Analysis
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max time kernel
144s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2022, 08:17
Static task
static1
Behavioral task
behavioral1
Sample
82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe
Resource
win7-20221111-en
General
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Target
82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe
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Size
97KB
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MD5
5091ec3676e0f2a175c432530974f819
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SHA1
02cd8250c2571e1d52ac3915d6d8c491374967a6
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SHA256
82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383
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SHA512
39d7f00332dd0e01907ac68089b1a61d96c7391a776e4a3a0e97c3f537bf4f4bbaae4cb3d041f60ddb71ca1ecc9bebbfa4be5675505266c6c82641f337041669
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SSDEEP
3072:Jw4FkOXR4G5HdSGlX7s36W4eNIRZoRIBEOjhK7:JFkORp5QkuY1Wmp9K
Malware Config
Extracted
pony
http://kurtst.pw:4915/doc/black.php
http://kurtst.pw:888/doc/black.php
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payload_url
http://kytrus.pw:888/pic/Flash.exe
Signatures
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Drops file in Drivers directory 3 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts.sam cmd.exe File created C:\Windows\system32\drivers\etc\tmp.tmp 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe File created C:\Windows\system32\drivers\etc\hosts.sam cmd.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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 Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe -
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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
pid Process 3348 PING.EXE -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeImpersonatePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeTcbPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeChangeNotifyPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeCreateTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeBackupPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeRestorePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeIncreaseQuotaPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeAssignPrimaryTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeImpersonatePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeTcbPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeChangeNotifyPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeCreateTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeBackupPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeRestorePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeIncreaseQuotaPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeAssignPrimaryTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeImpersonatePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeTcbPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeChangeNotifyPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeCreateTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeBackupPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeRestorePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeIncreaseQuotaPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeAssignPrimaryTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeImpersonatePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeTcbPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeChangeNotifyPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeCreateTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeBackupPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeRestorePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeIncreaseQuotaPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeAssignPrimaryTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeImpersonatePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeTcbPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeChangeNotifyPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeCreateTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeBackupPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeRestorePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeIncreaseQuotaPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeAssignPrimaryTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeImpersonatePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeTcbPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeChangeNotifyPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeCreateTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeBackupPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeRestorePrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeIncreaseQuotaPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe Token: SeAssignPrimaryTokenPrivilege 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4156 wrote to memory of 3380 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe 84 PID 4156 wrote to memory of 3380 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe 84 PID 4156 wrote to memory of 3380 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe 84 PID 4156 wrote to memory of 3540 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe 86 PID 4156 wrote to memory of 3540 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe 86 PID 4156 wrote to memory of 3540 4156 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe 86 PID 3380 wrote to memory of 4912 3380 cmd.exe 89 PID 3380 wrote to memory of 4912 3380 cmd.exe 89 PID 3380 wrote to memory of 4912 3380 cmd.exe 89 PID 3540 wrote to memory of 3348 3540 cmd.exe 90 PID 3540 wrote to memory of 3348 3540 cmd.exe 90 PID 3540 wrote to memory of 3348 3540 cmd.exe 90 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe"C:\Users\Admin\AppData\Local\Temp\82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe"1⤵
- Drops file in Drivers directory
- Checks computer location settings
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
PID:4156 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy C:\Windows\system32\drivers\etc\hosts C:\Windows\system32\drivers\etc\hosts.sam /Y && at 09:21:00 /every:M,T,W,Th,F,S,Su cmd.exe "/c attrib -H C:\Windows\system32\drivers\etc\hosts && copy C:\Users\Admin\AppData\Local\Temp\240581843aq C:\Windows\system32\drivers\etc\hosts /Y && attrib +H C:\Windows\system32\drivers\etc\hosts"2⤵
- Drops file in Drivers directory
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\SysWOW64\at.exeat 09:21:00 /every:M,T,W,Th,F,S,Su cmd.exe "/c attrib -H C:\Windows\system32\drivers\etc\hosts && copy C:\Users\Admin\AppData\Local\Temp\240581843aq C:\Windows\system32\drivers\etc\hosts /Y && attrib +H C:\Windows\system32\drivers\etc\hosts"3⤵PID:4912
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping -n 6 localhost && erase "C:\Users\Admin\AppData\Local\Temp\82992542f37a4d188c69e394631b2c4aa634f7102bb371391e92ef2b26ec6383.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3540 -
C:\Windows\SysWOW64\PING.EXEping -n 6 localhost3⤵
- Runs ping.exe
PID:3348
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