Analysis
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max time kernel
153s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
19/10/2022, 22:41
Static task
static1
Behavioral task
behavioral1
Sample
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe
Resource
win10v2004-20220901-en
General
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Target
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe
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Size
169KB
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MD5
a0aa8d4724a729e2accfedcd92005470
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SHA1
a671452148514f84dcff501bdf8131296545eeca
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SHA256
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80
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SHA512
f466e5a2b1bad2ca5193d12b7b67b4325d10aa9ffb8cfc08a180e0fb64cb3131bd403102c6fb8197925b72854bcac1d3c8c2a71278cd500bf4bbfd0676b22d18
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SSDEEP
3072:G7oC/1oeGSImNOPtgIZ6f7gTZ20tZV/7eJDmeGhlnwvnb88fbTMA4Uepu0wupgK:G7oCyeR7gtHZyWZ20Z7MmPh6zbTMA4dZ
Malware Config
Extracted
pony
http://mg1lz2fzd.mdutmdu.in/p/image.php
http://mw1lz2fzd.mdutmdu.in/p/image.php
http://mm1lz2fzd.mdutmdu.in/p/image.php
http://m21lz2fzd.mdutmdu.in/p/image.php
http://ng1lz2fzd.mdutmdu.in/p/image.php
http://nw1lz2fzd.mdutmdu.in/p/image.php
http://nm1lz2fzd.mdutmdu.in/p/image.php
http://n21lz2fzd.mdutmdu.in/p/image.php
http://og1lz2fzd.mdutmdu.in/p/image.php
http://ow1lz2fzd.mdutmdu.in/p/image.php
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3676 sysrcwuk.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts sysrcwuk.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook sysrcwuk.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SYS_UPDATE_12072014 = "C:\\Users\\Admin\\AppData\\Roaming\\WinRAR\\sysrcwuk.exe" sysrcwuk.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run sysrcwuk.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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Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeImpersonatePrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeTcbPrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeChangeNotifyPrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeCreateTokenPrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeBackupPrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeRestorePrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeIncreaseQuotaPrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeAssignPrimaryTokenPrivilege 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeImpersonatePrivilege 3676 sysrcwuk.exe Token: SeTcbPrivilege 3676 sysrcwuk.exe Token: SeChangeNotifyPrivilege 3676 sysrcwuk.exe Token: SeCreateTokenPrivilege 3676 sysrcwuk.exe Token: SeBackupPrivilege 3676 sysrcwuk.exe Token: SeRestorePrivilege 3676 sysrcwuk.exe Token: SeIncreaseQuotaPrivilege 3676 sysrcwuk.exe Token: SeAssignPrimaryTokenPrivilege 3676 sysrcwuk.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 372 wrote to memory of 3676 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 83 PID 372 wrote to memory of 3676 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 83 PID 372 wrote to memory of 3676 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 83 PID 372 wrote to memory of 1964 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 84 PID 372 wrote to memory of 1964 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 84 PID 372 wrote to memory of 1964 372 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 84 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook sysrcwuk.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe"C:\Users\Admin\AppData\Local\Temp\67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:372 -
C:\Users\Admin\AppData\Roaming\WinRAR\sysrcwuk.exe"C:\Users\Admin\AppData\Roaming\WinRAR\sysrcwuk.exe"2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_win_path
PID:3676
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\67EE65~1.EXE" > NUL2⤵PID:1964
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
169KB
MD5a0aa8d4724a729e2accfedcd92005470
SHA1a671452148514f84dcff501bdf8131296545eeca
SHA25667ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80
SHA512f466e5a2b1bad2ca5193d12b7b67b4325d10aa9ffb8cfc08a180e0fb64cb3131bd403102c6fb8197925b72854bcac1d3c8c2a71278cd500bf4bbfd0676b22d18
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Filesize
169KB
MD5a0aa8d4724a729e2accfedcd92005470
SHA1a671452148514f84dcff501bdf8131296545eeca
SHA25667ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80
SHA512f466e5a2b1bad2ca5193d12b7b67b4325d10aa9ffb8cfc08a180e0fb64cb3131bd403102c6fb8197925b72854bcac1d3c8c2a71278cd500bf4bbfd0676b22d18