Analysis
- max time kernel
151s - max time network
125s - platform
windows7_x64 - resource
win7-en-20211104 - submitted
17/11/2021, 02:22
Static task
static1
Behavioral task
behavioral1
Sample
B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe
Resource
win7-en-20211104
0 signatures
0 seconds
General
- Target B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe
- Size 404KB
- Sample211117-ctkw8sdeep
- SHA256 b4df12afe9fd5cc5daf567c7c8fcde4345e4e3c027d6af9f2bf701c67cb6889e
- MD5 73dcdb2a0e613f07e3eeb555d930c414
- SHA1 a11542ae7199c3952d1a1bbeae608ab91a5c138b
- SHA512 aefa5590dc8115d3679bbce246e6fbb8affd9a0a91d622f9b858d7cf0994453e7b2a123720eb7373c5d1e9feff081c4c7268f5e9ab33975321228731e0641120
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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pony
C2
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http://dikemen.net46.net/totalized/gate.php
Signatures
- Executes dropped EXE 3 IoCs
pid Process 2004 isshost.exe 992 dslsvc.exe 1584 isshost.exe - Loads dropped DLL 3 IoCs
pid Process 284 cmd.exe 2004 isshost.exe 1380 cmd.exe - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts RegAsm.exe - Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe - Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1084 set thread context of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 2004 isshost.exe 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe - Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: SeDebugPrivilege 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe Token: SeImpersonatePrivilege 516 RegAsm.exe Token: SeTcbPrivilege 516 RegAsm.exe Token: SeChangeNotifyPrivilege 516 RegAsm.exe Token: SeCreateTokenPrivilege 516 RegAsm.exe Token: SeBackupPrivilege 516 RegAsm.exe Token: SeRestorePrivilege 516 RegAsm.exe Token: SeIncreaseQuotaPrivilege 516 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 516 RegAsm.exe Token: SeDebugPrivilege 2004 isshost.exe Token: SeDebugPrivilege 992 dslsvc.exe Token: SeImpersonatePrivilege 516 RegAsm.exe Token: SeTcbPrivilege 516 RegAsm.exe Token: SeChangeNotifyPrivilege 516 RegAsm.exe Token: SeCreateTokenPrivilege 516 RegAsm.exe Token: SeBackupPrivilege 516 RegAsm.exe Token: SeRestorePrivilege 516 RegAsm.exe Token: SeIncreaseQuotaPrivilege 516 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 516 RegAsm.exe Token: SeImpersonatePrivilege 516 RegAsm.exe Token: SeTcbPrivilege 516 RegAsm.exe Token: SeChangeNotifyPrivilege 516 RegAsm.exe Token: SeCreateTokenPrivilege 516 RegAsm.exe Token: SeBackupPrivilege 516 RegAsm.exe Token: SeRestorePrivilege 516 RegAsm.exe Token: SeIncreaseQuotaPrivilege 516 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 516 RegAsm.exe Token: SeImpersonatePrivilege 516 RegAsm.exe Token: SeTcbPrivilege 516 RegAsm.exe Token: SeChangeNotifyPrivilege 516 RegAsm.exe Token: SeCreateTokenPrivilege 516 RegAsm.exe Token: SeBackupPrivilege 516 RegAsm.exe Token: SeRestorePrivilege 516 RegAsm.exe Token: SeIncreaseQuotaPrivilege 516 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 516 RegAsm.exe Token: SeDebugPrivilege 1584 isshost.exe - Suspicious use of WriteProcessMemory 50 IoCs
description pid Process procid_target PID 1084 wrote to memory of 616 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 28 PID 1084 wrote to memory of 616 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 28 PID 1084 wrote to memory of 616 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 28 PID 1084 wrote to memory of 616 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 28 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 516 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 30 PID 1084 wrote to memory of 284 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 31 PID 1084 wrote to memory of 284 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 31 PID 1084 wrote to memory of 284 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 31 PID 1084 wrote to memory of 284 1084 B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe 31 PID 284 wrote to memory of 2004 284 cmd.exe 33 PID 284 wrote to memory of 2004 284 cmd.exe 33 PID 284 wrote to memory of 2004 284 cmd.exe 33 PID 284 wrote to memory of 2004 284 cmd.exe 33 PID 2004 wrote to memory of 744 2004 isshost.exe 34 PID 2004 wrote to memory of 744 2004 isshost.exe 34 PID 2004 wrote to memory of 744 2004 isshost.exe 34 PID 2004 wrote to memory of 744 2004 isshost.exe 34 PID 2004 wrote to memory of 992 2004 isshost.exe 36 PID 2004 wrote to memory of 992 2004 isshost.exe 36 PID 2004 wrote to memory of 992 2004 isshost.exe 36 PID 2004 wrote to memory of 992 2004 isshost.exe 36 PID 744 wrote to memory of 1944 744 cmd.exe 37 PID 744 wrote to memory of 1944 744 cmd.exe 37 PID 744 wrote to memory of 1944 744 cmd.exe 37 PID 744 wrote to memory of 1944 744 cmd.exe 37 PID 516 wrote to memory of 1064 516 RegAsm.exe 39 PID 516 wrote to memory of 1064 516 RegAsm.exe 39 PID 516 wrote to memory of 1064 516 RegAsm.exe 39 PID 516 wrote to memory of 1064 516 RegAsm.exe 39 PID 992 wrote to memory of 1380 992 dslsvc.exe 41 PID 992 wrote to memory of 1380 992 dslsvc.exe 41 PID 992 wrote to memory of 1380 992 dslsvc.exe 41 PID 992 wrote to memory of 1380 992 dslsvc.exe 41 PID 1380 wrote to memory of 1584 1380 cmd.exe 43 PID 1380 wrote to memory of 1584 1380 cmd.exe 43 PID 1380 wrote to memory of 1584 1380 cmd.exe 43 PID 1380 wrote to memory of 1584 1380 cmd.exe 43 - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe"C:\Users\Admin\AppData\Local\Temp\B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\B4DF12AFE9FD5CC5DAF567C7C8FCDE4345E4E3C027D6A.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\dslsvc.exe"2⤵PID:616
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
PID:516 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\259400147.bat" "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" "3⤵PID:1064
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:284 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "cmd /c C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe" /f4⤵
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Windows\SysWOW64\reg.exereg add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "cmd /c C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe" /f5⤵PID:1944
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\dslsvc.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\dslsvc.exe"4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:992 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe"5⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\isshost.exe"6⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1584
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