Analysis
- max time kernel
145s - max time network
148s - platform
windows10_x64 - resource
win10 - submitted
07/08/2020, 13:14
General
- Target OC 07082020 DOC.exe
- Size 411KB
- Sample200807-68dh6cmsv6
- SHA256 90736a2b5a9e0da6df6b85727e56ff363a6795ca4e948a6163ff19f5d947daba
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.sapgroup.com.pk
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Port
587
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Username
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Password
moin@26919
Signatures
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes
-
C:\Users\Admin\AppData\Local\Temp\OC 07082020 DOC.exe"C:\Users\Admin\AppData\Local\Temp\OC 07082020 DOC.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tBGFUcWDru" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA8ED.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\OC 07082020 DOC.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\OC 07082020 DOC.exe"{path}"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\OC 07082020 DOC.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3396-21-0x00000000065E0000-0x00000000065E1000-memory.dmp
memory/3396-20-0x0000000005F20000-0x0000000005F21000-memory.dmp
memory/3396-15-0x0000000073D70000-0x000000007445E000-memory.dmp
memory/3396-12-0x0000000000400000-0x0000000000422000-memory.dmp
memory/4016-5-0x0000000005300000-0x0000000005301000-memory.dmp
memory/4016-9-0x000000000A1D0000-0x000000000A1ED000-memory.dmp
memory/4016-8-0x0000000007A40000-0x0000000007A7B000-memory.dmp
memory/4016-7-0x00000000076F0000-0x00000000076F1000-memory.dmp
memory/4016-6-0x00000000054C0000-0x00000000054C8000-memory.dmp
memory/4016-0-0x0000000073D70000-0x000000007445E000-memory.dmp
memory/4016-4-0x0000000005260000-0x0000000005261000-memory.dmp
memory/4016-3-0x0000000005850000-0x0000000005851000-memory.dmp
memory/4016-1-0x00000000009D0000-0x00000000009D1000-memory.dmp