Analysis
- max time kernel
94s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
- submitted
09/03/2023, 17:03
General
- Target SHIPPING DOC.exe
- Size 291KB
- Sample230309-vkp4psde47
- SHA256 d1a22dda5220ba19084b3e191aa4cf0028dc48e3176294f3bc298f0d4936de03
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Executes dropped EXE 3 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\wdkhjccu.exe"C:\Users\Admin\AppData\Local\Temp\wdkhjccu.exe" C:\Users\Admin\AppData\Local\Temp\tvgvcczil.vj2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\wdkhjccu.exe"C:\Users\Admin\AppData\Local\Temp\wdkhjccu.exe"3⤵
- Executes dropped EXE
-
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C:\Users\Admin\AppData\Local\Temp\wdkhjccu.exe"C:\Users\Admin\AppData\Local\Temp\wdkhjccu.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
ixgiqq.we
tvgvcczil.vj
wdkhjccu.exe
wdkhjccu.exe
wdkhjccu.exe
wdkhjccu.exe
memory/1004-149-0x00000000057E0000-0x0000000005D84000-memory.dmp
memory/1004-154-0x00000000060B0000-0x0000000006142000-memory.dmp
memory/1004-146-0x0000000000400000-0x0000000000441000-memory.dmp
memory/1004-148-0x0000000000400000-0x0000000000441000-memory.dmp
memory/1004-143-0x0000000000400000-0x0000000000441000-memory.dmp
memory/1004-150-0x0000000005230000-0x0000000005296000-memory.dmp
memory/1004-151-0x0000000005220000-0x0000000005230000-memory.dmp
memory/1004-152-0x0000000005220000-0x0000000005230000-memory.dmp
memory/1004-153-0x0000000005220000-0x0000000005230000-memory.dmp
memory/1004-145-0x0000000000400000-0x0000000000441000-memory.dmp
memory/1004-155-0x0000000006090000-0x000000000609A000-memory.dmp
memory/1004-156-0x00000000061A0000-0x00000000061F0000-memory.dmp
memory/1004-157-0x0000000006510000-0x00000000066D2000-memory.dmp
memory/1004-159-0x0000000005220000-0x0000000005230000-memory.dmp
memory/1004-158-0x0000000005220000-0x0000000005230000-memory.dmp
memory/1004-160-0x0000000005220000-0x0000000005230000-memory.dmp
memory/1004-161-0x0000000005220000-0x0000000005230000-memory.dmp