Analysis
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max time kernel
138s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:50
General
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Target
Ziegler Hellas SA GROUP 1X40 CNT #PO101166 .exe
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Size
469KB
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MD5
1d03e0012f36abbd2453692cdd0b1e02
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SHA1
94e926134ae62e79e3c76bf4f11e13bb73bee718
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SHA256
3c6ade352dcf983887305516d4badfef0c2ba06e20f90cf34f09c4cf928196b5
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SHA512
bab2e797447bfc23f24f471e6001bd5cb7bc8f8c8d9d255139c6ab3090745e4458672c2c3a5ed9c0c65ec299ef8dfcd180549b5a709dd2d48b044ddfbb6babde
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
!4U9j9yMSn=G
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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 profiles 1 TTPs 3 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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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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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Ziegler Hellas SA GROUP 1X40 CNT #PO101166 .exe"C:\Users\Admin\AppData\Local\Temp\Ziegler Hellas SA GROUP 1X40 CNT #PO101166 .exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aoZDQJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp511D.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Ziegler Hellas SA GROUP 1X40 CNT #PO101166 .exe"C:\Users\Admin\AppData\Local\Temp\Ziegler Hellas SA GROUP 1X40 CNT #PO101166 .exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp511D.tmpFilesize
1KB
MD553c6cae7f5038de7b3ceebc774e61b3a
SHA1b75b3ba2684e5a40a2a0b83d7016b486d741dec7
SHA2562b93464e4dd3ce029842d9c6bf889bc96598e58b97558b55d05786a0d889b497
SHA51201f6d81d07a3aa63f29c2ef8a02d5b9a7833290e6086a43e3f3be6f896728bd396b436c01e5b84a95bab5c0533d948a4d6f24571c79c6f025831190104170c42
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memory/1820-137-0x0000000000000000-mapping.dmp
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memory/1820-138-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1820-139-0x0000000005ED0000-0x0000000005F36000-memory.dmpFilesize
408KB
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memory/1820-140-0x0000000006B00000-0x0000000006B50000-memory.dmpFilesize
320KB
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memory/3328-130-0x0000000000110000-0x000000000018A000-memory.dmpFilesize
488KB
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memory/3328-131-0x0000000005090000-0x0000000005634000-memory.dmpFilesize
5.6MB
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memory/3328-132-0x0000000004B80000-0x0000000004C12000-memory.dmpFilesize
584KB
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memory/3328-133-0x0000000004B30000-0x0000000004B3A000-memory.dmpFilesize
40KB
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memory/3328-134-0x0000000006DA0000-0x0000000006E3C000-memory.dmpFilesize
624KB
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memory/3528-135-0x0000000000000000-mapping.dmp