Analysis
- max time kernel
102s - max time network
125s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
- submitted
18/04/2023, 13:12
General
- Target PO 34096.exe
- Size 1.7MB
- Sample230418-qfhrlsbe84
- SHA256 a75c256247f91d9e1e5de3d1b8155c0d31f9ba04a37b709c2d2289c91afc2a00
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
azmlogistics.com
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Port
587
-
Username
-
Password
Darvey365
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO 34096.exe"C:\Users\Admin\AppData\Local\Temp\PO 34096.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\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
__PSScriptPolicyTest_fgaczl53.n3u.ps1
memory/3484-133-0x0000000000E90000-0x0000000001048000-memory.dmp
memory/3484-134-0x00000000059B0000-0x00000000059C0000-memory.dmp
memory/3484-135-0x0000000005E50000-0x0000000005E72000-memory.dmp
memory/3484-155-0x00000000059B0000-0x00000000059C0000-memory.dmp
memory/3760-171-0x00000000057D0000-0x00000000057E0000-memory.dmp
memory/3760-169-0x0000000006BB0000-0x0000000006C00000-memory.dmp
memory/3760-170-0x0000000006DE0000-0x0000000006FA2000-memory.dmp
memory/3760-168-0x0000000006990000-0x000000000699A000-memory.dmp
memory/3760-167-0x00000000069C0000-0x0000000006A52000-memory.dmp
memory/3760-166-0x00000000057D0000-0x00000000057E0000-memory.dmp
memory/3760-165-0x0000000005E00000-0x00000000063A4000-memory.dmp
memory/3760-163-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4852-139-0x00000000057A0000-0x0000000005806000-memory.dmp
memory/4852-154-0x0000000004AC0000-0x0000000004AD0000-memory.dmp
memory/4852-156-0x0000000004AC0000-0x0000000004AD0000-memory.dmp
memory/4852-157-0x0000000004AC0000-0x0000000004AD0000-memory.dmp
memory/4852-158-0x0000000004AC0000-0x0000000004AD0000-memory.dmp
memory/4852-153-0x00000000062D0000-0x00000000062EA000-memory.dmp
memory/4852-152-0x0000000007400000-0x0000000007A7A000-memory.dmp
memory/4852-151-0x0000000005DD0000-0x0000000005DEE000-memory.dmp
memory/4852-150-0x0000000004AC0000-0x0000000004AD0000-memory.dmp
memory/4852-149-0x0000000004AC0000-0x0000000004AD0000-memory.dmp
memory/4852-138-0x0000000005730000-0x0000000005796000-memory.dmp
memory/4852-137-0x0000000005100000-0x0000000005728000-memory.dmp
memory/4852-136-0x00000000027F0000-0x0000000002826000-memory.dmp