Analysis
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max time kernel
127s -
max time network
126s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
18-10-2021 09:38
General
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Target
PO#6012001198 54387-403 A#800779222 LAMBERTZ POLONIA Sp.exe
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Size
452KB
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MD5
e2a4d4c11386806bce8e5d8d5e8e8371
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SHA1
9c94b32008c907d15149dd1740ef4a92a7edbb88
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SHA256
dabff599f798510f8acfc9067feddde27050ed506d55adfac28cc2f938574002
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SHA512
9a6ed6fb674846f9d0fd3f9a23adebd611326461d0e681961e54c1f3f78386355281def63c1e0b223c2c8454be62466490ba4cb6771e3ee0f074ee5f2b03771a
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
G9@2Dmina@321
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 5 IoCs
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Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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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 26 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PO#6012001198 54387-403 A#800779222 LAMBERTZ POLONIA Sp.exe"C:\Users\Admin\AppData\Local\Temp\PO#6012001198 54387-403 A#800779222 LAMBERTZ POLONIA Sp.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- 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\csQtTrYIbqXsTU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp28B6.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\PO#6012001198 54387-403 A#800779222 LAMBERTZ POLONIA Sp.exe"C:\Users\Admin\AppData\Local\Temp\PO#6012001198 54387-403 A#800779222 LAMBERTZ POLONIA Sp.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4KB
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Filesize
8KB
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Filesize
4KB
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Filesize
32KB
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Filesize
352KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
4KB