b76ba3d165ad8317f3020420db458edbe9165a99e726527a151d39019c533711

Analysis

max time kernel
30s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
19-01-2023 16:10

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General

Target

20220119_TA580/Requirements.lnk
Size

1KB
MD5

2157d05171e0a32c30a8c8350d25335a
SHA1

3af6b7bcd388b88d71ae09789b18a7a01e23b14b
SHA256

6e37e051433faa97a381fc8d8a51e8d0a5384d2fc7abc3dcf727d036bc196a74
SHA512

80585b023390d8adbb199e054cc1bfbf82b59c68965b1549f95ae45f33eb1b7f22fa448ff9ed134d6fb04d965216f4a884ed63a6bdbe743c7f5e5233e3b46e5d

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1872 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1872 taskkill.exe

pid	process
1872	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1872	taskkill.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

cmd.execmd.exe

description	pid	process	target process
PID 1488 wrote to memory of 776	1488	cmd.exe	cmd.exe
PID 1488 wrote to memory of 776	1488	cmd.exe	cmd.exe
PID 1488 wrote to memory of 776	1488	cmd.exe	cmd.exe
PID 776 wrote to memory of 616	776	cmd.exe	pythonw.exe
PID 776 wrote to memory of 616	776	cmd.exe	pythonw.exe
PID 776 wrote to memory of 616	776	cmd.exe	pythonw.exe
PID 776 wrote to memory of 1872	776	cmd.exe	taskkill.exe
PID 776 wrote to memory of 1872	776	cmd.exe	taskkill.exe
PID 776 wrote to memory of 1872	776	cmd.exe	taskkill.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\20220119_TA580\Requirements.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:1488

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c cd project && pythonw.exe projectt.py & taskkill /F /IM cmd.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Users\Admin\AppData\Local\Temp\20220119_TA580\project\pythonw.exe
pythonw.exe projectt.py
3⤵
PID:616

C:\Windows\system32\taskkill.exe
taskkill /F /IM cmd.exe
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1872

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/616-90-0x0000000000000000-mapping.dmp

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memory/776-88-0x0000000000000000-mapping.dmp

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memory/1488-54-0x000007FEFC101000-0x000007FEFC103000-memory.dmp

Filesize
8KB

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memory/1872-93-0x0000000000000000-mapping.dmp

Download