1739daa2526c9eafbc94187dcec3289a550fca169d0a2b0d6b48e23e4aa33d1d

max time kernel
24s
max time network
29s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 11:00

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General

Target

test.rar
Size

12KB
MD5

af7865d63e70c3d756da8453bb7cf26c
SHA1

e1801990363b402d2dbb86e1c6de5a059c771459
SHA256

1739daa2526c9eafbc94187dcec3289a550fca169d0a2b0d6b48e23e4aa33d1d
SHA512

55e4514c37786ace53888c974c69411938fffd6c1376551b3bdbe244ee156f68cc89fa14ea9bf93fee44913bca48d75a48a9e9cacbcee8ba23cf93b8e25241ec
SSDEEP

384:MI35H53l6y/U61vOlu56Xsh3pb0GkkayImr:MIhU6NIggyb0Gk5W

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\International\Geo\Nation	cmd.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4844	7zFM.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	4844	7zFM.exe
Token: 35	4844	7zFM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4844	7zFM.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 4844	4628	cmd.exe	90
PID 4628 wrote to memory of 4844	4628	cmd.exe	90

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\test.rar
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4628
- C:\Program Files\7-Zip\7zFM.exe
  "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\test.rar"
  2⤵
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:4844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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Analysis