4ac9761254127d3f61e1b0721c016076f9b82ff97b9cd018bfac2958c6d4b379

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07/03/2024, 00:21

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General

Target

$RSYBGF0.rar
Size

5KB
MD5

d3a2b1c8828617cf2270a9c719a3c7e0
SHA1

cdd54d80d1c1ee4c3eb3ace9d7524d2b6f65ba55
SHA256

4ac9761254127d3f61e1b0721c016076f9b82ff97b9cd018bfac2958c6d4b379
SHA512

9e578bd19a085663171c1b72982a15630d10c5d4679dae7c0f8b99dbc91bb7dab07dfa62db9b729e8c1be4cee0ada48ccb340790da58caedee6b93f3d80344f7
SSDEEP

96:ZSnCkzB2E5b/bq6F7HdercecwYVG192bWphdcl9ty9AHu09OZHvSE7JJfmYW20DH:xktfRBFB/eKE1MihdcrNHavSEzeYWOo

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2600	7zFM.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	2600	7zFM.exe
Token: 35	2600	7zFM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2600	7zFM.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 2600	1908	cmd.exe	29
PID 1908 wrote to memory of 2600	1908	cmd.exe	29
PID 1908 wrote to memory of 2600	1908	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$RSYBGF0.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Program Files\7-Zip\7zFM.exe
  "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\$RSYBGF0.rar"
  2⤵
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:2600

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:1516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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