e3683f1a58054c1166a94d5758848ed053777c7dc575a7af69c938b39f204eb5

Analysis

max time kernel
146s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
23/02/2024, 17:45

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General

Target
file_release_4.rar
Size 14.6MB
Sample240223-wbr3dafc21
SHA256 e3683f1a58054c1166a94d5758848ed053777c7dc575a7af69c938b39f204eb5
MD5 b53f9821429a957dbb940190b929208f
SHA1 61dea662a6608ba8239d7e0f459cd72640f0cd58
SHA512 13c5fa541964d8d4bb8ccd6e35ace5a82ffc71134a439d08e19b1043acc138bf01634f32177c75690d1b401189490187380cea5d0af13892c23d23e654058278
SSDEEP 393216:UCmEcAypbKLd/OXCRmXTaDLhV5MVlW5yPGKHIo+vDHQEoSs2X6YhDpd4:GEcAGgdw7XTaVv5yzUHQzSs2XPhDpm
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2200714112-3788720386-2559682836-1000\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-1-5-21-2200714112-3788720386-2559682836-1000_Classes\Local Settings	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	1104	7zFM.exe
Token: 35	1104	7zFM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1104	7zFM.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1400 wrote to memory of 1104	1400	cmd.exe	89
PID 1400 wrote to memory of 1104	1400	cmd.exe	89

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\file_release_4.rar
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1400
- C:\Program Files\7-Zip\7zFM.exe
  "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\file_release_4.rar"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:1104

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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