e903253b73d3e43e98088dce800bd5fb75c9b2786153c6d0150080c1d002bbb3

Analysis

max time kernel
108s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 11:13

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General

Target

temp/CS4.9/Cobalt_Strike.vbs
Size

80B
MD5

f1a09f277b7a32831721f27b9dfdac41
SHA1

5b9790a3a7d309344ea38d29aad11cebd3349d54
SHA256

62562ce3faf7abea23e0cbe69293e61aa307ddc28d1e3329cf373dc009fc396b
SHA512

b13f2f18f204ffb190f2d1a70ebe9b2785ea07e45217d5b8a100178dcb27ec2213d1fcb341f1ea6f48e8b8d395ab68e3de3a4f6647c24e8b165027582e1e4f9d

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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	WScript.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLockMemoryPrivilege	5020	java.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2136	2104	WScript.exe	85
PID 2104 wrote to memory of 2136	2104	WScript.exe	85
PID 2136 wrote to memory of 5020	2136	cmd.exe	87
PID 2136 wrote to memory of 5020	2136	cmd.exe	87

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\temp\CS4.9\Cobalt_Strike.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c Cobalt_Strike.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -XX:ParallelGCThreads=4 -XX:+AggressiveHeap -XX:+UseParallelGC -javaagent:uHook.jar -Dfile.encoding=utf-8 -jar cobaltstrike-client.jar
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:5020

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

Replay Monitor

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Downloads

memory/5020-2-0x00000222B8C40000-0x00000222B8EB0000-memory.dmp

Filesize
2.4MB

Download
memory/5020-3-0x00000222B8C40000-0x00000222B8EB0000-memory.dmp

Filesize
2.4MB

Download