e903253b73d3e43e98088dce800bd5fb75c9b2786153c6d0150080c1d002bbb3

Analysis

max time kernel
137s
max time network
158s
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.lnk
Size

996B
MD5

d4ae53b544766dceaa964536984b6661
SHA1

91fed80a71fac872bd50de35ae82508ed52d9a4f
SHA256

3378f31ad0d7d6e28b7a300ee55d59aad33348822424ffdcf00b0d157fe15160
SHA512

7a7b9e916814097146407174b815c95a0f3c994bf49bdd99f74e85d9265f99b79c2ce32a412d860856d405cc83d2b2c3cfa54269ffc1041e9dadc35aecbc6587

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	cmd.exe
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\Local Settings	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLockMemoryPrivilege	3888	java.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3708 wrote to memory of 4600	3708	cmd.exe	86
PID 3708 wrote to memory of 4600	3708	cmd.exe	86
PID 4600 wrote to memory of 2244	4600	WScript.exe	89
PID 4600 wrote to memory of 2244	4600	WScript.exe	89
PID 2244 wrote to memory of 3888	2244	cmd.exe	91
PID 2244 wrote to memory of 3888	2244	cmd.exe	91

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\temp\CS4.9\Cobalt_Strike.vbs.lnk
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3708
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\temp\CS4.9\Cobalt_Strike.vbs"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4600
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /c Cobalt_Strike.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2244
  - - 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
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:3888

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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