e903253b73d3e43e98088dce800bd5fb75c9b2786153c6d0150080c1d002bbb3

Analysis

max time kernel
147s
max time network
157s
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.bat.lnk
Size

984B
MD5

1f7adcbd98ea973a14535f90387be49c
SHA1

5cc52ceefee98506a3c3a2f63428c4b309f73764
SHA256

47c797e34851e1f06c01ce3abec9133292f7036fd5b82300cc9dd07c6106d694
SHA512

88b6fac11177b8bc4b7a9a58c510a2d3d1de198e169a874f7cdf47ac0019f4e9b4706151c11446e320fae8e1fa1dbff56a5ed230e1e50b3ebdedf812f76c6926

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-1-5-21-1194130065-3471212556-1656947724-1000\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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLockMemoryPrivilege	3736	java.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 5080	1580	cmd.exe	86
PID 1580 wrote to memory of 5080	1580	cmd.exe	86
PID 5080 wrote to memory of 3736	5080	cmd.exe	88
PID 5080 wrote to memory of 3736	5080	cmd.exe	88

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\temp\CS4.9\Cobalt_Strike.bat.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\temp\CS4.9\Cobalt_Strike.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5080
- - 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:3736

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/3736-4-0x000002070A6E0000-0x000002070A950000-memory.dmp

Filesize
2.4MB

Download
memory/3736-5-0x000002070A6E0000-0x000002070A950000-memory.dmp

Filesize
2.4MB

Download