e903253b73d3e43e98088dce800bd5fb75c9b2786153c6d0150080c1d002bbb3

Analysis

max time kernel
119s
max time network
130s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	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	2656	java.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 2864	840	cmd.exe	32
PID 840 wrote to memory of 2864	840	cmd.exe	32
PID 840 wrote to memory of 2864	840	cmd.exe	32
PID 2864 wrote to memory of 2656	2864	cmd.exe	33
PID 2864 wrote to memory of 2656	2864	cmd.exe	33
PID 2864 wrote to memory of 2656	2864	cmd.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\temp\CS4.9\Cobalt_Strike.bat.lnk
1⤵
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:840
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\temp\CS4.9\Cobalt_Strike.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Windows\system32\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:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2656-73-0x0000000002840000-0x0000000002AB0000-memory.dmp

Filesize
2.4MB

Download
memory/2656-78-0x0000000002840000-0x0000000002AB0000-memory.dmp

Filesize
2.4MB

Download