xmrig | 4f7c155436d352eebc4f307325968d8fc5178bd6cb9a6ddfc91ad6cd08abc8b1

Analysis

max time kernel
144s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 22:58

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General

Target

a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe
Size

1.5MB
MD5

a88fe6aefa0410f67fc2b22bdd7c0801
SHA1

3845f0f3dbf41abaa0fb559bad6b771792d6da29
SHA256

4f7c155436d352eebc4f307325968d8fc5178bd6cb9a6ddfc91ad6cd08abc8b1
SHA512

eeb77f3257c5aac7882a6f65929f53b1373fa241defdfd61d8d2acbff089c6f69da5a6cde96235750c6b563813ba418bccc107b7e50344fbc0b9ca60521dde8e
SSDEEP

24576:qE+C9voDVoFjmdjJZy9OnpsKMfY9+1z4XYQg5/IZXXkFyBZrG++vqap7FN2qsc:qBqvvdmdK4sKgE+1soQg5AZrbyhvqa9

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 7 IoCs

miner

resource	yara_rule
behavioral2/memory/960-3-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/960-12-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/652-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/652-20-0x00000000053A0000-0x0000000005533000-memory.dmp	xmrig
behavioral2/memory/652-21-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/652-31-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/652-30-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
652	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
652	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/960-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x00080000000234cf-11.dat	upx
behavioral2/memory/652-13-0x0000000000400000-0x0000000000712000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
960	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
960	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe
652	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 960 wrote to memory of 652	960	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe	86
PID 960 wrote to memory of 652	960	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe	86
PID 960 wrote to memory of 652	960	a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:960
- C:\Users\Admin\AppData\Local\Temp\a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\a88fe6aefa0410f67fc2b22bdd7c0801_JaffaCakes118.exe

Filesize
784KB

MD5
ae7c4f1fa695bc03c45b324dd3a985fe

SHA1
2852ccf7a2ab1571c1195dd1f9f31d4113784b06

SHA256
75144b63495a0b65630aa818353193f74e150a0b85defa32db9f7e896cd37c56

SHA512
9082828c96ac1d732a7a2640f30cb76bc79782733d31a0f1ad731f662dfe5e3ba12acd80e367c4a3d05fa619b38cdf660ada6c5d659df6644a2f3649776b5fcd

Download Submit
memory/652-13-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/652-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/652-14-0x0000000001B30000-0x0000000001BF4000-memory.dmp

Filesize
784KB

Download
memory/652-20-0x00000000053A0000-0x0000000005533000-memory.dmp

Filesize
1.6MB

Download
memory/652-21-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/652-31-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/652-30-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/960-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/960-1-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/960-3-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/960-12-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download