xmrig | f9098701784eb0d00afbc0d94767ba0c70fcf0bffa9fd6de779cce09509b41fa

General

Target

c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe
Size

784KB
MD5

c90323c8a6c08069e28ee3d19e376742
SHA1

612be2a3470aea3e97e37d968993009fad617e7f
SHA256

f9098701784eb0d00afbc0d94767ba0c70fcf0bffa9fd6de779cce09509b41fa
SHA512

0042045e5696c75cfe8e905e58339673a9545724caa62a1d4d97ca1cfa6f68569cc239d2aabac8ef667e33af3029c73e04ea1e94f5192f50dabb4cee4a69d129
SSDEEP

12288:qByYEfxlwns6+BBv8EIHpQ1tBEDb3NezYZ5CirHzLcGShQ+p44DtBmkl:qBUfwnsXvQpQaDb30zYZ5CirTxShntB

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
behavioral1/memory/2164-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2164-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2920-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2920-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2920-32-0x0000000003220000-0x00000000033B3000-memory.dmp	xmrig
behavioral1/memory/2920-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2164-34-0x0000000003230000-0x0000000003542000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2920	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2920	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2164	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2164-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2164-16-0x0000000003230000-0x0000000003542000-memory.dmp	upx
behavioral1/files/0x0006000000012118-15.dat	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	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2164	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2164	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe
2920	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2920	2164	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe	31
PID 2164 wrote to memory of 2920	2164	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe	31
PID 2164 wrote to memory of 2920	2164	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe	31
PID 2164 wrote to memory of 2920	2164	c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Users\Admin\AppData\Local\Temp\c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\c90323c8a6c08069e28ee3d19e376742_JaffaCakes118.exe

Filesize
784KB

MD5
b09c2f2ece1a146e7c651ad1de247a44

SHA1
7ad0dd46a55a48662464cc6bd939ffc3b95975d3

SHA256
7c694287b21c1e671ed4d67e549648cf7b959abb61046044eb4f3ea2bd0a7fdb

SHA512
7bf618df457dcabe1d8560d59d9f5f9f68e8f7cdabb2d482305641941ff49847fd64f3c4758f56967c2c757868bd54e24b801f48ee0a608dd5f45d21c2c3b788

Download Submit
memory/2164-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2164-1-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2164-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2164-16-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download
memory/2164-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2164-34-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download
memory/2920-17-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2920-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2920-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2920-32-0x0000000003220000-0x00000000033B3000-memory.dmp

Filesize
1.6MB

Download
memory/2920-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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