xmrig | 81ce9c06e8f78145ab79a7f369da4e6c9d1dcb65bfb9def56b677f27e7ad85ea

General

Target

ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe
Size

784KB
MD5

ffeca026a865c97a0c9a8a9010f8f52a
SHA1

bfb3796c496fbc0b508d2e4cbadac706432f5c5e
SHA256

81ce9c06e8f78145ab79a7f369da4e6c9d1dcb65bfb9def56b677f27e7ad85ea
SHA512

fb2a8ec8434135f0da86a7dc539dc458aa77ac4c7ae85774cb516a3fb662daaeda8bdd9e383765ae154c3886fc1251623e845a45ec00ee689ffac04772852a8c
SSDEEP

24576:MHDuTk3o0Tjv1G3goIbs59t5RvB/FiUQbsIWEMa:MjuTqnUwoKsB55pFiUeBWEM

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

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

XMRig Miner payload 8 IoCs

miner

resource	yara_rule
behavioral1/memory/2828-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2828-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2828-12-0x00000000031C0000-0x00000000034D2000-memory.dmp	xmrig
behavioral1/memory/2368-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2368-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2368-33-0x00000000030A0000-0x0000000003233000-memory.dmp	xmrig
behavioral1/memory/2368-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2368-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2368	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2368	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2828	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2828-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000b000000012029-10.dat	upx
behavioral1/memory/2368-17-0x0000000000400000-0x0000000000712000-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	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2828	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2828	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe
2368	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 2368	2828	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe	29
PID 2828 wrote to memory of 2368	2828	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe	29
PID 2828 wrote to memory of 2368	2828	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe	29
PID 2828 wrote to memory of 2368	2828	ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Users\Admin\AppData\Local\Temp\ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2368

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

\Users\Admin\AppData\Local\Temp\ffeca026a865c97a0c9a8a9010f8f52a_JaffaCakes118.exe

Filesize
784KB

MD5
0a7779ae17bd0da57f37d067444d194c

SHA1
b2eacbf1e18979e2f30afb67f46e2cd6eda08e60

SHA256
ca9cecb5b7427d918d64cedcb16267c2b24b05c38fd73fc58370167357b1a028

SHA512
1772aadb91bdd101cc79ccd5e4091b83d0f6dc18d6e657415187cd47028d42d570a5e11892605953ee0265de2f60cdb3ad9565cb7ad308db6e12d66ca65befff

Download Submit
memory/2368-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2368-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2368-18-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2368-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2368-33-0x00000000030A0000-0x0000000003233000-memory.dmp

Filesize
1.6MB

Download
memory/2368-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2368-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2828-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2828-1-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2828-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2828-12-0x00000000031C0000-0x00000000034D2000-memory.dmp

Filesize
3.1MB

Download
memory/2828-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download

Analysis

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