xmrig | ffcb6e2d8eedaa675d4bb1516df19762b516af04a7247070d7680d66233fc4d3

General

Target

69641569518e492d2c46fa7869657b78_JaffaCakes118.exe
Size

784KB
MD5

69641569518e492d2c46fa7869657b78
SHA1

ffda7d6d8b60fa3724738897def613276a24797c
SHA256

ffcb6e2d8eedaa675d4bb1516df19762b516af04a7247070d7680d66233fc4d3
SHA512

16de46a49f1e331527a87a89af4b2a130f3848e8f19c2be505afb92cb1254512016ed874d47a4bfb4e3f0441e76fe4f26dfb04336c00ba62f41faf2395a07233
SSDEEP

12288:4ks8s9rmwRQv+6Yk5t72dDN7B7f3P1XXGh29m4Cc01XjzD7ZYRjHxtacd8tsIxuf:4t8QhRMVYk5RsPlXG89eT1XjzOVs0Z5

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/2516-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2516-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2424-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2424-29-0x0000000003220000-0x00000000033B3000-memory.dmp	xmrig
behavioral1/memory/2424-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2424-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2516-34-0x0000000003230000-0x0000000003542000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2424	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2424	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2516	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2516-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000700000001211b-10.dat	upx
behavioral1/memory/2424-16-0x0000000000400000-0x0000000000712000-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	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2516	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2516	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe
2424	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2424	2516	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe	31
PID 2516 wrote to memory of 2424	2516	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe	31
PID 2516 wrote to memory of 2424	2516	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe	31
PID 2516 wrote to memory of 2424	2516	69641569518e492d2c46fa7869657b78_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\69641569518e492d2c46fa7869657b78_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\69641569518e492d2c46fa7869657b78_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Users\Admin\AppData\Local\Temp\69641569518e492d2c46fa7869657b78_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\69641569518e492d2c46fa7869657b78_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2424

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\69641569518e492d2c46fa7869657b78_JaffaCakes118.exe

Filesize
784KB

MD5
f1b4a49c996ca3f831f0dd8d68e7101f

SHA1
ea98474c88b68f110bfeeeb21cd1ef85ef81c8d1

SHA256
e271babd1f92ebc2e6f077d41fb90eb82265b655ef0eaba53cda08cb0030c325

SHA512
3cba064653e429b301a26d99456eff86cab2fd470f980fa2cb30c5028c3419ee53a9de1673182bd48fb22a49965fe8c6a886ce01f6cf446c780baaeb498c0936

Download Submit
memory/2424-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2424-17-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2424-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2424-29-0x0000000003220000-0x00000000033B3000-memory.dmp

Filesize
1.6MB

Download
memory/2424-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2424-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2516-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2516-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2516-1-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2516-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2516-34-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download

Analysis

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