xmrig | 2c8838b3d7a3562806f084893816b11af477dd096f5d493c0659291fb7b005d7

General

Target

eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe
Size

784KB
MD5

eace25b4f1d6c85e7f25da4cd65b3af7
SHA1

627d5867fab9d0ad1b8fd4afecd305d89d084092
SHA256

2c8838b3d7a3562806f084893816b11af477dd096f5d493c0659291fb7b005d7
SHA512

abba960f2c86b7b523ed08f5f782f875987b92e2efbb94f0f1e35c1c825c8e7f7536e110aa2d768fc3cb1d1c2c47c206c98677f743f55c74c438e087fac78d30
SSDEEP

12288:tKwGp6hCI2m152XzYCjE94xEopPDBj98ANiqFSMkC49PJ4vM3b1qEP45VunS:tio8prLx9Bj98AgqFXkRpP45U

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/664-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/664-16-0x0000000003220000-0x0000000003532000-memory.dmp	xmrig
behavioral1/memory/664-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2740-26-0x0000000003290000-0x0000000003423000-memory.dmp	xmrig
behavioral1/memory/2740-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2740-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/664-35-0x0000000003220000-0x0000000003532000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2740	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2740	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
664	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/664-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000d000000012255-15.dat	upx
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000712000-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	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
664	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
664	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe
2740	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 664 wrote to memory of 2740	664	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe	30
PID 664 wrote to memory of 2740	664	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe	30
PID 664 wrote to memory of 2740	664	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe	30
PID 664 wrote to memory of 2740	664	eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:664
- C:\Users\Admin\AppData\Local\Temp\eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2740

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\eace25b4f1d6c85e7f25da4cd65b3af7_JaffaCakes118.exe

Filesize
784KB

MD5
e3cf0027995b6dc4f8503e8f711d7729

SHA1
5ceb26ea93a3a7b1ead735b486bc3f479a2e0575

SHA256
b13fac9f7d15336937b2d551e1326057262ec3ff8159e54e8321d083ff96d658

SHA512
296feed70e1a93d225188a95fc1ba2ffea4c3f15aff2c4b387e8974a09287620b5304d2637ebadead415648f4da411e5d775ecc9311bbc7f5d4976c445765c44

Download Submit
memory/664-35-0x0000000003220000-0x0000000003532000-memory.dmp

Filesize
3.1MB

Download
memory/664-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/664-6-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/664-16-0x0000000003220000-0x0000000003532000-memory.dmp

Filesize
3.1MB

Download
memory/664-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/664-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2740-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2740-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2740-26-0x0000000003290000-0x0000000003423000-memory.dmp

Filesize
1.6MB

Download
memory/2740-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2740-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2740-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download

Analysis

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