xmrig | beeca7a03444146805680dede1f3aa290497efdd0318b34b1ff472aaccc32969

General

Target

29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe
Size

784KB
MD5

29bfbfb797f797dadb2287b6ada2a6c3
SHA1

34529e95832c48222343524e9129e9dd585d8a06
SHA256

beeca7a03444146805680dede1f3aa290497efdd0318b34b1ff472aaccc32969
SHA512

1c2368528291d8f52c78660a5c9682dc104ea404da2e50b1505dbc477bb8cdffe67fb309d33ae284ee6fd5ea293effef3722968e02873b6b6e1dcda87fa512fe
SSDEEP

24576:76Pr1o8k0gzQc9tWGa7+dCLg7g/j3tTt9xAza:mDG8k0gscDqWCJj9BAz

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/2228-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2228-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2560-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2560-23-0x0000000003130000-0x00000000032C3000-memory.dmp	xmrig
behavioral1/memory/2560-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2560-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2560-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2560	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2560	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2228	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2228-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2560-16-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0007000000012117-15.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	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2228	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2228	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe
2560	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2560	2228	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2560	2228	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2560	2228	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2560	2228	29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Users\Admin\AppData\Local\Temp\29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2560

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\29bfbfb797f797dadb2287b6ada2a6c3_JaffaCakes118.exe

Filesize
784KB

MD5
aeebba057258efccdad929af0184ac56

SHA1
ea576229f0e3eab25464b65d94df70742211f98b

SHA256
f71933b372024e7bc01c013d6c5ffcfe78c8de64fdcae458dd2d0d27c44a4eb3

SHA512
d79e6ebf330997e7a4fdd7c43e297349721d863674ef6b83c75414088fcd7bd7d8d8e2c549e2805c2935293f5b97f663242b27e50cd66a8cd4b47787a2a50e50

Download Submit
memory/2228-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2228-9-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2228-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2228-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2560-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2560-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2560-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2560-23-0x0000000003130000-0x00000000032C3000-memory.dmp

Filesize
1.6MB

Download
memory/2560-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2560-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2560-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing