xmrig | fabac812d6bf803131cb329567a1b7e1f33d53e71aff9cb3a67de329649e277d

General

Target

b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe
Size

784KB
MD5

b569d6ee7c7419d32a96e76625d43031
SHA1

c6bc729be02380d84a9244de211ed9691f20c40c
SHA256

fabac812d6bf803131cb329567a1b7e1f33d53e71aff9cb3a67de329649e277d
SHA512

b60f10e3ddd6e157e0c7c29e8e3877f6ca13091e4e0f2a72aeac42d52a2fa36c759669b68e7151406e90afd419480ccfb3cae022ffb4be6f5a0f2fd7c34dadb0
SSDEEP

24576:3xrcofPfzLki4/CepveQVk1BhHjjiSISX6:B5fJCCKvBCfHjjFH

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/1460-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1460-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/884-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/884-29-0x0000000003030000-0x00000000031C3000-memory.dmp	xmrig
behavioral1/memory/884-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/884-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/884-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
884	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
884	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1460	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1460-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000a000000012029-10.dat	upx
behavioral1/memory/1460-15-0x00000000030E0000-0x00000000033F2000-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	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1460	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1460	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe
884	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1460 wrote to memory of 884	1460	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe	31
PID 1460 wrote to memory of 884	1460	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe	31
PID 1460 wrote to memory of 884	1460	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe	31
PID 1460 wrote to memory of 884	1460	b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1460
- C:\Users\Admin\AppData\Local\Temp\b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:884

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\b569d6ee7c7419d32a96e76625d43031_JaffaCakes118.exe

Filesize
784KB

MD5
4a565254f2bba78afc85e07f1071f242

SHA1
8dd28f151c911fa0bffa32223b80d8af07859d93

SHA256
1071eb0f4bf50c36f56cd9e0b5664e44703697621d8e06693676f19911d6f4f2

SHA512
25aa9bb7c4e97798bd8b0ca8a5930e231e74c2ad550c5f32d01aa5a67dd8226a23a0584a6b128c2ba872669af8a2e54d037ac95b1db6b8e2170f9bc13c6c302a

Download Submit
memory/884-17-0x00000000002C0000-0x0000000000384000-memory.dmp

Filesize
784KB

Download
memory/884-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/884-29-0x0000000003030000-0x00000000031C3000-memory.dmp

Filesize
1.6MB

Download
memory/884-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/884-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/884-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/1460-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1460-1-0x00000000002E0000-0x00000000003A4000-memory.dmp

Filesize
784KB

Download
memory/1460-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1460-15-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/1460-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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