xmrig | 57a86a92c6301a759ed53f554c92f7b552d9fd24acd995d4f5394b3da8f9ae74

General

Target

7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe
Size

784KB
MD5

7371c82f5a9baf9279b503c3c0942903
SHA1

08ede92c03cc93b5439557d596fe6b9ae15fe103
SHA256

57a86a92c6301a759ed53f554c92f7b552d9fd24acd995d4f5394b3da8f9ae74
SHA512

f27764ef7f97ae5f266dac3fedc0e23a9551cae391a8752ed804c2d5ef911782cb1586a2a6507b021eb202a8c19a4ccf5d1085975ccc2d778ef4489397fc966e
SSDEEP

12288:b6GDSp/0fhKVjfr5nyYaySeHUljQYfJg19X7EgY8H/B0QEiH/E0Bgp:bxD08azVy3reHU9feLQgHH/B0G3+

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/2024-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2024-15-0x00000000031F0000-0x0000000003502000-memory.dmp	xmrig
behavioral1/memory/2024-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2540-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2540-33-0x0000000003220000-0x00000000033B3000-memory.dmp	xmrig
behavioral1/memory/2540-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2540-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2540	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2540	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2024	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2024-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000700000001211b-10.dat	upx
behavioral1/memory/2540-17-0x0000000000400000-0x0000000000712000-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	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2024	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2024	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe
2540	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 2540	2024	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe	31
PID 2024 wrote to memory of 2540	2024	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe	31
PID 2024 wrote to memory of 2540	2024	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe	31
PID 2024 wrote to memory of 2540	2024	7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Users\Admin\AppData\Local\Temp\7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2540

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\7371c82f5a9baf9279b503c3c0942903_JaffaCakes118.exe

Filesize
784KB

MD5
82d17c673105d9a7b0dd649f004baf13

SHA1
861e2bf7ca42070af38de0d371b5ab073c4d815f

SHA256
640020911e0d2c24985f8b35202c7d39854aa6e60ee50eec40be493f725f60a3

SHA512
0a1cd198e3cf890cdfc3544ced44b6efc5519bac64e0dbfd827b8dfffbd20f7da374a59d62f4a9920e4512d9f41f8306a497c789012505b1d8538e8f70b357b3

Download Submit
memory/2024-35-0x00000000031F0000-0x0000000003502000-memory.dmp

Filesize
3.1MB

Download
memory/2024-7-0x00000000002C0000-0x0000000000384000-memory.dmp

Filesize
784KB

Download
memory/2024-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2024-15-0x00000000031F0000-0x0000000003502000-memory.dmp

Filesize
3.1MB

Download
memory/2024-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2024-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2540-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2540-33-0x0000000003220000-0x00000000033B3000-memory.dmp

Filesize
1.6MB

Download
memory/2540-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2540-25-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2540-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2540-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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