xmrig | c2fe2231b27a247dc06552929ff49d40a1b566ee9ea65dd188dd8f7326e6cf8f

General

Target

fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe
Size

2.3MB
MD5

fdcd21bca6c14ff342e7185fb1b1e7e0
SHA1

c0eaa8274b90bdd9fc796552fce7cbf98e6721c0
SHA256

c2fe2231b27a247dc06552929ff49d40a1b566ee9ea65dd188dd8f7326e6cf8f
SHA512

9a8514d10aff4df2d3253c0c9141294afbf43c2036764a745a6c966859ad00c98510714ef80a2a55c14e3d0538f00a8910f5a2afbb082d137e985428da6307d7
SSDEEP

49152:byilg05dr57x5kcknMEIAtl+xyvukIiQrbpxPIZ9x4X+Qam95sOrJK:b/u8vNu3SxyDKvpWAaCZrY

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/2812-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2812-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2704-17-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2704-32-0x00000000030A0000-0x0000000003233000-memory.dmp	xmrig
behavioral1/memory/2704-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2704-22-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2704-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2704	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2704	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2812	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2812-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000700000001211b-10.dat	upx
behavioral1/memory/2704-16-0x0000000000400000-0x0000000000712000-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	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2812	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2812	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe
2704	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 2704	2812	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe	31
PID 2812 wrote to memory of 2704	2812	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe	31
PID 2812 wrote to memory of 2704	2812	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe	31
PID 2812 wrote to memory of 2704	2812	fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2812
- C:\Users\Admin\AppData\Local\Temp\fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2704

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\fdcd21bca6c14ff342e7185fb1b1e7e0_JaffaCakes118.exe

Filesize
784KB

MD5
ca7ab8b60c4d68f971155fbba335ed27

SHA1
d8d94836ca5af1dfbc3caa5e3e3d508b5c0b1e14

SHA256
1a66dbce97047528bbf19d34ac0d8d65f158bff8977e4114a74c967d19a22410

SHA512
0442aee80086e3719fc6676ff965e53f2db53ec1c8ac663f5318d609bbff989b6b5ac0dd15cc12e74dd7e601047df528b9cdb698d5aa3c160d9d1ee5c0a7b554

Download Submit
memory/2704-17-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2704-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2704-32-0x00000000030A0000-0x0000000003233000-memory.dmp

Filesize
1.6MB

Download
memory/2704-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2704-26-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2704-22-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2704-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2812-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2812-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2812-9-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2812-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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