xmrig | 5ec9144101c2406f0b90d8008e6716cf72a5b8118475befc32bc585fb2d61756

General

Target

a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
Size

784KB
MD5

a6b455f9552d5a0569650598f002d4de
SHA1

ee46f2d84960749daf12bf1040e973d4fdfe35bd
SHA256

5ec9144101c2406f0b90d8008e6716cf72a5b8118475befc32bc585fb2d61756
SHA512

1b0c68c7e883ad86dd1925ffb8be681b6d55b6adcc95696735806677c62fd8f2bbdc6d56a1036a459e981363487833f7fc1469cd56bb79b8c0b831e12444aff7
SSDEEP

12288:58BdQXez4x0bmXHoq1QgjzmKi6CTOEBOBaWeWqX81AskLR9DCdOKOnDk/lRK97TL:/ez4xLXHagHIEaeqMMRtGblgV

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 6 IoCs

miner

resource	yara_rule
behavioral1/memory/2064-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2064-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2404-23-0x00000000032A0000-0x0000000003433000-memory.dmp	xmrig
behavioral1/memory/2404-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2404-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2404-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2404	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2404	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2064	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2064-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00090000000174d0-12.dat	upx
behavioral1/memory/2064-15-0x00000000030E0000-0x00000000033F2000-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	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2064	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2064	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
2404	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2404	2064	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe	30
PID 2064 wrote to memory of 2404	2064	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe	30
PID 2064 wrote to memory of 2404	2064	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe	30
PID 2064 wrote to memory of 2404	2064	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Users\Admin\AppData\Local\Temp\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2404

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\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Filesize
784KB

MD5
06c5f54775226c405f050ed9db62bac5

SHA1
5aab701ccca1eada7c72776bb256d983b181f149

SHA256
6fa974d6cfd915271101aeecf21564bf58de41790a29cc436fcaf5b072bc8cf7

SHA512
23316e70996ee7200d9a86d384882e7e602447c896ab90cbe868b7695bbd2ff6d3683979bc5c644f91d91426c37c0bc67e23fe00880d11d3e8ccc233bcb52c5b

Download Submit
memory/2064-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2064-1-0x0000000000310000-0x00000000003D4000-memory.dmp

Filesize
784KB

Download
memory/2064-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2064-15-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/2064-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2404-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2404-23-0x00000000032A0000-0x0000000003433000-memory.dmp

Filesize
1.6MB

Download
memory/2404-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2404-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2404-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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