xmrig | 5ec9144101c2406f0b90d8008e6716cf72a5b8118475befc32bc585fb2d61756

Analysis

max time kernel
129s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 12:02

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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
behavioral2/memory/4036-3-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4036-12-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3916-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3916-20-0x0000000005480000-0x0000000005613000-memory.dmp	xmrig
behavioral2/memory/3916-21-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/3916-30-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
3916	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3916	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4036-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x000800000002346d-11.dat	upx
behavioral2/memory/3916-13-0x0000000000400000-0x0000000000712000-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	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4036	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4036	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
3916	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 3916	4036	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe	86
PID 4036 wrote to memory of 3916	4036	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe	86
PID 4036 wrote to memory of 3916	4036	a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4036
- 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:3916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\a6b455f9552d5a0569650598f002d4de_JaffaCakes118.exe

Filesize
784KB

MD5
02bc108b4c5436a323608e839cf7504a

SHA1
dd1df3c56f23e20d08b68fa2e902f4f7c39d3f08

SHA256
33253c83f5c0ca25c5c9f1d3139ec63f5bf3e71c4f1f33413eb9d33f24db8d8f

SHA512
eed653883d7157e90a080f75cfb400c812417b17197a4c88fdaa25148af7c4d5d39015a2c402adf9e7336b4cd869cc27bec6ba6bfd80009883c66d99ad8bcf5d

Download Submit
memory/3916-13-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3916-14-0x0000000001A90000-0x0000000001B54000-memory.dmp

Filesize
784KB

Download
memory/3916-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3916-20-0x0000000005480000-0x0000000005613000-memory.dmp

Filesize
1.6MB

Download
memory/3916-21-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3916-30-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4036-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4036-1-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/4036-3-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4036-12-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download