xmrig | 10636d8b961d26f255d71f61045f0cfc2dddb3e8e62c7c50aab08b548738c0ac

General

Target

2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe
Size

784KB
MD5

2decd7daa105d87807b0a9fd2c6da3ad
SHA1

93b24b86189178f5a9b37698989013f9e13801ac
SHA256

10636d8b961d26f255d71f61045f0cfc2dddb3e8e62c7c50aab08b548738c0ac
SHA512

34e7fe4af8023cedf68e8fe3f2d156ef7d8e9f42f4a5b14920ed96c2a5036545548e24a633904ae933a155f3f7f48b8a97789a99c343cf0a2deb0733bf2aca87
SSDEEP

24576:W9nmbOG9D/OwvNK7FkA9lOoeqkD/rFBFyPXpj:qu1N/OwkFuD5FBFO

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/3048-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3048-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1720-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1720-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1720-32-0x0000000002FD0000-0x0000000003163000-memory.dmp	xmrig
behavioral1/memory/1720-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1720-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
1720	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1720	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
3048	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3048-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00070000000120fe-10.dat	upx
behavioral1/memory/3048-14-0x00000000031F0000-0x0000000003502000-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	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3048	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3048	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe
1720	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 1720	3048	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe	31
PID 3048 wrote to memory of 1720	3048	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe	31
PID 3048 wrote to memory of 1720	3048	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe	31
PID 3048 wrote to memory of 1720	3048	2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:1720

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\2decd7daa105d87807b0a9fd2c6da3ad_JaffaCakes118.exe

Filesize
784KB

MD5
b9e4a611802af89b4b7986af96703351

SHA1
12c425222069edee11e90eefffba65bb7b7e4684

SHA256
88904d3629a91aede32cc1d47711c617a21244aac30b96edfb43fd07afebe8cf

SHA512
928c87bfd02e55d4291989754a33a8eba63fb12503c2cfb9a3f853e7ce1c215579fba50619321e6bf02d1505b3bb8e15735667966c523605f39f9de9e274a3df

Download Submit
memory/1720-17-0x00000000002E0000-0x00000000003A4000-memory.dmp

Filesize
784KB

Download
memory/1720-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1720-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1720-32-0x0000000002FD0000-0x0000000003163000-memory.dmp

Filesize
1.6MB

Download
memory/1720-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1720-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/3048-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3048-1-0x00000000002E0000-0x00000000003A4000-memory.dmp

Filesize
784KB

Download
memory/3048-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3048-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3048-14-0x00000000031F0000-0x0000000003502000-memory.dmp

Filesize
3.1MB

Download

Analysis

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