xmrig | 81360c990addc3aee2f281e00aaec11701ad26a67a695803fca3c45d79fa4d00

General

Target

70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe
Size

784KB
MD5

70ed849d9946562cb65c380d511958d9
SHA1

2b94794aed7588f2db1ed1d27528b992e38c3eaf
SHA256

81360c990addc3aee2f281e00aaec11701ad26a67a695803fca3c45d79fa4d00
SHA512

1ae3938f3b128bba97cdfc6d47df5f3b4b41a0f8bc6528a21ddf55b562966f532de0d8bd5431f2f53adb13c4fabb57a9260a4a3ad3ae5cd7fa9f1fd819a82516
SSDEEP

24576:1eQEAPwBpob/CPPglYG+aqIOuLJYstt+kE:0QE2w3oGXxG+aqiLvts

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/2640-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2640-16-0x00000000032A0000-0x00000000035B2000-memory.dmp	xmrig
behavioral1/memory/2640-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2856-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2856-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2856-33-0x00000000032B0000-0x0000000003443000-memory.dmp	xmrig
behavioral1/memory/2856-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2856-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2856	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2856	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2640	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2640-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0005000000010300-10.dat	upx
behavioral1/memory/2856-17-0x0000000000400000-0x0000000000712000-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	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2640	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2640	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe
2856	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2856	2640	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2856	2640	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2856	2640	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe	31
PID 2640 wrote to memory of 2856	2640	70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Users\Admin\AppData\Local\Temp\70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2856

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

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Downloads

\Users\Admin\AppData\Local\Temp\70ed849d9946562cb65c380d511958d9_JaffaCakes118.exe

Filesize
784KB

MD5
3f69651364b4e23d763a474cf5cdab96

SHA1
51b2ab8cbeef0d433ed220342881b84bece61902

SHA256
e9e3ac5082b66e017c8a947fd53470983c234261d851899693c87739833c2146

SHA512
28df5a3e6bc0c8fb25e9689d44c9f8b67c467c8a7b7112d959bf83f2ee3d267c1594dfc574ac542deda0d999439111e38941ea926e027bd4435b8c39f5aa21a7

Download Submit
memory/2640-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2640-5-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2640-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2640-16-0x00000000032A0000-0x00000000035B2000-memory.dmp

Filesize
3.1MB

Download
memory/2640-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2856-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2856-23-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2856-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2856-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2856-33-0x00000000032B0000-0x0000000003443000-memory.dmp

Filesize
1.6MB

Download
memory/2856-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2856-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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