xmrig | cb2946d049291d2da4abf3d6b98307c541b9856a5cc045d4bc4b5980e80d7baf

General

Target

bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe
Size

784KB
MD5

bd3e3d2727ba5a17d14498b17bb4378a
SHA1

fb34955e3bf2044a9ebe07d46262e0d4f2af8235
SHA256

cb2946d049291d2da4abf3d6b98307c541b9856a5cc045d4bc4b5980e80d7baf
SHA512

93ab18345e309bb092deab3f2d41b3b40e7305dcb9a0481d2e7eb0edd370fe0383e37279ca7f56f074bea70cff5c39d4f4804e308ffa740d01192a8905b4f640
SSDEEP

24576:gk3kfzoHCxAasiQ04qMbiSjqPtJO2J+L:gk3k7oGVWjbiSe+2YL

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/3016-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3016-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2680-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2680-27-0x0000000003060000-0x00000000031F3000-memory.dmp	xmrig
behavioral1/memory/2680-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2680-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2680-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2680	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2680	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
3016	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3016-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00070000000120fe-10.dat	upx
behavioral1/memory/2680-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/3016-15-0x0000000003290000-0x00000000035A2000-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	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3016	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3016	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe
2680	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2680	3016	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe	31
PID 3016 wrote to memory of 2680	3016	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe	31
PID 3016 wrote to memory of 2680	3016	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe	31
PID 3016 wrote to memory of 2680	3016	bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Local\Temp\bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2680

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\bd3e3d2727ba5a17d14498b17bb4378a_JaffaCakes118.exe

Filesize
784KB

MD5
6d2c6e24667ebd4d3f84a9202efae9b4

SHA1
afc6108c8a67e96bbe192dedc4cea160237252bd

SHA256
6bca7ec2bd6b562a1ba4f221713ac687853fe1c7d73dd816ee8743bb148140d5

SHA512
7df1e1ca05e1e438b7d7f1b3375e6ed250dbf173085f7fa5a44a8f39f3754bb217fb0a025883877c662952996c0be4c952ce68c29a935453faf62d523fe22e88

Download Submit
memory/2680-27-0x0000000003060000-0x00000000031F3000-memory.dmp

Filesize
1.6MB

Download
memory/2680-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2680-18-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2680-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2680-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2680-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2680-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3016-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3016-1-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/3016-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3016-15-0x0000000003290000-0x00000000035A2000-memory.dmp

Filesize
3.1MB

Download
memory/3016-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download

Analysis

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