xmrig | 700f3e17504af241da4ab4287dafd0d504ea0b8020d3e27e58a643c77721c5d6

General

Target

be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe
Size

784KB
MD5

be83ee9362b4fcdc6f98f6b050d317d4
SHA1

1f523feead8f09ccf06d756732a6e2fd35331dfc
SHA256

700f3e17504af241da4ab4287dafd0d504ea0b8020d3e27e58a643c77721c5d6
SHA512

61f2c82cdadb20e481f1879a3718fa2209d8d5e96f05ec4ecc32706c71930eb42d7f7d064dc29d122347dd1ff2cf2f4b61296ae914a1bd80fa5a7a0ff6a4724c
SSDEEP

12288:q7bux6kmktQZgYFl/JhUAk2z07JtGgUr67Hk93ymwDXNbxsTIEyVXUDl:ibHkagYFqz2zuGnr6WLNdYUD

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/1744-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1744-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/988-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/988-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/988-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/988-25-0x00000000030A0000-0x0000000003233000-memory.dmp	xmrig
behavioral1/memory/988-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
988	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
988	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1744	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1744-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/988-16-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00080000000120fd-15.dat	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	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1744	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1744	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe
988	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 988	1744	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe	30
PID 1744 wrote to memory of 988	1744	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe	30
PID 1744 wrote to memory of 988	1744	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe	30
PID 1744 wrote to memory of 988	1744	be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Users\Admin\AppData\Local\Temp\be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:988

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\be83ee9362b4fcdc6f98f6b050d317d4_JaffaCakes118.exe

Filesize
784KB

MD5
8374654b6240cc02d9807854750c31f2

SHA1
0fea19c7cf850e04f12f41a246c77bdf907f743d

SHA256
08767ee67892d1a7830f480783b5c6e9433e4325e30b3b1ad342f2479cec8b4e

SHA512
8a17b2c7543bd98e0712c7bf5ed46b23c08407752135f576c9f871eb51b116448ac56371531baa86312187083115f5cece33c9f1ed791e450309e08f94443e84

Download Submit
memory/988-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/988-17-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/988-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/988-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/988-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/988-25-0x00000000030A0000-0x0000000003233000-memory.dmp

Filesize
1.6MB

Download
memory/988-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1744-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1744-9-0x00000000002A0000-0x0000000000364000-memory.dmp

Filesize
784KB

Download
memory/1744-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1744-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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