xmrig | 6a4fa3e93307cc79de1159ce1192bab00c525067adbbb19ae96474ec458962e3

General

Target

88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe
Size

784KB
MD5

88036ef16fa9b1ffa1d6b7c5f4a8969d
SHA1

35918f9be4a43f07d7f7092bb158ba118eeb09ed
SHA256

6a4fa3e93307cc79de1159ce1192bab00c525067adbbb19ae96474ec458962e3
SHA512

722b2967fb7849673a39d6c4649a7e67d7b7756ac3a694bb896d8d1abdd4842301e5f31f35a272ab561a54a3db331f8b1dab148eb86d768beccd163c38cda039
SSDEEP

24576:uNSYuw0v073uVC7Posr+2oUw9JPwe/CN:uNL13ukPnr+2mJPZ/

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 9 IoCs

miner

resource	yara_rule
behavioral1/memory/2124-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2124-16-0x0000000003230000-0x0000000003542000-memory.dmp	xmrig
behavioral1/memory/2124-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3048-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3048-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/3048-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/3048-33-0x0000000003250000-0x00000000033E3000-memory.dmp	xmrig
behavioral1/memory/3048-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2124-36-0x0000000003230000-0x0000000003542000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
3048	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3048	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2124	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2124-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/3048-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00070000000120fd-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	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2124	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2124	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe
3048	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 3048	2124	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe	31
PID 2124 wrote to memory of 3048	2124	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe	31
PID 2124 wrote to memory of 3048	2124	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe	31
PID 2124 wrote to memory of 3048	2124	88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:3048

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

C:\Users\Admin\AppData\Local\Temp\88036ef16fa9b1ffa1d6b7c5f4a8969d_JaffaCakes118.exe

Filesize
784KB

MD5
d7ea5f5d6129513de45aa4a25c3ee4c9

SHA1
8c1efee0f30153807e267ebc1a7a9ab891712cce

SHA256
c8a8fe306016ac9528bd60159b143ea63da10f8047a741ad0fc5cff78947b46c

SHA512
e02ee5374c62aa192118e3bc1d2dbaa9ce9d83cf0e1bf2b0db5f5ad4d688b559db691b2e25c0c3052fa61f884aeada8b9e107a3b23e50f6873304e171ef3bff5

Download Submit
memory/2124-36-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download
memory/2124-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2124-3-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2124-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2124-16-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download
memory/2124-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3048-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3048-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3048-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/3048-33-0x0000000003250000-0x00000000033E3000-memory.dmp

Filesize
1.6MB

Download
memory/3048-26-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/3048-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3048-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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