xmrig | 213b8e0b484c3480df365a77db2f379941fdc01466c19b0a957ca08a347df878

General

Target

bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe
Size

784KB
MD5

bd7c7677769c08c0def1a71d8943a1c6
SHA1

a383b96e0e1a003453a226c645af67b134e87e9f
SHA256

213b8e0b484c3480df365a77db2f379941fdc01466c19b0a957ca08a347df878
SHA512

16edd8a7ba5d4f97dd86d0b1e58bf65a11c4479608c17a9e58e6361c80e445c5e158434cf44608cf438433b6a93e36e1a187da25f7bc539efd0e5edabad297c1
SSDEEP

24576:S3lMYOpYtW+l4u8hHdcxUZrZfpCOCkTaID5hc:SFtHauQHdcxkrxpPdtDP

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/2540-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2540-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2540-15-0x0000000003150000-0x0000000003462000-memory.dmp	xmrig
behavioral1/memory/2744-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2744-24-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2744-25-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2744-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2744	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2744	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2540-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00080000000120fd-12.dat	upx
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000712000-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	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2540	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2540	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe
2744	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2744	2540	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe	30
PID 2540 wrote to memory of 2744	2540	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe	30
PID 2540 wrote to memory of 2744	2540	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe	30
PID 2540 wrote to memory of 2744	2540	bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Users\Admin\AppData\Local\Temp\bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2744

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\bd7c7677769c08c0def1a71d8943a1c6_JaffaCakes118.exe

Filesize
784KB

MD5
6129bcc1c0f504b6bd68cf8281b5e2a6

SHA1
f9aac4482cab28ed2dd0d7d75bcd7bfcf3412cbe

SHA256
accdc4e78fcae5a0ae4d8e8c977b0862be30e773439b0b3585832a0a25c5bef0

SHA512
a00a27fe3bd19883c337b7a1ad3e43636489e677bde38d9f1710fef90a618650447db5eb141e99ec2b3d9747722c17b4a9006a68ff8c77fff4e9086dc9ce2679

Download Submit
memory/2540-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2540-1-0x00000000002C0000-0x0000000000384000-memory.dmp

Filesize
784KB

Download
memory/2540-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2540-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2540-15-0x0000000003150000-0x0000000003462000-memory.dmp

Filesize
3.1MB

Download
memory/2744-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2744-18-0x0000000000200000-0x00000000002C4000-memory.dmp

Filesize
784KB

Download
memory/2744-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2744-24-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2744-25-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2744-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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