xmrig | 648d42763b1b08ab7d184ae0e114a33cc1605aabbd4f14bbc5d97d56ff945db0

General

Target

f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
Size

784KB
MD5

f6443224890d2752821e2552b6a09547
SHA1

d13fc92410d1a3c275be7eea7303332193e70105
SHA256

648d42763b1b08ab7d184ae0e114a33cc1605aabbd4f14bbc5d97d56ff945db0
SHA512

a39b1d170690d6522fb224451f1791c0a19e80afc0247303031ad77b87a310048c5d658c1b2a9275bcb02e9feea169a41335278eff1cd2b7f39278a6b047b5a9
SSDEEP

12288:FIIGdi4spXxKWslyLGzvAsSeXbJMwoYe002vmYqlTfnR7d0a1toqH9HM:FIHjspXxKv7IeLJjoLYqJfR7dvG

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/1920-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1920-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2328-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2328-23-0x0000000003290000-0x0000000003423000-memory.dmp	xmrig
behavioral1/memory/2328-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2328-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2328-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2328	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2328	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1920	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1920-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000c000000012254-12.dat	upx
behavioral1/memory/1920-15-0x00000000031B0000-0x00000000034C2000-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	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1920	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1920	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
2328	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2328	1920	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe	31
PID 1920 wrote to memory of 2328	1920	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe	31
PID 1920 wrote to memory of 2328	1920	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe	31
PID 1920 wrote to memory of 2328	1920	f6443224890d2752821e2552b6a09547_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2328

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\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

Filesize
784KB

MD5
80685461542fc60b77a506cc55dc71f9

SHA1
99b5f0096e816136c00b153659c1f22e7cd70f57

SHA256
2dfa520f3fa0773c87afa2d3fb58978dd4e5c25ff0fe108a5b95517d32e8bff6

SHA512
ecade61593d456d9622c4d4de457f62d55c6d9850a3d7cacfe588e20615dc8ea6f96756a6dd1f011b95036b01caae8e8a46017efd7fe46132bb30d16d14ebe74

Download Submit
memory/1920-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1920-3-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/1920-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1920-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1920-15-0x00000000031B0000-0x00000000034C2000-memory.dmp

Filesize
3.1MB

Download
memory/2328-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2328-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2328-23-0x0000000003290000-0x0000000003423000-memory.dmp

Filesize
1.6MB

Download
memory/2328-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2328-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2328-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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