xmrig | 83078d8fda61f642384b2f08abff86f8b4268b319cc62daa2b9e8b3aa35e8912

General

Target

5503970e9c530895482b34c6cb045926_JaffaCakes118.exe
Size

784KB
MD5

5503970e9c530895482b34c6cb045926
SHA1

dfe1b7927eb8ca31e17f495e37d0556205d97e7d
SHA256

83078d8fda61f642384b2f08abff86f8b4268b319cc62daa2b9e8b3aa35e8912
SHA512

f02398e1c072b910cde1fbae5aa13808cc7435bc9eccc0ad1cd10c0f5290934fd54cb12b73ef6110902f797c6768f9ebe9ae90707982e85e9a0c6deaff9921de
SSDEEP

24576:eJOES/eOh46qtCm2Qu0+rFcR0Ng+Ksdf9lcscnf:ecEFOh2tCm3YPgedf9lcsEf

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/1492-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1492-15-0x00000000031D0000-0x00000000034E2000-memory.dmp	xmrig
behavioral1/memory/1492-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3032-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/3032-33-0x0000000003220000-0x00000000033B3000-memory.dmp	xmrig
behavioral1/memory/3032-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/3032-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1492-35-0x00000000031D0000-0x00000000034E2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
3032	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3032	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1492	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1492-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000d000000012263-10.dat	upx
behavioral1/memory/3032-17-0x0000000000400000-0x0000000000712000-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	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1492	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1492	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe
3032	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 3032	1492	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe	30
PID 1492 wrote to memory of 3032	1492	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe	30
PID 1492 wrote to memory of 3032	1492	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe	30
PID 1492 wrote to memory of 3032	1492	5503970e9c530895482b34c6cb045926_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\5503970e9c530895482b34c6cb045926_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5503970e9c530895482b34c6cb045926_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1492
- C:\Users\Admin\AppData\Local\Temp\5503970e9c530895482b34c6cb045926_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\5503970e9c530895482b34c6cb045926_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:3032

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\5503970e9c530895482b34c6cb045926_JaffaCakes118.exe

Filesize
784KB

MD5
eaed224f67303db9f06fcc39d84f019b

SHA1
69ec0255a2db5a3998c456c5d603b3377b61b75e

SHA256
a79cedbb99622e8dbcaf28c7e1cf7da8ae9722fca18b90351502e4d98b4b50d5

SHA512
b70691b428b30af8461ced071833d2bfb715e0686e7261bc8f1405b82e3a395bc1cf84c440b54de2fcb71a52dd9c5c73722c0f8e3101ca516a2206dd08bb5914

Download Submit
memory/1492-35-0x00000000031D0000-0x00000000034E2000-memory.dmp

Filesize
3.1MB

Download
memory/1492-7-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/1492-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1492-15-0x00000000031D0000-0x00000000034E2000-memory.dmp

Filesize
3.1MB

Download
memory/1492-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1492-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3032-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3032-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3032-33-0x0000000003220000-0x00000000033B3000-memory.dmp

Filesize
1.6MB

Download
memory/3032-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3032-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3032-18-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download

Analysis

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