xmrig | b5005c63f7785d435d298c50e527eb5486b8bc8e12fe56cea6bba44ede60aa46

General

Target

73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe
Size

784KB
MD5

73c864d0e7868b735647d66f59ac0936
SHA1

f220c96b7cfc5458861ba3b80e880114bb4ed067
SHA256

b5005c63f7785d435d298c50e527eb5486b8bc8e12fe56cea6bba44ede60aa46
SHA512

ebcd5313fcc056b2d211f0e1a4d082597a83ba92f6057e5b65e9dae5754e3e729e7e33acaa01badbf6803c66c0160e2e3e3ea7df35b49be2d705aab810f17315
SSDEEP

24576:2WaTc88Wc4NN0K8z8qYvwgYBrAM2++YwtaY40j:oc888NN0Ky8qowrrtu

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/1628-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1628-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1412-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1412-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1412-33-0x00000000032C0000-0x0000000003453000-memory.dmp	xmrig
behavioral1/memory/1412-32-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/1412-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
1412	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1412	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1628	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1628-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0005000000011c2f-14.dat	upx
behavioral1/memory/1412-16-0x0000000000400000-0x0000000000712000-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	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1628	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1628	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe
1412	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 1412	1628	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe	31
PID 1628 wrote to memory of 1412	1628	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe	31
PID 1628 wrote to memory of 1412	1628	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe	31
PID 1628 wrote to memory of 1412	1628	73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:1412

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\73c864d0e7868b735647d66f59ac0936_JaffaCakes118.exe

Filesize
784KB

MD5
226491e3e65d1990082c4395035c596c

SHA1
cdf64a0b1869f391717e6a615b1492568fc58bc1

SHA256
320295cfb6961a28776c83c9e9472eb2ddc4393a669d714ccae67dcbb713be23

SHA512
e5aed799977f9c6ddef2c344ff07605561179b18b04967d6e3ec155c153507874b3dd0f5fce1574c037e53146d64de13ff031ee645bbfdf1a568e6cbc70c4c2c

Download Submit
memory/1412-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1412-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1412-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1412-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1412-33-0x00000000032C0000-0x0000000003453000-memory.dmp

Filesize
1.6MB

Download
memory/1412-32-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/1412-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1628-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1628-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1628-7-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1628-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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