xmrig | 18e51835dd3f65d13399fd89346eae2b39087a199bce60ff03616666d4f5a8e3

General

Target

fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
Size

784KB
MD5

fe588a7e6d14e92a0460304f0dce8395
SHA1

bfa9341fdd3ae347fa6047c3df9af373432a9adc
SHA256

18e51835dd3f65d13399fd89346eae2b39087a199bce60ff03616666d4f5a8e3
SHA512

5c89b273e1c5dcd11e5801dc98733c23c83a68856bc851f830384374f1d70c328cd44559b4a3f040390324d2c0e95315520090c1791eaa22333fa076cf42102d
SSDEEP

12288:sl5SWnM2jHff0XUAxtGPPuy8PCPyhq1KGxPKmqvBXnk+NuEIY4xmVpXYQlMrhvg:snSWR/mUArGp8aywMMcvBXSAVpBlAUR

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

Xmrig family
xmrig
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/2036-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2036-15-0x0000000003160000-0x0000000003472000-memory.dmp	xmrig
behavioral1/memory/2036-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2528-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2528-24-0x0000000003120000-0x00000000032B3000-memory.dmp	xmrig
behavioral1/memory/2528-25-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2528-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2528-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2036-36-0x0000000003160000-0x0000000003472000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2528	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2528	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2036	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2036-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2528-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000a00000001227d-16.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	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2036	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2036	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
2528	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2528	2036	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe	31
PID 2036 wrote to memory of 2528	2036	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe	31
PID 2036 wrote to memory of 2528	2036	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe	31
PID 2036 wrote to memory of 2528	2036	fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2528

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\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe

Filesize
784KB

MD5
87c264f28c678de64ee875fc5caa4b23

SHA1
a1f6cc4a6e390e33e96f70703c5fb5028bcf8997

SHA256
b463910872a939c6332cf049daa833468e5ce8ffc3aaa66a22719da3990ef301

SHA512
d9e65b534786cf8fecf98865ed5347d3362750ad66fad92d3e4c26a071c208b6f84576f2e5f096b8539f36259ee50482f1022cc65df3a8f27e553cd54e1f2106

Download Submit
memory/2036-36-0x0000000003160000-0x0000000003472000-memory.dmp

Filesize
3.1MB

Download
memory/2036-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2036-2-0x00000000002A0000-0x0000000000364000-memory.dmp

Filesize
784KB

Download
memory/2036-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2036-15-0x0000000003160000-0x0000000003472000-memory.dmp

Filesize
3.1MB

Download
memory/2036-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2528-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2528-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2528-24-0x0000000003120000-0x00000000032B3000-memory.dmp

Filesize
1.6MB

Download
memory/2528-25-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2528-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2528-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2528-20-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download

Analysis

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