xmrig | bb0bccc25e545fe7e8522423990338e44d4d810d4a23916e2ff9299cb3d6a491

General

Target

13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe
Size

784KB
MD5

13a6f2c803d59a2a36d98a5e2e0deb81
SHA1

d254b38b2a2b70109e34d43f1933b8825bdc9186
SHA256

bb0bccc25e545fe7e8522423990338e44d4d810d4a23916e2ff9299cb3d6a491
SHA512

c0ab7304fadae9bdfc4d64bae8951cc7e096ba5ed66d3760a3c2d6dbabbc66ecd1ef513364a09918ff880535ee5a358be2e63c8ec9dac81b0260b04c61a163b6
SSDEEP

24576:2yOTifZJSPRplneqlP91IZqT4VdHvlSemeDg:lcijSPRreqlP91IS4Vt4ve

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/2540-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2540-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2336-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2336-23-0x0000000003100000-0x0000000003293000-memory.dmp	xmrig
behavioral1/memory/2336-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2336-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2336-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2540-35-0x00000000032C0000-0x00000000035D2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2336	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2336	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	13a6f2c803d59a2a36d98a5e2e0deb81_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/0x0009000000016dca-10.dat	upx
behavioral1/memory/2540-15-0x00000000032C0000-0x00000000035D2000-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	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2540	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2540	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe
2336	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2336	2540	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe	31
PID 2540 wrote to memory of 2336	2540	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe	31
PID 2540 wrote to memory of 2336	2540	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe	31
PID 2540 wrote to memory of 2336	2540	13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\13a6f2c803d59a2a36d98a5e2e0deb81_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\13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2336

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\13a6f2c803d59a2a36d98a5e2e0deb81_JaffaCakes118.exe

Filesize
784KB

MD5
2d77cacb819f53846363d37d1ae3ace6

SHA1
77646459359f9ed4e734a686075a3678a67f1970

SHA256
6e96550398b98775f50cdde7b67fa5d109e2b43e07508f0b9bc94e8fc9b1bd8a

SHA512
f604da8a7415ff433b4cd33545a525ba63360c8fd0fa3951a83fe67708d04a380a754feb1a5734bcc9374029d4d7283ebb86778318bdc835d1f1215bd4c8e91f

Download Submit
memory/2336-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2336-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2336-23-0x0000000003100000-0x0000000003293000-memory.dmp

Filesize
1.6MB

Download
memory/2336-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2336-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2336-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2540-6-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2540-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2540-15-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

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

Filesize
1.6MB

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

Filesize
3.1MB

Download
memory/2540-35-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

Download

Analysis

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