xmrig | 659f7105e82b0575c09724e9ad1a41c48bb1fe4fb84bbdca827226ffe130218f

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 02:48

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General

Target

b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe
Size

784KB
MD5

b1d81cdcab2ee57b31be5f40b4a42b7a
SHA1

5b75efa53233808b8965053d373c109c661fcba1
SHA256

659f7105e82b0575c09724e9ad1a41c48bb1fe4fb84bbdca827226ffe130218f
SHA512

e4983879a5ca3b2e382d778a115296d61c89c8d571b38724c8d81e5c9303af938422527c36f5acd7a4c179f43fbfcb52677a14fb083dab80840598cab7d900fe
SSDEEP

24576:bDYOJD5EkLUD+9MNhUb5ZwbVw0jozbrI8:bp9EiUD+9MGZwpbSZ

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
behavioral2/memory/4656-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4656-12-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4316-16-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4316-29-0x0000000005330000-0x00000000054C3000-memory.dmp	xmrig
behavioral2/memory/4316-20-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/4316-31-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/4316-30-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
4316	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4316	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4656-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/memory/4316-13-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x0008000000023412-11.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	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4656	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4656	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe
4316	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 4316	4656	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe	85
PID 4656 wrote to memory of 4316	4656	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe	85
PID 4656 wrote to memory of 4316	4656	b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Users\Admin\AppData\Local\Temp\b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:4316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\b1d81cdcab2ee57b31be5f40b4a42b7a_JaffaCakes118.exe

Filesize
784KB

MD5
e4327b9559d8a3243ae88fd5df7eae30

SHA1
ce649ad3fbbac11bdb38b580e32d35ce01cb3ee7

SHA256
b1ac4b680ba7645ce967126091176a442eda3779197301ed051ac5a444f586b1

SHA512
95461c6c9c51956fde8120c8bb5195f08bac03317a69f7f0306b8935cd1b671c6208405393bef7d38f5ac7b0ac618b9e7f0c03b8f0ff19e278b6a59bad88d503

Download Submit
memory/4316-13-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4316-14-0x00000000017F0000-0x00000000018B4000-memory.dmp

Filesize
784KB

Download
memory/4316-16-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4316-29-0x0000000005330000-0x00000000054C3000-memory.dmp

Filesize
1.6MB

Download
memory/4316-20-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4316-31-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4316-30-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/4656-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4656-1-0x00000000017F0000-0x00000000018B4000-memory.dmp

Filesize
784KB

Download
memory/4656-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4656-12-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download