xmrig | ca4c41e1cd345011b7eae2117bf81371b294a9c0c3cfda22273aa779f6f478f8

Analysis

max time kernel
139s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 16:31

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General

Target

cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe
Size

784KB
MD5

cff77efe8ebb6c0ee1711ee1c4bd729b
SHA1

92538ec4e769ad9ea8aa2275e38b7eaa8c40630a
SHA256

ca4c41e1cd345011b7eae2117bf81371b294a9c0c3cfda22273aa779f6f478f8
SHA512

4b6a98b3bdd14242977878dbd83a7b375f7f1c9baa0ec1e3752e839a40748ce1eb62a7f4437619c2475cd553178cdfd5e6a7cecd09e0b0ae0bf65d8be0027b37
SSDEEP

12288:gS49QwjtNNJFFCG3C1Yq2oNVLH6/WPI9a0v21YL/cv4AlKR5vQcOs/fABna+:glDNbcYqp3LLPI97v7LEv4wjs/fABnr

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 6 IoCs

miner

resource	yara_rule
behavioral2/memory/4440-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4440-12-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3536-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/3536-29-0x0000000004430000-0x00000000045C3000-memory.dmp	xmrig
behavioral2/memory/3536-20-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/3536-30-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
3536	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3536	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4440-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x0008000000023479-11.dat	upx
behavioral2/memory/3536-13-0x0000000000400000-0x0000000000712000-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	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4440	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4440	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe
3536	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4440 wrote to memory of 3536	4440	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe	84
PID 4440 wrote to memory of 3536	4440	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe	84
PID 4440 wrote to memory of 3536	4440	cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4440
- C:\Users\Admin\AppData\Local\Temp\cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:3536

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\cff77efe8ebb6c0ee1711ee1c4bd729b_JaffaCakes118.exe

Filesize
784KB

MD5
0a45e8802160c908e815599f9046ac8b

SHA1
f036958d7ba2c28062f617db1de593cd937237ae

SHA256
486ce40e2f9136c82fa9a752920ed20c7f1e1596d2e2d55ab16e49522b3dbe36

SHA512
6186ce7a4d0a094527c34241daf4c7ef573b7423e5b8414f6de61953c54ec260e7aa1aaad6a2835adadec78a98109d6125658f1fd03364cb0cea8e5780c9af69

Download Submit
memory/3536-13-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3536-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3536-29-0x0000000004430000-0x00000000045C3000-memory.dmp

Filesize
1.6MB

Download
memory/3536-20-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3536-19-0x0000000001A40000-0x0000000001B04000-memory.dmp

Filesize
784KB

Download
memory/3536-30-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4440-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4440-1-0x0000000001A50000-0x0000000001B14000-memory.dmp

Filesize
784KB

Download
memory/4440-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4440-12-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download