xmrig | 853df80b8ef50a606012df8713cb68a9aadfdf6c8d849f8181cae16efa6c6db0

Analysis

max time kernel
119s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 19:09

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General

Target

f423e51b9906661079136f57933e19b3_JaffaCakes118.exe
Size

784KB
MD5

f423e51b9906661079136f57933e19b3
SHA1

428f3afb989e473de337488566942c8492b1a924
SHA256

853df80b8ef50a606012df8713cb68a9aadfdf6c8d849f8181cae16efa6c6db0
SHA512

51deaf16b979c8be566bf112653e42f3d7ef80afb86094d69a7344376dc5a5e2eaa7d2b4b4e3a71e67b5a96c171ad30b44c72f8a26ebad40c48c45edb7bd29fa
SSDEEP

24576:+rYGSN33hDwW2wS7bWlvF6VKbq1Vly3ZV7ED:MYGSNHuW2wS7il968zrwD

Score

10^/10

xmrig 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
behavioral1/memory/2760-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2760-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2380-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2380-25-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2380-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2380-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2380	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2380	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2760	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2760-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000a000000012241-10.dat	upx
behavioral1/memory/2760-14-0x00000000031F0000-0x0000000003502000-memory.dmp	upx
behavioral1/memory/2380-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2760	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2760	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe
2380	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2760 wrote to memory of 2380	2760	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe	29
PID 2760 wrote to memory of 2380	2760	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe	29
PID 2760 wrote to memory of 2380	2760	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe	29
PID 2760 wrote to memory of 2380	2760	f423e51b9906661079136f57933e19b3_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\f423e51b9906661079136f57933e19b3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f423e51b9906661079136f57933e19b3_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2760
- C:\Users\Admin\AppData\Local\Temp\f423e51b9906661079136f57933e19b3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f423e51b9906661079136f57933e19b3_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2380

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\f423e51b9906661079136f57933e19b3_JaffaCakes118.exe

Filesize
784KB

MD5
121b3660080e844b119cec5c57fbeaca

SHA1
37a6851bceb46a7d61738df0caca88827441ffdf

SHA256
a0ffa836de7d6103dd7f8184d96ccbc85124f02d34aa9ec73bd76e316798d7f3

SHA512
228310ebb19534d608fbe29a4e493a2c7ec49487087a6b1e18c9ad58fa72eb2d0c431e243beff7a94f499c6c35967e1bb349e66d6016dc36c3a707133b319c8c

Download Submit
memory/2380-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2380-18-0x00000000002E0000-0x00000000003A4000-memory.dmp

Filesize
784KB

Download
memory/2380-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2380-25-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2380-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2380-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2760-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2760-2-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2760-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2760-14-0x00000000031F0000-0x0000000003502000-memory.dmp

Filesize
3.1MB

Download
memory/2760-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download