xmrig | 854ced74815f6dd1b68d1a1a1e6aa0344661340ac67c84ff1eeaf42fedcbb469

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 01:12

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General

Target

3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe
Size

784KB
MD5

3b72840976647baea132b88be11f8d5d
SHA1

21c474fb0ccfab036915a77f3987dbc5826666b7
SHA256

854ced74815f6dd1b68d1a1a1e6aa0344661340ac67c84ff1eeaf42fedcbb469
SHA512

b40c260d261cf4210741a65cf308658a3b4c1547ab10ea12bca68008f824186410558f690cbfeadefb22e22dee3ec330d6bbc94667f3b6fb5e3001b12c65ed6e
SSDEEP

24576:NWynefbXylHEhQDcADiql4Pm56wsTSuO3qE/lFOh:wyeTXylk2cc3WPGieB3dE

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 9 IoCs

miner

resource	yara_rule
behavioral1/memory/2932-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2932-15-0x00000000030F0000-0x0000000003402000-memory.dmp	xmrig
behavioral1/memory/2932-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1604-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1604-33-0x0000000003100000-0x0000000003293000-memory.dmp	xmrig
behavioral1/memory/1604-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1604-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/1604-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2932-36-0x00000000030F0000-0x0000000003402000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
1604	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1604	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2932	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2932-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0008000000012119-10.dat	upx
behavioral1/memory/1604-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2932	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2932	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe
1604	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1604	2932	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe	29
PID 2932 wrote to memory of 1604	2932	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe	29
PID 2932 wrote to memory of 1604	2932	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe	29
PID 2932 wrote to memory of 1604	2932	3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:1604

Network

MITRE ATT&CK Matrix

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Downloads

\Users\Admin\AppData\Local\Temp\3b72840976647baea132b88be11f8d5d_JaffaCakes118.exe

Filesize
784KB

MD5
ac469df79250eca0adb5b4fea600513b

SHA1
6d763357ce670b84445ad292c1cea66514b3d136

SHA256
92279a97ec94768d03e58648dedb0d959cf1083f8690c625f7dd33d17341346a

SHA512
2690d38134925735715c8db01b9b69997d55df1f1e1db3ff504ec8df54f864c0d9d4ae511da5542b6ef989689c570655b4cfb19b39efc9707d031dd57853d01a

Download Submit
memory/1604-33-0x0000000003100000-0x0000000003293000-memory.dmp

Filesize
1.6MB

Download
memory/1604-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1604-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1604-27-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1604-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1604-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/1604-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2932-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2932-1-0x0000000000310000-0x00000000003D4000-memory.dmp

Filesize
784KB

Download
memory/2932-15-0x00000000030F0000-0x0000000003402000-memory.dmp

Filesize
3.1MB

Download
memory/2932-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2932-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2932-36-0x00000000030F0000-0x0000000003402000-memory.dmp

Filesize
3.1MB

Download