xmrig | 40db8dfccac3cbbc59b4acb2143f9d96e5e0dcdcb3fb9fc9fdf48d98d82ecaa3

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19/04/2024, 11:01

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General

Target

fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe
Size

784KB
MD5

fa2803d541c9b78b6f916af452c60acb
SHA1

41a55d465d7c776bfb7af1f128e2477cd7cbacdc
SHA256

40db8dfccac3cbbc59b4acb2143f9d96e5e0dcdcb3fb9fc9fdf48d98d82ecaa3
SHA512

bb2b470dd95a21bf9cfe892fff3069a9d663f3fd07db409fbd3c45c69286ff330d43181fe701fab4353b0d66c62936e9b8fe412476a56f6a6cf9beb2bcb2e5e3
SSDEEP

24576:qiPpQTthRQL1vu8oymBFj4iex/7IkGOvwPyS2KY:/ReRQZv9m/j4i67I3Ov+2KY

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/2812-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2812-15-0x00000000031F0000-0x0000000003502000-memory.dmp	xmrig
behavioral1/memory/2812-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2684-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2684-25-0x0000000003070000-0x0000000003203000-memory.dmp	xmrig
behavioral1/memory/2684-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2684-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2684-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2684	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2684	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2812	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2812-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2684-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000a000000014a94-16.dat	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2812	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2812	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe
2684	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 2684	2812	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe	29
PID 2812 wrote to memory of 2684	2812	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe	29
PID 2812 wrote to memory of 2684	2812	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe	29
PID 2812 wrote to memory of 2684	2812	fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2812
- C:\Users\Admin\AppData\Local\Temp\fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2684

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\fa2803d541c9b78b6f916af452c60acb_JaffaCakes118.exe

Filesize
784KB

MD5
8d4a9c667b31d34bcc6ab2a069cc7a85

SHA1
4e8cf077d988399c2dd41e987cbe5f334481abdc

SHA256
161ee31542dd37a7de29c9a8997d8265934193676d947edabd8fe30779d9f603

SHA512
ee06f90b40032adef81a1e61aa1fe84c0a953cd27a80e92a701261a66d2baf484b65523950beb88c7bda8814cac359f9f6110e4cee31d649418e857a6f8a4415

Download Submit
memory/2684-25-0x0000000003070000-0x0000000003203000-memory.dmp

Filesize
1.6MB

Download
memory/2684-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2684-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2684-19-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2684-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2684-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2684-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2812-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2812-15-0x00000000031F0000-0x0000000003502000-memory.dmp

Filesize
3.1MB

Download
memory/2812-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2812-1-0x00000000002E0000-0x00000000003A4000-memory.dmp

Filesize
784KB

Download
memory/2812-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download