xmrig | da387b4fb6868cbf25d0be94af0fc2a66fba66550b86f8efd3cab7e152ff2f1b

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 04:33

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General

Target

3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe
Size

784KB
MD5

3bff3fc393fe46854a1cec3d75022756
SHA1

8eb0980b5e37e30c49cf78e93691f5beebae3107
SHA256

da387b4fb6868cbf25d0be94af0fc2a66fba66550b86f8efd3cab7e152ff2f1b
SHA512

a62f5ef5b24911e15776cbb2f49b70bca7a1e9b01e9215ca00a97297e6498df148117d1b53ab142dc4b3cd58d25d1705cbecee1a42690c16e055a3cdeb4e140a
SSDEEP

12288:wuC/89lZRxOMkfi0SvKkkPjnbAbsyA2k45R+RVGL2md0YEvEBDVCrSpoDmZRUQd1:Z3Pkfi0Lkkz03Y450wqoEsBDUrpVOby

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 7 IoCs

miner

resource	yara_rule
behavioral1/memory/2200-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2200-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2760-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2760-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2760-32-0x0000000003130000-0x00000000032C3000-memory.dmp	xmrig
behavioral1/memory/2760-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2760-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2760	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2760	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2200	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2200-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000a000000012255-10.dat	upx
behavioral1/memory/2200-15-0x0000000003160000-0x0000000003472000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2200	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2200	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe
2760	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2760	2200	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe	31
PID 2200 wrote to memory of 2760	2200	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe	31
PID 2200 wrote to memory of 2760	2200	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe	31
PID 2200 wrote to memory of 2760	2200	3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Users\Admin\AppData\Local\Temp\3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2760

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\3bff3fc393fe46854a1cec3d75022756_JaffaCakes118.exe

Filesize
784KB

MD5
bad224e38ff9a34fef767b25cb0d384f

SHA1
f6d3895a4dfa60f5e4d36d8a94d9609701cdc3e9

SHA256
beeae81949aac1fb82fff981ccb8c94add33309d5f52765c1002b39d4e430665

SHA512
e0e65f833d5cd7e89580a03afbb9c01e1a9f3ecc13813fc9ca20ed4ae3fbe4e1d549cbad5b4bf4456fa4722f7b15a4192b6ce410602539c30a5cf4784393a5de

Download Submit
memory/2200-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2200-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2200-9-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2200-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2200-15-0x0000000003160000-0x0000000003472000-memory.dmp

Filesize
3.1MB

Download
memory/2760-17-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2760-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2760-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2760-32-0x0000000003130000-0x00000000032C3000-memory.dmp

Filesize
1.6MB

Download
memory/2760-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2760-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download