xmrig | c8cbf8a62456328236a698b340f244753d277c97f63069dc45a7ca5cf3acefc4

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03/07/2024, 09:31

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General

Target

21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
Size

784KB
MD5

21dec55f11ea3365d7e95e26f6693c55
SHA1

fefa938cefc4a5e9efb97a854a525787767b529a
SHA256

c8cbf8a62456328236a698b340f244753d277c97f63069dc45a7ca5cf3acefc4
SHA512

67a02415b13b412984c57c8dc38cb0bcc17fd31c85116f01a85a45cc00a5aa0570e88df7d68f5def25de33ffa58926b85c92fef7bf6dea3980d48b6e54c94020
SSDEEP

24576:UFJ8+5UD9OwqIMdypWefszwueM5mt7x8kck1:U8LqIMdypWMszwueOmtCxk1

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/2480-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2480-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2252-17-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2252-32-0x0000000003040000-0x00000000031D3000-memory.dmp	xmrig
behavioral1/memory/2252-22-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2252-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2252-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2480-35-0x0000000003100000-0x0000000003412000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2252	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2252	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2480	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2480-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000700000001211c-10.dat	upx
behavioral1/memory/2480-15-0x0000000003100000-0x0000000003412000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2480	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2480	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
2252	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 2252	2480	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe	29
PID 2480 wrote to memory of 2252	2480	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe	29
PID 2480 wrote to memory of 2252	2480	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe	29
PID 2480 wrote to memory of 2252	2480	21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2252

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

Filesize
784KB

MD5
793bda3d21170960d2cc889d7b503bd2

SHA1
1d95acbb726c7edb5284c920b82024777b333f60

SHA256
fd1a9880acee320b08502277790efe52e7d001faad55611b2b890065dac7aad9

SHA512
f48f436e92cba53cc6ec300eb0b2a7d07066de0d2fb5dbe97ee3352a680620da4fa5c2f16e077b6a6264308503b143e5ed55ef25bcad5b21eea32e2bc1962d76

Download Submit
memory/2252-17-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2252-25-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2252-32-0x0000000003040000-0x00000000031D3000-memory.dmp

Filesize
1.6MB

Download
memory/2252-22-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2252-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2252-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2480-9-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2480-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2480-15-0x0000000003100000-0x0000000003412000-memory.dmp

Filesize
3.1MB

Download
memory/2480-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2480-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2480-35-0x0000000003100000-0x0000000003412000-memory.dmp

Filesize
3.1MB

Download