xmrig | 3cfaea0219e049bd7cc3034b2031019c7e46bfe94659b48562fa48ac4d1f044c

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
19/12/2023, 13:54

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General

Target

3a5a6d40ef979808b67dd9c3afaa0029.exe
Size

2.3MB
MD5

3a5a6d40ef979808b67dd9c3afaa0029
SHA1

4602a5a23632adc5109a450f5473beb1da4112a5
SHA256

3cfaea0219e049bd7cc3034b2031019c7e46bfe94659b48562fa48ac4d1f044c
SHA512

723b183ebc1a66009b36b8f7790baddf2f17ec37690257d1e092854f5a467e1252dc20e417496bc93ff38320d75f30af7e7a91baf6555678e4ca71452af1b4ef
SSDEEP

49152:asfRSGnMU3xW/QxFmXcivKrt6+dhItfc0dDmHaeOAOVt4ZKZXtaQ98n:awZn5xW/QqMie6+YB7dDmH1OhtHLqn

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/2892-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2892-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1948-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1948-26-0x0000000003200000-0x0000000003393000-memory.dmp	xmrig
behavioral1/memory/1948-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/1948-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
1948	3a5a6d40ef979808b67dd9c3afaa0029.exe

Executes dropped EXE 1 IoCs

pid	Process
1948	3a5a6d40ef979808b67dd9c3afaa0029.exe

Loads dropped DLL 1 IoCs

pid	Process
2892	3a5a6d40ef979808b67dd9c3afaa0029.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2892-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000b0000000122de-10.dat	upx
behavioral1/files/0x000b0000000122de-16.dat	upx
behavioral1/memory/1948-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2892-15-0x0000000003490000-0x00000000037A2000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2892	3a5a6d40ef979808b67dd9c3afaa0029.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2892	3a5a6d40ef979808b67dd9c3afaa0029.exe
1948	3a5a6d40ef979808b67dd9c3afaa0029.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 1948	2892	3a5a6d40ef979808b67dd9c3afaa0029.exe	29
PID 2892 wrote to memory of 1948	2892	3a5a6d40ef979808b67dd9c3afaa0029.exe	29
PID 2892 wrote to memory of 1948	2892	3a5a6d40ef979808b67dd9c3afaa0029.exe	29
PID 2892 wrote to memory of 1948	2892	3a5a6d40ef979808b67dd9c3afaa0029.exe	29

C:\Users\Admin\AppData\Local\Temp\3a5a6d40ef979808b67dd9c3afaa0029.exe
"C:\Users\Admin\AppData\Local\Temp\3a5a6d40ef979808b67dd9c3afaa0029.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Users\Admin\AppData\Local\Temp\3a5a6d40ef979808b67dd9c3afaa0029.exe
  C:\Users\Admin\AppData\Local\Temp\3a5a6d40ef979808b67dd9c3afaa0029.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:1948

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\3a5a6d40ef979808b67dd9c3afaa0029.exe

Filesize
246KB

MD5
ed3febba5a4a2bca22f8ae145867da68

SHA1
95d6d3cbbc2bd74ee5b4017df346e8ca029f2a90

SHA256
624e1846fae47160ab6e69023525fd9ade3102b531b83daf6dccc76d2ca821ee

SHA512
e0b5e192bfd665ef1297659336741f54fa9521ad0d15d96deecb386d12d8d3d7866f0ffb9481e9e77f00d954024656367c214105be1314f1eab36a4114e56d1f

Download Submit
\Users\Admin\AppData\Local\Temp\3a5a6d40ef979808b67dd9c3afaa0029.exe

Filesize
538KB

MD5
238b5168f751400963a9e38a4743af21

SHA1
99a5be5f6535f86906ba47c8eb70067ef209c494

SHA256
29175b440a6ef703181d6e077631ad4322e933b2da76782ec4edc4439c84a2f4

SHA512
9c50d3fe7b9edc4d96bda890845de1242480aa71e9570ac05fc45b028966fa4219efc5548ec5b264cb32487f7deb32cd109100d0d9436ceef5f7d57d63bd9b57

Download Submit
memory/1948-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1948-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1948-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1948-26-0x0000000003200000-0x0000000003393000-memory.dmp

Filesize
1.6MB

Download
memory/1948-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/1948-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2892-3-0x00000000002C0000-0x0000000000384000-memory.dmp

Filesize
784KB

Download
memory/2892-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2892-15-0x0000000003490000-0x00000000037A2000-memory.dmp

Filesize
3.1MB

Download
memory/2892-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2892-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2892-35-0x0000000003490000-0x00000000037A2000-memory.dmp

Filesize
3.1MB

Download