xmrig | bdcf5fc1f374f2818a1ed41c245c0ddb1452988882e8f0c076f03dedf43fd5a8

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22/12/2023, 07:42

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General

Target

7a7321b341fb8f0fc7e0df45b7b9cd89.exe
Size

784KB
MD5

7a7321b341fb8f0fc7e0df45b7b9cd89
SHA1

6323eab0a9f4199a2c1b097a3b95c6408183e7f4
SHA256

bdcf5fc1f374f2818a1ed41c245c0ddb1452988882e8f0c076f03dedf43fd5a8
SHA512

c999f1569bc2301f824d6086eec046bf24b491129da8475d8d7fc1e8ee1b9e65c9d999956df9064ff5c722a226a53305d86cc70b2c210a846f2fff0fc4742021
SSDEEP

24576:S868M6Wv89dbdTAXoMI/6CA45Evepv12dc2:SF8M6WvOv84a4uvt+2

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/2336-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2336-15-0x00000000030E0000-0x00000000033F2000-memory.dmp	xmrig
behavioral1/memory/2336-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2312-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2312-25-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2312-24-0x0000000003220000-0x00000000033B3000-memory.dmp	xmrig
behavioral1/memory/2312-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2312	7a7321b341fb8f0fc7e0df45b7b9cd89.exe

Executes dropped EXE 1 IoCs

pid	Process
2312	7a7321b341fb8f0fc7e0df45b7b9cd89.exe

Loads dropped DLL 1 IoCs

pid	Process
2336	7a7321b341fb8f0fc7e0df45b7b9cd89.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2336-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000b000000012185-10.dat	upx
behavioral1/memory/2312-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2336	7a7321b341fb8f0fc7e0df45b7b9cd89.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2336	7a7321b341fb8f0fc7e0df45b7b9cd89.exe
2312	7a7321b341fb8f0fc7e0df45b7b9cd89.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2312	2336	7a7321b341fb8f0fc7e0df45b7b9cd89.exe	29
PID 2336 wrote to memory of 2312	2336	7a7321b341fb8f0fc7e0df45b7b9cd89.exe	29
PID 2336 wrote to memory of 2312	2336	7a7321b341fb8f0fc7e0df45b7b9cd89.exe	29
PID 2336 wrote to memory of 2312	2336	7a7321b341fb8f0fc7e0df45b7b9cd89.exe	29

C:\Users\Admin\AppData\Local\Temp\7a7321b341fb8f0fc7e0df45b7b9cd89.exe
"C:\Users\Admin\AppData\Local\Temp\7a7321b341fb8f0fc7e0df45b7b9cd89.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Users\Admin\AppData\Local\Temp\7a7321b341fb8f0fc7e0df45b7b9cd89.exe
  C:\Users\Admin\AppData\Local\Temp\7a7321b341fb8f0fc7e0df45b7b9cd89.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2312

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\7a7321b341fb8f0fc7e0df45b7b9cd89.exe

Filesize
784KB

MD5
3bd57a27086c983c61d266ae42362251

SHA1
829ec4684e3ebddccfe7ae0b008bc662f494ac28

SHA256
fb7d8ce1a7e1b89a884458ef10d10e45ad748fe2992030136c05e4ff98f49304

SHA512
62bff317f756faad3d7375a9517178bbc896704fd7a7101795420d7c85991c655c4a68d04a925cab2d5ee48af2f36bb82513b09befb68b8f9aa9aa8faaec0621

Download Submit
memory/2312-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2312-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2312-18-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2312-25-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2312-24-0x0000000003220000-0x00000000033B3000-memory.dmp

Filesize
1.6MB

Download
memory/2312-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2336-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2336-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2336-3-0x0000000000320000-0x00000000003E4000-memory.dmp

Filesize
784KB

Download
memory/2336-15-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/2336-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download