xmrig | 4e3017ac9821e866d97115d603ccdf8e672d26ccda5f6b2ecb7314e6379b6c18

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 02:09

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General

Target

23ff125afa8752e7ff08a97c65691d71.exe
Size

784KB
MD5

23ff125afa8752e7ff08a97c65691d71
SHA1

a0e170af076082f6b1fbb29d203f8965f4585af9
SHA256

4e3017ac9821e866d97115d603ccdf8e672d26ccda5f6b2ecb7314e6379b6c18
SHA512

383345270a4b452fea53f9b23fc46f04fa55f2d4123f9255f0f313a77144f47ef7202c0ac509e8cab34c2d74f5846a51ca9cf78e1cfc6bf893fa8185e69ed46d
SSDEEP

24576:+TJ7b5f8oE/U5zgReC6C2BnHAdOgdeC/M:+d7df8oZ5ueC4BnHYde

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/1668-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2656-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2656-27-0x00000000033C0000-0x0000000003553000-memory.dmp	xmrig
behavioral1/memory/2656-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2656-17-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1668-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2656	23ff125afa8752e7ff08a97c65691d71.exe

Executes dropped EXE 1 IoCs

pid	Process
2656	23ff125afa8752e7ff08a97c65691d71.exe

Loads dropped DLL 1 IoCs

pid	Process
1668	23ff125afa8752e7ff08a97c65691d71.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1668-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/2656-16-0x0000000000400000-0x0000000000712000-memory.dmp	upx

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1668	23ff125afa8752e7ff08a97c65691d71.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1668	23ff125afa8752e7ff08a97c65691d71.exe
2656	23ff125afa8752e7ff08a97c65691d71.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 2656	1668	23ff125afa8752e7ff08a97c65691d71.exe	17
PID 1668 wrote to memory of 2656	1668	23ff125afa8752e7ff08a97c65691d71.exe	17
PID 1668 wrote to memory of 2656	1668	23ff125afa8752e7ff08a97c65691d71.exe	17
PID 1668 wrote to memory of 2656	1668	23ff125afa8752e7ff08a97c65691d71.exe	17

C:\Users\Admin\AppData\Local\Temp\23ff125afa8752e7ff08a97c65691d71.exe
"C:\Users\Admin\AppData\Local\Temp\23ff125afa8752e7ff08a97c65691d71.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\23ff125afa8752e7ff08a97c65691d71.exe
  C:\Users\Admin\AppData\Local\Temp\23ff125afa8752e7ff08a97c65691d71.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2656

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1668-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1668-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1668-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1668-3-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2656-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2656-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2656-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2656-27-0x00000000033C0000-0x0000000003553000-memory.dmp

Filesize
1.6MB

Download
memory/2656-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2656-17-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download