Malware Analysis Report

2024-12-07 05:53

Sample ID 241114-aj1tlavpcp
Target exe001.exe
SHA256 0b34b10a2bf7f023508bd768f4c174edca9b70f4cd59d434ecddb03f9c1953e1
Tags
upx xmrig discovery miner
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0b34b10a2bf7f023508bd768f4c174edca9b70f4cd59d434ecddb03f9c1953e1

Threat Level: Known bad

The file exe001.exe was found to be: Known bad.

Malicious Activity Summary

upx xmrig discovery miner

Xmrig family

xmrig

XMRig Miner payload

Executes dropped EXE

Deletes itself

Loads dropped DLL

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 00:15

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-14 00:15

Reported

2024-11-14 00:18

Platform

win7-20241010-en

Max time kernel

122s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\exe001.exe"

Signatures

Xmrig family

xmrig

xmrig

miner xmrig

XMRig Miner payload

miner
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\exe001.exe

"C:\Users\Admin\AppData\Local\Temp\exe001.exe"

C:\Users\Admin\AppData\Local\Temp\exe001.exe

C:\Users\Admin\AppData\Local\Temp\exe001.exe

Network

N/A

Files

memory/2088-0-0x0000000000400000-0x0000000000712000-memory.dmp

memory/2088-1-0x0000000000120000-0x00000000001E4000-memory.dmp

memory/2088-3-0x0000000000400000-0x0000000000593000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\exe001.exe

MD5 eb936670e7f79bea5a86e727bd92c790
SHA1 de26c6bdb2d1c116774b4d132fa813632cdc9cb5
SHA256 0db8f40ea57fa6eb09b1da94cde51c3a224f87b406c34002c2201180dd4f44ea
SHA512 2e6bd632d17e05edaca5e0e34fdea320d89a9e0703e9c5eb2d6f0e0dddfd210e76059e9ccc5fa2f14e5191dabffe811c37ebdbbbc5b0c4b0048bea08d7c8223a

memory/3020-17-0x0000000000400000-0x0000000000712000-memory.dmp

memory/2088-16-0x0000000003100000-0x0000000003412000-memory.dmp

memory/2088-14-0x0000000000400000-0x0000000000593000-memory.dmp

memory/3020-18-0x0000000000120000-0x00000000001E4000-memory.dmp

memory/3020-24-0x0000000003110000-0x00000000032A3000-memory.dmp

memory/3020-25-0x0000000000400000-0x0000000000587000-memory.dmp

memory/3020-19-0x0000000000400000-0x0000000000593000-memory.dmp

memory/3020-35-0x0000000000400000-0x0000000000587000-memory.dmp

memory/3020-34-0x00000000005A0000-0x000000000071F000-memory.dmp

memory/2088-36-0x0000000003100000-0x0000000003412000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-14 00:15

Reported

2024-11-14 00:18

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\exe001.exe"

Signatures

Xmrig family

xmrig

xmrig

miner xmrig

XMRig Miner payload

miner
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\exe001.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\exe001.exe

"C:\Users\Admin\AppData\Local\Temp\exe001.exe"

C:\Users\Admin\AppData\Local\Temp\exe001.exe

C:\Users\Admin\AppData\Local\Temp\exe001.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 211.143.182.52.in-addr.arpa udp

Files

memory/1244-0-0x0000000000400000-0x0000000000712000-memory.dmp

memory/1244-1-0x00000000018E0000-0x00000000019A4000-memory.dmp

memory/1244-2-0x0000000000400000-0x0000000000593000-memory.dmp

memory/1244-14-0x0000000000400000-0x0000000000593000-memory.dmp

memory/1748-13-0x0000000000400000-0x0000000000712000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\exe001.exe

MD5 03bbefaf0280ebc9234e8f2a7e905b0c
SHA1 02a2bd6803c819ae0cf8026cae9f37b636799530
SHA256 eee4b9b9cf5ea592d44630e65a3889ac2a27ff2e5dc16471ca9685e43c4ef7b1
SHA512 980191f306bd869f1eef73d1f9b2be91b904627d3af270e2ba886c6b1b597285a07e4e3245b5d2cf047b3901b9e4f4362dd20a8bf4020a702016260eaa16bdda

memory/1748-17-0x0000000000400000-0x0000000000593000-memory.dmp

memory/1748-30-0x0000000005480000-0x0000000005613000-memory.dmp

memory/1748-22-0x0000000000400000-0x0000000000587000-memory.dmp

memory/1748-15-0x0000000001720000-0x00000000017E4000-memory.dmp

memory/1748-31-0x0000000000400000-0x0000000000587000-memory.dmp