Malware Analysis Report

2025-05-06 04:17

Sample ID 241110-knh5fsspgz
Target ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN
SHA256 ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551ca
Tags
upx discovery
score
7/10

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
7/10

SHA256

ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551ca

Threat Level: Shows suspicious behavior

The file ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx discovery

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

UPX packed file

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 08:44

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

2024-11-10 08:44

Reported

2024-11-10 08:46

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe"

Signatures

Executes dropped EXE

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

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\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\rewok.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe

"C:\Users\Admin\AppData\Local\Temp\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 spinistry.com udp
US 64.98.135.121:443 spinistry.com tcp
US 64.98.135.121:443 spinistry.com tcp
US 64.98.135.121:443 spinistry.com tcp
US 64.98.135.121:443 spinistry.com tcp
US 64.98.135.121:443 spinistry.com tcp
US 64.98.135.121:443 spinistry.com tcp

Files

memory/2032-0-0x0000000000400000-0x000000000040D000-memory.dmp

memory/2032-1-0x0000000000210000-0x0000000000216000-memory.dmp

memory/2032-2-0x0000000000400000-0x0000000000406000-memory.dmp

memory/2032-9-0x0000000000210000-0x0000000000216000-memory.dmp

\Users\Admin\AppData\Local\Temp\rewok.exe

MD5 c16b3b7d614a646f353f0af6eb770f01
SHA1 4e12ca15d5a98c588195b628074a9423935ae133
SHA256 c9dc55d6e22d51ab86f8584378ecdc816f38fbfef41b2aca9499fb3b1b495d53
SHA512 8ba1504aaca603b7a19b9cd99543dfd502574eb51e89dce6b444457f4e3b5b4ac0d1cbb249d48584b9ba4b7a09863252008bd83f9ee673ca8b03223bf3f53609

memory/2520-23-0x00000000003E0000-0x00000000003E6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 08:44

Reported

2024-11-10 08:46

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

114s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe N/A

Executes dropped EXE

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

Enumerates physical storage devices

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\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\rewok.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe

"C:\Users\Admin\AppData\Local\Temp\ccd26d5c747791b43a86a23525a1c56bc11c484be91d4e5c028a6d0c492551caN.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 spinistry.com udp
US 64.98.135.121:443 spinistry.com tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 64.98.135.121:443 spinistry.com tcp
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 64.98.135.121:443 spinistry.com tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 64.98.135.121:443 spinistry.com tcp
US 64.98.135.121:443 spinistry.com tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 64.98.135.121:443 spinistry.com tcp

Files

memory/5032-0-0x0000000000400000-0x000000000040D000-memory.dmp

memory/5032-1-0x0000000000520000-0x0000000000526000-memory.dmp

memory/5032-2-0x0000000000520000-0x0000000000526000-memory.dmp

memory/5032-7-0x0000000000400000-0x0000000000406000-memory.dmp

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

MD5 c16b3b7d614a646f353f0af6eb770f01
SHA1 4e12ca15d5a98c588195b628074a9423935ae133
SHA256 c9dc55d6e22d51ab86f8584378ecdc816f38fbfef41b2aca9499fb3b1b495d53
SHA512 8ba1504aaca603b7a19b9cd99543dfd502574eb51e89dce6b444457f4e3b5b4ac0d1cbb249d48584b9ba4b7a09863252008bd83f9ee673ca8b03223bf3f53609

memory/2144-25-0x0000000002200000-0x0000000002206000-memory.dmp