Malware Analysis Report

2024-12-07 16:51

Sample ID 241113-h8ld7szrhq
Target 98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe
SHA256 98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084
Tags
discovery defense_evasion
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

98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084

Threat Level: Shows suspicious behavior

The file 98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery defense_evasion

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Indicator Removal: File Deletion

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 07:24

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 07:24

Reported

2024-11-13 07:26

Platform

win7-20240903-en

Max time kernel

119s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cnwog.exe 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\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\cnwog.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe

"C:\Users\Admin\AppData\Local\Temp\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe"

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

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

Network

N/A

Files

memory/1956-0-0x0000000000400000-0x000000000040C000-memory.dmp

memory/1956-1-0x0000000000240000-0x0000000000243000-memory.dmp

memory/1956-8-0x0000000001EE0000-0x0000000001EEC000-memory.dmp

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

MD5 74fa62de7ccec9f4f9a3bb4a15994b13
SHA1 e9ebb0ec01c3f47aa7a55ceec7b0ef7dc9034369
SHA256 3b4d63c993c1a63bbad22cdfdeb2ec914d34c46a3a9a167f53a500f3cc553f13
SHA512 f832f124b035bf1de0a9ce7026102f12ec1cf00f5c7c30b80117b4f5a729d7bd71b830a45e6729a8942045197fb97271d917354b4fef7b6a4c73a33d514ee864

memory/1048-11-0x0000000000400000-0x000000000040C000-memory.dmp

memory/1956-9-0x0000000000400000-0x000000000040C000-memory.dmp

memory/1048-12-0x00000000003C0000-0x00000000003C3000-memory.dmp

memory/1048-15-0x0000000000400000-0x000000000040C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 07:24

Reported

2024-11-13 07:26

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe N/A

Executes dropped EXE

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

Indicator Removal: File Deletion

defense_evasion

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\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\cnwog.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe

"C:\Users\Admin\AppData\Local\Temp\98cbc779ca16314ae09fe9f1633ac2b144890f95898153303d038d6847e8d084N.exe"

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

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

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\cnwog.exe >> NUL

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 99.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/3060-0-0x0000000000400000-0x000000000040C000-memory.dmp

memory/3060-1-0x0000000000590000-0x0000000000593000-memory.dmp

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

MD5 74fa62de7ccec9f4f9a3bb4a15994b13
SHA1 e9ebb0ec01c3f47aa7a55ceec7b0ef7dc9034369
SHA256 3b4d63c993c1a63bbad22cdfdeb2ec914d34c46a3a9a167f53a500f3cc553f13
SHA512 f832f124b035bf1de0a9ce7026102f12ec1cf00f5c7c30b80117b4f5a729d7bd71b830a45e6729a8942045197fb97271d917354b4fef7b6a4c73a33d514ee864

memory/3060-11-0x0000000000400000-0x000000000040C000-memory.dmp

memory/3260-12-0x0000000000400000-0x000000000040C000-memory.dmp