Malware Analysis Report

2024-10-19 09:24

Sample ID 230801-b9b4lacd94
Target 8a470899a6ebb2299b54da55ad3897d2.bin
SHA256 82a6400e6297ce6dc3f791c98291e7273ec94487172b06d553cbd89287abcc13
Tags
vmprotect wshrat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

82a6400e6297ce6dc3f791c98291e7273ec94487172b06d553cbd89287abcc13

Threat Level: Known bad

The file 8a470899a6ebb2299b54da55ad3897d2.bin was found to be: Known bad.

Malicious Activity Summary

vmprotect wshrat

WSHRAT payload

Wshrat family

VMProtect packed file

Unsigned PE

Kills process with taskkill

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-01 01:50

Signatures

WSHRAT payload

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

Wshrat family

wshrat

VMProtect packed file

vmprotect
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

2023-08-01 01:50

Reported

2023-08-01 01:52

Platform

win7-20230712-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe"

Signatures

VMProtect packed file

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

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe

"C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c taskkill /F /IM 7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe

C:\Windows\SysWOW64\taskkill.exe

taskkill /F /IM 7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe

Network

N/A

Files

memory/2204-53-0x0000000000F90000-0x000000000130E000-memory.dmp

memory/2204-54-0x0000000074C70000-0x000000007535E000-memory.dmp

memory/2204-55-0x0000000074C70000-0x000000007535E000-memory.dmp

memory/2204-56-0x0000000074C70000-0x000000007535E000-memory.dmp

memory/2204-57-0x0000000074C70000-0x000000007535E000-memory.dmp

memory/2204-58-0x00000000050F0000-0x0000000005130000-memory.dmp

memory/2204-59-0x0000000005130000-0x0000000005286000-memory.dmp

memory/2204-60-0x00000000050F0000-0x0000000005130000-memory.dmp

memory/2204-61-0x00000000050F0000-0x0000000005130000-memory.dmp

memory/2204-62-0x0000000074C70000-0x000000007535E000-memory.dmp

memory/2204-63-0x0000000074C70000-0x000000007535E000-memory.dmp

memory/2204-64-0x0000000074C70000-0x000000007535E000-memory.dmp

memory/2204-65-0x00000000050F0000-0x0000000005130000-memory.dmp

memory/2204-66-0x00000000050F0000-0x0000000005130000-memory.dmp

memory/2204-67-0x00000000050F0000-0x0000000005130000-memory.dmp

memory/2204-69-0x0000000074C70000-0x000000007535E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-01 01:50

Reported

2023-08-01 01:52

Platform

win10v2004-20230703-en

Max time kernel

145s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe"

Signatures

VMProtect packed file

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

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe

"C:\Users\Admin\AppData\Local\Temp\7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c taskkill /F /IM 7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe

C:\Windows\SysWOW64\taskkill.exe

taskkill /F /IM 7e160f885fe15d7f5b67e3d321c1bd8240a63bb80c8156f604829f0cbadba313.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 kingmummylive.com udp
NL 160.153.133.148:80 kingmummylive.com tcp
US 8.8.8.8:53 148.133.153.160.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 63.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 161.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp

Files

memory/1840-133-0x0000000074C20000-0x00000000753D0000-memory.dmp

memory/1840-134-0x0000000000A00000-0x0000000000D7E000-memory.dmp

memory/1840-135-0x0000000074C20000-0x00000000753D0000-memory.dmp

memory/1840-136-0x0000000074C20000-0x00000000753D0000-memory.dmp

memory/1840-137-0x0000000074C20000-0x00000000753D0000-memory.dmp

memory/1840-138-0x0000000005790000-0x00000000057A0000-memory.dmp

memory/1840-139-0x0000000005C10000-0x0000000005CAC000-memory.dmp

memory/1840-140-0x0000000006260000-0x0000000006804000-memory.dmp

memory/1840-141-0x0000000005CB0000-0x0000000005D42000-memory.dmp

memory/1840-142-0x0000000005B80000-0x0000000005B8A000-memory.dmp

memory/1840-143-0x0000000005EA0000-0x0000000005EF6000-memory.dmp

memory/1840-144-0x0000000005790000-0x00000000057A0000-memory.dmp

memory/1840-145-0x0000000074C20000-0x00000000753D0000-memory.dmp

memory/1840-146-0x0000000074C20000-0x00000000753D0000-memory.dmp

memory/1840-147-0x0000000074C20000-0x00000000753D0000-memory.dmp

memory/1840-148-0x0000000005790000-0x00000000057A0000-memory.dmp

memory/1840-149-0x0000000005790000-0x00000000057A0000-memory.dmp

memory/1840-150-0x0000000005790000-0x00000000057A0000-memory.dmp

memory/1840-154-0x0000000074C20000-0x00000000753D0000-memory.dmp