Malware Analysis Report

2025-03-14 23:13

Sample ID 240406-3pcceafb54
Target 9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472
SHA256 9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472
Tags
persistence
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

9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472

Threat Level: Known bad

The file 9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472 was found to be: Known bad.

Malicious Activity Summary

persistence

UPX dump on OEP (original entry point)

UPX dump on OEP (original entry point)

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-06 23:40

Signatures

UPX dump on OEP (original entry point)

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

2024-04-06 23:40

Reported

2024-04-06 23:43

Platform

win7-20240221-en

Max time kernel

10s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe"

Signatures

UPX dump on OEP (original entry point)

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\WINDOWS\MSWDM.EXE N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" C:\WINDOWS\MSWDM.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" C:\WINDOWS\MSWDM.EXE N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
File opened for modification C:\Windows\dev93C7.tmp C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
File opened for modification C:\Windows\dev93C7.tmp C:\WINDOWS\MSWDM.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\WINDOWS\MSWDM.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1176 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 1176 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 1176 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 1176 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 1176 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 1176 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 1176 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 1176 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 2088 wrote to memory of 2484 N/A C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE
PID 2088 wrote to memory of 2484 N/A C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE
PID 2088 wrote to memory of 2484 N/A C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE
PID 2088 wrote to memory of 2484 N/A C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE
PID 2088 wrote to memory of 2728 N/A C:\WINDOWS\MSWDM.EXE C:\WINDOWS\MSWDM.EXE
PID 2088 wrote to memory of 2728 N/A C:\WINDOWS\MSWDM.EXE C:\WINDOWS\MSWDM.EXE
PID 2088 wrote to memory of 2728 N/A C:\WINDOWS\MSWDM.EXE C:\WINDOWS\MSWDM.EXE
PID 2088 wrote to memory of 2728 N/A C:\WINDOWS\MSWDM.EXE C:\WINDOWS\MSWDM.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe

"C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe"

C:\WINDOWS\MSWDM.EXE

"C:\WINDOWS\MSWDM.EXE"

C:\WINDOWS\MSWDM.EXE

-r!C:\Windows\dev93C7.tmp!C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe! !

C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE

C:\WINDOWS\MSWDM.EXE

-e!C:\Windows\dev93C7.tmp!C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE!

Network

Country Destination Domain Proto
N/A 10.127.255.255:78 udp
N/A 10.255.255.255:78 udp
N/A 10.127.0.255:78 udp

Files

memory/1176-0-0x0000000000400000-0x000000000041B000-memory.dmp

C:\Windows\MSWDM.EXE

MD5 5ecb7edca2be4daba9a3dc6fdd1aead9
SHA1 b697c71c98dab3710bb65dea77c4a8ac589648f0
SHA256 928040749d349c89d34dc387fa136745f8738df58010ff2a389e15404ed425b9
SHA512 799ddaadd370d99caa1fea4e302474b4722b75cd2c5a683cb55d6e9d259e4aad511ad521e0284a7aacfc43d93089c8dc3ae1501e72931746020336f2f1a7c195

\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe

MD5 2c66df25d30b2ea67ab2fd18f3058fd8
SHA1 ae92d355903d25afb6113c3bae6a40305e5857f9
SHA256 4f7262d45f0b95840d41511d3658281080a3a66e2d59541b5e52acf887b9b6bb
SHA512 5275be29af642a6220fc9930c3daccb0e74c8989d4d2ac573fae8465d96e501532d19130786d673f75f171ab7a2b55984673d5ccba37972ff5c3c9e3dfadac79

memory/2136-13-0x0000000000400000-0x000000000041B000-memory.dmp

memory/1176-12-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2728-26-0x0000000000400000-0x000000000041B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE

MD5 5b40df81dc41724d3dbd86c9eff566d6
SHA1 9db831d3fab59fc7afbec944c19e738f2101a661
SHA256 9de8e42962a6511da544f9d82afcc2228d432c85b5bc0ed4e99427dc0a173f55
SHA512 086e98a560191e4d05ce56e96a4304264aba5551a0c606c8c36bc3f9c45d21c7bd9f047b610c2dcf4046de96552a374b2cbc29270c3cd028fa1eb5abc11ed3b3

memory/2088-28-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2136-29-0x0000000000400000-0x000000000041B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-06 23:40

Reported

2024-04-06 23:43

Platform

win10v2004-20240226-en

Max time kernel

28s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe"

Signatures

UPX dump on OEP (original entry point)

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" C:\WINDOWS\MSWDM.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" C:\WINDOWS\MSWDM.EXE N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
File opened for modification C:\Windows\dev319F.tmp C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe N/A
File opened for modification C:\Windows\dev319F.tmp C:\WINDOWS\MSWDM.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\WINDOWS\MSWDM.EXE N/A
N/A N/A C:\WINDOWS\MSWDM.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4864 wrote to memory of 1560 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 4864 wrote to memory of 1560 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 4864 wrote to memory of 1560 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 4864 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 4864 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 4864 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe C:\WINDOWS\MSWDM.EXE
PID 216 wrote to memory of 3660 N/A C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE
PID 216 wrote to memory of 3660 N/A C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE
PID 216 wrote to memory of 3660 N/A C:\WINDOWS\MSWDM.EXE C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE
PID 216 wrote to memory of 2256 N/A C:\WINDOWS\MSWDM.EXE C:\WINDOWS\MSWDM.EXE
PID 216 wrote to memory of 2256 N/A C:\WINDOWS\MSWDM.EXE C:\WINDOWS\MSWDM.EXE
PID 216 wrote to memory of 2256 N/A C:\WINDOWS\MSWDM.EXE C:\WINDOWS\MSWDM.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe

"C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe"

C:\WINDOWS\MSWDM.EXE

"C:\WINDOWS\MSWDM.EXE"

C:\WINDOWS\MSWDM.EXE

-r!C:\Windows\dev319F.tmp!C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe! !

C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE

C:\WINDOWS\MSWDM.EXE

-e!C:\Windows\dev319F.tmp!C:\Users\Admin\AppData\Local\Temp\9AF3D05718F2D409B44E399DD164A10B728BAB0CFE6CCFDB7B7680CAC303F472.EXE!

Network

Country Destination Domain Proto
N/A 10.127.255.255:78 udp
N/A 10.255.255.255:78 udp
US 8.8.8.8:53 255.0.127.10.in-addr.arpa udp
US 8.8.8.8:53 255.255.255.10.in-addr.arpa udp
N/A 10.127.0.255:78 udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 105.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/4864-0-0x0000000000400000-0x000000000041B000-memory.dmp

C:\Windows\MSWDM.EXE

MD5 5ecb7edca2be4daba9a3dc6fdd1aead9
SHA1 b697c71c98dab3710bb65dea77c4a8ac589648f0
SHA256 928040749d349c89d34dc387fa136745f8738df58010ff2a389e15404ed425b9
SHA512 799ddaadd370d99caa1fea4e302474b4722b75cd2c5a683cb55d6e9d259e4aad511ad521e0284a7aacfc43d93089c8dc3ae1501e72931746020336f2f1a7c195

C:\Windows\dev319F.tmp

MD5 2c66df25d30b2ea67ab2fd18f3058fd8
SHA1 ae92d355903d25afb6113c3bae6a40305e5857f9
SHA256 4f7262d45f0b95840d41511d3658281080a3a66e2d59541b5e52acf887b9b6bb
SHA512 5275be29af642a6220fc9930c3daccb0e74c8989d4d2ac573fae8465d96e501532d19130786d673f75f171ab7a2b55984673d5ccba37972ff5c3c9e3dfadac79

memory/216-11-0x0000000000400000-0x000000000041B000-memory.dmp

memory/1560-10-0x0000000000400000-0x000000000041B000-memory.dmp

memory/4864-6-0x0000000000400000-0x000000000041B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9af3d05718f2d409b44e399dd164a10b728bab0cfe6ccfdb7b7680cac303f472.exe

MD5 6fa6f2ab50075076c4dea3a9085b147f
SHA1 092d725976769da18b977be07cfac84f5c088294
SHA256 b5f4f89c2444f88a1aea3c81dcd925d84b21610818e5a3082b366f89fa5473fc
SHA512 253422f90ad5114fc9371960ef5cfd76f4a73030884b0a7943d0b20ac2a252353fa1dbe38af57d7ce88c3e2c74fa645853be83264231b1895a1187886457b8a9

memory/2256-19-0x0000000000400000-0x000000000041B000-memory.dmp

memory/216-21-0x0000000000400000-0x000000000041B000-memory.dmp

memory/1560-22-0x0000000000400000-0x000000000041B000-memory.dmp