Malware Analysis Report

2025-08-05 11:26

Sample ID 241112-rkl59stjdt
Target 901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe
SHA256 901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545
Tags
discovery persistence upx
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

901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545

Threat Level: Shows suspicious behavior

The file 901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery persistence upx

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Modifies Internet Explorer settings

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 14:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 14:15

Reported

2024-11-12 14:17

Platform

win7-20240903-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\mMdGb02900 = "C:\\ProgramData\\mMdGb02900\\mMdGb02900.exe" C:\ProgramData\mMdGb02900\mMdGb02900.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
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\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe N/A
Token: SeDebugPrivilege N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A
N/A N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A
N/A N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A
N/A N/A C:\ProgramData\mMdGb02900\mMdGb02900.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe

"C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe"

C:\ProgramData\mMdGb02900\mMdGb02900.exe

"C:\ProgramData\mMdGb02900\mMdGb02900.exe"

Network

Country Destination Domain Proto
LV 195.3.147.14:80 tcp
UA 91.193.194.171:80 tcp
UA 91.193.194.171:80 tcp
LV 195.3.147.14:80 tcp
UA 91.193.194.171:80 tcp
UA 91.193.194.171:80 tcp
UA 91.193.194.171:80 tcp
UA 91.193.194.171:80 tcp

Files

C:\ProgramData\mMdGb02900\mMdGb02900.exe

MD5 0494f92bb88e58a8e9773e7a7572b5b3
SHA1 b9329c0e49087b8615a80cfc016018a83bd7f041
SHA256 417007c934070ec11e14d54916ef47d83d22b9650cd981b73aff61800920e827
SHA512 d7ba4f9844c50b931aa29238774e4602da6fb7219d68704a92994cdf6ebe6847178c8f4cc6639ab16b328cce4521d7a10fefb64bd569f4505665c7db9c4ccc5a

memory/2568-14-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/1792-1-0x0000000000400000-0x00000000004E6000-memory.dmp

memory/1792-0-0x0000000000330000-0x000000000039D000-memory.dmp

memory/1792-18-0x0000000000400000-0x00000000004E6000-memory.dmp

memory/1792-19-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/2568-20-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/2568-36-0x0000000000400000-0x00000000005DC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 14:15

Reported

2024-11-12 14:17

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\cJhMj02900 = "C:\\ProgramData\\cJhMj02900\\cJhMj02900.exe" C:\ProgramData\cJhMj02900\cJhMj02900.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
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

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\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe N/A
Token: SeDebugPrivilege N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A
N/A N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A
N/A N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A
N/A N/A C:\ProgramData\cJhMj02900\cJhMj02900.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe

"C:\Users\Admin\AppData\Local\Temp\901f507f15753ef74c63ae137017d61e13976218a2543eeb1456079c3a2b2545N.exe"

C:\ProgramData\cJhMj02900\cJhMj02900.exe

"C:\ProgramData\cJhMj02900\cJhMj02900.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
UA 91.193.194.171:80 tcp
LV 195.3.147.14:80 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
UA 91.193.194.171:80 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
UA 91.193.194.171:80 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/1568-0-0x0000000002360000-0x00000000023CD000-memory.dmp

memory/1568-1-0x0000000000400000-0x00000000004E6000-memory.dmp

C:\ProgramData\cJhMj02900\cJhMj02900.exe

MD5 2f6eef0f69f03cc5521ca8c182dfad39
SHA1 27ac3c014fbd807e060c43cd1aeae876dac53e4b
SHA256 17de7aef184a570caf713c523cd3f118a14a9414b2d55983257eb8c16dfe8d75
SHA512 9243a9b500eafd69171685ef6f3a0c59b95b8e23bbf526d2de491b980cb36d11371c98372456442b2b2a46941dbdd51df4c63b657232b1175b2784dfaf3378f4

memory/624-10-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/624-11-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/1568-14-0x0000000000400000-0x00000000004E6000-memory.dmp

memory/1568-15-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/624-16-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/624-28-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/1568-33-0x0000000000400000-0x00000000005DC000-memory.dmp

memory/1568-34-0x0000000000400000-0x00000000004E6000-memory.dmp