Malware Analysis Report

2025-01-02 14:24

Sample ID 241202-kmwn6atlbp
Target 952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
SHA256 952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f
Tags
andromeda backdoor botnet discovery 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

952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f

Threat Level: Known bad

The file 952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe was found to be: Known bad.

Malicious Activity Summary

andromeda backdoor botnet discovery persistence

Detects Andromeda payload.

Andromeda family

Andromeda, Gamarue

Adds policy Run key to start application

Deletes itself

Maps connected drives based on registry

Suspicious use of SetThreadContext

Drops file in Program Files directory

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-02 08:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-02 08:43

Reported

2024-12-02 08:45

Platform

win7-20240903-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe"

Signatures

Andromeda family

andromeda

Andromeda, Gamarue

botnet backdoor andromeda

Detects Andromeda payload.

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

Adds policy Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Windows\syswow64\svchost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\15113 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msqouijq.scr" C:\Windows\syswow64\svchost.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\syswow64\svchost.exe N/A

Maps connected drives based on registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msqouijq.scr C:\Windows\syswow64\svchost.exe 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\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\syswow64\svchost.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2776 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 2776 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 2776 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 2776 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 2776 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 2776 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 2776 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 2824 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Windows\syswow64\svchost.exe
PID 2824 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Windows\syswow64\svchost.exe
PID 2824 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Windows\syswow64\svchost.exe
PID 2824 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Windows\syswow64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe

"C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe"

C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe

C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe

C:\Windows\syswow64\svchost.exe

C:\Windows\syswow64\svchost.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.109.209.108:80 www.update.microsoft.com tcp
US 8.8.4.4:53 seki99.redio.de udp
US 8.8.8.8:53 seki99.redio.de udp
US 8.8.4.4:53 seki99.redio.de udp

Files

memory/2776-0-0x00000000004A0000-0x00000000004A1000-memory.dmp

memory/2824-2-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2824-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2824-3-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2824-1-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2776-7-0x0000000010000000-0x0000000010072000-memory.dmp

memory/2824-8-0x0000000000020000-0x0000000000022000-memory.dmp

memory/2676-10-0x0000000000240000-0x0000000000248000-memory.dmp

memory/2676-9-0x0000000000240000-0x0000000000248000-memory.dmp

memory/2676-12-0x0000000000020000-0x0000000000025000-memory.dmp

memory/2676-16-0x0000000000020000-0x0000000000025000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-02 08:43

Reported

2024-12-02 08:45

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe"

Signatures

Andromeda family

andromeda

Andromeda, Gamarue

botnet backdoor andromeda

Detects Andromeda payload.

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

Adds policy Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Windows\SysWOW64\svchost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\30142 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mscahla.com" C:\Windows\SysWOW64\svchost.exe N/A

Deletes itself

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

Maps connected drives based on registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\mscahla.com C:\Windows\SysWOW64\svchost.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4812 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 4812 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 4812 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 4812 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 4812 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 4812 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe
PID 1720 wrote to memory of 3640 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Windows\SysWOW64\svchost.exe
PID 1720 wrote to memory of 3640 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Windows\SysWOW64\svchost.exe
PID 1720 wrote to memory of 3640 N/A C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe

"C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe"

C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe

C:\Users\Admin\AppData\Local\Temp\952a40dfa4450d1375c66f67f477066b39cb8ce355e3714e83eba2b03726942f.exe

C:\Windows\SysWOW64\svchost.exe

C:\Windows\syswow64\svchost.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.109.209.108:80 www.update.microsoft.com tcp
US 8.8.4.4:53 seki99.redio.de udp
US 8.8.8.8:53 seki99.redio.de udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 108.209.109.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.4.4:53 seki99.redio.de udp
US 8.8.8.8:53 seki99.redio.de udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4812-0-0x00000000022A0000-0x00000000022A1000-memory.dmp

memory/1720-1-0x0000000000400000-0x0000000000405000-memory.dmp

memory/1720-3-0x0000000000510000-0x0000000000512000-memory.dmp

memory/4812-4-0x0000000010000000-0x0000000010072000-memory.dmp

memory/3640-5-0x00000000000C0000-0x00000000000CE000-memory.dmp

memory/3640-7-0x00000000000C0000-0x00000000000CE000-memory.dmp

memory/3640-9-0x0000000000BD0000-0x0000000000BD5000-memory.dmp

memory/3640-13-0x0000000000BD0000-0x0000000000BD5000-memory.dmp