Malware Analysis Report

2025-01-02 14:25

Sample ID 241201-a75sfsvrgl
Target e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
SHA256 e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032
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

e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032

Threat Level: Known bad

The file e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe was found to be: Known bad.

Malicious Activity Summary

andromeda backdoor botnet discovery persistence

Andromeda family

Andromeda, Gamarue

Detects Andromeda payload.

Adds policy Run key to start application

Blocklisted process makes network request

Suspicious use of SetThreadContext

Drops file in Program Files directory

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

NTFS ADS

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-01 00:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-01 00:52

Reported

2024-12-01 00:54

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.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
N/A N/A N/A N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\syswow64\msiexec.exe

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\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\syswow64\msiexec.exe N/A

NTFS ADS

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Local\Temp\C:ọ睠ãང￾￿睛ㅿ睜 C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe N/A
File opened for modification C:\Users\Admin\AppData\Local\Temp\켎瘷쟢瘷C:\Win C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2112 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 2112 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 2112 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 2112 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 2112 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 2112 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 2112 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 2244 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\syswow64\msiexec.exe
PID 2244 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\syswow64\msiexec.exe
PID 2244 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\syswow64\msiexec.exe
PID 2244 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\syswow64\msiexec.exe
PID 2244 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\syswow64\msiexec.exe
PID 2244 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\syswow64\msiexec.exe
PID 2244 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\syswow64\msiexec.exe
PID 2680 wrote to memory of 2732 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2680 wrote to memory of 2732 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2680 wrote to memory of 2732 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2680 wrote to memory of 2732 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe

"C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe"

C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe

"C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe"

C:\Windows\syswow64\msiexec.exe

C:\Windows\syswow64\msiexec.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 268

Network

N/A

Files

memory/2244-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2244-0-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2244-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2244-4-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2244-8-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2680-11-0x0000000000AD0000-0x0000000000AE4000-memory.dmp

memory/2680-12-0x0000000000AD0000-0x0000000000AE4000-memory.dmp

memory/2680-14-0x0000000000AD0000-0x0000000000AE4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-01 00:52

Reported

2024-12-01 00:54

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

102s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.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
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 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\msiexec.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\35917 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccfebxnv.scr" C:\Windows\SysWOW64\msiexec.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\ccfebxnv.scr C:\Windows\SysWOW64\msiexec.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\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\msiexec.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4512 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 4512 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 4512 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 4512 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 4512 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 4512 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe
PID 1336 wrote to memory of 3404 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\SysWOW64\msiexec.exe
PID 1336 wrote to memory of 3404 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\SysWOW64\msiexec.exe
PID 1336 wrote to memory of 3404 N/A C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe C:\Windows\SysWOW64\msiexec.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe

"C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe"

C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe

"C:\Users\Admin\AppData\Local\Temp\e03000c4213eaa97a5dc8d4d74d5825755e737474710ade66fb7156b067a6032N.exe"

C:\Windows\SysWOW64\msiexec.exe

C:\Windows\syswow64\msiexec.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.72.235.82:80 www.update.microsoft.com tcp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.8.8:53 82.235.72.20.in-addr.arpa udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.8.8:53 2.192.105.184.in-addr.arpa udp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 devicesta.ru udp
US 44.221.84.105:80 devicesta.ru tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 121.118.77.104.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.4.4:53 restlesz.su udp
US 8.8.8.8:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 restlesz.su udp
US 184.105.192.2:80 restlesz.su tcp
US 8.8.4.4:53 devicesta.ru udp
US 44.221.84.105:80 devicesta.ru tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/1336-0-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1336-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3404-5-0x0000000000670000-0x0000000000682000-memory.dmp

memory/3404-7-0x0000000000670000-0x0000000000682000-memory.dmp

memory/3404-9-0x0000000000670000-0x0000000000682000-memory.dmp

memory/3404-10-0x00000000007D0000-0x00000000007D5000-memory.dmp

memory/3404-12-0x00000000007D0000-0x00000000007D5000-memory.dmp

memory/3404-16-0x00000000007D0000-0x00000000007D5000-memory.dmp