Malware Analysis Report

2025-01-02 14:26

Sample ID 241127-qx27kssjgn
Target 3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
SHA256 3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae
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

3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae

Threat Level: Known bad

The file 3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe was found to be: Known bad.

Malicious Activity Summary

andromeda backdoor botnet discovery persistence

Andromeda, Gamarue

Detects Andromeda payload.

Andromeda family

Adds policy Run key to start application

Executes dropped EXE

Blocklisted process makes network request

Suspicious use of SetThreadContext

Drops file in Program Files directory

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-27 13:39

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-27 13:39

Reported

2024-11-27 13:41

Platform

win7-20240903-en

Max time kernel

15s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe 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:\Windows\syswow64\msiexec.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2444 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 2444 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 2444 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 2444 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 2444 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 2444 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 2444 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 2196 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\syswow64\msiexec.exe
PID 2196 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\syswow64\msiexec.exe
PID 2196 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\syswow64\msiexec.exe
PID 2196 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\syswow64\msiexec.exe
PID 2196 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\syswow64\msiexec.exe
PID 2196 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\syswow64\msiexec.exe
PID 2196 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\syswow64\msiexec.exe
PID 2316 wrote to memory of 2120 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2316 wrote to memory of 2120 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2316 wrote to memory of 2120 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2316 wrote to memory of 2120 N/A C:\Windows\syswow64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe

"C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe"

C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe

"C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe"

C:\Windows\syswow64\msiexec.exe

C:\Windows\syswow64\msiexec.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 268

Network

N/A

Files

memory/2196-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2196-0-0x0000000000400000-0x0000000000409000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe

MD5 7cdff1827f0a2e77a0d715f5951558be
SHA1 9a277d0c2d3ec8f61de77c16d138de7b5367a1c3
SHA256 3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae
SHA512 62675a38ef9ba9b0bad79bae8937c25c453e7d821525f585149419a8d0c95ae2f2b80a4e580f4ce8b33ab093c3e757c8e0711fa81fff1b5c6f70f5508d0d66d2

memory/2196-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2196-4-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2196-9-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2316-12-0x00000000002B0000-0x00000000002C4000-memory.dmp

memory/2316-13-0x00000000002B0000-0x00000000002C4000-memory.dmp

memory/2316-15-0x00000000002B0000-0x00000000002C4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-27 13:39

Reported

2024-11-27 13:41

Platform

win10v2004-20241007-en

Max time kernel

112s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.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\42936 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccvubzby.scr" C:\Windows\SysWOW64\msiexec.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\ccvubzby.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\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.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 412 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 412 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 412 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 412 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 412 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 412 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe
PID 536 wrote to memory of 3112 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\SysWOW64\msiexec.exe
PID 536 wrote to memory of 3112 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\SysWOW64\msiexec.exe
PID 536 wrote to memory of 3112 N/A C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe C:\Windows\SysWOW64\msiexec.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe

"C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe"

C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe

"C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe"

C:\Windows\SysWOW64\msiexec.exe

C:\Windows\syswow64\msiexec.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.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 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.8.8:53 108.209.109.20.in-addr.arpa udp
US 8.8.8.8:53 2.192.105.184.in-addr.arpa udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 pacifista.ru udp
US 44.221.84.105:80 pacifista.ru tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 restless.su udp
US 184.105.192.2:80 restless.su tcp
US 8.8.4.4:53 pacifista.ru udp
US 8.8.8.8:53 pacifista.ru udp
US 44.221.84.105:80 pacifista.ru tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/536-0-0x0000000000400000-0x0000000000409000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae.exe

MD5 7cdff1827f0a2e77a0d715f5951558be
SHA1 9a277d0c2d3ec8f61de77c16d138de7b5367a1c3
SHA256 3272b284899f654b59786c5660fe3acd880653065a70ecaba2341f3b714494ae
SHA512 62675a38ef9ba9b0bad79bae8937c25c453e7d821525f585149419a8d0c95ae2f2b80a4e580f4ce8b33ab093c3e757c8e0711fa81fff1b5c6f70f5508d0d66d2

memory/536-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3112-6-0x00000000005D0000-0x00000000005E2000-memory.dmp

memory/3112-8-0x00000000005D0000-0x00000000005E2000-memory.dmp

memory/3112-10-0x00000000005D0000-0x00000000005E2000-memory.dmp

memory/3112-11-0x0000000001470000-0x0000000001475000-memory.dmp

memory/3112-13-0x0000000001470000-0x0000000001475000-memory.dmp

memory/3112-17-0x0000000001470000-0x0000000001475000-memory.dmp