Malware Analysis Report

2025-01-02 14:38

Sample ID 240920-skbj7stbqj
Target eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118
SHA256 3ee02e71e2ec51b251dd08446895faa6a9f92e9494c06e340fe3481c165222c3
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

3ee02e71e2ec51b251dd08446895faa6a9f92e9494c06e340fe3481c165222c3

Threat Level: Known bad

The file eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

andromeda backdoor botnet discovery persistence

Andromeda, Gamarue

Detects Andromeda payload.

Adds policy Run key to start application

Deletes itself

Maps connected drives based on registry

Drops file in Program Files directory

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-20 15:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-20 15:10

Reported

2024-09-20 15:13

Platform

win7-20240903-en

Max time kernel

140s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe"

Signatures

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\6338 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msraqyehq.exe" 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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msraqyehq.exe 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\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.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\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.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 macianosa.tk udp
US 8.8.8.8:53 macianosa.tk udp
US 8.8.4.4:53 macianosa.tk udp
US 8.8.4.4:53 macianosa.tk udp

Files

memory/2272-0-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2272-1-0x0000000000020000-0x0000000000022000-memory.dmp

memory/1376-2-0x0000000000B50000-0x0000000000B58000-memory.dmp

memory/1376-3-0x0000000000B50000-0x0000000000B58000-memory.dmp

memory/1376-5-0x0000000000020000-0x0000000000025000-memory.dmp

memory/1376-9-0x0000000000020000-0x0000000000025000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-20 15:10

Reported

2024-09-20 15:13

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe"

Signatures

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\25563 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msariv.cmd" 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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msariv.cmd 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\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\eddbb104609fc2eee55b03e745bfb7f8_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\syswow64\svchost.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 43.56.20.217.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 macianosa.tk udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 108.209.109.20.in-addr.arpa udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 macianosa.tk udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 25.211.222.173.in-addr.arpa udp
US 8.8.4.4:53 macianosa.tk udp
US 8.8.8.8:53 macianosa.tk udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.4.4:53 macianosa.tk udp
US 8.8.8.8:53 macianosa.tk udp

Files

memory/3192-0-0x0000000000400000-0x0000000000405000-memory.dmp

memory/3192-1-0x0000000000520000-0x0000000000522000-memory.dmp

memory/460-2-0x0000000000BD0000-0x0000000000BDE000-memory.dmp

memory/460-4-0x0000000000BD0000-0x0000000000BDE000-memory.dmp

memory/460-6-0x00000000013F0000-0x00000000013F5000-memory.dmp

memory/460-10-0x00000000013F0000-0x00000000013F5000-memory.dmp