Malware Analysis Report

2025-01-02 14:38

Sample ID 240915-gm5qaayejd
Target e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118
SHA256 5ff32d5994f6542d0f07e86d0b3c8ed385dd2b0826203ec445aa050e1586bce8
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

5ff32d5994f6542d0f07e86d0b3c8ed385dd2b0826203ec445aa050e1586bce8

Threat Level: Known bad

The file e1d5a86e6eb68e9467b3b5ede4e394b1_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 behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-15 05:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-15 05:56

Reported

2024-09-15 05:58

Platform

win7-20240903-en

Max time kernel

140s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_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\240 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msroprii.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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msroprii.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:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_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\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_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 20.72.235.82:80 www.update.microsoft.com tcp
US 8.8.4.4:53 smokim11.info udp
US 8.8.8.8:53 smokim11.info udp
US 8.8.4.4:53 smokim11.info udp
US 8.8.4.4:53 smokim11.info udp

Files

memory/2380-0-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2380-1-0x0000000000020000-0x0000000000022000-memory.dmp

memory/2220-2-0x0000000000F60000-0x0000000000F68000-memory.dmp

memory/2220-3-0x0000000000F60000-0x0000000000F68000-memory.dmp

memory/2220-5-0x0000000000020000-0x0000000000025000-memory.dmp

memory/2220-9-0x0000000000020000-0x0000000000025000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-15 05:56

Reported

2024-09-15 05:58

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_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\19389 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msotcif.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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msotcif.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:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_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\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e1d5a86e6eb68e9467b3b5ede4e394b1_JaffaCakes118.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 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.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 20.72.235.82:80 www.update.microsoft.com tcp
US 8.8.4.4:53 smokim11.info udp
US 8.8.8.8:53 smokim11.info udp
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 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.4.4:53 smokim11.info udp
US 8.8.8.8:53 smokim11.info udp
US 8.8.4.4:53 smokim11.info udp
US 8.8.8.8:53 smokim11.info udp

Files

memory/656-0-0x0000000000400000-0x0000000000405000-memory.dmp

memory/656-1-0x0000000000520000-0x0000000000522000-memory.dmp

memory/3408-2-0x0000000000590000-0x000000000059E000-memory.dmp

memory/3408-4-0x0000000000590000-0x000000000059E000-memory.dmp

memory/3408-6-0x00000000001D0000-0x00000000001D5000-memory.dmp

memory/3408-10-0x00000000001D0000-0x00000000001D5000-memory.dmp