Malware Analysis Report

2025-01-02 14:26

Sample ID 241124-gjfxrawrhz
Target 92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118
SHA256 afdb13e1f7054e6293489a2e12ea655c4cb656ba3fd6f1c97f0dce25f4628bf7
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

afdb13e1f7054e6293489a2e12ea655c4cb656ba3fd6f1c97f0dce25f4628bf7

Threat Level: Known bad

The file 92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

andromeda backdoor botnet discovery persistence

Andromeda family

Detects Andromeda payload.

Andromeda, Gamarue

Adds policy Run key to start application

Deletes itself

Maps connected drives based on registry

Drops file in Program Files directory

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-24 05:49

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-24 05:49

Reported

2024-11-24 05:52

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.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\65080 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msnciq.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\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msnciq.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\92df1d5a3835e54db16b1c4745d10af0_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\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\syswow64\svchost.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4236 -ip 4236

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 456

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 8.8.8.8:53 102.208.201.84.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
NL 109.206.165.23:80 109.206.165.23 tcp
US 8.8.8.8:53 82.235.72.20.in-addr.arpa udp
US 8.8.8.8:53 23.165.206.109.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 216.254.1.23.in-addr.arpa udp
NL 109.206.165.23:80 109.206.165.23 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
NL 109.206.165.23:80 109.206.165.23 tcp

Files

memory/4236-0-0x00000000021E0000-0x0000000002201000-memory.dmp

memory/4236-4-0x0000000000410000-0x0000000000412000-memory.dmp

memory/4236-2-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2016-7-0x00000000008F0000-0x00000000008FE000-memory.dmp

memory/2016-5-0x00000000008F0000-0x00000000008FE000-memory.dmp

memory/2016-10-0x00000000011E0000-0x00000000011E5000-memory.dmp

memory/2016-14-0x00000000011E0000-0x00000000011E5000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-24 05:49

Reported

2024-11-24 05:52

Platform

win7-20240903-en

Max time kernel

140s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.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
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\55075 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msuqvat.bat" C:\Windows\syswow64\svchost.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 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\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msuqvat.bat 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\92df1d5a3835e54db16b1c4745d10af0_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\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\92df1d5a3835e54db16b1c4745d10af0_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
NL 109.206.165.23:80 109.206.165.23 tcp
NL 109.206.165.23:80 109.206.165.23 tcp
NL 109.206.165.23:80 109.206.165.23 tcp

Files

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

memory/2380-5-0x0000000000360000-0x0000000000362000-memory.dmp

memory/2380-4-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2380-3-0x0000000000370000-0x0000000000391000-memory.dmp

memory/2148-8-0x0000000000940000-0x0000000000948000-memory.dmp

memory/2148-7-0x0000000000940000-0x0000000000948000-memory.dmp

memory/2148-10-0x0000000000020000-0x0000000000025000-memory.dmp

memory/2148-14-0x0000000000020000-0x0000000000025000-memory.dmp