Malware Analysis Report

2025-01-02 14:42

Sample ID 240823-zyandswfnd
Target bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118
SHA256 891c73a065c10910e108957ae05d49b426fbcc3e7d13497fd756bc9cfa71054c
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

891c73a065c10910e108957ae05d49b426fbcc3e7d13497fd756bc9cfa71054c

Threat Level: Known bad

The file bd28ba7997f9314c6f894c985f2659c4_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

Suspicious use of SetThreadContext

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

2024-08-23 21:07

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-23 21:07

Reported

2024-08-23 21:09

Platform

win7-20240704-en

Max time kernel

140s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_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\33246 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msxorkho.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\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msxorkho.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\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_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\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2692 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 2692 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 2692 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 2692 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 2692 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 2692 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 2692 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 2852 wrote to memory of 2740 N/A \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe C:\Windows\syswow64\svchost.exe
PID 2852 wrote to memory of 2740 N/A \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe C:\Windows\syswow64\svchost.exe
PID 2852 wrote to memory of 2740 N/A \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe C:\Windows\syswow64\svchost.exe
PID 2852 wrote to memory of 2740 N/A \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe C:\Windows\syswow64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe"

\??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe

"c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_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 kamexserv10.info udp
US 8.8.8.8:53 kamexserv10.info udp
US 8.8.4.4:53 kamexserv20.info udp
US 8.8.8.8:53 kamexserv20.info udp
US 8.8.4.4:53 kamexserv30.info udp
US 8.8.8.8:53 kamexserv30.info udp
US 8.8.4.4:53 kamexserv40.info udp
US 8.8.8.8:53 kamexserv40.info udp
US 8.8.4.4:53 kamexserv50.info udp
US 8.8.8.8:53 kamexserv50.info udp
US 8.8.4.4:53 kamexserv60.info udp
US 8.8.8.8:53 kamexserv60.info udp
US 8.8.4.4:53 kamexserv10.info udp
US 8.8.4.4:53 kamexserv20.info udp
US 8.8.4.4:53 kamexserv30.info udp
US 8.8.4.4:53 kamexserv40.info udp
US 8.8.4.4:53 kamexserv50.info udp
US 8.8.4.4:53 kamexserv60.info udp
US 8.8.4.4:53 kamexserv10.info udp
US 8.8.4.4:53 kamexserv20.info udp
US 8.8.4.4:53 kamexserv30.info udp
US 8.8.4.4:53 kamexserv40.info udp
US 8.8.4.4:53 kamexserv50.info udp
US 8.8.4.4:53 kamexserv60.info udp

Files

memory/2852-2-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2852-0-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2852-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2852-6-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2852-7-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2740-10-0x00000000008E0000-0x00000000008E8000-memory.dmp

memory/2740-11-0x00000000008E0000-0x00000000008E8000-memory.dmp

memory/2740-13-0x0000000000020000-0x0000000000025000-memory.dmp

memory/2740-17-0x0000000000020000-0x0000000000025000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-23 21:07

Reported

2024-08-23 21:09

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_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\59807 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msmroop.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\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msmroop.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\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1852 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 1852 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 1852 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 1852 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 1852 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 1852 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe
PID 3464 wrote to memory of 2292 N/A \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 3464 wrote to memory of 2292 N/A \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 3464 wrote to memory of 2292 N/A \??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bd28ba7997f9314c6f894c985f2659c4_JaffaCakes118.exe"

\??\c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_jaffacakes118.exe

"c:\users\admin\appdata\local\temp\bd28ba7997f9314c6f894c985f2659c4_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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.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 kamexserv10.info udp
US 8.8.8.8:53 kamexserv10.info udp
US 8.8.4.4:53 kamexserv20.info udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 108.209.109.20.in-addr.arpa udp
US 8.8.8.8:53 kamexserv20.info udp
US 8.8.4.4:53 kamexserv30.info udp
US 8.8.8.8:53 kamexserv30.info udp
US 8.8.4.4:53 kamexserv40.info udp
US 8.8.8.8:53 kamexserv40.info udp
US 8.8.4.4:53 kamexserv50.info udp
US 8.8.8.8:53 kamexserv50.info udp
US 8.8.4.4:53 kamexserv60.info udp
US 8.8.8.8:53 kamexserv60.info udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.4.4:53 kamexserv10.info udp
US 8.8.8.8:53 kamexserv10.info udp
US 8.8.4.4:53 kamexserv20.info udp
US 8.8.8.8:53 kamexserv20.info udp
US 8.8.4.4:53 kamexserv30.info udp
US 8.8.8.8:53 kamexserv30.info udp
US 8.8.4.4:53 kamexserv40.info udp
US 8.8.8.8:53 kamexserv40.info udp
US 8.8.4.4:53 kamexserv50.info udp
US 8.8.8.8:53 kamexserv50.info udp
US 8.8.4.4:53 kamexserv60.info udp
US 8.8.8.8:53 kamexserv60.info udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.4.4:53 kamexserv10.info udp
US 8.8.8.8:53 kamexserv10.info udp
US 8.8.4.4:53 kamexserv20.info udp
US 8.8.8.8:53 kamexserv20.info udp
US 8.8.4.4:53 kamexserv30.info udp
US 8.8.8.8:53 kamexserv30.info udp
US 8.8.4.4:53 kamexserv40.info udp
US 8.8.8.8:53 kamexserv40.info udp
US 8.8.4.4:53 kamexserv50.info udp
US 8.8.8.8:53 kamexserv50.info udp
US 8.8.4.4:53 kamexserv60.info udp
US 8.8.8.8:53 kamexserv60.info udp

Files

memory/3464-0-0x0000000000400000-0x0000000000405000-memory.dmp

memory/3464-1-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2292-4-0x0000000000340000-0x000000000034E000-memory.dmp

memory/2292-6-0x0000000000340000-0x000000000034E000-memory.dmp

memory/2292-8-0x00000000009F0000-0x00000000009F5000-memory.dmp

memory/2292-12-0x00000000009F0000-0x00000000009F5000-memory.dmp