Malware Analysis Report

2025-01-02 14:45

Sample ID 240827-hdnk3sxdrc
Target c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118
SHA256 7c8932168b64fa82b11669f7163adc730e49e3b985b4db5bedf0fbb1d51951c5
Tags
discovery andromeda backdoor botnet 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

7c8932168b64fa82b11669f7163adc730e49e3b985b4db5bedf0fbb1d51951c5

Threat Level: Known bad

The file c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

discovery andromeda backdoor botnet 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

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-27 06:37

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-27 06:37

Reported

2024-08-27 06:39

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe"

Signatures

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1972 set thread context of 0 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.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\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe"

Network

N/A

Files

memory/1972-2-0x0000000000240000-0x0000000000241000-memory.dmp

memory/1972-4-0x0000000000240000-0x0000000000241000-memory.dmp

memory/1972-14-0x0000000000250000-0x0000000000251000-memory.dmp

memory/1972-34-0x0000000000270000-0x0000000000271000-memory.dmp

memory/1972-44-0x0000000000280000-0x0000000000281000-memory.dmp

memory/1972-64-0x0000000000290000-0x0000000000291000-memory.dmp

memory/1972-73-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/1972-79-0x0000000000330000-0x0000000000331000-memory.dmp

memory/1972-134354-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/1972-197038-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-197079-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-212839-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-192851-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-192719-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181894-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181893-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181892-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181891-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181890-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181889-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181888-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181886-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-212837-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-192434-0x0000000000520000-0x0000000000620000-memory.dmp

memory/1972-181887-0x0000000000520000-0x0000000000620000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-27 06:37

Reported

2024-08-27 06:39

Platform

win10v2004-20240802-en

Max time kernel

141s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_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\7081 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msvyguil.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\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msvyguil.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\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 852 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe
PID 852 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe
PID 852 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe
PID 852 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe
PID 852 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe
PID 852 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe
PID 1340 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 1340 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 1340 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c47fc8341603f853f74219aeb8e8bf48_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\syswow64\svchost.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3928,i,4356837537417149674,16553092232944545509,262144 --variations-seed-version --mojo-platform-channel-handle=4100 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.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 kitdual.com udp
HK 154.80.177.91:80 kitdual.com tcp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 82.235.72.20.in-addr.arpa udp
US 8.8.8.8:53 91.177.80.154.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.4.4:53 kitdual.com udp
HK 154.80.177.91:80 kitdual.com tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 16.173.189.20.in-addr.arpa udp
US 8.8.4.4:53 kitdual.com udp
HK 154.80.177.91:80 kitdual.com tcp

Files

memory/852-4-0x0000000002240000-0x0000000002241000-memory.dmp

memory/852-3-0x0000000002230000-0x0000000002231000-memory.dmp

memory/852-2-0x0000000002220000-0x0000000002221000-memory.dmp

memory/852-5-0x0000000002260000-0x0000000002261000-memory.dmp

memory/1340-6-0x0000000000400000-0x0000000000405000-memory.dmp

memory/1340-7-0x0000000000400000-0x0000000000405000-memory.dmp

memory/3740-9-0x0000000000760000-0x000000000076E000-memory.dmp

memory/3740-11-0x0000000000760000-0x000000000076E000-memory.dmp

memory/3740-14-0x00000000009D0000-0x00000000009D5000-memory.dmp

memory/3740-18-0x00000000009D0000-0x00000000009D5000-memory.dmp