Analysis
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max time kernel
125s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-12-2024 23:08
Behavioral task
behavioral1
Sample
701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe
Resource
win10v2004-20241007-en
General
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Target
701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe
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Size
92KB
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MD5
ed3990ed84f5825b6ca1874b7b1df0b5
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SHA1
b5a2bbfd860f8ba4d312b397fa31fb9b0cf9dc46
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SHA256
701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba
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SHA512
5d00d1aac2019710ea5fdf707296324101a470c0f5f47363b86a1b05230201798cf2623d10e923f283d3536a7dc50afc9a72f60dbd7070349200da368d8a6eef
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SSDEEP
1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrU:9bfVk29te2jqxCEtg30BA
Malware Config
Extracted
sakula
www.savmpet.com
Signatures
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Sakula family
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Sakula payload 1 IoCs
resource yara_rule behavioral2/files/0x0007000000023c9b-2.dat family_sakula -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe -
Executes dropped EXE 1 IoCs
pid Process 1900 AdobeUpdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AdobeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1360 cmd.exe 5028 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 5028 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2408 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2408 wrote to memory of 1900 2408 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe 82 PID 2408 wrote to memory of 1900 2408 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe 82 PID 2408 wrote to memory of 1900 2408 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe 82 PID 2408 wrote to memory of 1360 2408 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe 91 PID 2408 wrote to memory of 1360 2408 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe 91 PID 2408 wrote to memory of 1360 2408 701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe 91 PID 1360 wrote to memory of 5028 1360 cmd.exe 93 PID 1360 wrote to memory of 5028 1360 cmd.exe 93 PID 1360 wrote to memory of 5028 1360 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe"C:\Users\Admin\AppData\Local\Temp\701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1900
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\701a3d070df542771929c33d2e0fd5ee32570ea319e2430e23da3448eed9edba.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1360 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:5028
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
92KB
MD5653c1a6d5c919caef8f7966c963833d2
SHA1c963cb63b944f27148747470094235c45ede574e
SHA256ff0407715c5f01e605aac7ea02696c988cdd9d19c7659f21663c8ce76330c11a
SHA51284c183c3f9edec7ea094c45691494c7d26fc87fa74c3183e20a9e70c0e2871a958e37ca240ffbfdb86745e1463b526228ddfe15b47b39bfd3ad294f6f3f47ece