Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
16/09/2024, 23:25
Behavioral task
behavioral1
Sample
AdobeUpdate.exe
Resource
win7-20240903-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
AdobeUpdate.exe
Resource
win10v2004-20240802-en
11 signatures
150 seconds
General
- Target AdobeUpdate.exe
- Size 92KB
- Sample240916-3ef8lsvgmn
- SHA256 e6951bf69e44e8e89488f3d5f75d3432afdb150d3b6313b7ba5eda1786cf6d7b
- MD5 89ac522c6529b1acd707c577f5d50856
- SHA1 68825e8aaba2a1d6ed4c0a5dbc7ef6e56f1924bb
- SHA512 6a5d48a600bf58338863eb925dfca57624d9b8f357ccb3ae7c0a6a88dd3bc1a97a7198ec6ad5da66238bbf0a7bca3e7c73862e374c9b90a7e3dae72d00d7b67d
- SSDEEP 1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrL:9bfVk29te2jqxCEtg30BX
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
sakula
C2
-
www.savmpet.com
Signatures
- Sakula payload 1 IoCs
resource yara_rule behavioral2/files/0x00080000000234bc-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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation AdobeUpdate.exe - Executes dropped EXE 1 IoCs
pid Process 316 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" AdobeUpdate.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 AdobeUpdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AdobeUpdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3684 cmd.exe 4348 PING.EXE - Runs ping.exe 1 TTPs 1 IoCs
pid Process 4348 PING.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2240 AdobeUpdate.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2240 wrote to memory of 316 2240 AdobeUpdate.exe 82 PID 2240 wrote to memory of 316 2240 AdobeUpdate.exe 82 PID 2240 wrote to memory of 316 2240 AdobeUpdate.exe 82 PID 2240 wrote to memory of 3684 2240 AdobeUpdate.exe 91 PID 2240 wrote to memory of 3684 2240 AdobeUpdate.exe 91 PID 2240 wrote to memory of 3684 2240 AdobeUpdate.exe 91 PID 3684 wrote to memory of 4348 3684 cmd.exe 93 PID 3684 wrote to memory of 4348 3684 cmd.exe 93 PID 3684 wrote to memory of 4348 3684 cmd.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\AdobeUpdate.exe"C:\Users\Admin\AppData\Local\Temp\AdobeUpdate.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:2240 -
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:316
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\AdobeUpdate.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3684 -
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:4348
-
-
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
- Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
- Size 92KB
- SHA256 6cb0726b0c7afdc369720235e77d13ffb4e79c0603106e1afd21ae45057fd613
- MD5 252bef6d61a873c0f409cb2c7f8f2dde
- SHA1 7f125a2f082548cd4dab41f9cbbdba48b2006af1
- SHA512 679471618dcdc07dd97bdf60ed451b2cc26d111b50ecb6604fe7fa6ae707c9268c18172af7faace53976e08167c8725d52f269237a3239f9566720ea916f7bd3
- SSDEEP 1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtr0:9bfVk29te2jqxCEtg30B4
- MD5 SHA1 SHA512 SSDEEP