Analysis
- max time kernel
91s - max time network
122s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
09/04/2024, 20:40
Behavioral task
behavioral1
Sample
f4073269824ced12048b4f954d55e1ed.exe
Resource
win7-20240221-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
f4073269824ced12048b4f954d55e1ed.exe
Resource
win10v2004-20231215-en
9 signatures
150 seconds
General
- Target f4073269824ced12048b4f954d55e1ed.exe
- Size 92KB
- Sample240409-zf45aaae83
- SHA256 8708bd425e767f8230e7059e04279e90e8d9272b1b28e8e863df2c0f7ad28cd6
- MD5 f4073269824ced12048b4f954d55e1ed
- SHA1 50ba7a8d979dfbfad4729f5a1a16f61cc82fc721
- SHA512 2d3a52d427ed72f0130b0f39393ae5bbcb5f5083a429ec8c75564a7634dd18bfa723c0ba21f438f9534807641edab87e7d3a8df080b5f6a6a3b33626738bd9fc
- SSDEEP 1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrs:9bfVk29te2jqxCEtg30Bw
- 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/0x00080000000231f7-2.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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation f4073269824ced12048b4f954d55e1ed.exe - Executes dropped EXE 1 IoCs
pid Process 3928 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" f4073269824ced12048b4f954d55e1ed.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Runs ping.exe 1 TTPs 1 IoCs
pid Process 1396 PING.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 456 f4073269824ced12048b4f954d55e1ed.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 456 wrote to memory of 3928 456 f4073269824ced12048b4f954d55e1ed.exe 85 PID 456 wrote to memory of 3928 456 f4073269824ced12048b4f954d55e1ed.exe 85 PID 456 wrote to memory of 3928 456 f4073269824ced12048b4f954d55e1ed.exe 85 PID 456 wrote to memory of 4692 456 f4073269824ced12048b4f954d55e1ed.exe 94 PID 456 wrote to memory of 4692 456 f4073269824ced12048b4f954d55e1ed.exe 94 PID 456 wrote to memory of 4692 456 f4073269824ced12048b4f954d55e1ed.exe 94 PID 4692 wrote to memory of 1396 4692 cmd.exe 96 PID 4692 wrote to memory of 1396 4692 cmd.exe 96 PID 4692 wrote to memory of 1396 4692 cmd.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\f4073269824ced12048b4f954d55e1ed.exe"C:\Users\Admin\AppData\Local\Temp\f4073269824ced12048b4f954d55e1ed.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:456 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe2⤵
- Executes dropped EXE
PID:3928
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\f4073269824ced12048b4f954d55e1ed.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4692 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1396
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
- Size 92KB
- SHA256 78813f6dd630554b335f42188fe11d9340358042f913c9c6c9fea917b6a6b0ec
- MD5 8439d79eb3fc8c8d41589640f4cfb3d6
- SHA1 9e26bac6409957e0b3d18ff7b9f8ade6204a35d1
- SHA512 67da17aaa47812cafd48330ce0fd4616618546a8094f216d999cdecbfabeda1cbf3a1e4e2adc291a366e37991e62a485b38cd6232d4c13fce73731ce210c803c
- SSDEEP 1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrV:9bfVk29te2jqxCEtg30BZ
- MD5 SHA1 SHA512 SSDEEP