Analysis
- max time kernel
127s - max time network
168s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
19/12/2023, 21:54
Behavioral task
behavioral1
Sample
ad71a9ef02733c8507056b82aa3d54ed.exe
Resource
win7-20231129-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
ad71a9ef02733c8507056b82aa3d54ed.exe
Resource
win10v2004-20231215-en
9 signatures
150 seconds
General
- Target ad71a9ef02733c8507056b82aa3d54ed.exe
- Size 79KB
- Sample231219-1sb5pscadn
- SHA256 1aed112100ecb52dbe26f299139d0d02a31b6bc184abeb37568c6d247c19ce3c
- MD5 ad71a9ef02733c8507056b82aa3d54ed
- SHA1 fdcfd7a9b31daa3b06815c0aa8ebc4e8732fd269
- SHA512 2673f62fe670083b052a998573d258b43bef365e91f6cfa548f3a3e2be020a3ab8ceb9c8266554cb5910792cbca0fb825bb16d0945c9ce8d6f9d00a5c713da10
- SSDEEP 1536:Zoaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtro8:K0hpgz6xGhTjwHN30BE8
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Sakula payload 1 IoCs
resource yara_rule behavioral2/files/0x0006000000023200-2.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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation ad71a9ef02733c8507056b82aa3d54ed.exe - Executes dropped EXE 1 IoCs
pid Process 1764 MediaCenter.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" ad71a9ef02733c8507056b82aa3d54ed.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 1420 PING.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2996 ad71a9ef02733c8507056b82aa3d54ed.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2996 wrote to memory of 1764 2996 ad71a9ef02733c8507056b82aa3d54ed.exe 88 PID 2996 wrote to memory of 1764 2996 ad71a9ef02733c8507056b82aa3d54ed.exe 88 PID 2996 wrote to memory of 1764 2996 ad71a9ef02733c8507056b82aa3d54ed.exe 88 PID 2996 wrote to memory of 2288 2996 ad71a9ef02733c8507056b82aa3d54ed.exe 94 PID 2996 wrote to memory of 2288 2996 ad71a9ef02733c8507056b82aa3d54ed.exe 94 PID 2996 wrote to memory of 2288 2996 ad71a9ef02733c8507056b82aa3d54ed.exe 94 PID 2288 wrote to memory of 1420 2288 cmd.exe 96 PID 2288 wrote to memory of 1420 2288 cmd.exe 96 PID 2288 wrote to memory of 1420 2288 cmd.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\ad71a9ef02733c8507056b82aa3d54ed.exe"C:\Users\Admin\AppData\Local\Temp\ad71a9ef02733c8507056b82aa3d54ed.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2996 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1764
-
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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\ad71a9ef02733c8507056b82aa3d54ed.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1420
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
- Size 79KB
- SHA256 96452dd789abb9dacc00f4db1f0ff534f9c0bb82060cf9bf9753d7de6ca8db1f
- MD5 ec0957c9c3dd9f42e606b6c2554e9187
- SHA1 fe74c08cba5998ea4ddf7ee53953552916169a16
- SHA512 acc9f4725233134c22339af8b336e8a1324d0a891d4274643fafd2587d618abf1461849aa7991d66e76eba7d3506847cdb089c66a200756a46bedf3a63c2b26d
- SSDEEP 1536:Zoaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroO:K0hpgz6xGhTjwHN30BEO
- MD5 SHA1 SHA512 SSDEEP