Analysis
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max time kernel
140s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2024 20:46
Static task
static1
Behavioral task
behavioral1
Sample
a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe
Resource
win10v2004-20241007-en
General
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Target
a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe
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Size
58KB
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MD5
305c77b7560f9937b08847d6a08811e5
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SHA1
11cfecc65c92ba54b083cb24b1cfde9be4bb6159
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SHA256
a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17
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SHA512
6e578d6231bf1d6ac9cb0b1e01f86682ab8d5a6f2f898971eed300c7fc321ff907757a6f2dc67ec2e974a2c503e8cf9dcf797416b169db5fc41c9af4486ddd70
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SSDEEP
1536:iZioIoCwbYP4nuEApQK4TQbtY2gA9DX+ytBO8c3G3eTJ/a:iEoIlwIguEA4c5DgA9DOyq0eFi
Malware Config
Signatures
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Sakula family
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Sakula payload 4 IoCs
resource yara_rule behavioral2/memory/1612-5-0x0000000000400000-0x000000000041A000-memory.dmp family_sakula behavioral2/memory/2536-7-0x0000000000400000-0x000000000041A000-memory.dmp family_sakula behavioral2/memory/1612-12-0x0000000000400000-0x000000000041A000-memory.dmp family_sakula behavioral2/memory/2536-18-0x0000000000400000-0x000000000041A000-memory.dmp 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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe -
Executes dropped EXE 1 IoCs
pid Process 2536 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" a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.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 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MediaCenter.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 4084 cmd.exe 3084 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3084 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1612 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1612 wrote to memory of 2536 1612 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe 83 PID 1612 wrote to memory of 2536 1612 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe 83 PID 1612 wrote to memory of 2536 1612 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe 83 PID 1612 wrote to memory of 4084 1612 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe 99 PID 1612 wrote to memory of 4084 1612 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe 99 PID 1612 wrote to memory of 4084 1612 a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe 99 PID 4084 wrote to memory of 3084 4084 cmd.exe 101 PID 4084 wrote to memory of 3084 4084 cmd.exe 101 PID 4084 wrote to memory of 3084 4084 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe"C:\Users\Admin\AppData\Local\Temp\a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.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:1612 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2536
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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\a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4084 -
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:3084
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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
58KB
MD5581c8a2de86505ccec39a4da63ba916c
SHA1b3f2829844d9e71377491710c85551d457780eb0
SHA25623690692570199ace8f229dd395bb0c855bb86ed3393707afc9d43c072a180ce
SHA51243746579885829a51e95f0737abfd39d9e584ff3b27cce1369222de9eed4de04ed0060cc278ac476b84a86a1a04e9abb797b5365b781e8dbfea37443027a5dd1