Analysis
- max time kernel
130s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
18/02/2024, 12:54
General
- Target 2024-02-18_fcb0f73744fbe3b939ea16f7689d7fbf_magniber.exe
- Size 3.7MB
- Sample240218-p5ldcsag55
- SHA256 9991134a71335447e338802861c282a5d9d1d60052dd7f64b158e1c204a5a878
Malware Config
Extracted
-
sality
-
http://89.119.67.154/testo5/
-
http://kukutrustnet777.info/home.gif
-
http://kukutrustnet888.info/home.gif
-
http://kukutrustnet987.info/home.gif
Signatures
- Modifies firewall policy service 2 TTPs 3 IoCs
- Sality
Sality is backdoor written in C++, first discovered in 2003.
- UAC bypass 3 TTPs 1 IoCs
- Windows security bypass 2 TTPs 6 IoCs
- Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 2 IoCs
- UPX dump on OEP (original entry point) 4 IoCs
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Windows security modification 2 TTPs 7 IoCs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- System policy modification 1 TTPs 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-02-18_fcb0f73744fbe3b939ea16f7689d7fbf_magniber.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-18_fcb0f73744fbe3b939ea16f7689d7fbf_magniber.exe"1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- System policy modification
-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
Au_.exe
memory/4268-0-0x0000000000400000-0x0000000000695000-memory.dmp
memory/4268-1-0x00000000009E0000-0x0000000001A9A000-memory.dmp
memory/4268-12-0x0000000000400000-0x0000000000695000-memory.dmp
memory/4268-13-0x00000000009E0000-0x0000000001A9A000-memory.dmp
memory/4648-14-0x0000021959950000-0x0000021959960000-memory.dmp
memory/4648-30-0x0000021959A50000-0x0000021959A60000-memory.dmp
memory/4648-48-0x0000021961DF0000-0x0000021961DF1000-memory.dmp
memory/4648-46-0x0000021961DC0000-0x0000021961DC1000-memory.dmp
memory/4648-49-0x0000021961DF0000-0x0000021961DF1000-memory.dmp
memory/4648-50-0x0000021961F00000-0x0000021961F01000-memory.dmp