glupteba

General

Target

65a937f2d1bf1f5592db03fb9369961c43e78b04cc71f3038dbc353e01abff98
Size

4.2MB
Sample

240422-2v3k4shd59
MD5

aaf32430b1db20419ee11a21f9fff012
SHA1

c88cc08c0c5b4c03f259b520074fbf190c2b3377
SHA256

65a937f2d1bf1f5592db03fb9369961c43e78b04cc71f3038dbc353e01abff98
SHA512

2d6836f289a3c759917901e62bcdf8a763537a0ac627a447921209211471ba4d9a51ca64c005c213dcfcb3b324413e48896b55fe0ccd946f02f5ddd94bfb382d
SSDEEP

98304:9IBNXOOfwLGhP6KRoj027D5HGyNAiNcOh9MZ99WifgA28ff94Zz:Ejfa7j0YDNAHCC9Miz28ffM

Score

10^/10

Malware Config

Targets

- Target
  
  65a937f2d1bf1f5592db03fb9369961c43e78b04cc71f3038dbc353e01abff98
- Size
  
  4.2MB
- MD5
  
  aaf32430b1db20419ee11a21f9fff012
- SHA1
  
  c88cc08c0c5b4c03f259b520074fbf190c2b3377
- SHA256
  
  65a937f2d1bf1f5592db03fb9369961c43e78b04cc71f3038dbc353e01abff98
- SHA512
  
  2d6836f289a3c759917901e62bcdf8a763537a0ac627a447921209211471ba4d9a51ca64c005c213dcfcb3b324413e48896b55fe0ccd946f02f5ddd94bfb382d
- SSDEEP
  
  98304:9IBNXOOfwLGhP6KRoj027D5HGyNAiNcOh9MZ99WifgA28ff94Zz:Ejfa7j0YDNAHCC9Miz28ffM
Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit trojan upx
- Glupteba
  Glupteba is a modular loader written in Golang with various components.
  loader dropper glupteba
- Glupteba payload
- Windows security bypass
  evasion trojan
- Detects Windows executables referencing non-Windows User-Agents
- Detects executables Discord URL observed in first stage droppers
- Detects executables containing URLs to raw contents of a Github gist
- Detects executables containing artifacts associated with disabling Widnows Defender
- Detects executables referencing many varying, potentially fake Windows User-Agents
- Modifies boot configuration data using bcdedit
- UPX dump on OEP (original entry point)
- Drops file in Drivers directory
- Modifies Windows Firewall
  evasion
- Possible attempt to disable PatchGuard
  Rootkits can use kernel patching to embed themselves in an operating system.
  evasion
- Executes dropped EXE
- Loads dropped DLL
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Windows security modification
  evasion trojan
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Manipulates WinMon driver.
  Roottkits write to WinMon to hide PIDs from being detected.
  rootkit evasion
- Manipulates WinMonFS driver.
  Roottkits write to WinMonFS to hide directories/files from being detected.
  rootkit evasion
- Drops file in System32 directory
behavioral1 behavioral2