glupteba

General

Target

0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e.exe
Size

4.1MB
Sample

240213-cz8v9acd77
MD5

9f67de870b45ac3c068593f86905284a
SHA1

d468826f2ec199764672d6bc07d1e0c7be9aeb00
SHA256

0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e
SHA512

f676f1446c62ca4a7d9cfc277af363234e2a21db517946da047e46b7e75c2d78b9256988cc40c8dace9447907480b33ed847d2ff9123d9cd2771f1e77f308a7d
SSDEEP

98304:Jpq1kLNOSvBdeCRYcr3PkTkkA3M3bAqdSAtocmULY5djQ:JpBLUSvBdfY2MIkYibr5ac

Score

10^/10

Malware Config

Targets

- Target
  
  0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e.exe
- Size
  
  4.1MB
- MD5
  
  9f67de870b45ac3c068593f86905284a
- SHA1
  
  d468826f2ec199764672d6bc07d1e0c7be9aeb00
- SHA256
  
  0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e
- SHA512
  
  f676f1446c62ca4a7d9cfc277af363234e2a21db517946da047e46b7e75c2d78b9256988cc40c8dace9447907480b33ed847d2ff9123d9cd2771f1e77f308a7d
- SSDEEP
  
  98304:Jpq1kLNOSvBdeCRYcr3PkTkkA3M3bAqdSAtocmULY5djQ:JpBLUSvBdfY2MIkYibr5ac
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