gh0strat

General

Target

3831155f98110142013707c6598cf3377893e2d5bc092fe39e2864d641f6ad84
Size

6.1MB
Sample

240526-j91qyscc4z
MD5

762bd18e3c72d8e7645e9596754a6ae6
SHA1

86392f2899a8c4b2eb8d0929d5e8de12aa9f1484
SHA256

3831155f98110142013707c6598cf3377893e2d5bc092fe39e2864d641f6ad84
SHA512

b17ca709affcdf601fd06407c258736dd9a8390f7dc995efdbe8c15c196762f09eecec4a4f490242cb99667afab9cf76deceeafff32c3a6d2b03467d95e61bd8
SSDEEP

196608:WWT9nO7y1+i8eqhzTlsiL3cbcHaf2nK1:W7G+i8HflOJf2nK1

Score

10^/10

Malware Config

Targets

- Target
  
  3831155f98110142013707c6598cf3377893e2d5bc092fe39e2864d641f6ad84
- Size
  
  6.1MB
- MD5
  
  762bd18e3c72d8e7645e9596754a6ae6
- SHA1
  
  86392f2899a8c4b2eb8d0929d5e8de12aa9f1484
- SHA256
  
  3831155f98110142013707c6598cf3377893e2d5bc092fe39e2864d641f6ad84
- SHA512
  
  b17ca709affcdf601fd06407c258736dd9a8390f7dc995efdbe8c15c196762f09eecec4a4f490242cb99667afab9cf76deceeafff32c3a6d2b03467d95e61bd8
- SSDEEP
  
  196608:WWT9nO7y1+i8eqhzTlsiL3cbcHaf2nK1:W7G+i8HflOJf2nK1
Score

10^/10

gh0strat purplefox evasion persistence rat rootkit themida trojan upx
- Detect PurpleFox Rootkit
  Detect PurpleFox Rootkit.
  rootkit
- Gh0st RAT payload
- Gh0strat
  Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
  rat gh0strat
- PurpleFox
  PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
  rootkit trojan purplefox
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Drops file in Drivers directory
- Sets DLL path for service in the registry
  persistence
- Sets service image path in registry
  persistence
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Themida packer
  Detects Themida, an advanced Windows software protection system.
  themida
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Checks whether UAC is enabled
  evasion trojan
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
behavioral1 behavioral2