smokeloader

General

Target

41d1677b3cd13f23fcab0fe8c1d65c2d246553840ac4ddfe0371c95253c927be
Size

334KB
Sample

230124-fnz1ragg44
MD5

a522c99b34d385b2cb8acea48c7f811f
SHA1

b07f4b2e72a7bf20f80d5b0e3919ea6cd2f5bd61
SHA256

41d1677b3cd13f23fcab0fe8c1d65c2d246553840ac4ddfe0371c95253c927be
SHA512

cc2e917ab2a433cbfcf367b52116b838739a4881dfe160f5f5fd089385b65e228bc309cb2c142acf090739bbbd49d4054edce21f34878f49139dfc367fcf9994
SSDEEP

6144:faL5fOS0ddXqRC2/pdRtQK/fu1d0+Q+qpmTb:SBOSasPxtQKXu1hQ+w

Score

10^/10

Malware Config

Extracted

Family

vidar

Version

2.2

Botnet

237

C2

https://t.me/litlebey

https://steamcommunity.com/profiles/76561199472399815

Attributes

profile_id
237

Targets

- Target
  
  41d1677b3cd13f23fcab0fe8c1d65c2d246553840ac4ddfe0371c95253c927be
- Size
  
  334KB
- MD5
  
  a522c99b34d385b2cb8acea48c7f811f
- SHA1
  
  b07f4b2e72a7bf20f80d5b0e3919ea6cd2f5bd61
- SHA256
  
  41d1677b3cd13f23fcab0fe8c1d65c2d246553840ac4ddfe0371c95253c927be
- SHA512
  
  cc2e917ab2a433cbfcf367b52116b838739a4881dfe160f5f5fd089385b65e228bc309cb2c142acf090739bbbd49d4054edce21f34878f49139dfc367fcf9994
- SSDEEP
  
  6144:faL5fOS0ddXqRC2/pdRtQK/fu1d0+Q+qpmTb:SBOSasPxtQKXu1hQ+w
Score

10^/10

smokeloader vidar 237 backdoor discovery evasion spyware stealer trojan upx
- Detects Smokeloader packer
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Executes dropped EXE
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- 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.
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Checks whether UAC is enabled
  evasion trojan
- Drops desktop.ini file(s)
- Suspicious use of NtSetInformationThreadHideFromDebugger
behavioral1