General

  • Target

    94ae98d3e8368e90f7777ee3df51da77.bin

  • Size

    5.9MB

  • Sample

    230330-b3al7acb9v

  • MD5

    b554ebf1a0b48b9c432251f4fac3601e

  • SHA1

    3447d54f76e916ac22db7071667f99da7695a0c4

  • SHA256

    f780e06cf23d87e9373947e8460e89b422bafad1775cc148b4cb9fbae9d53293

  • SHA512

    238851782d88f3d9b77355767c285630b9a1a352da43a20469210641200d638d3ee69f60344756dee93bf43c8d79c34ae8414bebacd6d00bb815c6aa49287533

  • SSDEEP

    98304:VjaNW1DbcVRypfKtskiQvPbN+Ifpyc6F7pN/NCR2zMyjyLjNikP1o9GgkuQRo4JV:QNWtc/2fqJHbxPFADyL49xkuQN0+Uev

Malware Config

Targets

    • Target

      f667ab33b49d8b8389e116a05849032cc2e78a7578b12cdd07ed89a931c3c464.exe

    • Size

      6.3MB

    • MD5

      94ae98d3e8368e90f7777ee3df51da77

    • SHA1

      513b8681ac6088324731af512cb44ea49d223d27

    • SHA256

      f667ab33b49d8b8389e116a05849032cc2e78a7578b12cdd07ed89a931c3c464

    • SHA512

      945d77ed3e8aa250025b5d04ec60d06163c2556c0453d6c81af06031a1fd053c6cdc272bcfff71c0405375d669759b7e076122e490d5ad8c3fda7bfee9198f7c

    • SSDEEP

      196608:BH6U57641LiUDQVnzWG/VsqUaJlReG73o:F5+7UDc9ZE

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks