Analysis

  • max time kernel
    57s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    16/08/2020, 12:31

General

  • Target
    SecuriteInfo.com.Generic.mg.ed742e269ef67357.14342.exe
  • Size 488KB
  • Sample200816-7pstyalgja
  • SHA256 6b3c0907618cdc1bdcb07dd987ee91dbcc691b2181d947e81d8d2756d7cea195
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.iskovlay.com/kbc/

Decoy
  • fsilvaenterprise.com

  • wqjxy.com

  • pegg.ltd

  • tt9159.com

  • 51tuimi.com

  • artofvar.com

  • theeasygrowkit.com

  • jimanwendy.com

  • rpgremodeling.com

  • iamandyna.com

  • xm620.com

  • barbaragoodi.com

  • irmgard-drey.com

  • murshad.net

  • connectinglifes.com

  • jwxzeqs.com

  • aftecapital.com

  • vcsventures.net

  • formula-cloud.ltd

  • daymanlove.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook Payload 3 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
  • Looks for VMWare Tools registry key 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.ed742e269ef67357.14342.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.ed742e269ef67357.14342.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.ed742e269ef67357.14342.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.ed742e269ef67357.14342.exe"
      2⤵
        PID:1832
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.ed742e269ef67357.14342.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.ed742e269ef67357.14342.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:268

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/268-6-0x0000000000400000-0x000000000042D000-memory.dmp

          memory/1588-0-0x0000000074230000-0x000000007491E000-memory.dmp

          memory/1588-1-0x0000000001390000-0x0000000001391000-memory.dmp

          memory/1588-3-0x0000000000260000-0x0000000000263000-memory.dmp

          memory/1588-4-0x00000000055A0000-0x0000000005607000-memory.dmp

          memory/1588-5-0x00000000009F0000-0x0000000000A2E000-memory.dmp