Analysis

  • max time kernel
    54s
  • max time network
    105s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19/01/2021, 07:07

General

  • Target
    257331ce21922bcbf76f740b83278672.exe
  • Size 1.5MB
  • Sample210119-87bkt21pxn
  • SHA256 38f7338384d3c8576e23aa876f7819c1f201e027bb586900aca0411ea665f07a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.rizrvd.com/bw82/

Decoy
  • fundamentaliemef.com

  • gallerybrows.com

  • leadeligey.com

  • octoberx2.online

  • climaxnovels.com

  • gdsjgf.com

  • curateherstories.com

  • blacksailus.com

  • yjpps.com

  • gmobilet.com

  • fcoins.club

  • foreverlive2027.com

  • healthyfifties.com

  • wmarquezy.com

  • housebulb.com

  • thebabyfriendly.com

  • primajayaintiperkasa.com

  • learnplaychess.com

  • chrisbubser.digital

  • xn--avenr-wsa.com

Signatures

  • Formbook

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

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\257331ce21922bcbf76f740b83278672.exe
    "C:\Users\Admin\AppData\Local\Temp\257331ce21922bcbf76f740b83278672.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Users\Admin\AppData\Local\Temp\257331ce21922bcbf76f740b83278672.exe
      "C:\Users\Admin\AppData\Local\Temp\257331ce21922bcbf76f740b83278672.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1628

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1180-2-0x0000000073A70000-0x000000007415E000-memory.dmp

        memory/1180-3-0x0000000000980000-0x0000000000981000-memory.dmp

        memory/1180-5-0x0000000007860000-0x0000000007861000-memory.dmp

        memory/1180-6-0x0000000007E00000-0x0000000007E01000-memory.dmp

        memory/1180-7-0x0000000007900000-0x0000000007901000-memory.dmp

        memory/1180-8-0x0000000007810000-0x0000000007811000-memory.dmp

        memory/1180-9-0x0000000007AD0000-0x0000000007AD1000-memory.dmp

        memory/1180-10-0x0000000007AC0000-0x0000000007AC1000-memory.dmp

        memory/1180-11-0x0000000007A60000-0x0000000007A83000-memory.dmp

        memory/1180-12-0x00000000085C0000-0x0000000008621000-memory.dmp

        memory/1628-13-0x0000000000400000-0x0000000000428000-memory.dmp

        memory/1628-16-0x0000000001330000-0x0000000001650000-memory.dmp