Analysis

  • max time kernel
    149s
  • max time network
    15s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    05/11/2020, 09:46

General

  • Target
    new requests.exe
  • Size 738KB
  • Sample201105-herycs2mn6
  • SHA256 106bfa0280569ce313c19beb1c68515fb148212a033fdd96ef075d38256f5fb9
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.thehappyhourtimes.com/z0po/

Decoy
  • trouverunartisanserieux.com

  • dawn-niece.xyz

  • smalltree2021.com

  • asiansforliberty.com

  • suyeaimwnd.com

  • 67630pp.com

  • drinkdeliveryservices.com

  • icollect-auctions.com

  • transformintecture.com

  • systemaircn.com

  • bluemonkeyhealingenergy.com

  • joebartonproducts.com

  • sacredclouddesigns.com

  • discovertravelco.com

  • haxb33.xyz

  • soldadorprofissional.com

  • disruptergen.com

  • senvias12.com

  • culinaryrambler.net

  • hnhlsm.com

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\new requests.exe
      "C:\Users\Admin\AppData\Local\Temp\new requests.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:748
      • C:\Users\Admin\AppData\Local\Temp\new requests.exe
        "C:\Users\Admin\AppData\Local\Temp\new requests.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1132
    • C:\Windows\SysWOW64\help.exe
      "C:\Windows\SysWOW64\help.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1528
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\new requests.exe"
        3⤵
        • Deletes itself
        PID:1376

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/748-0-0x0000000074580000-0x0000000074C6E000-memory.dmp

        memory/748-1-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

        memory/748-3-0x00000000004E0000-0x00000000004EB000-memory.dmp

        memory/748-4-0x00000000076D0000-0x0000000007735000-memory.dmp

        memory/748-5-0x00000000009D0000-0x0000000000A00000-memory.dmp

        memory/1132-6-0x0000000000400000-0x000000000042E000-memory.dmp

        memory/1528-9-0x00000000006B0000-0x00000000006B6000-memory.dmp

        memory/1528-11-0x0000000000760000-0x000000000082A000-memory.dmp