Analysis

  • max time kernel
    151s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    29-10-2021 13:38

General

  • Target

    orderdraft.com.exe

  • Size

    670KB

  • MD5

    d488a5a0caf0931f5a7c052e2cd625e6

  • SHA1

    b94b48dc531a655b08ea378e8e8cc7cf6b4053d4

  • SHA256

    ea65c04f2fb1960df74c4f579f8c0972dec4d14e79cdc040fa98ca8fcc2eb82f

  • SHA512

    41e9e5ea1095a0117d0365b78ea18dddfe4680fe8e116390fad2694e1047af147ccb0207c447b037b15895b54939b4fa4fd42a016975c21dd74d55bc353eef27

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

C2

http://www.yourherogarden.net/dn7r/

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\orderdraft.com.exe
      "C:\Users\Admin\AppData\Local\Temp\orderdraft.com.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1908
      • C:\Users\Admin\AppData\Local\Temp\orderdraft.com.exe
        "C:\Users\Admin\AppData\Local\Temp\orderdraft.com.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:3956
    • C:\Windows\SysWOW64\ipconfig.exe
      "C:\Windows\SysWOW64\ipconfig.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:636
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\orderdraft.com.exe"
        3⤵
          PID:1016

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Command-Line Interface

    1
    T1059

    Discovery

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nsxA402.tmp\bdjdkdlgwh.dll
      MD5

      dd9bc515de84470df63a4b5097e776b3

      SHA1

      5a8215a43fa9287bb8d6302243102a17f7b35591

      SHA256

      07976cf0ef4b784bb88ab543f7784d0dcd53537881bb4de45d1675c428f010b9

      SHA512

      b0132195e851b3535cfd1873881e414e4a982be9c749b71659a538c19c2c3adaa016c731d07dad6d3fd51ff61bdb6139da6714872aa51f4fe3e4500cdec59ac6

    • memory/636-128-0x0000000000590000-0x00000000005BF000-memory.dmp
      Filesize

      188KB

    • memory/636-125-0x0000000000000000-mapping.dmp
    • memory/636-127-0x0000000000AC0000-0x0000000000ACB000-memory.dmp
      Filesize

      44KB

    • memory/636-129-0x0000000002F40000-0x0000000003260000-memory.dmp
      Filesize

      3.1MB

    • memory/636-130-0x0000000002E60000-0x0000000002EF4000-memory.dmp
      Filesize

      592KB

    • memory/1016-126-0x0000000000000000-mapping.dmp
    • memory/3028-124-0x0000000005220000-0x0000000005333000-memory.dmp
      Filesize

      1.1MB

    • memory/3028-131-0x0000000005340000-0x0000000005461000-memory.dmp
      Filesize

      1.1MB

    • memory/3956-120-0x000000000041F200-mapping.dmp
    • memory/3956-121-0x0000000000A40000-0x0000000000D60000-memory.dmp
      Filesize

      3.1MB

    • memory/3956-123-0x0000000000600000-0x0000000000615000-memory.dmp
      Filesize

      84KB

    • memory/3956-119-0x0000000000400000-0x000000000042F000-memory.dmp
      Filesize

      188KB