Analysis

  • max time kernel
    151s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 13:10

General

  • Target

    3077abc4b785271fc43389f94cee024de4fd4d3d7f4ada5c569a9aca09374a9d.exe

  • Size

    414KB

  • MD5

    a0c275ebd1005a313b20dd27ea739dcb

  • SHA1

    4c7fb52d3129f485919cf8dd2d8ea3f665e0a6b9

  • SHA256

    3077abc4b785271fc43389f94cee024de4fd4d3d7f4ada5c569a9aca09374a9d

  • SHA512

    19746c6270d4e54827488b31fa856286e81370c124c2f99b6fddc07311b62baf8969f5bbe433c891f921771e2aa912ad79e5015b97d247600b13eb844c467e6b

  • SSDEEP

    6144:PBnxm/hZudIIuLplWND4YOSAsRJVWMmH/w/dv4e6Hc+2u:LzdIZplW94YzAIJ0MT/ucPu

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h3ha

Decoy

ideas-dulces.store

store1995.store

swuhn.com

ninideal.com

musiqhaus.com

quranchart.com

kszq26.club

lightfx.online

thetickettruth.com

meritloancubk.com

lawnforcement.com

sogeanetwork.com

thedinoexotics.com

kojima-ah.net

gr-myab3z.xyz

platiniuminestor.net

reviewsiske.com

stessil-lifestyle.com

goodqjourney.biz

cirimpianti.com

Signatures

  • Formbook

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

  • Formbook payload 2 IoCs
  • Executes dropped EXE 2 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Users\Admin\AppData\Local\Temp\3077abc4b785271fc43389f94cee024de4fd4d3d7f4ada5c569a9aca09374a9d.exe
      "C:\Users\Admin\AppData\Local\Temp\3077abc4b785271fc43389f94cee024de4fd4d3d7f4ada5c569a9aca09374a9d.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3372
      • C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe
        "C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe" C:\Users\Admin\AppData\Local\Temp\ahbdus.k
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4872
        • C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe
          "C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:964
    • 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:1340
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe"
        3⤵
          PID:4112

    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

    • C:\Users\Admin\AppData\Local\Temp\ahbdus.k
      Filesize

      5KB

      MD5

      533b564dd4c64c19e3b7d860f03801a6

      SHA1

      745a017c6f1e58a6b7bea787eb3a20597c17fb62

      SHA256

      25a5b8a00567719024844286427f3fd986a6f72b4ed826bbae58d882c20fd3cd

      SHA512

      e1450a5ea0156db8cb02f359964ba1d279fcd0b8e60c30b8b39b51771e7da0b823a39fa2edcd184bc00152612fa1ae50e1304e7a8fb337102f33455df6372ddf

    • C:\Users\Admin\AppData\Local\Temp\nnfoo.p
      Filesize

      185KB

      MD5

      0fd8fad06f5a97c481fbbb60828d686e

      SHA1

      eab488ae696a31dbd02c959662e356612d5c4c40

      SHA256

      e3a937e8170b273687231c76c7539d1282a6c904df8b44aa249fc52dd09ab518

      SHA512

      b1151c9a8ce0b516879afc6838cb453d68d820ec4743b731974291d402fa0f0416b515b489ee7758de6c975402bd78bb016e9d8342a849157cce4ebc904de7f4

    • C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe
      Filesize

      13KB

      MD5

      f15812c468166ad85fda4223195da140

      SHA1

      4ed0da8b9e738f3d08a0f00270e92a0539e32136

      SHA256

      ac7ebc8987bb3712e198213a0e1fd7f96608b488dc8602f094a7bf4bc0f38e04

      SHA512

      bfcf6d30f1efa8c0a6f8d500782a5b314b0ac811fa4b7a5ebcfb479ca302ca0d8de8fc2c827155def08750d11297974d081781d0dcd4badc01534eb5aaeebdaa

    • C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe
      Filesize

      13KB

      MD5

      f15812c468166ad85fda4223195da140

      SHA1

      4ed0da8b9e738f3d08a0f00270e92a0539e32136

      SHA256

      ac7ebc8987bb3712e198213a0e1fd7f96608b488dc8602f094a7bf4bc0f38e04

      SHA512

      bfcf6d30f1efa8c0a6f8d500782a5b314b0ac811fa4b7a5ebcfb479ca302ca0d8de8fc2c827155def08750d11297974d081781d0dcd4badc01534eb5aaeebdaa

    • C:\Users\Admin\AppData\Local\Temp\zgovbtz.exe
      Filesize

      13KB

      MD5

      f15812c468166ad85fda4223195da140

      SHA1

      4ed0da8b9e738f3d08a0f00270e92a0539e32136

      SHA256

      ac7ebc8987bb3712e198213a0e1fd7f96608b488dc8602f094a7bf4bc0f38e04

      SHA512

      bfcf6d30f1efa8c0a6f8d500782a5b314b0ac811fa4b7a5ebcfb479ca302ca0d8de8fc2c827155def08750d11297974d081781d0dcd4badc01534eb5aaeebdaa

    • memory/964-140-0x0000000000BB0000-0x0000000000BC4000-memory.dmp
      Filesize

      80KB

    • memory/964-137-0x0000000000000000-mapping.dmp
    • memory/964-139-0x0000000000CE0000-0x000000000102A000-memory.dmp
      Filesize

      3.3MB

    • memory/1340-147-0x0000000000DC0000-0x0000000000E53000-memory.dmp
      Filesize

      588KB

    • memory/1340-142-0x0000000000000000-mapping.dmp
    • memory/1340-144-0x0000000000B90000-0x0000000000B9B000-memory.dmp
      Filesize

      44KB

    • memory/1340-145-0x0000000000700000-0x000000000072F000-memory.dmp
      Filesize

      188KB

    • memory/1340-146-0x0000000001080000-0x00000000013CA000-memory.dmp
      Filesize

      3.3MB

    • memory/1340-149-0x0000000000700000-0x000000000072F000-memory.dmp
      Filesize

      188KB

    • memory/2792-141-0x0000000008340000-0x0000000008431000-memory.dmp
      Filesize

      964KB

    • memory/2792-148-0x0000000008540000-0x0000000008632000-memory.dmp
      Filesize

      968KB

    • memory/2792-150-0x0000000008540000-0x0000000008632000-memory.dmp
      Filesize

      968KB

    • memory/4112-143-0x0000000000000000-mapping.dmp
    • memory/4872-132-0x0000000000000000-mapping.dmp