Analysis

  • max time kernel
    160s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 12:32

General

  • Target

    Orden de compra #8730.exe

  • Size

    585KB

  • MD5

    f4160af2dc8460d93fd6e214342ffb5c

  • SHA1

    aa38b128bc1effa340cc84895fd5e045d110f1c8

  • SHA256

    4925cdeb3b005a19922432760e7fbc8ae29fe02668559b1fc22d57f571424d5a

  • SHA512

    10d67a9434528aaf22704a05ff03c39b99e88ebf09d02f0b6b5b366f6084efdca00848ffb3dc7e0fcebeb588b394ef58da45033125a3b2cf1336fd2e13ab11e2

  • SSDEEP

    12288:wvochCdHXBet48VRebVrnu5pVjumj9BYWun:wvochqXaxRebVru5Pj9

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g11y

Decoy

bayivip.top

lunarrhythmsliving.com

elizabethanbello.art

plushkitchen.com

timedb.net

exploringaging.com

dreamoney.online

luvisusllc.com

strikemedialabs.com

belvederesportsclub.com

turteen.com

theofficialtrumpcards.com

x-y-z.online

otuvu.com

outhandsbpm.com

scabiosa.top

99job.store

afcxz80whz.com

mysrz3l47.top

sarekaonsaddle.com

Signatures

  • Formbook

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

  • Formbook payload 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Users\Admin\AppData\Local\Temp\Orden de compra #8730.exe
      "C:\Users\Admin\AppData\Local\Temp\Orden de compra #8730.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3340
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\stoRXAe.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4740
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\stoRXAe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDDC.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:2020
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:5036
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3580
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
          PID:1348

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yfoynef1.oco.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\tmpDDC.tmp

            Filesize

            1KB

            MD5

            51ed3a719a1cebff7d3fa1e714e03e8e

            SHA1

            8d8d2a9a8f23d83f11e9492baf0cfbaefbbf13e9

            SHA256

            91f1ef9014b4f411e3c812785fe4e96271cd7fe6f824f4414890c6647a4f3eb0

            SHA512

            07dd0c0b4983d8dcd57827a9621ff925129c59381dfd79e68655f8aa285f89a3e3c52e7584c902cd63a46dbd087d4a31c230709bbaae8a4cd6844c730800b589

          • memory/536-28-0x00000000094C0000-0x0000000009654000-memory.dmp

            Filesize

            1.6MB

          • memory/536-93-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-94-0x0000000001340000-0x0000000001350000-memory.dmp

            Filesize

            64KB

          • memory/536-60-0x0000000008800000-0x00000000088B4000-memory.dmp

            Filesize

            720KB

          • memory/536-96-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-57-0x0000000008800000-0x00000000088B4000-memory.dmp

            Filesize

            720KB

          • memory/536-56-0x0000000008800000-0x00000000088B4000-memory.dmp

            Filesize

            720KB

          • memory/536-53-0x00000000094C0000-0x0000000009654000-memory.dmp

            Filesize

            1.6MB

          • memory/536-97-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-99-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-121-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-119-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-106-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-110-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-101-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-108-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-103-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-107-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-92-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-105-0x0000000002B80000-0x0000000002B90000-memory.dmp

            Filesize

            64KB

          • memory/536-104-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-98-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/536-95-0x0000000001330000-0x0000000001340000-memory.dmp

            Filesize

            64KB

          • memory/3340-4-0x0000000005980000-0x0000000005A12000-memory.dmp

            Filesize

            584KB

          • memory/3340-9-0x0000000006F90000-0x0000000006FA0000-memory.dmp

            Filesize

            64KB

          • memory/3340-5-0x0000000005B70000-0x0000000005B80000-memory.dmp

            Filesize

            64KB

          • memory/3340-11-0x000000000AC70000-0x000000000AD0C000-memory.dmp

            Filesize

            624KB

          • memory/3340-0-0x0000000074FD0000-0x0000000075780000-memory.dmp

            Filesize

            7.7MB

          • memory/3340-3-0x0000000074FD0000-0x0000000075780000-memory.dmp

            Filesize

            7.7MB

          • memory/3340-24-0x0000000074FD0000-0x0000000075780000-memory.dmp

            Filesize

            7.7MB

          • memory/3340-1-0x0000000000ED0000-0x0000000000F68000-memory.dmp

            Filesize

            608KB

          • memory/3340-6-0x0000000005920000-0x000000000592A000-memory.dmp

            Filesize

            40KB

          • memory/3340-7-0x0000000005B50000-0x0000000005B66000-memory.dmp

            Filesize

            88KB

          • memory/3340-8-0x0000000005B70000-0x0000000005B80000-memory.dmp

            Filesize

            64KB

          • memory/3340-2-0x0000000005F30000-0x00000000064D4000-memory.dmp

            Filesize

            5.6MB

          • memory/3340-10-0x0000000008520000-0x000000000858E000-memory.dmp

            Filesize

            440KB

          • memory/3580-39-0x0000000001C00000-0x0000000001F4A000-memory.dmp

            Filesize

            3.3MB

          • memory/3580-55-0x0000000001AA0000-0x0000000001B34000-memory.dmp

            Filesize

            592KB

          • memory/3580-35-0x0000000000ED0000-0x0000000000EFF000-memory.dmp

            Filesize

            188KB

          • memory/3580-50-0x0000000000ED0000-0x0000000000EFF000-memory.dmp

            Filesize

            188KB

          • memory/3580-32-0x0000000000E90000-0x0000000000E9E000-memory.dmp

            Filesize

            56KB

          • memory/3580-34-0x0000000000E90000-0x0000000000E9E000-memory.dmp

            Filesize

            56KB

          • memory/4740-85-0x0000000007EB0000-0x0000000007EC4000-memory.dmp

            Filesize

            80KB

          • memory/4740-58-0x0000000005530000-0x0000000005540000-memory.dmp

            Filesize

            64KB

          • memory/4740-63-0x00000000718B0000-0x00000000718FC000-memory.dmp

            Filesize

            304KB

          • memory/4740-73-0x0000000006E60000-0x0000000006E7E000-memory.dmp

            Filesize

            120KB

          • memory/4740-74-0x0000000007980000-0x0000000007A23000-memory.dmp

            Filesize

            652KB

          • memory/4740-75-0x0000000005530000-0x0000000005540000-memory.dmp

            Filesize

            64KB

          • memory/4740-76-0x00000000082F0000-0x000000000896A000-memory.dmp

            Filesize

            6.5MB

          • memory/4740-77-0x0000000007C70000-0x0000000007C8A000-memory.dmp

            Filesize

            104KB

          • memory/4740-79-0x0000000007CE0000-0x0000000007CEA000-memory.dmp

            Filesize

            40KB

          • memory/4740-80-0x0000000007F10000-0x0000000007FA6000-memory.dmp

            Filesize

            600KB

          • memory/4740-81-0x0000000007E70000-0x0000000007E81000-memory.dmp

            Filesize

            68KB

          • memory/4740-82-0x000000007F680000-0x000000007F690000-memory.dmp

            Filesize

            64KB

          • memory/4740-84-0x0000000007EA0000-0x0000000007EAE000-memory.dmp

            Filesize

            56KB

          • memory/4740-61-0x000000007F680000-0x000000007F690000-memory.dmp

            Filesize

            64KB

          • memory/4740-86-0x0000000007FB0000-0x0000000007FCA000-memory.dmp

            Filesize

            104KB

          • memory/4740-87-0x0000000007EF0000-0x0000000007EF8000-memory.dmp

            Filesize

            32KB

          • memory/4740-91-0x0000000074FD0000-0x0000000075780000-memory.dmp

            Filesize

            7.7MB

          • memory/4740-62-0x0000000006E80000-0x0000000006EB2000-memory.dmp

            Filesize

            200KB

          • memory/4740-52-0x00000000069E0000-0x0000000006A2C000-memory.dmp

            Filesize

            304KB

          • memory/4740-51-0x0000000006950000-0x000000000696E000-memory.dmp

            Filesize

            120KB

          • memory/4740-45-0x0000000006360000-0x00000000066B4000-memory.dmp

            Filesize

            3.3MB

          • memory/4740-38-0x0000000005530000-0x0000000005540000-memory.dmp

            Filesize

            64KB

          • memory/4740-37-0x0000000005530000-0x0000000005540000-memory.dmp

            Filesize

            64KB

          • memory/4740-36-0x0000000074FD0000-0x0000000075780000-memory.dmp

            Filesize

            7.7MB

          • memory/4740-31-0x0000000005AD0000-0x0000000005B36000-memory.dmp

            Filesize

            408KB

          • memory/4740-30-0x00000000058B0000-0x0000000005916000-memory.dmp

            Filesize

            408KB

          • memory/4740-29-0x0000000005810000-0x0000000005832000-memory.dmp

            Filesize

            136KB

          • memory/4740-16-0x0000000074FD0000-0x0000000075780000-memory.dmp

            Filesize

            7.7MB

          • memory/4740-18-0x0000000002F90000-0x0000000002FC6000-memory.dmp

            Filesize

            216KB

          • memory/4740-17-0x0000000005530000-0x0000000005540000-memory.dmp

            Filesize

            64KB

          • memory/4740-19-0x0000000005B70000-0x0000000006198000-memory.dmp

            Filesize

            6.2MB

          • memory/5036-21-0x0000000000400000-0x000000000042F000-memory.dmp

            Filesize

            188KB

          • memory/5036-23-0x0000000001300000-0x000000000164A000-memory.dmp

            Filesize

            3.3MB

          • memory/5036-26-0x0000000000400000-0x000000000042F000-memory.dmp

            Filesize

            188KB

          • memory/5036-27-0x0000000000E20000-0x0000000000E35000-memory.dmp

            Filesize

            84KB