Analysis

  • max time kernel
    147s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    21-10-2021 18:22

General

  • Target

    DHL invoice KULIR00895239.pdf.exe

  • Size

    438KB

  • MD5

    f668e4c9cc8a691b159e2033f30f50b5

  • SHA1

    3ef37ae10df8f196b68f69db29a7f369fa181970

  • SHA256

    07826de5569163107133c374c0f4fde7f494118f127cce285a2a280d98b2dd3b

  • SHA512

    92cef7c693652fbd31f878b2f5a759c6bacfc07e479a64cf0ce8ddb9cf35468c4a0630eac572185b90b1fc7e7076e3b6f6859d1ad39c7da7d1fdffb8cf67d90d

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

m6t2

C2

http://www.vmhenterprise.com/m6t2/

Decoy

somethinghaatke.net

bluehubwriters.com

ptfitnet.com

coastelevatorinteriors.com

hellensilvamkd.com

feekyfeeky.com

studioemiko.com

high-clicks2.com

troyleedesigns.club

peopletrucksinsurance.com

lameducation.com

pundiajaib.com

photosonunderwear.com

hautegirlmarket.com

groopadamce.quest

ignitivehq.com

partyprintable.digital

unlimitedrehab.com

awaytraveltnpasumo6.xyz

hourly.limo

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • Xloader Payload 4 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 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:1204
    • C:\Users\Admin\AppData\Local\Temp\DHL invoice KULIR00895239.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL invoice KULIR00895239.pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1044
      • C:\Users\Admin\AppData\Local\Temp\DHL invoice KULIR00895239.pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL invoice KULIR00895239.pdf.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:908
    • C:\Windows\SysWOW64\control.exe
      "C:\Windows\SysWOW64\control.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1808
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\DHL invoice KULIR00895239.pdf.exe"
        3⤵
        • Deletes itself
        PID:1036

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/908-66-0x00000000001C0000-0x00000000001D1000-memory.dmp
    Filesize

    68KB

  • memory/908-65-0x0000000000AB0000-0x0000000000DB3000-memory.dmp
    Filesize

    3.0MB

  • memory/908-69-0x00000000002A0000-0x00000000002B1000-memory.dmp
    Filesize

    68KB

  • memory/908-63-0x000000000041D450-mapping.dmp
  • memory/908-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/908-61-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/908-62-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/908-68-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1036-76-0x0000000000000000-mapping.dmp
  • memory/1044-57-0x0000000000A90000-0x0000000000A97000-memory.dmp
    Filesize

    28KB

  • memory/1044-56-0x00000000768C1000-0x00000000768C3000-memory.dmp
    Filesize

    8KB

  • memory/1044-59-0x0000000002050000-0x000000000209B000-memory.dmp
    Filesize

    300KB

  • memory/1044-58-0x0000000004D40000-0x0000000004D41000-memory.dmp
    Filesize

    4KB

  • memory/1044-54-0x0000000000140000-0x0000000000141000-memory.dmp
    Filesize

    4KB

  • memory/1204-78-0x0000000004C40000-0x0000000004D23000-memory.dmp
    Filesize

    908KB

  • memory/1204-70-0x0000000004B40000-0x0000000004C33000-memory.dmp
    Filesize

    972KB

  • memory/1204-67-0x00000000049E0000-0x0000000004B31000-memory.dmp
    Filesize

    1.3MB

  • memory/1808-71-0x0000000000000000-mapping.dmp
  • memory/1808-74-0x00000000000C0000-0x00000000000E9000-memory.dmp
    Filesize

    164KB

  • memory/1808-73-0x0000000000C20000-0x0000000000C3F000-memory.dmp
    Filesize

    124KB

  • memory/1808-75-0x0000000002040000-0x0000000002343000-memory.dmp
    Filesize

    3.0MB

  • memory/1808-77-0x0000000000840000-0x00000000008D0000-memory.dmp
    Filesize

    576KB