Analysis

  • max time kernel
    165s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    24-09-2021 12:12

General

  • Target

    PROFOMA INVOICE.exe

  • Size

    866KB

  • MD5

    24736913b455be2ed3d1cc67c767afc4

  • SHA1

    8026db0f265178cf013ac579c1b7267f4014bf2c

  • SHA256

    a109f0b9407728fef1b41d766e8228085ee04661156d84ef543777bf311f450b

  • SHA512

    49dd3e5ecbf6d4cd310a45d0b52e36a363d701f0a9cc14a1d3c103b613eb5a756fdc9ce8b028d69b56c4c8137d29ea3d57865b4ff75dac44bf982e5c80ee56ee

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.com

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 3 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 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:1220
    • C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1828
      • C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1808
    • C:\Windows\SysWOW64\autochk.exe
      "C:\Windows\SysWOW64\autochk.exe"
      2⤵
        PID:1804
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1792
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe"
          3⤵
          • Deletes itself
          PID:1040

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1040-74-0x0000000000000000-mapping.dmp
    • memory/1220-79-0x0000000004510000-0x00000000045DE000-memory.dmp
      Filesize

      824KB

    • memory/1220-70-0x0000000003E10000-0x0000000003F53000-memory.dmp
      Filesize

      1.3MB

    • memory/1792-71-0x0000000000000000-mapping.dmp
    • memory/1792-78-0x0000000002290000-0x0000000002320000-memory.dmp
      Filesize

      576KB

    • memory/1792-77-0x0000000002390000-0x0000000002693000-memory.dmp
      Filesize

      3.0MB

    • memory/1792-76-0x00000000000C0000-0x00000000000E9000-memory.dmp
      Filesize

      164KB

    • memory/1792-75-0x00000000005A0000-0x0000000000821000-memory.dmp
      Filesize

      2.5MB

    • memory/1792-73-0x00000000753F1000-0x00000000753F3000-memory.dmp
      Filesize

      8KB

    • memory/1792-72-0x00000000762C1000-0x00000000762C3000-memory.dmp
      Filesize

      8KB

    • memory/1808-69-0x0000000000200000-0x0000000000211000-memory.dmp
      Filesize

      68KB

    • memory/1808-68-0x0000000000870000-0x0000000000B73000-memory.dmp
      Filesize

      3.0MB

    • memory/1808-67-0x000000000041D3A0-mapping.dmp
    • memory/1808-66-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/1828-60-0x0000000001170000-0x0000000001171000-memory.dmp
      Filesize

      4KB

    • memory/1828-65-0x0000000000940000-0x000000000096B000-memory.dmp
      Filesize

      172KB

    • memory/1828-64-0x0000000004EB0000-0x0000000004F29000-memory.dmp
      Filesize

      484KB

    • memory/1828-63-0x00000000004F0000-0x00000000004FE000-memory.dmp
      Filesize

      56KB

    • memory/1828-62-0x0000000004D10000-0x0000000004D11000-memory.dmp
      Filesize

      4KB