Analysis

  • max time kernel
    148s
  • max time network
    177s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    22-09-2021 04:20

General

  • Target

    Profoma Invoice.doc.exe

  • Size

    992KB

  • MD5

    4f25ed58038558b2e83f18896b245791

  • SHA1

    80be9861fa9f10581fc77e0c4a1405dd5042365d

  • SHA256

    03b8b680955c5827b5f80ace4afb923c2a5714cbe1b9ca579ab6f197b8826bc6

  • SHA512

    8e586af0f9214b59075811bb15779ef7460e436c18c1995c70d3aafb3c6cb4d5def9671ae829df49d294588845f34e997b9b293366f289b3c7f782b55aa6dd63

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 25 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe
      "C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1648
      • C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe
        "{path}"
        3⤵
          PID:1692
        • C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe
          "{path}"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:1772
      • C:\Windows\SysWOW64\cmmon32.exe
        "C:\Windows\SysWOW64\cmmon32.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1520
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe"
          3⤵
          • Deletes itself
          PID:1620

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1208-71-0x0000000006C20000-0x0000000006D3C000-memory.dmp
      Filesize

      1.1MB

    • memory/1208-78-0x0000000004CF0000-0x0000000004E25000-memory.dmp
      Filesize

      1.2MB

    • memory/1520-77-0x0000000002190000-0x0000000002220000-memory.dmp
      Filesize

      576KB

    • memory/1520-75-0x0000000001E80000-0x0000000002183000-memory.dmp
      Filesize

      3.0MB

    • memory/1520-73-0x0000000000130000-0x000000000013D000-memory.dmp
      Filesize

      52KB

    • memory/1520-74-0x0000000000080000-0x00000000000A9000-memory.dmp
      Filesize

      164KB

    • memory/1520-72-0x0000000000000000-mapping.dmp
    • memory/1620-76-0x0000000000000000-mapping.dmp
    • memory/1648-65-0x0000000005410000-0x000000000548B000-memory.dmp
      Filesize

      492KB

    • memory/1648-66-0x0000000000650000-0x000000000067B000-memory.dmp
      Filesize

      172KB

    • memory/1648-60-0x0000000000060000-0x0000000000061000-memory.dmp
      Filesize

      4KB

    • memory/1648-64-0x000000007EF40000-0x000000007EF41000-memory.dmp
      Filesize

      4KB

    • memory/1648-63-0x0000000000490000-0x000000000049E000-memory.dmp
      Filesize

      56KB

    • memory/1648-62-0x0000000004D70000-0x0000000004D71000-memory.dmp
      Filesize

      4KB

    • memory/1772-69-0x0000000000A20000-0x0000000000D23000-memory.dmp
      Filesize

      3.0MB

    • memory/1772-70-0x00000000003C0000-0x00000000003D1000-memory.dmp
      Filesize

      68KB

    • memory/1772-68-0x000000000041D3A0-mapping.dmp
    • memory/1772-67-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB