Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    22-09-2021 03:12

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 22 IoCs
  • Suspicious behavior: MapViewOfSection 5 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:1404
    • 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 use of WriteProcessMemory
      PID:1544
      • 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:1600
    • C:\Windows\SysWOW64\mstsc.exe
      "C:\Windows\SysWOW64\mstsc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe"
        3⤵
        • Deletes itself
        PID:584

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/584-68-0x0000000000000000-mapping.dmp
  • memory/980-72-0x0000000000AE0000-0x0000000000B70000-memory.dmp
    Filesize

    576KB

  • memory/980-69-0x0000000000F00000-0x0000000001004000-memory.dmp
    Filesize

    1.0MB

  • memory/980-70-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/980-71-0x0000000002410000-0x0000000002713000-memory.dmp
    Filesize

    3.0MB

  • memory/980-67-0x00000000751D1000-0x00000000751D3000-memory.dmp
    Filesize

    8KB

  • memory/980-66-0x0000000000000000-mapping.dmp
  • memory/1404-65-0x0000000006A60000-0x0000000006B8E000-memory.dmp
    Filesize

    1.2MB

  • memory/1404-73-0x0000000004210000-0x00000000042CE000-memory.dmp
    Filesize

    760KB

  • memory/1544-59-0x0000000005220000-0x000000000529B000-memory.dmp
    Filesize

    492KB

  • memory/1544-60-0x00000000008E0000-0x000000000090B000-memory.dmp
    Filesize

    172KB

  • memory/1544-54-0x0000000000270000-0x0000000000271000-memory.dmp
    Filesize

    4KB

  • memory/1544-58-0x00000000004B0000-0x00000000004BE000-memory.dmp
    Filesize

    56KB

  • memory/1544-57-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/1544-56-0x0000000000640000-0x0000000000641000-memory.dmp
    Filesize

    4KB

  • memory/1600-64-0x0000000000180000-0x0000000000191000-memory.dmp
    Filesize

    68KB

  • memory/1600-63-0x0000000000AA0000-0x0000000000DA3000-memory.dmp
    Filesize

    3.0MB

  • memory/1600-62-0x000000000041D3A0-mapping.dmp
  • memory/1600-61-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB