Analysis

  • max time kernel
    161s
  • max time network
    166s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    22-09-2021 05:12

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 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:1196
    • 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:2004
      • 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:456
    • 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:1496
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.doc.exe"
        3⤵
        • Deletes itself
        PID:1816

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/456-67-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/456-68-0x000000000041D3A0-mapping.dmp
  • memory/456-69-0x0000000000B00000-0x0000000000E03000-memory.dmp
    Filesize

    3.0MB

  • memory/456-70-0x0000000000200000-0x0000000000211000-memory.dmp
    Filesize

    68KB

  • memory/1196-78-0x0000000006350000-0x00000000064DD000-memory.dmp
    Filesize

    1.6MB

  • memory/1196-71-0x0000000004A60000-0x0000000004B12000-memory.dmp
    Filesize

    712KB

  • memory/1496-72-0x0000000000000000-mapping.dmp
  • memory/1496-77-0x0000000000360000-0x00000000003F0000-memory.dmp
    Filesize

    576KB

  • memory/1496-76-0x00000000007D0000-0x0000000000AD3000-memory.dmp
    Filesize

    3.0MB

  • memory/1496-75-0x00000000000C0000-0x00000000000E9000-memory.dmp
    Filesize

    164KB

  • memory/1496-74-0x0000000000FE0000-0x0000000000FE8000-memory.dmp
    Filesize

    32KB

  • memory/1816-73-0x0000000000000000-mapping.dmp
  • memory/2004-60-0x0000000000870000-0x0000000000871000-memory.dmp
    Filesize

    4KB

  • memory/2004-66-0x0000000000680000-0x00000000006AB000-memory.dmp
    Filesize

    172KB

  • memory/2004-65-0x0000000005CE0000-0x0000000005D5B000-memory.dmp
    Filesize

    492KB

  • memory/2004-64-0x0000000000470000-0x000000000047E000-memory.dmp
    Filesize

    56KB

  • memory/2004-63-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/2004-62-0x0000000004F10000-0x0000000004F11000-memory.dmp
    Filesize

    4KB