Analysis

  • max time kernel
    146s
  • max time network
    190s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    22-09-2021 05:12

General

  • Target

    Payment Advice.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 24 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:1204
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:664
      • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:576
    • C:\Windows\SysWOW64\autoconv.exe
      "C:\Windows\SysWOW64\autoconv.exe"
      2⤵
        PID:1756
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\SysWOW64\cmd.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1908
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
          3⤵
          • Deletes itself
          PID:1700

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/576-67-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/576-69-0x0000000000BA0000-0x0000000000EA3000-memory.dmp
      Filesize

      3.0MB

    • memory/576-70-0x0000000000180000-0x0000000000191000-memory.dmp
      Filesize

      68KB

    • memory/576-68-0x000000000041D3A0-mapping.dmp
    • memory/664-65-0x0000000005DB0000-0x0000000005E2B000-memory.dmp
      Filesize

      492KB

    • memory/664-60-0x0000000000910000-0x0000000000911000-memory.dmp
      Filesize

      4KB

    • memory/664-64-0x000000007EF40000-0x000000007EF41000-memory.dmp
      Filesize

      4KB

    • memory/664-63-0x00000000003C0000-0x00000000003CE000-memory.dmp
      Filesize

      56KB

    • memory/664-62-0x0000000004420000-0x0000000004421000-memory.dmp
      Filesize

      4KB

    • memory/664-66-0x0000000000BA0000-0x0000000000BCB000-memory.dmp
      Filesize

      172KB

    • memory/1204-78-0x0000000004C40000-0x0000000004CE8000-memory.dmp
      Filesize

      672KB

    • memory/1204-71-0x0000000004870000-0x00000000049BF000-memory.dmp
      Filesize

      1.3MB

    • memory/1700-73-0x0000000000000000-mapping.dmp
    • memory/1908-72-0x0000000000000000-mapping.dmp
    • memory/1908-76-0x0000000001ED0000-0x00000000021D3000-memory.dmp
      Filesize

      3.0MB

    • memory/1908-74-0x0000000049DD0000-0x0000000049E1C000-memory.dmp
      Filesize

      304KB

    • memory/1908-77-0x0000000002270000-0x0000000002300000-memory.dmp
      Filesize

      576KB

    • memory/1908-75-0x00000000000C0000-0x00000000000E9000-memory.dmp
      Filesize

      164KB