Analysis

  • max time kernel
    151s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    22-09-2021 04:04

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 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1264
    • 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:1376
      • 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:796
    • C:\Windows\SysWOW64\autoconv.exe
      "C:\Windows\SysWOW64\autoconv.exe"
      2⤵
        PID:520
      • C:\Windows\SysWOW64\autoconv.exe
        "C:\Windows\SysWOW64\autoconv.exe"
        2⤵
          PID:664
        • C:\Windows\SysWOW64\cmstp.exe
          "C:\Windows\SysWOW64\cmstp.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:468
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
            3⤵
            • Deletes itself
            PID:1476

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/468-74-0x0000000001E80000-0x0000000001F10000-memory.dmp
        Filesize

        576KB

      • memory/468-73-0x0000000002070000-0x0000000002373000-memory.dmp
        Filesize

        3.0MB

      • memory/468-71-0x0000000000090000-0x00000000000B9000-memory.dmp
        Filesize

        164KB

      • memory/468-70-0x00000000005F0000-0x0000000000608000-memory.dmp
        Filesize

        96KB

      • memory/468-69-0x0000000076A81000-0x0000000076A83000-memory.dmp
        Filesize

        8KB

      • memory/468-68-0x0000000000000000-mapping.dmp
      • memory/796-66-0x00000000001D0000-0x00000000001E1000-memory.dmp
        Filesize

        68KB

      • memory/796-61-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB

      • memory/796-62-0x000000000041D3A0-mapping.dmp
      • memory/796-63-0x0000000000890000-0x0000000000B93000-memory.dmp
        Filesize

        3.0MB

      • memory/796-64-0x0000000000190000-0x00000000001A1000-memory.dmp
        Filesize

        68KB

      • memory/1264-65-0x00000000041D0000-0x00000000042F2000-memory.dmp
        Filesize

        1.1MB

      • memory/1264-67-0x0000000006AF0000-0x0000000006BFD000-memory.dmp
        Filesize

        1.1MB

      • memory/1264-75-0x0000000002A90000-0x0000000002B3C000-memory.dmp
        Filesize

        688KB

      • memory/1376-54-0x00000000012D0000-0x00000000012D1000-memory.dmp
        Filesize

        4KB

      • memory/1376-60-0x0000000000AD0000-0x0000000000AFB000-memory.dmp
        Filesize

        172KB

      • memory/1376-59-0x000000000D380000-0x000000000D3FB000-memory.dmp
        Filesize

        492KB

      • memory/1376-58-0x000000007EF40000-0x000000007EF41000-memory.dmp
        Filesize

        4KB

      • memory/1376-57-0x00000000004B0000-0x00000000004BE000-memory.dmp
        Filesize

        56KB

      • memory/1376-56-0x0000000004EB0000-0x0000000004EB1000-memory.dmp
        Filesize

        4KB

      • memory/1476-72-0x0000000000000000-mapping.dmp