Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    21-09-2021 20:13

General

  • Target

    PAYMENT COPY.exe

  • Size

    872KB

  • MD5

    a3279da350cf134f736629e5e55c0a41

  • SHA1

    d28cc3a2cc3e16cf38634cab8db41aacebf4709b

  • SHA256

    fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581

  • SHA512

    248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

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 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 23 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 COPY.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1236
      • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
        "{path}"
        3⤵
          PID:952
        • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
          "{path}"
          3⤵
            PID:1692
          • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
            "{path}"
            3⤵
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            PID:1568
        • C:\Windows\SysWOW64\help.exe
          "C:\Windows\SysWOW64\help.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1280
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
            3⤵
            • Deletes itself
            PID:764

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/764-69-0x0000000000000000-mapping.dmp
      • memory/1204-64-0x0000000004C30000-0x0000000004D61000-memory.dmp
        Filesize

        1.2MB

      • memory/1204-72-0x0000000003CA0000-0x0000000003D48000-memory.dmp
        Filesize

        672KB

      • memory/1236-56-0x0000000004F70000-0x0000000004F71000-memory.dmp
        Filesize

        4KB

      • memory/1236-57-0x00000000003B0000-0x00000000003BE000-memory.dmp
        Filesize

        56KB

      • memory/1236-58-0x000000007EF40000-0x000000007EF41000-memory.dmp
        Filesize

        4KB

      • memory/1236-59-0x00000000053B0000-0x000000000542C000-memory.dmp
        Filesize

        496KB

      • memory/1236-60-0x0000000000AF0000-0x0000000000B1B000-memory.dmp
        Filesize

        172KB

      • memory/1236-54-0x0000000000130000-0x0000000000131000-memory.dmp
        Filesize

        4KB

      • memory/1280-68-0x0000000000080000-0x00000000000A9000-memory.dmp
        Filesize

        164KB

      • memory/1280-66-0x0000000000000000-mapping.dmp
      • memory/1280-67-0x0000000000430000-0x0000000000436000-memory.dmp
        Filesize

        24KB

      • memory/1280-70-0x0000000000770000-0x0000000000A73000-memory.dmp
        Filesize

        3.0MB

      • memory/1280-71-0x0000000000650000-0x00000000006E0000-memory.dmp
        Filesize

        576KB

      • memory/1568-65-0x0000000000330000-0x0000000000341000-memory.dmp
        Filesize

        68KB

      • memory/1568-63-0x00000000009C0000-0x0000000000CC3000-memory.dmp
        Filesize

        3.0MB

      • memory/1568-62-0x000000000041D3A0-mapping.dmp
      • memory/1568-61-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB