Analysis

  • max time kernel
    147s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    21-09-2021 12:20

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 23 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 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1244
    • 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:1324
      • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
        "{path}"
        3⤵
          PID:848
        • 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:948
      • 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:1376
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
          3⤵
          • Deletes itself
          PID:460

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/460-68-0x0000000000000000-mapping.dmp
    • memory/948-61-0x000000000041D3A0-mapping.dmp
    • memory/948-62-0x0000000000AA0000-0x0000000000DA3000-memory.dmp
      Filesize

      3.0MB

    • memory/948-64-0x0000000000280000-0x0000000000291000-memory.dmp
      Filesize

      68KB

    • memory/948-60-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/1244-71-0x0000000006220000-0x0000000006393000-memory.dmp
      Filesize

      1.4MB

    • memory/1244-63-0x0000000006010000-0x000000000611E000-memory.dmp
      Filesize

      1.1MB

    • memory/1324-58-0x0000000005500000-0x000000000557C000-memory.dmp
      Filesize

      496KB

    • memory/1324-59-0x00000000048F0000-0x000000000491B000-memory.dmp
      Filesize

      172KB

    • memory/1324-53-0x0000000000130000-0x0000000000131000-memory.dmp
      Filesize

      4KB

    • memory/1324-57-0x000000007EF40000-0x000000007EF41000-memory.dmp
      Filesize

      4KB

    • memory/1324-56-0x0000000000960000-0x000000000096E000-memory.dmp
      Filesize

      56KB

    • memory/1324-55-0x00000000047E0000-0x00000000047E1000-memory.dmp
      Filesize

      4KB

    • memory/1376-65-0x0000000000000000-mapping.dmp
    • memory/1376-66-0x0000000000650000-0x0000000000656000-memory.dmp
      Filesize

      24KB

    • memory/1376-67-0x0000000000080000-0x00000000000A9000-memory.dmp
      Filesize

      164KB

    • memory/1376-69-0x0000000000930000-0x0000000000C33000-memory.dmp
      Filesize

      3.0MB

    • memory/1376-70-0x0000000000660000-0x00000000006F0000-memory.dmp
      Filesize

      576KB