Analysis

  • max time kernel
    154s
  • max time network
    161s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • 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
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:628
      • 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:1616
    • C:\Windows\SysWOW64\autoconv.exe
      "C:\Windows\SysWOW64\autoconv.exe"
      2⤵
        PID:2856
      • C:\Windows\SysWOW64\msdt.exe
        "C:\Windows\SysWOW64\msdt.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:400
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
          3⤵
            PID:2736

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/400-131-0x0000000000000000-mapping.dmp
      • memory/400-136-0x00000000012F0000-0x0000000001380000-memory.dmp
        Filesize

        576KB

      • memory/400-134-0x0000000004AF0000-0x0000000004E10000-memory.dmp
        Filesize

        3.1MB

      • memory/400-132-0x00000000013D0000-0x0000000001543000-memory.dmp
        Filesize

        1.4MB

      • memory/400-133-0x0000000000900000-0x0000000000929000-memory.dmp
        Filesize

        164KB

      • memory/628-125-0x00000000081C0000-0x00000000081EB000-memory.dmp
        Filesize

        172KB

      • memory/628-118-0x0000000004B90000-0x0000000004B91000-memory.dmp
        Filesize

        4KB

      • memory/628-122-0x0000000004E00000-0x0000000004E0E000-memory.dmp
        Filesize

        56KB

      • memory/628-123-0x000000007F330000-0x000000007F331000-memory.dmp
        Filesize

        4KB

      • memory/628-124-0x0000000008530000-0x00000000085AC000-memory.dmp
        Filesize

        496KB

      • memory/628-114-0x0000000000150000-0x0000000000151000-memory.dmp
        Filesize

        4KB

      • memory/628-116-0x0000000004A40000-0x0000000004A41000-memory.dmp
        Filesize

        4KB

      • memory/628-117-0x0000000005090000-0x0000000005091000-memory.dmp
        Filesize

        4KB

      • memory/628-121-0x0000000004B90000-0x000000000508E000-memory.dmp
        Filesize

        5.0MB

      • memory/628-119-0x0000000004A30000-0x0000000004A31000-memory.dmp
        Filesize

        4KB

      • memory/628-120-0x0000000004D40000-0x0000000004D41000-memory.dmp
        Filesize

        4KB

      • memory/1616-128-0x00000000012B0000-0x00000000015D0000-memory.dmp
        Filesize

        3.1MB

      • memory/1616-129-0x0000000000D00000-0x0000000000E4A000-memory.dmp
        Filesize

        1.3MB

      • memory/1616-127-0x000000000041D3A0-mapping.dmp
      • memory/1616-126-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB

      • memory/2736-135-0x0000000000000000-mapping.dmp
      • memory/2996-130-0x0000000006EF0000-0x0000000007037000-memory.dmp
        Filesize

        1.3MB

      • memory/2996-137-0x00000000053F0000-0x0000000005515000-memory.dmp
        Filesize

        1.1MB