Analysis

  • max time kernel
    153s
  • max time network
    163s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    21-09-2021 18:05

General

  • Target

    UPDATED e-STATEMENT..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 48 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
      "C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
        "{path}"
        3⤵
          PID:3776
        • C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
          "{path}"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:3624
      • C:\Windows\SysWOW64\systray.exe
        "C:\Windows\SysWOW64\systray.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3580
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
          3⤵
            PID:3244

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1788-126-0x0000000009D40000-0x0000000009D6B000-memory.dmp
        Filesize

        172KB

      • memory/1788-117-0x0000000005220000-0x0000000005221000-memory.dmp
        Filesize

        4KB

      • memory/1788-115-0x0000000000920000-0x0000000000921000-memory.dmp
        Filesize

        4KB

      • memory/1788-119-0x0000000005380000-0x0000000005381000-memory.dmp
        Filesize

        4KB

      • memory/1788-120-0x0000000005200000-0x0000000005201000-memory.dmp
        Filesize

        4KB

      • memory/1788-121-0x00000000054E0000-0x00000000054E1000-memory.dmp
        Filesize

        4KB

      • memory/1788-122-0x00000000052E0000-0x00000000057DE000-memory.dmp
        Filesize

        5.0MB

      • memory/1788-123-0x00000000055C0000-0x00000000055CE000-memory.dmp
        Filesize

        56KB

      • memory/1788-124-0x000000007EE00000-0x000000007EE01000-memory.dmp
        Filesize

        4KB

      • memory/1788-125-0x0000000007CC0000-0x0000000007D3C000-memory.dmp
        Filesize

        496KB

      • memory/1788-118-0x00000000057E0000-0x00000000057E1000-memory.dmp
        Filesize

        4KB

      • memory/3028-138-0x0000000006790000-0x00000000068EC000-memory.dmp
        Filesize

        1.4MB

      • memory/3028-130-0x0000000001020000-0x0000000001147000-memory.dmp
        Filesize

        1.2MB

      • memory/3244-135-0x0000000000000000-mapping.dmp
      • memory/3580-132-0x0000000000000000-mapping.dmp
      • memory/3580-134-0x0000000002AA0000-0x0000000002AC9000-memory.dmp
        Filesize

        164KB

      • memory/3580-133-0x0000000000290000-0x0000000000296000-memory.dmp
        Filesize

        24KB

      • memory/3580-136-0x0000000004610000-0x0000000004930000-memory.dmp
        Filesize

        3.1MB

      • memory/3580-137-0x0000000004460000-0x00000000044F0000-memory.dmp
        Filesize

        576KB

      • memory/3624-128-0x000000000041D3A0-mapping.dmp
      • memory/3624-129-0x0000000001960000-0x0000000001C80000-memory.dmp
        Filesize

        3.1MB

      • memory/3624-131-0x00000000014E0000-0x00000000014F1000-memory.dmp
        Filesize

        68KB

      • memory/3624-127-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB