Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    24-09-2021 13:44

General

  • Target

    PROFOMA INVOICE.exe

  • Size

    866KB

  • MD5

    24736913b455be2ed3d1cc67c767afc4

  • SHA1

    8026db0f265178cf013ac579c1b7267f4014bf2c

  • SHA256

    a109f0b9407728fef1b41d766e8228085ee04661156d84ef543777bf311f450b

  • SHA512

    49dd3e5ecbf6d4cd310a45d0b52e36a363d701f0a9cc14a1d3c103b613eb5a756fdc9ce8b028d69b56c4c8137d29ea3d57865b4ff75dac44bf982e5c80ee56ee

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 46 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:664
      • C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe
        "{path}"
        3⤵
          PID:3004
        • C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe
          "{path}"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:3688
      • 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:3580
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.exe"
          3⤵
            PID:496

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/496-134-0x0000000000000000-mapping.dmp
      • memory/664-125-0x00000000093C0000-0x00000000093EB000-memory.dmp
        Filesize

        172KB

      • memory/664-118-0x0000000005350000-0x0000000005351000-memory.dmp
        Filesize

        4KB

      • memory/664-116-0x00000000052B0000-0x00000000052B1000-memory.dmp
        Filesize

        4KB

      • memory/664-119-0x0000000005210000-0x00000000052AC000-memory.dmp
        Filesize

        624KB

      • memory/664-120-0x0000000005280000-0x0000000005281000-memory.dmp
        Filesize

        4KB

      • memory/664-121-0x0000000005530000-0x0000000005531000-memory.dmp
        Filesize

        4KB

      • memory/664-122-0x0000000005E00000-0x0000000005E01000-memory.dmp
        Filesize

        4KB

      • memory/664-123-0x0000000004D40000-0x0000000004D4E000-memory.dmp
        Filesize

        56KB

      • memory/664-124-0x0000000009310000-0x0000000009389000-memory.dmp
        Filesize

        484KB

      • memory/664-114-0x0000000000850000-0x0000000000851000-memory.dmp
        Filesize

        4KB

      • memory/664-117-0x0000000005900000-0x0000000005901000-memory.dmp
        Filesize

        4KB

      • memory/3024-137-0x0000000005E30000-0x0000000005F76000-memory.dmp
        Filesize

        1.3MB

      • memory/3024-130-0x0000000005CB0000-0x0000000005D89000-memory.dmp
        Filesize

        868KB

      • memory/3580-131-0x0000000000000000-mapping.dmp
      • memory/3580-133-0x0000000002BA0000-0x0000000002BC9000-memory.dmp
        Filesize

        164KB

      • memory/3580-132-0x0000000000870000-0x00000000009E3000-memory.dmp
        Filesize

        1.4MB

      • memory/3580-135-0x0000000004E80000-0x00000000051A0000-memory.dmp
        Filesize

        3.1MB

      • memory/3580-136-0x0000000004C30000-0x0000000004CC0000-memory.dmp
        Filesize

        576KB

      • memory/3688-129-0x0000000000EB0000-0x0000000000EC1000-memory.dmp
        Filesize

        68KB

      • memory/3688-128-0x0000000001330000-0x0000000001650000-memory.dmp
        Filesize

        3.1MB

      • memory/3688-127-0x000000000041D3A0-mapping.dmp
      • memory/3688-126-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB