Analysis

  • max time kernel
    152s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23-09-2021 10:12

General

  • Target

    QUOTATION '.exe

  • Size

    885KB

  • MD5

    2fdc9cdf35cbdd01b4f61eaa4d8d38a6

  • SHA1

    a59e65c3ecc0c3f586bece4db3a085734c3e4da5

  • SHA256

    c7e4871bd8e22a0dfd8116206cff6631ca4a91857df75017b890768da0730041

  • SHA512

    122adec9d2185d0327f4d07b466e71a55f2689216009325aa5ffd62eb8247654a8dd659031cf07197151f1c17e654a8e4f3e343a04ad61efd5def1340bf97201

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 38 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:2180
    • C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe
      "C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1096
      • C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:668
    • C:\Windows\SysWOW64\autoconv.exe
      "C:\Windows\SysWOW64\autoconv.exe"
      2⤵
        PID:492
      • C:\Windows\SysWOW64\autoconv.exe
        "C:\Windows\SysWOW64\autoconv.exe"
        2⤵
          PID:504
        • C:\Windows\SysWOW64\wscript.exe
          "C:\Windows\SysWOW64\wscript.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2728
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe"
            3⤵
              PID:3952

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/668-126-0x0000000000400000-0x0000000000429000-memory.dmp
          Filesize

          164KB

        • memory/668-128-0x0000000001770000-0x0000000001A90000-memory.dmp
          Filesize

          3.1MB

        • memory/668-129-0x0000000001150000-0x0000000001161000-memory.dmp
          Filesize

          68KB

        • memory/668-127-0x000000000041D3A0-mapping.dmp
        • memory/1096-120-0x00000000054A0000-0x00000000054A1000-memory.dmp
          Filesize

          4KB

        • memory/1096-116-0x0000000005230000-0x0000000005231000-memory.dmp
          Filesize

          4KB

        • memory/1096-121-0x0000000005CE0000-0x0000000005CE1000-memory.dmp
          Filesize

          4KB

        • memory/1096-122-0x0000000005190000-0x000000000522C000-memory.dmp
          Filesize

          624KB

        • memory/1096-123-0x0000000000EE0000-0x0000000000EEE000-memory.dmp
          Filesize

          56KB

        • memory/1096-124-0x0000000009280000-0x00000000092FD000-memory.dmp
          Filesize

          500KB

        • memory/1096-125-0x0000000009330000-0x000000000935B000-memory.dmp
          Filesize

          172KB

        • memory/1096-119-0x00000000051C0000-0x00000000051C1000-memory.dmp
          Filesize

          4KB

        • memory/1096-118-0x00000000052E0000-0x00000000052E1000-memory.dmp
          Filesize

          4KB

        • memory/1096-114-0x0000000000790000-0x0000000000791000-memory.dmp
          Filesize

          4KB

        • memory/1096-117-0x00000000057E0000-0x00000000057E1000-memory.dmp
          Filesize

          4KB

        • memory/2180-130-0x0000000005660000-0x0000000005791000-memory.dmp
          Filesize

          1.2MB

        • memory/2180-137-0x00000000030F0000-0x00000000031C3000-memory.dmp
          Filesize

          844KB

        • memory/2728-131-0x0000000000000000-mapping.dmp
        • memory/2728-133-0x0000000000430000-0x0000000000459000-memory.dmp
          Filesize

          164KB

        • memory/2728-132-0x00000000012D0000-0x00000000012F7000-memory.dmp
          Filesize

          156KB

        • memory/2728-135-0x0000000004700000-0x0000000004A20000-memory.dmp
          Filesize

          3.1MB

        • memory/2728-136-0x0000000000FF0000-0x0000000001080000-memory.dmp
          Filesize

          576KB

        • memory/3952-134-0x0000000000000000-mapping.dmp