Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    27-07-2021 16:03

General

  • Target

    Order_15078.exe

  • Size

    685KB

  • MD5

    c50b491461d89171d660abcc9c654171

  • SHA1

    e1cc6e9512546b2a8eefd3741f52c30121be3dea

  • SHA256

    6db6324fe282260a224e77fff9bdad3240a63d48ac587f2a701785ea69c317a5

  • SHA512

    7589ece7798fa6affec99655d301cb23acd8a25654c0411ad6e871247a24b31653ea8b6249b6440124acb5fad5f390f73e8cbb7ee76be1970ee12f4ad27e52e0

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.steveblexrud.com/rqe8/

Decoy

bjft.net

abrosnm3.com

badlistens.com

signal-japan.com

schaka.com

kingdompersonalbranding.com

sewmenship.com

lzproperty.com

mojoimpacthosting.com

carinsurancecoverage.care

corporatemercadona.com

mobileswash.com

forevercelebration2026.com

co-het.com

bellesherlou.com

commentsoldgolf.com

onlytwod.group

utesco.info

martstrip.com

onszdgu.icu

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)
  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • Xloader Payload 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 44 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:3052
    • C:\Users\Admin\AppData\Local\Temp\Order_15078.exe
      "C:\Users\Admin\AppData\Local\Temp\Order_15078.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3916
      • C:\Users\Admin\AppData\Local\Temp\Order_15078.exe
        "C:\Users\Admin\AppData\Local\Temp\Order_15078.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2036
    • C:\Windows\SysWOW64\wlanext.exe
      "C:\Windows\SysWOW64\wlanext.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1344
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Order_15078.exe"
        3⤵
          PID:3584

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1344-129-0x0000000000000000-mapping.dmp
    • memory/1344-134-0x0000000003400000-0x000000000348F000-memory.dmp
      Filesize

      572KB

    • memory/1344-133-0x00000000030E0000-0x0000000003400000-memory.dmp
      Filesize

      3.1MB

    • memory/1344-131-0x0000000000A50000-0x0000000000A78000-memory.dmp
      Filesize

      160KB

    • memory/1344-130-0x0000000000F20000-0x0000000000F37000-memory.dmp
      Filesize

      92KB

    • memory/2036-125-0x000000000041CFE0-mapping.dmp
    • memory/2036-126-0x0000000001760000-0x0000000001A80000-memory.dmp
      Filesize

      3.1MB

    • memory/2036-127-0x0000000001170000-0x0000000001180000-memory.dmp
      Filesize

      64KB

    • memory/2036-124-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/3052-128-0x0000000008B80000-0x0000000008D13000-memory.dmp
      Filesize

      1.6MB

    • memory/3052-135-0x0000000006800000-0x0000000006920000-memory.dmp
      Filesize

      1.1MB

    • memory/3584-132-0x0000000000000000-mapping.dmp
    • memory/3916-123-0x0000000007650000-0x000000000767F000-memory.dmp
      Filesize

      188KB

    • memory/3916-114-0x0000000000940000-0x0000000000941000-memory.dmp
      Filesize

      4KB

    • memory/3916-122-0x0000000008CD0000-0x0000000008D42000-memory.dmp
      Filesize

      456KB

    • memory/3916-121-0x0000000007370000-0x000000000737B000-memory.dmp
      Filesize

      44KB

    • memory/3916-120-0x0000000005180000-0x0000000005212000-memory.dmp
      Filesize

      584KB

    • memory/3916-119-0x0000000005230000-0x0000000005231000-memory.dmp
      Filesize

      4KB

    • memory/3916-118-0x0000000005310000-0x0000000005311000-memory.dmp
      Filesize

      4KB

    • memory/3916-117-0x0000000005270000-0x0000000005271000-memory.dmp
      Filesize

      4KB

    • memory/3916-116-0x0000000005770000-0x0000000005771000-memory.dmp
      Filesize

      4KB