Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    29-09-2021 17:06

General

  • Target

    1ZA109T4043832978.exe

  • Size

    870KB

  • MD5

    b9c97800cf3e146a5ab333672363db14

  • SHA1

    545da9f150fcdf0994b87d09b26963c3a2788665

  • SHA256

    5f849b2eff2280adf1041388bbad6fc2e4f047c36b6d942ecd4e07946352049c

  • SHA512

    65f5ed4a6ebfb6125faa6f347070d391c5ec883f84603777605da2790cb8bf90c372e8d1bb86447479e2ddb3d63ea6b4fb089667a0fdb7ed6587b2416c7a7fb5

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

tr7h

C2

http://www.globalinterchangellc.com/tr7h/

Decoy

hnhstudios.com

du-lang.com

lonestartradeoilllc.com

criptool.online

rebus-automotive.com

boxedwallconsepts.net

helixarray.com

jinqiaodianfen.com

goldenwaxi.com

comprarloterianacional.com

digebitdigital.com

cryptoupp.com

332151.com

bousui.club

redakassoumeh.com

giantinosglobalreachstore.com

resultsnft.com

papicolar.com

juvesti.com

tax-kaikei.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 40 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:3060
    • C:\Users\Admin\AppData\Local\Temp\1ZA109T4043832978.exe
      "C:\Users\Admin\AppData\Local\Temp\1ZA109T4043832978.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:656
      • C:\Users\Admin\AppData\Local\Temp\1ZA109T4043832978.exe
        "C:\Users\Admin\AppData\Local\Temp\1ZA109T4043832978.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:3744
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:544
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\1ZA109T4043832978.exe"
        3⤵
          PID:2556

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/544-130-0x0000000000000000-mapping.dmp
    • memory/544-135-0x0000000003400000-0x0000000003490000-memory.dmp
      Filesize

      576KB

    • memory/544-134-0x0000000003620000-0x0000000003940000-memory.dmp
      Filesize

      3.1MB

    • memory/544-133-0x00000000008A0000-0x00000000008C9000-memory.dmp
      Filesize

      164KB

    • memory/544-132-0x0000000000990000-0x000000000099C000-memory.dmp
      Filesize

      48KB

    • memory/656-120-0x00000000087F0000-0x00000000087F1000-memory.dmp
      Filesize

      4KB

    • memory/656-122-0x0000000008D20000-0x0000000008D88000-memory.dmp
      Filesize

      416KB

    • memory/656-123-0x0000000008D90000-0x0000000008D92000-memory.dmp
      Filesize

      8KB

    • memory/656-124-0x0000000008DB0000-0x0000000008DE8000-memory.dmp
      Filesize

      224KB

    • memory/656-116-0x0000000005880000-0x0000000005881000-memory.dmp
      Filesize

      4KB

    • memory/656-117-0x0000000005380000-0x0000000005381000-memory.dmp
      Filesize

      4KB

    • memory/656-118-0x0000000005380000-0x000000000587E000-memory.dmp
      Filesize

      5.0MB

    • memory/656-119-0x0000000005320000-0x0000000005321000-memory.dmp
      Filesize

      4KB

    • memory/656-121-0x0000000005840000-0x0000000005853000-memory.dmp
      Filesize

      76KB

    • memory/656-114-0x00000000008C0000-0x00000000008C1000-memory.dmp
      Filesize

      4KB

    • memory/2556-131-0x0000000000000000-mapping.dmp
    • memory/3060-129-0x0000000006950000-0x0000000006A9F000-memory.dmp
      Filesize

      1.3MB

    • memory/3060-136-0x0000000006CD0000-0x0000000006DEC000-memory.dmp
      Filesize

      1.1MB

    • memory/3744-127-0x0000000001960000-0x0000000001C80000-memory.dmp
      Filesize

      3.1MB

    • memory/3744-128-0x00000000018F0000-0x0000000001901000-memory.dmp
      Filesize

      68KB

    • memory/3744-126-0x000000000041D4C0-mapping.dmp
    • memory/3744-125-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB