Analysis

  • max time kernel
    300s
  • max time network
    302s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    24-09-2021 14:59

General

  • Target

    INVOICE.exe

  • Size

    1MB

  • MD5

    3e0b369f71d263bd0918bfce2b1873c3

  • SHA1

    0919aa900e50b290cc90426537ec25a9c44496b0

  • SHA256

    c10f872ac7d56c5c8d5151eb8d5c3aba275f83bd55700c0dc38776a04b275175

  • SHA512

    6c5cb90c5519dbaf90b2ca2183d6c48a1cd216eeb1eff02f16d1042cdde5955734c7ea52408e6ec907abb1a5e4c40eca40b9ed830a92315fad4660861e425c3f

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

m6rs

C2

http://www.litediv.com/m6rs/

Decoy

globalsovereignbank.com

ktnrape.xyz

churchybulletin.com

ddyla.com

imatge.cat

iwholesalestore.com

cultivapro.club

ibcfcl.com

refurbisheddildo.com

killerinktnpasumo4.xyz

mdphotoart.com

smi-ity.com

stanprolearningcenter.com

companyintelapp.com

tacticarc.com

soolls.com

gra68.net

cedricettori.digital

mossobuy.com

way2liv.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 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2428
      • C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
        "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2136
    • C:\Windows\SysWOW64\autochk.exe
      "C:\Windows\SysWOW64\autochk.exe"
      2⤵
        PID:4028
      • C:\Windows\SysWOW64\autochk.exe
        "C:\Windows\SysWOW64\autochk.exe"
        2⤵
          PID:2348
        • C:\Windows\SysWOW64\cscript.exe
          "C:\Windows\SysWOW64\cscript.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:420
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
            3⤵
              PID:1252

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/420-130-0x0000000000000000-mapping.dmp
        • memory/420-135-0x0000000004CE0000-0x0000000004D70000-memory.dmp
          Filesize

          576KB

        • memory/420-132-0x00000000012C0000-0x00000000012E7000-memory.dmp
          Filesize

          156KB

        • memory/420-134-0x0000000004930000-0x0000000004C50000-memory.dmp
          Filesize

          3MB

        • memory/420-133-0x0000000001200000-0x0000000001229000-memory.dmp
          Filesize

          164KB

        • memory/1252-131-0x0000000000000000-mapping.dmp
        • memory/2136-126-0x000000000041D3D0-mapping.dmp
        • memory/2136-128-0x0000000001470000-0x0000000001481000-memory.dmp
          Filesize

          68KB

        • memory/2136-127-0x00000000017A0000-0x0000000001AC0000-memory.dmp
          Filesize

          3MB

        • memory/2136-125-0x0000000000400000-0x0000000000429000-memory.dmp
          Filesize

          164KB

        • memory/2428-120-0x0000000004AA0000-0x0000000004AA1000-memory.dmp
          Filesize

          4KB

        • memory/2428-115-0x0000000000160000-0x0000000000161000-memory.dmp
          Filesize

          4KB

        • memory/2428-124-0x00000000073F0000-0x0000000007422000-memory.dmp
          Filesize

          200KB

        • memory/2428-122-0x0000000004CF0000-0x0000000004CF7000-memory.dmp
          Filesize

          28KB

        • memory/2428-121-0x0000000006EF0000-0x0000000006EF1000-memory.dmp
          Filesize

          4KB

        • memory/2428-123-0x0000000007280000-0x00000000072E1000-memory.dmp
          Filesize

          388KB

        • memory/2428-119-0x0000000004BC0000-0x00000000050BE000-memory.dmp
          Filesize

          4MB

        • memory/2428-118-0x0000000004AC0000-0x0000000004AC1000-memory.dmp
          Filesize

          4KB

        • memory/2428-117-0x00000000050C0000-0x00000000050C1000-memory.dmp
          Filesize

          4KB

        • memory/3028-129-0x00000000065B0000-0x00000000066E0000-memory.dmp
          Filesize

          1MB

        • memory/3028-136-0x0000000002F90000-0x000000000306B000-memory.dmp
          Filesize

          876KB