Analysis

  • max time kernel
    4294208s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    07-03-2022 15:32

General

  • Target

    66fd2bc4d1ec466bcd76e50bbc959b9a794e897345e69305e11aa99d0b0d656d.exe

  • Size

    357KB

  • MD5

    b99e10d4eb07e4a986ee92bcf444a7bf

  • SHA1

    470d703ad9ea51844f0577d917f7167cc032887d

  • SHA256

    66fd2bc4d1ec466bcd76e50bbc959b9a794e897345e69305e11aa99d0b0d656d

  • SHA512

    4914d79035dffa9ef00dc79ac756957a3cf686af41e414836ae0500ec1a9c5084cb77b1a2c1f7ff203d77b9f7897f8de3b38c1aadb36c68aa92d5900b18096b0

Score
10/10

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

pout

Decoy

leadergaterealty.com

k7bsz.info

laidjapp1.com

eastcountytaxi.com

betterlife-uae.com

materaiku.com

chanhxebinhthuan-hcm.online

06gjm.xyz

67t.xyz

here-we-meet.com

screened-articletoseetoday.info

lucykg.club

mujdobron.quest

susakhi.com

funtabse.com

unlimitedpain.com

2ed58fwec.xyz

weighttrainingexpert.com

allisonsheillax.com

yektaburgers.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Users\Admin\AppData\Local\Temp\66fd2bc4d1ec466bcd76e50bbc959b9a794e897345e69305e11aa99d0b0d656d.exe
      "C:\Users\Admin\AppData\Local\Temp\66fd2bc4d1ec466bcd76e50bbc959b9a794e897345e69305e11aa99d0b0d656d.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe
        C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe C:\Users\Admin\AppData\Local\Temp\idgcov
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1836
        • C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe
          C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe C:\Users\Admin\AppData\Local\Temp\idgcov
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:588
    • C:\Windows\SysWOW64\wuapp.exe
      "C:\Windows\SysWOW64\wuapp.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe"
        3⤵
          PID:1860

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\4mbuzq0rf0rv81
      MD5

      bec780ab3a86d3885c9872f4d75dbcd5

      SHA1

      a1122469144444e83c37fb27b69f32835a007379

      SHA256

      a8447660db41efb0fc4bc2948f31c3b6ef82adf83844ccbb21ec45a37bfafe0d

      SHA512

      ee210c5b7dac3494d7ed12793fcb292462f9dd190820c7099d233b223b5097b5541fc301cd32101947564a9e5934ff13753722f4d7fad83a503b27eadbe4fc29

    • C:\Users\Admin\AppData\Local\Temp\idgcov
      MD5

      ef56418270d58e8a8ad6bc84ed05928c

      SHA1

      d3210c0c1568cc6d67763c628654209cf0ee60be

      SHA256

      ebb25e646a42bc51c2f6c03f5715a07b0e672256e348b37893e9f6a5a558d06e

      SHA512

      a92d5b12b82241049cb588de455b214eca739efbb9ce06eed834b86e5ea512a8ddf751e3c1a81c1e1c6dd9ab5c4e9ca95586c475ccdbec0c64f5490e79eadbe7

    • C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe
      MD5

      ac46facd334c7cd106cde9fdf38e965c

      SHA1

      daa001174d595132938cfc19c43579cbd4d082ca

      SHA256

      c1d018b4850721d1a602b7aa0273ef1e00d962199167f1b09465a47daff31b1b

      SHA512

      f546345984e3edb7651737306201e8b5a5d76c4b508170fb998ecb16245846cc3719052390aa47ca2b862bc0bbb5ae4174ec9605f5fb0c91758c4aef4092805e

    • C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe
      MD5

      ac46facd334c7cd106cde9fdf38e965c

      SHA1

      daa001174d595132938cfc19c43579cbd4d082ca

      SHA256

      c1d018b4850721d1a602b7aa0273ef1e00d962199167f1b09465a47daff31b1b

      SHA512

      f546345984e3edb7651737306201e8b5a5d76c4b508170fb998ecb16245846cc3719052390aa47ca2b862bc0bbb5ae4174ec9605f5fb0c91758c4aef4092805e

    • C:\Users\Admin\AppData\Local\Temp\nwixhieg.exe
      MD5

      ac46facd334c7cd106cde9fdf38e965c

      SHA1

      daa001174d595132938cfc19c43579cbd4d082ca

      SHA256

      c1d018b4850721d1a602b7aa0273ef1e00d962199167f1b09465a47daff31b1b

      SHA512

      f546345984e3edb7651737306201e8b5a5d76c4b508170fb998ecb16245846cc3719052390aa47ca2b862bc0bbb5ae4174ec9605f5fb0c91758c4aef4092805e

    • \Users\Admin\AppData\Local\Temp\nwixhieg.exe
      MD5

      ac46facd334c7cd106cde9fdf38e965c

      SHA1

      daa001174d595132938cfc19c43579cbd4d082ca

      SHA256

      c1d018b4850721d1a602b7aa0273ef1e00d962199167f1b09465a47daff31b1b

      SHA512

      f546345984e3edb7651737306201e8b5a5d76c4b508170fb998ecb16245846cc3719052390aa47ca2b862bc0bbb5ae4174ec9605f5fb0c91758c4aef4092805e

    • \Users\Admin\AppData\Local\Temp\nwixhieg.exe
      MD5

      ac46facd334c7cd106cde9fdf38e965c

      SHA1

      daa001174d595132938cfc19c43579cbd4d082ca

      SHA256

      c1d018b4850721d1a602b7aa0273ef1e00d962199167f1b09465a47daff31b1b

      SHA512

      f546345984e3edb7651737306201e8b5a5d76c4b508170fb998ecb16245846cc3719052390aa47ca2b862bc0bbb5ae4174ec9605f5fb0c91758c4aef4092805e

    • memory/588-61-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/588-64-0x00000000006F0000-0x00000000009F3000-memory.dmp
      Filesize

      3.0MB

    • memory/588-65-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/588-66-0x00000000005D0000-0x00000000005E1000-memory.dmp
      Filesize

      68KB

    • memory/1208-72-0x0000000004D60000-0x0000000004E4D000-memory.dmp
      Filesize

      948KB

    • memory/1208-67-0x0000000003F10000-0x0000000004055000-memory.dmp
      Filesize

      1.3MB

    • memory/1612-69-0x0000000000090000-0x00000000000B9000-memory.dmp
      Filesize

      164KB

    • memory/1612-68-0x0000000000130000-0x000000000013B000-memory.dmp
      Filesize

      44KB

    • memory/1612-70-0x0000000001FE0000-0x00000000022E3000-memory.dmp
      Filesize

      3.0MB

    • memory/1612-71-0x0000000000410000-0x00000000004A0000-memory.dmp
      Filesize

      576KB

    • memory/2040-54-0x0000000075751000-0x0000000075753000-memory.dmp
      Filesize

      8KB