Analysis

  • max time kernel
    158s
  • max time network
    179s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    19-02-2022 07:54

General

  • Target

    win32.exe

  • Size

    385KB

  • MD5

    8c6d84464096e6d1849c689708516a8d

  • SHA1

    8be47c3512da862eacddc5f4e1eddc55d0e8d4bb

  • SHA256

    6370ffa17cea91839f8a40555da2ef41f0e97d539e4bdc60871a7783abcdd7f6

  • SHA512

    02913ecf4ab9927c86efb3add83a9edf21de2269acc49b698296626242d5aa04cd89eb8ac267ddafac82d39a2fa099e7474cd70f13f22ab324d1c54f14fbe967

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ahc8

Decoy

192451.com

wwwripostes.net

sirikhalsalaw.com

bitterbaybay.com

stella-scrubs.com

almanecermezcal.com

goodgood.online

translate-now.online

sincerefilm.com

quadrantforensics.com

johnfrenchart.com

plick-click.com

alnileen.com

tghi.xyz

172711.com

maymakita.com

punnyaseva.com

ukash-online.com

sho-yururi-blog.com

hebergement-solidaire.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
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\win32.exe
      "C:\Users\Admin\AppData\Local\Temp\win32.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1048
      • C:\Users\Admin\AppData\Local\Temp\mgavd.exe
        C:\Users\Admin\AppData\Local\Temp\mgavd.exe C:\Users\Admin\AppData\Local\Temp\qkiged
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:588
        • C:\Users\Admin\AppData\Local\Temp\mgavd.exe
          C:\Users\Admin\AppData\Local\Temp\mgavd.exe C:\Users\Admin\AppData\Local\Temp\qkiged
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:1124
    • C:\Windows\SysWOW64\wininit.exe
      "C:\Windows\SysWOW64\wininit.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:360
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\mgavd.exe"
        3⤵
          PID:1788

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\cnqpil5ibr72wg

      MD5

      63539c239244dbf6f83e1cc1ebb0a444

      SHA1

      67247ee80ed7f59271e7d897a683ce503cde51c3

      SHA256

      1bbd6f3f30511de3bf7c7643d929edd1f863c0f0bd67331d99b58cb170f61993

      SHA512

      5049f48fe77653a511e5949cfe6c565611f68ae08a557385fb70833495455021fe2ec657c9e127e0e3169dd2127dc136df73b4c361d3bd71661d6f51b28c5d11

    • C:\Users\Admin\AppData\Local\Temp\mgavd.exe

      MD5

      1738f16649edcdc550f3e20daa46eafc

      SHA1

      5368d6a6a275a46f5db8bc32a918555321d64a63

      SHA256

      668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

      SHA512

      d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

    • C:\Users\Admin\AppData\Local\Temp\mgavd.exe

      MD5

      1738f16649edcdc550f3e20daa46eafc

      SHA1

      5368d6a6a275a46f5db8bc32a918555321d64a63

      SHA256

      668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

      SHA512

      d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

    • C:\Users\Admin\AppData\Local\Temp\mgavd.exe

      MD5

      1738f16649edcdc550f3e20daa46eafc

      SHA1

      5368d6a6a275a46f5db8bc32a918555321d64a63

      SHA256

      668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

      SHA512

      d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

    • C:\Users\Admin\AppData\Local\Temp\qkiged

      MD5

      9b99f44011ecc5da234e3f81f9623261

      SHA1

      1f0b6c9dcff5bc24595fc35d775713dc6f5cce7f

      SHA256

      7014625142806826e7427ec69626abe3d15ce7b21286881eb8c48bcb96d0c47c

      SHA512

      1af1e48b36ad4584d4340e09344dba060974469e5defe7bef9b31e93a6d61b95276c5139f4ae2f5c4342806d75a240753440aaa0805e31406b46617093ff2268

    • \Users\Admin\AppData\Local\Temp\mgavd.exe

      MD5

      1738f16649edcdc550f3e20daa46eafc

      SHA1

      5368d6a6a275a46f5db8bc32a918555321d64a63

      SHA256

      668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

      SHA512

      d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

    • \Users\Admin\AppData\Local\Temp\mgavd.exe

      MD5

      1738f16649edcdc550f3e20daa46eafc

      SHA1

      5368d6a6a275a46f5db8bc32a918555321d64a63

      SHA256

      668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

      SHA512

      d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

    • memory/360-72-0x0000000000B10000-0x0000000000B2A000-memory.dmp

      Filesize

      104KB

    • memory/360-75-0x0000000000960000-0x00000000009F0000-memory.dmp

      Filesize

      576KB

    • memory/360-74-0x00000000020C0000-0x00000000023C3000-memory.dmp

      Filesize

      3.0MB

    • memory/360-73-0x00000000000D0000-0x00000000000F9000-memory.dmp

      Filesize

      164KB

    • memory/1048-54-0x00000000754B1000-0x00000000754B3000-memory.dmp

      Filesize

      8KB

    • memory/1124-65-0x000000000041D000-0x000000000041E000-memory.dmp

      Filesize

      4KB

    • memory/1124-68-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/1124-69-0x000000000041D000-0x000000000041E000-memory.dmp

      Filesize

      4KB

    • memory/1124-70-0x0000000000310000-0x0000000000321000-memory.dmp

      Filesize

      68KB

    • memory/1124-66-0x00000000002C0000-0x00000000002D1000-memory.dmp

      Filesize

      68KB

    • memory/1124-64-0x0000000000860000-0x0000000000B63000-memory.dmp

      Filesize

      3.0MB

    • memory/1124-61-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/1220-71-0x00000000075A0000-0x00000000076CC000-memory.dmp

      Filesize

      1.2MB

    • memory/1220-67-0x0000000004C40000-0x0000000004D08000-memory.dmp

      Filesize

      800KB

    • memory/1220-76-0x0000000004360000-0x00000000043FD000-memory.dmp

      Filesize

      628KB