Analysis

  • max time kernel
    153s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    23-09-2021 10:20

General

  • Target

    PAYMENT COPY.exe

  • Size

    885KB

  • MD5

    2fdc9cdf35cbdd01b4f61eaa4d8d38a6

  • SHA1

    a59e65c3ecc0c3f586bece4db3a085734c3e4da5

  • SHA256

    c7e4871bd8e22a0dfd8116206cff6631ca4a91857df75017b890768da0730041

  • SHA512

    122adec9d2185d0327f4d07b466e71a55f2689216009325aa5ffd62eb8247654a8dd659031cf07197151f1c17e654a8e4f3e343a04ad61efd5def1340bf97201

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.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
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:612
      • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1800
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\SysWOW64\cmd.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:968
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
        3⤵
        • Deletes itself
        PID:1604

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/612-54-0x0000000000940000-0x0000000000941000-memory.dmp
    Filesize

    4KB

  • memory/612-56-0x0000000004E10000-0x0000000004E11000-memory.dmp
    Filesize

    4KB

  • memory/612-57-0x0000000000860000-0x000000000086E000-memory.dmp
    Filesize

    56KB

  • memory/612-58-0x0000000004D70000-0x0000000004DED000-memory.dmp
    Filesize

    500KB

  • memory/612-59-0x00000000046B0000-0x00000000046DB000-memory.dmp
    Filesize

    172KB

  • memory/968-67-0x000000004A050000-0x000000004A09C000-memory.dmp
    Filesize

    304KB

  • memory/968-65-0x0000000000000000-mapping.dmp
  • memory/968-68-0x00000000000D0000-0x00000000000F9000-memory.dmp
    Filesize

    164KB

  • memory/968-69-0x0000000001F10000-0x0000000002213000-memory.dmp
    Filesize

    3.0MB

  • memory/968-70-0x0000000001E60000-0x0000000001EF0000-memory.dmp
    Filesize

    576KB

  • memory/968-72-0x0000000075651000-0x0000000075653000-memory.dmp
    Filesize

    8KB

  • memory/1212-64-0x0000000004B90000-0x0000000004C3D000-memory.dmp
    Filesize

    692KB

  • memory/1212-71-0x0000000004C40000-0x0000000004D7A000-memory.dmp
    Filesize

    1.2MB

  • memory/1604-66-0x0000000000000000-mapping.dmp
  • memory/1800-61-0x000000000041D3A0-mapping.dmp
  • memory/1800-62-0x0000000000BC0000-0x0000000000EC3000-memory.dmp
    Filesize

    3.0MB

  • memory/1800-63-0x0000000000190000-0x00000000001A1000-memory.dmp
    Filesize

    68KB

  • memory/1800-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB