Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    16-09-2021 11:36

General

  • Target

    SHIPPING DOCUMENTS.exe

  • Size

    457KB

  • MD5

    50d046de51441ed6d03da1662cecc772

  • SHA1

    b1be2f4383e4fece502efcdf1494c056ce5f7b10

  • SHA256

    5a3b0b3dfa0c258ad5d6e510d14b3b7ab8b16b49b9024669a4102d55de4e74ae

  • SHA512

    b018d6941e6209a36a6ce07a84a90f96c59bbf4de4bfea126f215160bd10404c1ab88e00939306795c8b99a8a32101cc8cd2e9566a537580b7493e777df9f8cc

Malware Config

Extracted

Family

xloader

Version

2.4

Campaign

n58i

C2

http://www.nordicbatterybelt.net/n58i/

Decoy

southerncircumstance.com

mcsasco.com

ifbrick.com

societe-anonyme.net

bantank.xyz

dogecoin.beauty

aboutacoffee.com

babalandlordrealestate.com

tintgta.com

integrity.directory

parwnr.icu

poltishof.online

stayandstyle.com

ickjeame.xyz

currentmotors.ca

pond.fund

petrosterzis.com

deadbydaylightpoints.com

hotel-balzac.paris

focusmaintainance.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 22 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe
      "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1076
      • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe
        "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1532
    • C:\Windows\SysWOW64\autoconv.exe
      "C:\Windows\SysWOW64\autoconv.exe"
      2⤵
        PID:1560
      • 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:1912
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe"
          3⤵
          • Deletes itself
          PID:1908

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1076-53-0x0000000001090000-0x0000000001091000-memory.dmp
      Filesize

      4KB

    • memory/1076-55-0x0000000001000000-0x0000000001001000-memory.dmp
      Filesize

      4KB

    • memory/1076-56-0x0000000000B10000-0x0000000000B17000-memory.dmp
      Filesize

      28KB

    • memory/1076-57-0x0000000005220000-0x0000000005280000-memory.dmp
      Filesize

      384KB

    • memory/1076-58-0x0000000000FD0000-0x0000000000FFB000-memory.dmp
      Filesize

      172KB

    • memory/1400-71-0x00000000027D0000-0x00000000027E0000-memory.dmp
      Filesize

      64KB

    • memory/1400-70-0x0000000006AA0000-0x0000000006BAE000-memory.dmp
      Filesize

      1.1MB

    • memory/1400-63-0x0000000004B10000-0x0000000004BEC000-memory.dmp
      Filesize

      880KB

    • memory/1532-61-0x0000000000970000-0x0000000000C73000-memory.dmp
      Filesize

      3.0MB

    • memory/1532-62-0x0000000000280000-0x0000000000291000-memory.dmp
      Filesize

      68KB

    • memory/1532-60-0x000000000041D470-mapping.dmp
    • memory/1532-59-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/1908-65-0x0000000000000000-mapping.dmp
    • memory/1912-64-0x0000000000000000-mapping.dmp
    • memory/1912-66-0x000000004A190000-0x000000004A1DC000-memory.dmp
      Filesize

      304KB

    • memory/1912-67-0x0000000000080000-0x00000000000A9000-memory.dmp
      Filesize

      164KB

    • memory/1912-68-0x0000000001FE0000-0x00000000022E3000-memory.dmp
      Filesize

      3.0MB

    • memory/1912-69-0x0000000001EE0000-0x0000000001F70000-memory.dmp
      Filesize

      576KB