Analysis

  • max time kernel
    152s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    23-09-2021 06:19

General

  • Target

    QUOTATION.exe

  • Size

    1005KB

  • MD5

    9204ace7a5758570dbd35a19530591c5

  • SHA1

    69e92bf2483d4224bc3d0d2f6abb0d37810774df

  • SHA256

    ed4ba3559a925d94bd2917dd5d4247d84e904b1e8423c21e40a0b9efc7b295d6

  • SHA512

    7a78026223945e38d8c3364486585cd64658b4f4063b4ba3ba9a6d26ce435f598d9d829448a2de4ebfe6ffb5908a47bdc37378836a21bd69de31ef89d869c500

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 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 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 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
      "C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1524
    • 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:552
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
        3⤵
        • Deletes itself
        PID:688

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/552-67-0x0000000000000000-mapping.dmp
  • memory/552-74-0x0000000075BD1000-0x0000000075BD3000-memory.dmp
    Filesize

    8KB

  • memory/552-72-0x0000000000CD0000-0x0000000000D60000-memory.dmp
    Filesize

    576KB

  • memory/552-71-0x00000000009C0000-0x0000000000CC3000-memory.dmp
    Filesize

    3.0MB

  • memory/552-68-0x00000000011E0000-0x00000000011EB000-memory.dmp
    Filesize

    44KB

  • memory/552-69-0x0000000000090000-0x00000000000B9000-memory.dmp
    Filesize

    164KB

  • memory/688-70-0x0000000000000000-mapping.dmp
  • memory/1388-66-0x0000000004320000-0x000000000440B000-memory.dmp
    Filesize

    940KB

  • memory/1388-64-0x0000000006B80000-0x0000000006D07000-memory.dmp
    Filesize

    1.5MB

  • memory/1388-73-0x0000000008870000-0x0000000008973000-memory.dmp
    Filesize

    1.0MB

  • memory/1524-62-0x0000000000990000-0x0000000000C93000-memory.dmp
    Filesize

    3.0MB

  • memory/1524-65-0x0000000000310000-0x0000000000321000-memory.dmp
    Filesize

    68KB

  • memory/1524-63-0x00000000002C0000-0x00000000002D1000-memory.dmp
    Filesize

    68KB

  • memory/1524-61-0x000000000041D3A0-mapping.dmp
  • memory/1524-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2040-54-0x0000000001360000-0x0000000001361000-memory.dmp
    Filesize

    4KB

  • memory/2040-59-0x00000000006F0000-0x000000000071B000-memory.dmp
    Filesize

    172KB

  • memory/2040-58-0x0000000004E20000-0x0000000004E9B000-memory.dmp
    Filesize

    492KB

  • memory/2040-57-0x0000000000340000-0x000000000034E000-memory.dmp
    Filesize

    56KB

  • memory/2040-56-0x0000000004F20000-0x0000000004F21000-memory.dmp
    Filesize

    4KB