Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    15-04-2022 09:00

General

  • Target

    YRS1504720.exe

  • Size

    878KB

  • MD5

    73aaabd4d5155a4ed6a37c6c33a21602

  • SHA1

    ef08b0d3e5429b93c2496747c5163fc55044adbe

  • SHA256

    b0689ba526627ae1cefce61dde4198b704f4ce53f898e1222f6ce40b73bd391c

  • SHA512

    1732e3d6b606b99187f1f17d171f05ef99b808e111b752ccc9453c3d851ef187b7e7a61fb23905233f31c05f8146285deddcab5588502a5b6071af1a39938f14

Score
10/10

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.

  • Xloader Payload 4 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 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:1384
    • C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe
      "C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:684
      • C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe
        "C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1456
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1004
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe"
        3⤵
        • Deletes itself
        PID:572

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/572-74-0x0000000000000000-mapping.dmp
  • memory/684-55-0x0000000005BB0000-0x0000000005C62000-memory.dmp
    Filesize

    712KB

  • memory/684-56-0x00000000003C0000-0x00000000003CA000-memory.dmp
    Filesize

    40KB

  • memory/684-57-0x0000000005E00000-0x0000000005EB4000-memory.dmp
    Filesize

    720KB

  • memory/684-58-0x0000000005D50000-0x0000000005DC4000-memory.dmp
    Filesize

    464KB

  • memory/684-54-0x0000000000C80000-0x0000000000D64000-memory.dmp
    Filesize

    912KB

  • memory/1004-76-0x0000000000090000-0x00000000000B9000-memory.dmp
    Filesize

    164KB

  • memory/1004-78-0x0000000002080000-0x0000000002110000-memory.dmp
    Filesize

    576KB

  • memory/1004-77-0x00000000022A0000-0x00000000025A3000-memory.dmp
    Filesize

    3.0MB

  • memory/1004-72-0x0000000000000000-mapping.dmp
  • memory/1004-75-0x00000000006E0000-0x00000000006F4000-memory.dmp
    Filesize

    80KB

  • memory/1004-73-0x00000000753B1000-0x00000000753B3000-memory.dmp
    Filesize

    8KB

  • memory/1384-79-0x00000000046D0000-0x00000000047B1000-memory.dmp
    Filesize

    900KB

  • memory/1384-68-0x0000000004150000-0x000000000423A000-memory.dmp
    Filesize

    936KB

  • memory/1384-71-0x0000000004BA0000-0x0000000004C8B000-memory.dmp
    Filesize

    940KB

  • memory/1456-59-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1456-70-0x00000000003E0000-0x00000000003F1000-memory.dmp
    Filesize

    68KB

  • memory/1456-67-0x0000000000190000-0x00000000001A1000-memory.dmp
    Filesize

    68KB

  • memory/1456-66-0x0000000000D70000-0x0000000001073000-memory.dmp
    Filesize

    3.0MB

  • memory/1456-65-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1456-63-0x000000000041D4F0-mapping.dmp
  • memory/1456-62-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1456-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB