Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    25-01-2022 12:51

General

  • Target

    PO_101_130047762.exe

  • Size

    641KB

  • MD5

    64a55ea3ea24c0dc588b69a9b52d4d63

  • SHA1

    6c18904214a95c08c5495a45666082fd619f3aff

  • SHA256

    e7db2cf6be0191ff0e4e3249e2a559be905e299124fd5ee0b9e2d31ffefce58d

  • SHA512

    34e43ee6d6c14aec0963140f0183cb8a3074eddddbe9f823135cd69f4815fd2adf4ceb4dd88f3c2e0da464cbdd82480a4f2e931e18924342cd0d6b16f4149f4f

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

cuig

Decoy

redhatnova.com

campify.store

isra-cards.com

iv-enter.com

tenantsforum.com

kg-zenith.com

phapvietdental.com

001ox.com

xn--pgb3df.com

kodikannath.com

thedeliciousrestaurant.com

041atk.xyz

thebithunt.com

pferde-vitalsysteme.com

bantasis.com

gee-law.com

missionew.com

tancouj.quest

zerogamessober.com

metropolitanprohealth.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
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\PO_101_130047762.exe
      "C:\Users\Admin\AppData\Local\Temp\PO_101_130047762.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Users\Admin\AppData\Local\Temp\PO_101_130047762.exe
        "{path}"
        3⤵
          PID:4068
        • C:\Users\Admin\AppData\Local\Temp\PO_101_130047762.exe
          "{path}"
          3⤵
            PID:4040
          • C:\Users\Admin\AppData\Local\Temp\PO_101_130047762.exe
            "{path}"
            3⤵
              PID:1620
            • C:\Users\Admin\AppData\Local\Temp\PO_101_130047762.exe
              "{path}"
              3⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:1552
          • C:\Windows\SysWOW64\autoconv.exe
            "C:\Windows\SysWOW64\autoconv.exe"
            2⤵
              PID:392
            • C:\Windows\SysWOW64\help.exe
              "C:\Windows\SysWOW64\help.exe"
              2⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:880
              • C:\Windows\SysWOW64\cmd.exe
                /c del "C:\Users\Admin\AppData\Local\Temp\PO_101_130047762.exe"
                3⤵
                  PID:2008

            Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            • memory/880-135-0x00000000033F0000-0x0000000003480000-memory.dmp
              Filesize

              576KB

            • memory/880-134-0x0000000003000000-0x000000000314A000-memory.dmp
              Filesize

              1.3MB

            • memory/880-133-0x0000000002CD0000-0x0000000002CF9000-memory.dmp
              Filesize

              164KB

            • memory/880-132-0x0000000000CC0000-0x0000000000CC7000-memory.dmp
              Filesize

              28KB

            • memory/1552-127-0x0000000000400000-0x0000000000429000-memory.dmp
              Filesize

              164KB

            • memory/1552-129-0x0000000001240000-0x0000000001560000-memory.dmp
              Filesize

              3.1MB

            • memory/1552-130-0x0000000000C90000-0x0000000000DDA000-memory.dmp
              Filesize

              1.3MB

            • memory/2712-126-0x000000000A190000-0x000000000A1C0000-memory.dmp
              Filesize

              192KB

            • memory/2712-118-0x0000000000CB0000-0x0000000000D56000-memory.dmp
              Filesize

              664KB

            • memory/2712-125-0x0000000007C30000-0x0000000007CB2000-memory.dmp
              Filesize

              520KB

            • memory/2712-124-0x0000000005640000-0x000000000564A000-memory.dmp
              Filesize

              40KB

            • memory/2712-123-0x0000000001750000-0x00000000017A0000-memory.dmp
              Filesize

              320KB

            • memory/2712-122-0x0000000005580000-0x000000000558A000-memory.dmp
              Filesize

              40KB

            • memory/2712-121-0x0000000005730000-0x00000000057CC000-memory.dmp
              Filesize

              624KB

            • memory/2712-120-0x0000000005690000-0x0000000005722000-memory.dmp
              Filesize

              584KB

            • memory/2712-119-0x0000000005B90000-0x000000000608E000-memory.dmp
              Filesize

              5.0MB

            • memory/3044-131-0x0000000002FA0000-0x000000000305F000-memory.dmp
              Filesize

              764KB

            • memory/3044-136-0x0000000003120000-0x00000000031F4000-memory.dmp
              Filesize

              848KB