Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-07-2024 11:40

General

  • Target

    477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe

  • Size

    240KB

  • MD5

    b41d067615ca60ffe4253297866d79be

  • SHA1

    1aab2b69eb9f918d1e0a23a82a98411709ee2fdb

  • SHA256

    477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c

  • SHA512

    7c5b98c2e3fbdafc0949ca9d32b9c41be044f3b99052e1119472d1999442114ed60d5949929e7b14aa028c77c7adc638ee0507362ab848af7cb4612c9313e29e

  • SSDEEP

    6144:oGB7vPW1gnEHLltCX754KLHrdoBiEd0nJ1iaJC4E2Hjyq3RVlA44I:oOOCnEHXY7ZzreHin7iaJC4E2Hjyq3Rj

Malware Config

Extracted

Family

xenorat

C2

91.92.248.167

Mutex

Dolid_rat_nd8859g

Attributes
  • delay

    60000

  • install_path

    appdata

  • port

    1280

  • startup_name

    dms

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
    "C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
      C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "dms" /XML "C:\Users\Admin\AppData\Local\Temp\tmp299B.tmp" /F
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3892
    • C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
      C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
      2⤵
        PID:1792
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 80
          3⤵
          • Program crash
          PID:4720
      • C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
        C:\Users\Admin\AppData\Local\Temp\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:2528
        • C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1764
          • C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
            4⤵
            • Executes dropped EXE
            PID:3868
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3868 -s 80
              5⤵
              • Program crash
              PID:3516
          • C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
            4⤵
            • Executes dropped EXE
            PID:3004
          • C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe
            4⤵
            • Executes dropped EXE
            PID:4204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1792 -ip 1792
      1⤵
        PID:5064
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3868 -ip 3868
        1⤵
          PID:2276

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe.log

          Filesize

          522B

          MD5

          8334a471a4b492ece225b471b8ad2fc8

          SHA1

          1cb24640f32d23e8f7800bd0511b7b9c3011d992

          SHA256

          5612afe347d8549cc95a0c710602bcc7d7b224361b613c0a6ba362092300c169

          SHA512

          56ae2e83355c331b00d782797f5664c2f373eac240e811aab978732503ae05eb20b08730d2427ed90efa5a706d71b42b57153596a45a6b5592e3dd9128b81c36

        • C:\Users\Admin\AppData\Local\Temp\tmp299B.tmp

          Filesize

          1KB

          MD5

          37d8f916f69666f7b5814df290e50c2f

          SHA1

          d4acff3a48bb79e17a6174a012f5ab8c84c7cec2

          SHA256

          90dc3324a60e56d6db1f21a9a04887365a999232b2a4a7c994f8e1c3ecf9603a

          SHA512

          2050d02a75e01c132074014bb718392e7022d7a4d73442127cc61273a9d8e3324f0025d535b0a2c249d7f377a299e77b61ea2f821f3e4571ae4ad252071e0b10

        • C:\Users\Admin\AppData\Roaming\XenoManager\477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c.exe

          Filesize

          240KB

          MD5

          b41d067615ca60ffe4253297866d79be

          SHA1

          1aab2b69eb9f918d1e0a23a82a98411709ee2fdb

          SHA256

          477ca1add0f03886c3bb29c4f03ffd2aa4d5c2a0fb3346fe46890c25347a8d7c

          SHA512

          7c5b98c2e3fbdafc0949ca9d32b9c41be044f3b99052e1119472d1999442114ed60d5949929e7b14aa028c77c7adc638ee0507362ab848af7cb4612c9313e29e

        • memory/1668-13-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/1668-54-0x0000000006C20000-0x0000000006EA0000-memory.dmp

          Filesize

          2.5MB

        • memory/1668-45-0x0000000006300000-0x000000000631E000-memory.dmp

          Filesize

          120KB

        • memory/1668-26-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/1668-7-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1668-44-0x00000000066F0000-0x0000000006C1C000-memory.dmp

          Filesize

          5.2MB

        • memory/1668-43-0x0000000005F20000-0x0000000005F70000-memory.dmp

          Filesize

          320KB

        • memory/1668-42-0x0000000005EA0000-0x0000000005F16000-memory.dmp

          Filesize

          472KB

        • memory/1668-41-0x0000000005FF0000-0x00000000061B2000-memory.dmp

          Filesize

          1.8MB

        • memory/1668-40-0x0000000005D20000-0x0000000005E1A000-memory.dmp

          Filesize

          1000KB

        • memory/1668-39-0x0000000005AB0000-0x0000000005B16000-memory.dmp

          Filesize

          408KB

        • memory/1668-36-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/1764-35-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/1764-28-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/2284-6-0x0000000004B70000-0x0000000004B76000-memory.dmp

          Filesize

          24KB

        • memory/2284-4-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/2284-1-0x0000000000780000-0x00000000007C0000-memory.dmp

          Filesize

          256KB

        • memory/2284-0-0x000000007500E000-0x000000007500F000-memory.dmp

          Filesize

          4KB

        • memory/2284-14-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/2284-3-0x0000000004FC0000-0x0000000004FFE000-memory.dmp

          Filesize

          248KB

        • memory/2284-2-0x00000000029B0000-0x00000000029B6000-memory.dmp

          Filesize

          24KB

        • memory/2284-5-0x0000000005320000-0x00000000053BC000-memory.dmp

          Filesize

          624KB

        • memory/2528-27-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB

        • memory/2528-15-0x0000000075000000-0x00000000757B0000-memory.dmp

          Filesize

          7.7MB