Analysis

  • max time kernel
    141s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-10-2024 02:06

General

  • Target

    469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe

  • Size

    285KB

  • MD5

    d0ddfcddb1269b9e2edb00cd7edae575

  • SHA1

    2dc7c44b3e204f863f78b81d08fc73806137ad33

  • SHA256

    469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426

  • SHA512

    8f507f027717426a91e0e766c0d441881faa120d2950bad90b40fa9fe18158369a5e97510357cc09c9ab1ea98903142acca1d783b40536f85332e7bd6e7b44b1

  • SSDEEP

    6144:+5tgf4emOsrVHWfrhV+YKFOWr157wugSzX0Yo8PI:+MwhUfrhV+YKYWr157wugSzX0Yov

Malware Config

Extracted

Family

xenorat

C2

87.120.116.115

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    50000

  • install_path

    appdata

  • port

    1391

  • startup_name

    nothingset

Signatures

  • Detect XenoRat Payload 1 IoCs
  • 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 3 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
    "C:\Users\Admin\AppData\Local\Temp\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Admin\AppData\Local\Temp\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
      C:\Users\Admin\AppData\Local\Temp\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4780
      • C:\Users\Admin\AppData\Roaming\UpdateManager\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
        "C:\Users\Admin\AppData\Roaming\UpdateManager\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4420
        • C:\Users\Admin\AppData\Roaming\UpdateManager\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
          4⤵
          • Executes dropped EXE
          PID:4968
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4968 -s 80
            5⤵
            • Program crash
            PID:940
        • C:\Users\Admin\AppData\Roaming\UpdateManager\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
          C:\Users\Admin\AppData\Roaming\UpdateManager\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5068
          • C:\Windows\SysWOW64\schtasks.exe
            "schtasks.exe" /Create /TN "UpdateManager" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8587.tmp" /F
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:3732
    • C:\Users\Admin\AppData\Local\Temp\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
      C:\Users\Admin\AppData\Local\Temp\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe
      2⤵
        PID:3016
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 80
          3⤵
          • Program crash
          PID:3264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3016 -ip 3016
      1⤵
        PID:3484
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4968 -ip 4968
        1⤵
          PID:4884

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe.log

          Filesize

          522B

          MD5

          0f39d6b9afc039d81ff31f65cbf76826

          SHA1

          8356d04fe7bba2695d59b6caf5c59f58f3e1a6d8

          SHA256

          ea16b63ffd431ebf658b903710b6b3a9b8a2eb6814eee3a53b707a342780315d

          SHA512

          5bad54adb2e32717ef6275f49e2f101dd7e2011c9be14a32e5c29051e8a3f608cbd0b44ac4855ab21e790cb7a5d84c5f69de087074fd01b35259d34d07f5aaf9

        • C:\Users\Admin\AppData\Local\Temp\tmp8587.tmp

          Filesize

          1KB

          MD5

          09314d38a27f3a3b675c893b7df9bd7f

          SHA1

          905687daabd8c4fcc2964304e91a9c6780e3776a

          SHA256

          994a8b3594d746aecfb32a452203c3233e8b94ff8017c7fbd3ad4e1b63041d94

          SHA512

          2135959a32026bdc5fe2d215729b2665806afa4dd44b8f846020c53412586cd5274a1883a8a39ff68b60a31c50e43fec1e78de4f7ddcf62e582391dc0f08a272

        • C:\Users\Admin\AppData\Roaming\UpdateManager\469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426.exe

          Filesize

          285KB

          MD5

          d0ddfcddb1269b9e2edb00cd7edae575

          SHA1

          2dc7c44b3e204f863f78b81d08fc73806137ad33

          SHA256

          469aeffa2304a243bfa555589979bb3ccdb19f75842873805e7f522f15a87426

          SHA512

          8f507f027717426a91e0e766c0d441881faa120d2950bad90b40fa9fe18158369a5e97510357cc09c9ab1ea98903142acca1d783b40536f85332e7bd6e7b44b1

        • memory/2648-4-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/2648-1-0x0000000000D60000-0x0000000000DAE000-memory.dmp

          Filesize

          312KB

        • memory/2648-10-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/2648-3-0x00000000058D0000-0x000000000596C000-memory.dmp

          Filesize

          624KB

        • memory/2648-2-0x00000000056E0000-0x0000000005704000-memory.dmp

          Filesize

          144KB

        • memory/2648-0-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

          Filesize

          4KB

        • memory/4420-24-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/4420-30-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/4420-23-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/4780-22-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/4780-8-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/4780-5-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/5068-29-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB

        • memory/5068-31-0x0000000074EF0000-0x00000000756A0000-memory.dmp

          Filesize

          7.7MB