Analysis

  • max time kernel
    137s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    01-08-2024 02:43

General

  • Target

    f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe

  • Size

    367KB

  • MD5

    3b28af41d6afa46a8e9b5707e3bfb8f7

  • SHA1

    421755f9c95e2c7140241859983ad8665cf67b41

  • SHA256

    f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707

  • SHA512

    ddd508da739baacbd05c63b86dc0df4b6b74b416a332e967e8cddf16f1fec5b28ee2cf2a0c82b4ddc7e3fb11040bc15d13330cf73cfce9020cba4d605ceb1729

  • SSDEEP

    6144:H0ths4dDpxQCc6nxbx5S9l2VFqNK8xpDSznNkBJn64nJl0lvzewww0JwwgSnvYq:HKs45p2sxKP2VSKIoznSv64nJl0lvz3t

Malware Config

Extracted

Family

xenorat

C2

45.66.231.63

Mutex

Tolid_rat_nd8889j

Attributes
  • delay

    40000

  • install_path

    temp

  • port

    1353

  • startup_name

    vplayer

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
    "C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
      C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2464
      • C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
        "C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2832
        • C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
          C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2624
        • C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
          C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2628
        • C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
          C:\Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2736
    • C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
      C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2200
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "vplayer" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7C51.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2868
    • C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
      C:\Users\Admin\AppData\Local\Temp\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe
      2⤵
        PID:2700

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp7C51.tmp

      Filesize

      1KB

      MD5

      a38219bf1c995060e7f1a621a829608c

      SHA1

      04689e15a01f40aef9ad766c1dc22527ee40ebe7

      SHA256

      2122bdb74bb5d63bce6ca627c845c1415845808beb910d0c9ce706495ec0d07a

      SHA512

      2c98956d7da969cac19ed4824b9f548397328df006d649be8089345f7e36fe6f69e82082f50ead0651f89f8ec6c4f422d5b156d025be3c5a2d1963376c2eb6e0

    • \Users\Admin\AppData\Local\Temp\XenoManager\f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707.exe

      Filesize

      367KB

      MD5

      3b28af41d6afa46a8e9b5707e3bfb8f7

      SHA1

      421755f9c95e2c7140241859983ad8665cf67b41

      SHA256

      f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707

      SHA512

      ddd508da739baacbd05c63b86dc0df4b6b74b416a332e967e8cddf16f1fec5b28ee2cf2a0c82b4ddc7e3fb11040bc15d13330cf73cfce9020cba4d605ceb1729

    • memory/2012-27-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2012-2-0x0000000000310000-0x0000000000316000-memory.dmp

      Filesize

      24KB

    • memory/2012-4-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2012-5-0x0000000000260000-0x0000000000266000-memory.dmp

      Filesize

      24KB

    • memory/2012-1-0x0000000000330000-0x0000000000394000-memory.dmp

      Filesize

      400KB

    • memory/2012-3-0x0000000000620000-0x0000000000678000-memory.dmp

      Filesize

      352KB

    • memory/2012-0-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

      Filesize

      4KB

    • memory/2200-45-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2200-21-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2200-48-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2200-49-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2464-19-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2464-6-0x0000000000400000-0x0000000000412000-memory.dmp

      Filesize

      72KB

    • memory/2464-29-0x0000000074B00000-0x00000000751EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2464-12-0x0000000000400000-0x0000000000412000-memory.dmp

      Filesize

      72KB

    • memory/2464-8-0x0000000000400000-0x0000000000412000-memory.dmp

      Filesize

      72KB

    • memory/2832-28-0x0000000000D60000-0x0000000000DC4000-memory.dmp

      Filesize

      400KB