Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-06-2024 13:07

General

  • Target

    Odeme_Takvimi_Ocak-2024.xll

  • Size

    832KB

  • MD5

    a18a3a3e81558c30701a5d28fbea50db

  • SHA1

    044a8edc053be2fa5dff2565b4f08906c51f5a91

  • SHA256

    639ef6c263e48a4e6d3c2ffe628c85351d51df4a58955d0fdf64a8764812cca0

  • SHA512

    d6758fefe0955c5be4fa9dada657e61db294b6039d4be1781cc474ba001bbcd131c49102e26fa2f699c77084548c60b29c9dc15a8ab42cef10f779b243600db6

  • SSDEEP

    12288:7G1N4HkcgMsiOd58bzbBSreqQ0uqZzD1reWabd/50+m70avcUthVLFH1Lo:7oOOMX16+QHT+dB0+m70qve

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source

Extracted

Family

xenorat

C2

salutoepiesircam.sytes.net

Mutex

Xeno_rat_nd8911d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    4450

  • startup_name

    setting

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 6 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Odeme_Takvimi_Ocak-2024.xll"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Users\Admin\AppData\Local\Temp\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
      "C:\Users\Admin\AppData\Local\Temp\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Users\Admin\AppData\Local\Temp\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
        C:\Users\Admin\AppData\Local\Temp\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1148
        • C:\Users\Admin\AppData\Roaming\XenoManager\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4688
          • C:\Users\Admin\AppData\Roaming\XenoManager\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:4348
            • C:\Windows\SysWOW64\schtasks.exe
              "schtasks.exe" /Create /TN "setting" /XML "C:\Users\Admin\AppData\Local\Temp\tmp789B.tmp" /F
              6⤵
              • Creates scheduled task(s)
              PID:5116
          • C:\Users\Admin\AppData\Roaming\XenoManager\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
            5⤵
            • Executes dropped EXE
            PID:3508
      • C:\Users\Admin\AppData\Local\Temp\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
        C:\Users\Admin\AppData\Local\Temp\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
        3⤵
        • Executes dropped EXE
        PID:4264
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 80
          4⤵
          • Program crash
          PID:5076
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4264 -ip 4264
    1⤵
      PID:3060

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Discovery

    Query Registry

    3
    T1012

    System Information Discovery

    4
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe.log
      Filesize

      706B

      MD5

      d95c58e609838928f0f49837cab7dfd2

      SHA1

      55e7139a1e3899195b92ed8771d1ca2c7d53c916

      SHA256

      0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

      SHA512

      405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

    • C:\Users\Admin\AppData\Local\Temp\Odeme_Takvimi_Ocak-2024.xll
      Filesize

      832KB

      MD5

      a18a3a3e81558c30701a5d28fbea50db

      SHA1

      044a8edc053be2fa5dff2565b4f08906c51f5a91

      SHA256

      639ef6c263e48a4e6d3c2ffe628c85351d51df4a58955d0fdf64a8764812cca0

      SHA512

      d6758fefe0955c5be4fa9dada657e61db294b6039d4be1781cc474ba001bbcd131c49102e26fa2f699c77084548c60b29c9dc15a8ab42cef10f779b243600db6

    • C:\Users\Admin\AppData\Local\Temp\ebfba3a0-bde6-41e2-8a88-83f66a4e141b.exe
      Filesize

      237KB

      MD5

      63832573fe21731013ba3c4b419682f7

      SHA1

      9ebb4b8afb218d83661ccfc9ffc1a3e7e4dad0b9

      SHA256

      2fc5d95990c8cc587e5788c21c20dede449f4992c80a5009553f39fdf29c91bb

      SHA512

      50e5429ff0f5005a825584bd50c2ff09a06a87e621ff552ffdea284d3d6493f29f85ae3c401f958f6a45389e7a7180e7f7ec6f37b8e4ded578f75d4988dbc2c2

    • C:\Users\Admin\AppData\Local\Temp\tmp789B.tmp
      Filesize

      1KB

      MD5

      a59f7f2f3945ff192c56f948457a8746

      SHA1

      72658189330a7b67065a5d807b13bec418b3f459

      SHA256

      3422055d35049518d8c4b015eb93655c182429de18c73aa65671eada33a98365

      SHA512

      fae3d066aca64e2ae444dfa4e0260b3c578305416d18a59624724276ec0adcde32ada8ffb5f98a6d8cef945f84fbc63170c1fbc0e9c11212ff1c573a08304a7b

    • memory/1148-62-0x0000000000400000-0x0000000000412000-memory.dmp
      Filesize

      72KB

    • memory/2560-29-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-109-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-8-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-9-0x00007FF9D3810000-0x00007FF9D3820000-memory.dmp
      Filesize

      64KB

    • memory/2560-7-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-10-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-12-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-11-0x00007FF9D3810000-0x00007FF9D3820000-memory.dmp
      Filesize

      64KB

    • memory/2560-16-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-17-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-15-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-21-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-20-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-19-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-18-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-14-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-13-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-5-0x00007FFA15B6D000-0x00007FFA15B6E000-memory.dmp
      Filesize

      4KB

    • memory/2560-24-0x00000221B8DA0000-0x00000221B8E89000-memory.dmp
      Filesize

      932KB

    • memory/2560-26-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-28-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-30-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-31-0x00000221D5430000-0x00000221D55B4000-memory.dmp
      Filesize

      1.5MB

    • memory/2560-0-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-33-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-32-0x00000221D5220000-0x00000221D525C000-memory.dmp
      Filesize

      240KB

    • memory/2560-27-0x00000221BCF40000-0x00000221BCF54000-memory.dmp
      Filesize

      80KB

    • memory/2560-6-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-93-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-3-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-110-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-108-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-34-0x00000221D52A0000-0x00000221D52E6000-memory.dmp
      Filesize

      280KB

    • memory/2560-107-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-106-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-35-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-92-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-91-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-4-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-90-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-1-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-2-0x00007FF9D5B50000-0x00007FF9D5B60000-memory.dmp
      Filesize

      64KB

    • memory/2560-86-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/2560-87-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/3068-68-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB

    • memory/3068-61-0x0000000005660000-0x0000000005666000-memory.dmp
      Filesize

      24KB

    • memory/3068-60-0x00000000057D0000-0x0000000005862000-memory.dmp
      Filesize

      584KB

    • memory/3068-59-0x0000000005CE0000-0x0000000006284000-memory.dmp
      Filesize

      5.6MB

    • memory/3068-58-0x0000000005690000-0x000000000572C000-memory.dmp
      Filesize

      624KB

    • memory/3068-57-0x00000000055B0000-0x00000000055EE000-memory.dmp
      Filesize

      248KB

    • memory/3068-53-0x0000000005340000-0x0000000005346000-memory.dmp
      Filesize

      24KB

    • memory/3068-52-0x0000000000B40000-0x0000000000B84000-memory.dmp
      Filesize

      272KB

    • memory/3068-51-0x00007FFA15AD0000-0x00007FFA15CC5000-memory.dmp
      Filesize

      2.0MB