Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 02:33

General

  • Target

    eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe

  • Size

    242KB

  • MD5

    a3f767e76c8c6baa9a154d576c7ba49d

  • SHA1

    c9a2479bd372fd3ae569b67fc132eac6d5ad9ef0

  • SHA256

    eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5

  • SHA512

    6e567b6dab41a56eb777a06644e1f6ba0d80131ebcd03443e3b526ef5f7dfaaa3f41ee175a26e976d1b6deef4967d677ec71f87cc63a26559e39e1a6c46042ab

  • SSDEEP

    6144:94OlpLX5KTcVgpod/a3gctM7lresEobLr49+I:igX5Pg2dC3ft+wsEobLr49j

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

dns.dobiamfollollc.online

Mutex

Solid_rat_nd8889g

Attributes
  • delay

    61000

  • install_path

    appdata

  • port

    1283

  • startup_name

    bns

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Detects executables packed with ConfuserEx Mod 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 4 IoCs
  • 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
  • Creates scheduled task(s) 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 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
    "C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
      C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3608
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "bns" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD56.tmp" /F
        3⤵
        • Creates scheduled task(s)
        PID:2892
    • C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
      C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
      2⤵
        PID:1208
      • C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
        C:\Users\Admin\AppData\Local\Temp\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:4740
        • C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3676
          • C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
            4⤵
            • Executes dropped EXE
            PID:4652
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4652 -s 152
              5⤵
              • Program crash
              PID:3744
          • C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
            4⤵
            • Executes dropped EXE
            PID:684
          • C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
            4⤵
            • Executes dropped EXE
            PID:4468
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 80
              5⤵
              • Program crash
              PID:4908
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4652 -ip 4652
      1⤵
        PID:440
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4468 -ip 4468
        1⤵
          PID:1592
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4024 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:4328

          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

          1
          T1012

          System Information Discovery

          2
          T1082

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe.log
            Filesize

            706B

            MD5

            d95c58e609838928f0f49837cab7dfd2

            SHA1

            55e7139a1e3899195b92ed8771d1ca2c7d53c916

            SHA256

            0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

            SHA512

            405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

          • C:\Users\Admin\AppData\Local\Temp\tmpFD56.tmp
            Filesize

            1KB

            MD5

            0a914966da6d56493c4fdbb3f171f5d1

            SHA1

            21842ca3800fc287e60402385157fe457407dccd

            SHA256

            bff5a9357556eaf0c6b22793fd427ad42720ba5e110b4a6d81a6740685c8df72

            SHA512

            8597df362d8774786af939cef436e29bf8bf71a6a24a6583ac38b4e462913a8994b499845f6dd0f9af8f836c30dc013088af151048fc767ff63c22012dcbdc8a

          • C:\Users\Admin\AppData\Roaming\XenoManager\eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5.exe
            Filesize

            242KB

            MD5

            a3f767e76c8c6baa9a154d576c7ba49d

            SHA1

            c9a2479bd372fd3ae569b67fc132eac6d5ad9ef0

            SHA256

            eb9a9a49e21219cdc673eb0b3266c2f4c2a759df7c17f4c19ede70e1d5b01dc5

            SHA512

            6e567b6dab41a56eb777a06644e1f6ba0d80131ebcd03443e3b526ef5f7dfaaa3f41ee175a26e976d1b6deef4967d677ec71f87cc63a26559e39e1a6c46042ab

          • memory/628-3-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/628-4-0x000000000D730000-0x000000000D770000-memory.dmp
            Filesize

            256KB

          • memory/628-5-0x000000000D810000-0x000000000D8AC000-memory.dmp
            Filesize

            624KB

          • memory/628-6-0x000000000DE60000-0x000000000E404000-memory.dmp
            Filesize

            5.6MB

          • memory/628-7-0x000000000D950000-0x000000000D9E2000-memory.dmp
            Filesize

            584KB

          • memory/628-8-0x0000000002690000-0x0000000002696000-memory.dmp
            Filesize

            24KB

          • memory/628-2-0x00000000027A0000-0x00000000027A6000-memory.dmp
            Filesize

            24KB

          • memory/628-0-0x0000000074E4E000-0x0000000074E4F000-memory.dmp
            Filesize

            4KB

          • memory/628-1-0x00000000001C0000-0x0000000000206000-memory.dmp
            Filesize

            280KB

          • memory/628-19-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/1208-16-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/1208-18-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/3608-12-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/3608-20-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/3608-38-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/3608-9-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/4740-17-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB

          • memory/4740-31-0x0000000074E40000-0x00000000755F0000-memory.dmp
            Filesize

            7.7MB