Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 15:10

General

  • Target

    e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe

  • Size

    250KB

  • MD5

    db2f5efce4d870494993c71fe1b34489

  • SHA1

    66a95648dddb11bdcc2cc805f8772150c1f6f6fb

  • SHA256

    e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59

  • SHA512

    cc9544eb03977f43a8197056b8e6fdbab821a580d1b0249bb03f7215da8a07f1615d35c19bf37dcc35ebd4cd4c785f0b7cafa60aa6c87489218a8357fc489ad5

  • SSDEEP

    6144:bbAfeNDjOoEVWqbbbM2hD0DutBLXFOBmg1GyeKCCatVPZxFxbhqiGo0I:b0feNPDoPbbblt0DuZfsaxxFxbhqiGoh

Malware Config

Extracted

Family

xenorat

C2

45.66.231.63

Mutex

Holid_rat_nd8859g

Attributes
  • delay

    60400

  • install_path

    appdata

  • port

    1243

  • startup_name

    HDdisplay

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 5 IoCs
  • Suspicious use of SetThreadContext 8 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 9 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
    "C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
      C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4036
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "HDdisplay" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9DA2.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2072
    • C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
      C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:212
      • C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
        "C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4460
        • C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2264
        • C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3900
        • C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4024
        • C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
          4⤵
          • Executes dropped EXE
          PID:4564
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4564 -s 80
            5⤵
            • Program crash
            PID:3896
    • C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
      C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
      2⤵
        PID:228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 80
          3⤵
          • Program crash
          PID:2600
      • C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
        C:\Users\Admin\AppData\Local\Temp\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe
        2⤵
        • System Location Discovery: System Language Discovery
        PID:220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 228 -ip 228
      1⤵
        PID:2796
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4564 -ip 4564
        1⤵
          PID:3148

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe.log

          Filesize

          706B

          MD5

          d95c58e609838928f0f49837cab7dfd2

          SHA1

          55e7139a1e3899195b92ed8771d1ca2c7d53c916

          SHA256

          0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

          SHA512

          405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

        • C:\Users\Admin\AppData\Local\Temp\tmp9DA2.tmp

          Filesize

          1KB

          MD5

          9697ec8bc3d0b39d79a37847bfd6a9f2

          SHA1

          ab9eb2cb84bfa438a204f7aa171120cc3f5ad3c2

          SHA256

          33e4a05eb0ea1be5fc976e4fb221a47cb9716a0ad1981bc6690c238c5e876ef4

          SHA512

          2e974f56b7038d62cbae7c78ca5cf99640ae32d0f3030b8426f19daba91eee3be3f2beff9e84ec5cae91363758858437a3371b8a9812db3453058d3b7388fc7e

        • C:\Users\Admin\AppData\Roaming\XenoManager\e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59.exe

          Filesize

          250KB

          MD5

          db2f5efce4d870494993c71fe1b34489

          SHA1

          66a95648dddb11bdcc2cc805f8772150c1f6f6fb

          SHA256

          e86fa6ee410c43724a1599492a9aaa43ff6de10a0ceb8918f7459a2622726c59

          SHA512

          cc9544eb03977f43a8197056b8e6fdbab821a580d1b0249bb03f7215da8a07f1615d35c19bf37dcc35ebd4cd4c785f0b7cafa60aa6c87489218a8357fc489ad5

        • memory/212-31-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/212-17-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/220-40-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/220-19-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/1788-8-0x0000000004E60000-0x0000000004E66000-memory.dmp

          Filesize

          24KB

        • memory/1788-7-0x00000000062A0000-0x0000000006332000-memory.dmp

          Filesize

          584KB

        • memory/1788-6-0x0000000006850000-0x0000000006DF4000-memory.dmp

          Filesize

          5.6MB

        • memory/1788-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

          Filesize

          4KB

        • memory/1788-5-0x0000000006200000-0x000000000629C000-memory.dmp

          Filesize

          624KB

        • memory/1788-18-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/1788-4-0x0000000004F90000-0x0000000004FD0000-memory.dmp

          Filesize

          256KB

        • memory/1788-3-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/1788-2-0x0000000002790000-0x0000000002796000-memory.dmp

          Filesize

          24KB

        • memory/1788-1-0x0000000000390000-0x00000000003D6000-memory.dmp

          Filesize

          280KB

        • memory/4036-14-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/4036-39-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/4036-27-0x0000000074DC0000-0x0000000075570000-memory.dmp

          Filesize

          7.7MB

        • memory/4036-9-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB