Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/07/2024, 16:33

General

  • Target

    231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe

  • Size

    242KB

  • MD5

    b5221ebcf592f06fa5916e035330d0f1

  • SHA1

    97280f900cccbc2ca7662d77029c42cab0514073

  • SHA256

    231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c

  • SHA512

    1767eec0e4973f279a4d8d5fef31cca4567f484039c685631ea70858f84671524a040e6b3e229572b1425544516b1d135164383d98b6b6077225145916cc6a9e

  • SSDEEP

    6144:ncuU50otq3N4hlZG7ZpWO/2/puk/z26e97l1fsHH44I:ncugONsTYZp328kL26e97l1fsHH4l

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

dns.dobiamfollollc.online

Mutex

Jolid_rat_nd8889g

Attributes
  • delay

    61000

  • install_path

    appdata

  • port

    1284

  • startup_name

    hns

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 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 3 IoCs
  • 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 UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
    "C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
      C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
      2⤵
        PID:1504
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 80
          3⤵
          • Program crash
          PID:3284
      • C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
        C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:208
        • C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1196
          • C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
            4⤵
            • Executes dropped EXE
            • Suspicious use of UnmapMainImage
            PID:1872
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 12
              5⤵
              • Program crash
              PID:1644
          • C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
            4⤵
            • Executes dropped EXE
            PID:1568
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 80
              5⤵
              • Program crash
              PID:2192
          • C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
            4⤵
            • Executes dropped EXE
            PID:1372
      • C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
        C:\Users\Admin\AppData\Local\Temp\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:320
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /Create /TN "hns" /XML "C:\Users\Admin\AppData\Local\Temp\tmp40CD.tmp" /F
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1504 -ip 1504
      1⤵
        PID:3036
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1872 -ip 1872
        1⤵
          PID:2228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1568 -ip 1568
          1⤵
            PID:3584

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe.log

                  Filesize

                  706B

                  MD5

                  d95c58e609838928f0f49837cab7dfd2

                  SHA1

                  55e7139a1e3899195b92ed8771d1ca2c7d53c916

                  SHA256

                  0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

                  SHA512

                  405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

                • C:\Users\Admin\AppData\Local\Temp\tmp40CD.tmp

                  Filesize

                  1KB

                  MD5

                  93c97532d317a21eb82d701cb49a076c

                  SHA1

                  3eecfab32d31ef13eb633eae35d96c15836b5f80

                  SHA256

                  aeeb30764785c22b17897499da6d24955d0fb68461e5e925f390e5bb6a8e65e3

                  SHA512

                  6d61be6d020ac1ebf3c41502a1f79ceca51976989f22b0743cf86b6fa34d4c2163dd0a6efb4ff1ee059d2225261b00db10d1a7263cd9e8c2bbf4c540e58d5145

                • C:\Users\Admin\AppData\Roaming\XenoManager\231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c.exe

                  Filesize

                  242KB

                  MD5

                  b5221ebcf592f06fa5916e035330d0f1

                  SHA1

                  97280f900cccbc2ca7662d77029c42cab0514073

                  SHA256

                  231733d95aea19422658b004868f2634ff992714a533839e4c8cb94859ab619c

                  SHA512

                  1767eec0e4973f279a4d8d5fef31cca4567f484039c685631ea70858f84671524a040e6b3e229572b1425544516b1d135164383d98b6b6077225145916cc6a9e

                • memory/208-14-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/208-11-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/208-31-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/320-39-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/320-18-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/320-17-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/1196-30-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/1196-38-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/4692-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

                  Filesize

                  4KB

                • memory/4692-3-0x000000000E100000-0x000000000E140000-memory.dmp

                  Filesize

                  256KB

                • memory/4692-8-0x00000000050E0000-0x00000000050E6000-memory.dmp

                  Filesize

                  24KB

                • memory/4692-19-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/4692-7-0x000000000E320000-0x000000000E3B2000-memory.dmp

                  Filesize

                  584KB

                • memory/4692-2-0x0000000005530000-0x0000000005536000-memory.dmp

                  Filesize

                  24KB

                • memory/4692-4-0x0000000074B40000-0x00000000752F0000-memory.dmp

                  Filesize

                  7.7MB

                • memory/4692-6-0x000000000E830000-0x000000000EDD4000-memory.dmp

                  Filesize

                  5.6MB

                • memory/4692-5-0x000000000E1E0000-0x000000000E27C000-memory.dmp

                  Filesize

                  624KB

                • memory/4692-1-0x0000000000D00000-0x0000000000D46000-memory.dmp

                  Filesize

                  280KB