Analysis

  • max time kernel
    129s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-06-2024 12:21

General

  • Target

    7c43077f843fcf5ad00e36587087929c73702171bfb36e4c5007ea54df09e37f.xll

  • Size

    820KB

  • MD5

    0645646e6a417573d0047b6084e4632a

  • SHA1

    d43adf73470cb151a61482d2e5d87f3fa1420717

  • SHA256

    7c43077f843fcf5ad00e36587087929c73702171bfb36e4c5007ea54df09e37f

  • SHA512

    36daebde0a113fae75301f4b3bc09860b6c17788e3f132cd25cf66b1d6b726bf6df4ba80add24009bc1d5fb566359d3e4be6d54456fbbe733059e106f5878f87

  • SSDEEP

    12288:BG1N4HkcgMsiOd58bzbBSrePQ0uqZzD1reWabd/T7ppePgEKB9S4566Gwa:BoOOMX1/+QHT+d77ppqWB9S4Q6y

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source

Extracted

Family

xenorat

C2

91.92.248.167

Mutex

Wolid_rat_nd8889g

Attributes
  • delay

    60000

  • install_path

    appdata

  • port

    1279

  • startup_name

    qns

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

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

  • 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 57 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\7c43077f843fcf5ad00e36587087929c73702171bfb36e4c5007ea54df09e37f.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:4084
    • C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
      "C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1440
      • C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
        C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3456
        • C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4936
          • C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
            5⤵
            • Executes dropped EXE
            PID:4400
          • C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
            5⤵
            • Executes dropped EXE
            PID:4956
          • C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
            5⤵
            • Executes dropped EXE
            PID:4184
      • C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
        C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1932
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /Create /TN "qns" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3294.tmp" /F
          4⤵
          • Creates scheduled task(s)
          PID:2560
      • C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
        C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe
        3⤵
        • Executes dropped EXE
        PID:4812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe.log

    Filesize

    522B

    MD5

    8334a471a4b492ece225b471b8ad2fc8

    SHA1

    1cb24640f32d23e8f7800bd0511b7b9c3011d992

    SHA256

    5612afe347d8549cc95a0c710602bcc7d7b224361b613c0a6ba362092300c169

    SHA512

    56ae2e83355c331b00d782797f5664c2f373eac240e811aab978732503ae05eb20b08730d2427ed90efa5a706d71b42b57153596a45a6b5592e3dd9128b81c36

  • C:\Users\Admin\AppData\Local\Temp\7c43077f843fcf5ad00e36587087929c73702171bfb36e4c5007ea54df09e37f.xll

    Filesize

    820KB

    MD5

    0645646e6a417573d0047b6084e4632a

    SHA1

    d43adf73470cb151a61482d2e5d87f3fa1420717

    SHA256

    7c43077f843fcf5ad00e36587087929c73702171bfb36e4c5007ea54df09e37f

    SHA512

    36daebde0a113fae75301f4b3bc09860b6c17788e3f132cd25cf66b1d6b726bf6df4ba80add24009bc1d5fb566359d3e4be6d54456fbbe733059e106f5878f87

  • C:\Users\Admin\AppData\Local\Temp\f9fc7247-a9d6-41d5-af7c-0e75e35c7528.exe

    Filesize

    234KB

    MD5

    a19378142ff17ef4a4cef4add24b10aa

    SHA1

    6231b66cdbea1a29043dfee2bfc4772b241bae98

    SHA256

    789cec98f94a74b862783c6f3a41794f375b775b81f291798fde8b3653e96bb9

    SHA512

    0eefc81ff23ac4e02d85fce6c0d10d819f6856d6ac19b0df28e786242f6cc158bbee057fc2097e5b44caafd58d6e7b8ccd4063f40fedd8eb5e4be3d3d16de1c1

  • C:\Users\Admin\AppData\Local\Temp\tmp3294.tmp

    Filesize

    1KB

    MD5

    373efc08517bfd0a0121ebdec9257867

    SHA1

    8352c967be3800c9ebd516f4bb7afe939c19fcfe

    SHA256

    67c5537f0f61a3abf2e8aefbda03d24274ca96ac8e1ae75907bfbbe59b6f0f96

    SHA512

    51f469f3e6b5fc37e9f7258e4bbc5ed373bd98bc2e62886e8e7713c69ebb6517d17135f872343080308e0a3ac2c75979425beb7343af208c680ef0f37edb9710

  • memory/1440-53-0x00000000046C0000-0x00000000046C6000-memory.dmp

    Filesize

    24KB

  • memory/1440-52-0x0000000004ED0000-0x0000000004F6C000-memory.dmp

    Filesize

    624KB

  • memory/1440-51-0x0000000004B50000-0x0000000004B8E000-memory.dmp

    Filesize

    248KB

  • memory/1440-50-0x0000000002500000-0x0000000002506000-memory.dmp

    Filesize

    24KB

  • memory/1440-49-0x0000000000310000-0x0000000000350000-memory.dmp

    Filesize

    256KB

  • memory/1440-48-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/3456-54-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/4084-5-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-7-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-15-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-0-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-16-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-4-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-18-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-20-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-19-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-17-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-6-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-23-0x0000019F9E870000-0x0000019F9E956000-memory.dmp

    Filesize

    920KB

  • memory/4084-24-0x0000019F9FDC0000-0x0000019F9FDD4000-memory.dmp

    Filesize

    80KB

  • memory/4084-29-0x0000019FB81E0000-0x0000019FB8364000-memory.dmp

    Filesize

    1.5MB

  • memory/4084-28-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-30-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-27-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-26-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-25-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-31-0x0000019F9FEF0000-0x0000019F9FF2C000-memory.dmp

    Filesize

    240KB

  • memory/4084-32-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-34-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-33-0x0000019FB83A0000-0x0000019FB83E4000-memory.dmp

    Filesize

    272KB

  • memory/4084-14-0x00007FF88DCD0000-0x00007FF88DCE0000-memory.dmp

    Filesize

    64KB

  • memory/4084-9-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-13-0x00007FF88DCD0000-0x00007FF88DCE0000-memory.dmp

    Filesize

    64KB

  • memory/4084-10-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-12-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-11-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-8-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-2-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-3-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-79-0x00007FF8D004D000-0x00007FF8D004E000-memory.dmp

    Filesize

    4KB

  • memory/4084-80-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-81-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-84-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-90-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-91-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-92-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-93-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4084-1-0x00007FF8D004D000-0x00007FF8D004E000-memory.dmp

    Filesize

    4KB

  • memory/4084-108-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-109-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-111-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-110-0x00007FF890030000-0x00007FF890040000-memory.dmp

    Filesize

    64KB

  • memory/4084-112-0x00007FF8CFFB0000-0x00007FF8D01A5000-memory.dmp

    Filesize

    2.0MB