Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-06-2024 08:11

General

  • Target

    ESTADO DE CUENTA.xll

  • Size

    819KB

  • MD5

    568383287c850ef98c2fde1c642870f2

  • SHA1

    f8487d82118c0439545fddde534bdde0250885ee

  • SHA256

    c99818a50f8c02af5204158301bf8552993c03ade20f2016b5997d440d2297c5

  • SHA512

    11e5d1b7eb2113a5d283e01ea715479f84fb401a2f0940639368cf4453f0a478c8af905aae8fdb3b05c9a090f4838cbfb9b5f0ec509d533b8ffc36ad858df3a0

  • SSDEEP

    12288:1G1N4HkcgMsiOd58bzbBSreqQ0uqZzD1reWabd/84QKycycwU636x2Cd5J:1oOOMX16+QHT+dbQKZBxP5

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\ESTADO DE CUENTA.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:1496
    • C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
      "C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4876
      • C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
        C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2640
        • C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe
          "C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2884
          • C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe
            5⤵
            • Executes dropped EXE
            PID:3932
          • C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe
            5⤵
            • Executes dropped EXE
            PID:3516
          • C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe
            C:\Users\Admin\AppData\Roaming\XenoManager\913850ed-8452-4399-9a97-fdbf913ff840.exe
            5⤵
            • Executes dropped EXE
            PID:5112
      • C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
        C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2056
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /Create /TN "qns" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2B22.tmp" /F
          4⤵
          • Creates scheduled task(s)
          PID:4336
      • C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
        C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
        3⤵
        • Executes dropped EXE
        PID:812

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\913850ed-8452-4399-9a97-fdbf913ff840.exe.log
    Filesize

    522B

    MD5

    8334a471a4b492ece225b471b8ad2fc8

    SHA1

    1cb24640f32d23e8f7800bd0511b7b9c3011d992

    SHA256

    5612afe347d8549cc95a0c710602bcc7d7b224361b613c0a6ba362092300c169

    SHA512

    56ae2e83355c331b00d782797f5664c2f373eac240e811aab978732503ae05eb20b08730d2427ed90efa5a706d71b42b57153596a45a6b5592e3dd9128b81c36

  • C:\Users\Admin\AppData\Local\Temp\913850ed-8452-4399-9a97-fdbf913ff840.exe
    Filesize

    234KB

    MD5

    f8a5baf3665522e063b7c2a32f6e09d9

    SHA1

    fbc67542afdc39e3da28eda62c77a5fe9cdcb28e

    SHA256

    b7ec8f3a40f0f598986870753221b468160d4485825fe5056ad618300b3a9c0b

    SHA512

    6345049ce349dd282269f8afa99ff8e1fe2441f1527b0a1c90ab8e80a7fe6def964827306dd84efdeee623dc830d2dfc9001aa0f14e12e9034a9764e4870e535

  • C:\Users\Admin\AppData\Local\Temp\ESTADO DE CUENTA.xll
    Filesize

    819KB

    MD5

    568383287c850ef98c2fde1c642870f2

    SHA1

    f8487d82118c0439545fddde534bdde0250885ee

    SHA256

    c99818a50f8c02af5204158301bf8552993c03ade20f2016b5997d440d2297c5

    SHA512

    11e5d1b7eb2113a5d283e01ea715479f84fb401a2f0940639368cf4453f0a478c8af905aae8fdb3b05c9a090f4838cbfb9b5f0ec509d533b8ffc36ad858df3a0

  • C:\Users\Admin\AppData\Local\Temp\tmp2B22.tmp
    Filesize

    1KB

    MD5

    1c966177d59baccea58115954de6b1b1

    SHA1

    72127e8fd4dfef0a70c58cdda88c4564515ed86a

    SHA256

    e2f219c7bac37b2877b42b99c5fdc6751e0add82fa736c4fabb355cf43eb58e7

    SHA512

    c4af1d7c9423b83c66f1b9b2416c120ed52d73322d2ed462b3c57410033cd780025c68975faabd58f054e6014caee2a93b0900d2788eca120342f80ede611a82

  • memory/1496-29-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-110-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-31-0x000001EF57EC0000-0x000001EF58044000-memory.dmp
    Filesize

    1.5MB

  • memory/1496-7-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-8-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-11-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-12-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-10-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-9-0x00007FFCE8140000-0x00007FFCE8150000-memory.dmp
    Filesize

    64KB

  • memory/1496-13-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-14-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-15-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-16-0x00007FFCE8140000-0x00007FFCE8150000-memory.dmp
    Filesize

    64KB

  • memory/1496-17-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-19-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-21-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-22-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-20-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-18-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-25-0x000001EF3B6F0000-0x000001EF3B7D6000-memory.dmp
    Filesize

    920KB

  • memory/1496-5-0x00007FFD2A8AD000-0x00007FFD2A8AE000-memory.dmp
    Filesize

    4KB

  • memory/1496-26-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-27-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-28-0x000001EF3E340000-0x000001EF3E354000-memory.dmp
    Filesize

    80KB

  • memory/1496-0-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-30-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-6-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-3-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-92-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-34-0x000001EF58040000-0x000001EF58084000-memory.dmp
    Filesize

    272KB

  • memory/1496-35-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-4-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-114-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-112-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-113-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-111-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-32-0x000001EF3FAB0000-0x000001EF3FAEC000-memory.dmp
    Filesize

    240KB

  • memory/1496-2-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-95-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-1-0x00007FFCEA890000-0x00007FFCEA8A0000-memory.dmp
    Filesize

    64KB

  • memory/1496-86-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-87-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-88-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-89-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-33-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-93-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/1496-94-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB

  • memory/2640-55-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

  • memory/4876-54-0x0000000005660000-0x0000000005666000-memory.dmp
    Filesize

    24KB

  • memory/4876-53-0x0000000005930000-0x00000000059CC000-memory.dmp
    Filesize

    624KB

  • memory/4876-52-0x00000000055A0000-0x00000000055DE000-memory.dmp
    Filesize

    248KB

  • memory/4876-51-0x0000000005590000-0x0000000005596000-memory.dmp
    Filesize

    24KB

  • memory/4876-50-0x0000000000C30000-0x0000000000C70000-memory.dmp
    Filesize

    256KB

  • memory/4876-49-0x00007FFD2A810000-0x00007FFD2AA05000-memory.dmp
    Filesize

    2.0MB