Analysis

  • max time kernel
    109s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2023 09:30

General

  • Target

    138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a.exe

  • Size

    531KB

  • MD5

    a544d2c23c55904dbf0f0190f42eaac6

  • SHA1

    e9d920e5400b36562dfe81b900b99d35b70576b9

  • SHA256

    138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

  • SHA512

    21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

  • SSDEEP

    12288:fz9JHhp3l7Nt0P78PyCp3qkxD+XYaVikoSG6s7XuwMefn:fzXtNeP7v6XZMYackkX/

Score
10/10

Malware Config

Extracted

Family

amadey

Version

4.12

C2

http://brodoyouevenlift.co.za

Attributes
  • install_dir

    ce3eb8f6b2

  • install_file

    Utsysc.exe

  • strings_key

    c5b804d7b4c8a99f5afb89e5203cf3ba

  • url_paths

    /g9sdjScV2/index.php

    /vdhe8ejs3/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a.exe
    "C:\Users\Admin\AppData\Local\Temp\138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Users\Admin\AppData\Local\Temp\138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a.exe
      C:\Users\Admin\AppData\Local\Temp\138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a.exe
      2⤵
        PID:4556
      • C:\Users\Admin\AppData\Local\Temp\138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a.exe
        C:\Users\Admin\AppData\Local\Temp\138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a.exe
        2⤵
        • Checks computer location settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4564
        • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
          "C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4856
          • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
            C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
            4⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:1764
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN Utsysc.exe /TR "C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe" /F
              5⤵
              • Creates scheduled task(s)
              PID:5016
    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
      C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5100
      • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
        C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
        2⤵
        • Executes dropped EXE
        PID:2436
    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
      C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4328
      • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
        C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe
        2⤵
        • Executes dropped EXE
        PID:2336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1KB

      MD5

      f7047b64aa01f9d80c7a5e177ce2485c

      SHA1

      bab6005f4a30f12ee36b9abf6bfdfaa5411bbff8

      SHA256

      807356d2424d2d04f51ebd56f926d4d5a8318bc947c76569a3b5ca2c2f279915

      SHA512

      a9af5ace72eb66a6156a5d8764031cdc46feefffabb6898651f91a5af7f3bcef645e63e8d01ed35f1105e824d6830f6fa97e70adda2d5b148ffaff5f54ca248f

    • C:\Users\Admin\AppData\Local\Temp\231940048779

      Filesize

      83KB

      MD5

      9c07e0be811eb34bb22c54e70e59149b

      SHA1

      8a1508fd810c103b945209acbfd764f56ebb97e6

      SHA256

      1f87e3b5aa09c25019e65dc5d3e95058c0cbf721a4535fca5624a21166c9dd65

      SHA512

      5415c45c49cf3606aca83d53b5fde5ffb6063da7c359de43adbb380f955c49eb2ac8718715d19c2b22965b72fe021dd3933accee53c0cdd5b0282c3e3b3cbf8e

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • C:\Users\Admin\AppData\Local\Temp\ce3eb8f6b2\Utsysc.exe

      Filesize

      531KB

      MD5

      a544d2c23c55904dbf0f0190f42eaac6

      SHA1

      e9d920e5400b36562dfe81b900b99d35b70576b9

      SHA256

      138b791bb04c3073e3e752fdcf5bc5490c4169e9f553954b025aab8414c4589a

      SHA512

      21d50d0239326ced64c8c294f53fd58fe715c3f38550b151117786b1201997e899414fefc3734fc139502d27b81c36c64d07dc64305ead24b80ac9646f114ac5

    • memory/1256-17-0x0000000074820000-0x0000000074FD0000-memory.dmp

      Filesize

      7.7MB

    • memory/1256-3-0x0000000005050000-0x00000000050C8000-memory.dmp

      Filesize

      480KB

    • memory/1256-1-0x0000000074820000-0x0000000074FD0000-memory.dmp

      Filesize

      7.7MB

    • memory/1256-10-0x00000000055C0000-0x0000000005626000-memory.dmp

      Filesize

      408KB

    • memory/1256-2-0x0000000005160000-0x0000000005170000-memory.dmp

      Filesize

      64KB

    • memory/1256-11-0x0000000005BE0000-0x0000000006184000-memory.dmp

      Filesize

      5.6MB

    • memory/1256-9-0x0000000005520000-0x00000000055B2000-memory.dmp

      Filesize

      584KB

    • memory/1256-8-0x0000000005410000-0x000000000545C000-memory.dmp

      Filesize

      304KB

    • memory/1256-7-0x0000000005380000-0x00000000053E0000-memory.dmp

      Filesize

      384KB

    • memory/1256-6-0x0000000005100000-0x0000000005160000-memory.dmp

      Filesize

      384KB

    • memory/1256-5-0x00000000051F0000-0x000000000526A000-memory.dmp

      Filesize

      488KB

    • memory/1256-4-0x0000000005170000-0x00000000051E8000-memory.dmp

      Filesize

      480KB

    • memory/1256-0-0x00000000007B0000-0x000000000083C000-memory.dmp

      Filesize

      560KB

    • memory/1764-68-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/1764-38-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/1764-37-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/1764-40-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/1764-41-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/1764-57-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/2336-74-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/2336-75-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/2336-77-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/2436-64-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/2436-66-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/2436-65-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/4328-76-0x0000000073290000-0x0000000073A40000-memory.dmp

      Filesize

      7.7MB

    • memory/4328-71-0x0000000004AC0000-0x0000000004AD0000-memory.dmp

      Filesize

      64KB

    • memory/4328-70-0x0000000073290000-0x0000000073A40000-memory.dmp

      Filesize

      7.7MB

    • memory/4564-31-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/4564-16-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/4564-15-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/4564-12-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/4564-13-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/4856-32-0x0000000073380000-0x0000000073B30000-memory.dmp

      Filesize

      7.7MB

    • memory/4856-33-0x0000000005080000-0x0000000005090000-memory.dmp

      Filesize

      64KB

    • memory/4856-39-0x0000000073380000-0x0000000073B30000-memory.dmp

      Filesize

      7.7MB

    • memory/5100-67-0x0000000073290000-0x0000000073A40000-memory.dmp

      Filesize

      7.7MB

    • memory/5100-60-0x0000000073290000-0x0000000073A40000-memory.dmp

      Filesize

      7.7MB

    • memory/5100-61-0x00000000059B0000-0x00000000059C0000-memory.dmp

      Filesize

      64KB