Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    23-09-2023 18:22

General

  • Target

    172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01_JC.exe

  • Size

    6.9MB

  • MD5

    56c197e493f74f9233a16cdefab3109f

  • SHA1

    af35bd2fd5d884bdf6bea8aac695e98f5a00715a

  • SHA256

    172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01

  • SHA512

    d2830cfebfaa859f5fca15e3c81799e99c3cb31f72b1075d8828f03a490bfe6196b34d35bbcaede32a6d63d5c2d9bc17bea009e1bd8787cb4397f6627328b086

  • SSDEEP

    98304:ULop5mhzd71cBjG9Azp56BV8cM0AnwGSOnTXsYGeCW1zbiG54WeOVEMMRHGV7E:0op5mqU9KE8nNZnTXaexbZWsMGV7E

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://5.42.64.33/vu3skClDn/index.php

Attributes
  • install_dir

    a304d35d74

  • install_file

    yiueea.exe

  • strings_key

    3ae6c4e6339065c6f5a368011bb5cb8c

rc4.plain

Signatures

  • Amadey

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 6 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • VMProtect packed file 4 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN 172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01_JC.exe /TR "C:\Users\Admin\AppData\Local\Temp\172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01_JC.exe" /F
      2⤵
      • Creates scheduled task(s)
      PID:2776
    • C:\Users\Admin\AppData\Local\Temp\1000071051\clip.exe
      "C:\Users\Admin\AppData\Local\Temp\1000071051\clip.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:2868
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\s27o.0.bat" "
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2732
        • C:\Windows\SysWOW64\timeout.exe
          timeout 3
          4⤵
          • Delays execution with timeout.exe
          PID:2576
        • C:\ProgramData\presepuesto\LEAJ.exe
          "C:\ProgramData\presepuesto\LEAJ.exe"
          4⤵
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of WriteProcessMemory
          PID:2152
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /sc MINUTE /mo 1 /RL HIGHEST /tn "LEAJ" /tr C:\ProgramData\presepuesto\LEAJ.exe /f
            5⤵
            • Creates scheduled task(s)
            PID:2940
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {5ED4B730-2EDD-4A16-ADB5-2FE5E4FE3C2E} S-1-5-21-3185155662-718608226-894467740-1000:YETUIZPU\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Users\Admin\AppData\Local\Temp\172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01_JC.exe
      C:\Users\Admin\AppData\Local\Temp\172cb28c1c7948ece5287c566e9a684c56e64d85574d1636d5204e168771ce01_JC.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1160
    • C:\ProgramData\presepuesto\LEAJ.exe
      C:\ProgramData\presepuesto\LEAJ.exe
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:836
    • C:\ProgramData\presepuesto\LEAJ.exe
      C:\ProgramData\presepuesto\LEAJ.exe
      2⤵
      • Executes dropped EXE
      PID:2180

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\presepuesto\LEAJ.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • C:\ProgramData\presepuesto\LEAJ.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • C:\ProgramData\presepuesto\LEAJ.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • C:\ProgramData\presepuesto\LEAJ.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • C:\Users\Admin\AppData\Local\Temp\1000071051\clip.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • C:\Users\Admin\AppData\Local\Temp\1000071051\clip.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • C:\Users\Admin\AppData\Local\Temp\1000071051\clip.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • C:\Users\Admin\AppData\Local\Temp\s27o.0.bat

    Filesize

    175B

    MD5

    394d233da1d643c0dd0ff2510cf7e534

    SHA1

    3ff39df6c390e9cb75161b3e5b63f497183b5289

    SHA256

    ed60b8d2208d7a262bcb81d2006d38ad5f1d40c4812dbd4cfbb37985a2dc7ebe

    SHA512

    bf9eaff2504712342ef6d217f61d6300e7f06295db2881aaeff9159a508b9d95cdde26a7d1b1cb41cfeaa667584052e7bd24863c0ce6942ebf889058c2db7779

  • C:\Users\Admin\AppData\Local\Temp\s27o.0.bat

    Filesize

    175B

    MD5

    394d233da1d643c0dd0ff2510cf7e534

    SHA1

    3ff39df6c390e9cb75161b3e5b63f497183b5289

    SHA256

    ed60b8d2208d7a262bcb81d2006d38ad5f1d40c4812dbd4cfbb37985a2dc7ebe

    SHA512

    bf9eaff2504712342ef6d217f61d6300e7f06295db2881aaeff9159a508b9d95cdde26a7d1b1cb41cfeaa667584052e7bd24863c0ce6942ebf889058c2db7779

  • \ProgramData\presepuesto\LEAJ.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • \Users\Admin\AppData\Local\Temp\1000071051\clip.exe

    Filesize

    5.6MB

    MD5

    55a7682ff0b918010481c8daa6b76a32

    SHA1

    e18309e4cd12d8217bc0d0f2ae3d58bf1a70cf5e

    SHA256

    033b38832db481d558743cc807a3657423535cc01d2e57fbca9035fa581e863d

    SHA512

    794d5c4d0ec7d5e00931251cfbc9d6da56d1d9964d43272849f4a424a448dba6c1549fa1f011bd8d07c31230922bd76e6cb69e11c4438b552fce98b9589de606

  • memory/836-73-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/836-69-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/836-89-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/836-88-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/836-86-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/836-83-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/836-81-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/1160-75-0x0000000000930000-0x00000000013A0000-memory.dmp

    Filesize

    10.4MB

  • memory/1692-21-0x0000000004580000-0x0000000005399000-memory.dmp

    Filesize

    14.1MB

  • memory/1692-2-0x0000000000930000-0x00000000013A0000-memory.dmp

    Filesize

    10.4MB

  • memory/1692-48-0x0000000004580000-0x0000000005399000-memory.dmp

    Filesize

    14.1MB

  • memory/1692-5-0x0000000000190000-0x0000000000191000-memory.dmp

    Filesize

    4KB

  • memory/1692-7-0x0000000000930000-0x00000000013A0000-memory.dmp

    Filesize

    10.4MB

  • memory/1692-0-0x0000000000190000-0x0000000000191000-memory.dmp

    Filesize

    4KB

  • memory/1692-6-0x0000000077B70000-0x0000000077B71000-memory.dmp

    Filesize

    4KB

  • memory/1692-26-0x0000000000930000-0x00000000013A0000-memory.dmp

    Filesize

    10.4MB

  • memory/1692-3-0x0000000000190000-0x0000000000191000-memory.dmp

    Filesize

    4KB

  • memory/2152-62-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2152-63-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2152-64-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2152-57-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2152-53-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2152-102-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2152-84-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2180-100-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2180-97-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2732-52-0x0000000001F10000-0x0000000002D29000-memory.dmp

    Filesize

    14.1MB

  • memory/2868-46-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2868-32-0x0000000077B60000-0x0000000077B62000-memory.dmp

    Filesize

    8KB

  • memory/2868-27-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2868-33-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2868-34-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2868-23-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB

  • memory/2868-22-0x0000000000400000-0x0000000001219000-memory.dmp

    Filesize

    14.1MB