Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 19:37

General

  • Target

    017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

  • Size

    1.8MB

  • MD5

    fcef19f8625006d98f0f55d5723b5298

  • SHA1

    4944a4b08c759e674cc37fdaedeea148ef758744

  • SHA256

    017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08

  • SHA512

    23af21f03a7a863baf5618be447297f06f35283f1d5e13fc9c8ee109bb6526cdedeaa16df559d9e42c909fa197aa67db7c64929be534f7246db94b27c7992d30

  • SSDEEP

    49152:5WFDSDNlEstMehfBwe/WHGZDPgVW0DW40fNQ2:PNqs+ejL/ZDY50z

Malware Config

Extracted

Family

amadey

Version

5.04

Botnet

4bee07

C2

http://185.215.113.209

Attributes
  • install_dir

    fc9e0aaab7

  • install_file

    defnur.exe

  • strings_key

    191655f008adc880f91bfc85bc56db54

  • url_paths

    /Fru7Nk9/index.php

rc4.plain

Signatures

  • Amadey

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

  • Amadey family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
    "C:\Users\Admin\AppData\Local\Temp\017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
      "C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2740
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1784
      • C:\Users\Admin\AppData\Local\Temp\10004470101\a196953c36.exe
        "C:\Users\Admin\AppData\Local\Temp\10004470101\a196953c36.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2904
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c start cmd /C "ping localhost -n 1 && start C:\Users\Admin\AppData\Local\kreon.exe"
          4⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Windows\system32\cmd.exe
            cmd /C "ping localhost -n 1 && start C:\Users\Admin\AppData\Local\kreon.exe"
            5⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Suspicious use of WriteProcessMemory
            PID:2144
            • C:\Windows\system32\PING.EXE
              ping localhost -n 1
              6⤵
              • System Network Configuration Discovery: Internet Connection Discovery
              • Runs ping.exe
              PID:4920
            • C:\Users\Admin\AppData\Local\kreon.exe
              C:\Users\Admin\AppData\Local\kreon.exe
              6⤵
              • Executes dropped EXE
              PID:4388
  • C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
    C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3672
  • C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
    C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4168
  • C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
    C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_49536AB5156BDD74EFF881D01C36A419

    Filesize

    471B

    MD5

    e2705e3c0b0e009059f5ad82eeb98524

    SHA1

    23733d25f7f0b5c98cf4ef33871e651b94d58dbf

    SHA256

    d1041d807bfc245a95dbc19bb7bfd5b68f2cc14830da05840123a96518fd66be

    SHA512

    db932648a6d64b9b8fc0d689a1ec0ff76919d1afe3c24bc1dbd7cd63f7a7392df10d0a2165be31c38883dd74840605e5e8a8052f75a37794027770e1aed18db3

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_49536AB5156BDD74EFF881D01C36A419

    Filesize

    412B

    MD5

    ea445700bc78c7b7721cf40277d55e8b

    SHA1

    2098a355f6dcad3bd0a6d9abac0307c26b0632ae

    SHA256

    11db861921753710188d835feac7b3849a000c31436e85dbf8feb300bb8564ee

    SHA512

    2585814685beb111118e63759cf2922d7b1825677c279424d666df4c4c756105140bf6d7dbbf813234791d67b2e9ff52b0d096142aebe5a8b13ea2153a15810c

  • C:\Users\Admin\AppData\Local\Temp\10004470101\a196953c36.exe

    Filesize

    3.5MB

    MD5

    ca480193e4b8159dd1283118ebde8896

    SHA1

    857fb4852f31428ead5e2d9fbd5bfb16d9714d1a

    SHA256

    377717dd342a9169589d1e2c8509d12ceafe9c43b3407ab16771ec611a367a2a

    SHA512

    a49927f1dffe8d14f592e767415c490f4bdc9fb5d7ce45f10f5e6c7aa5c20b79412abc8d4f799cfd88aeeac3ef73f55a9710503a9a612efb5d414ec95a3e7ed9

  • C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe

    Filesize

    1.8MB

    MD5

    fcef19f8625006d98f0f55d5723b5298

    SHA1

    4944a4b08c759e674cc37fdaedeea148ef758744

    SHA256

    017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08

    SHA512

    23af21f03a7a863baf5618be447297f06f35283f1d5e13fc9c8ee109bb6526cdedeaa16df559d9e42c909fa197aa67db7c64929be534f7246db94b27c7992d30

  • C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll

    Filesize

    124KB

    MD5

    0d3418372c854ee228b78e16ea7059be

    SHA1

    c0a29d4e74d39308a50f4fd21d0cca1f98cb02c1

    SHA256

    885bf0b3b12b77ef3f953fbb48def1b45079faa2a4d574ee16afdbafa1de3ac7

    SHA512

    e30dced307e04ae664367a998cd1ba36349e99e363f70897b5d90c898de2c69c393182c3afba63a74956b5e6f49f0635468e88ed31dd1e3c86c21e987ddd2c19

  • memory/1360-1-0x00007FF96A550000-0x00007FF96A745000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-16-0x00007FF96A550000-0x00007FF96A745000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-15-0x0000000000B10000-0x0000000000FCE000-memory.dmp

    Filesize

    4.7MB

  • memory/1360-0-0x0000000000B10000-0x0000000000FCE000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-19-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-70-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-84-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-83-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-25-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-20-0x00007FF96A550000-0x00007FF96A745000-memory.dmp

    Filesize

    2.0MB

  • memory/2740-34-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-18-0x00007FF96A550000-0x00007FF96A745000-memory.dmp

    Filesize

    2.0MB

  • memory/2740-17-0x00007FF96A550000-0x00007FF96A745000-memory.dmp

    Filesize

    2.0MB

  • memory/2740-13-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-67-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-68-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-69-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-80-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-79-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-78-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-75-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-76-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/2740-77-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/3660-82-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/3672-22-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/3672-24-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/3672-23-0x00007FF96A550000-0x00007FF96A745000-memory.dmp

    Filesize

    2.0MB

  • memory/4168-74-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB

  • memory/4168-72-0x00000000000A0000-0x000000000055E000-memory.dmp

    Filesize

    4.7MB