Analysis

  • max time kernel
    143s
  • max time network
    137s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28-03-2024 07:13

General

  • Target

    a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe

  • Size

    1.8MB

  • MD5

    ce12d53b79bc85280e0597b4fb0452ef

  • SHA1

    1b120488d3706f323e750a7be0b91268481bd4d1

  • SHA256

    a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75

  • SHA512

    36eaee1bdc72e4e408c83d6c07bbd3b951c20444f01903240507be554c027ec476a8a25039c6f5c5ecd5829087d3eb54a75b671f1994e857358610569f6dfd84

  • SSDEEP

    24576:D22GaIxEpiz2tQu4IilNooPqpFVJs53tpIGSS7rWuwLz1FM7iKndC0S3ZtuJEIb0:jGLfFuRCYs56aWJAbUH3WJ9s

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

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 4 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 8 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 IoCs

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

  • Loads dropped DLL 3 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe
    "C:\Users\Admin\AppData\Local\Temp\a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      "C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"
      2⤵
      • 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
      • Suspicious use of WriteProcessMemory
      PID:3052
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3124
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3324
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1452
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\181651180316_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2644
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:2832
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:4852
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:1240

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe

      Filesize

      231KB

      MD5

      adc8751fea06f5fdeee0fd99b65780ec

      SHA1

      d38d8e5176958d83a1ddde09de59137bc960f0bc

      SHA256

      f780f64e8e266027edb2c16420676b5e6705cb4b6d6b2fedee8d695577f34c52

      SHA512

      9e40c1b217440ef6c52e6ca07050e90ecaa46b161d31697570b8da7370fe9b55bca4d7f1a0019d07465fa87189c82a1122382643e0062bf2d92b15ff645515af

    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe

      Filesize

      289KB

      MD5

      33ffd3180ead747cf76d5f1a8d9f72d7

      SHA1

      c91e3de9f3f752e3208f853c46e91967c6f814ba

      SHA256

      acdcf8925ff3350d93231b7233139a97c5a207c89bfce2f69c322e9e408a96c3

      SHA512

      f22e89151246a5382dcaa808284a702d80dad77b0f78f52031b7ba5265659cf920bf85683a1524004cbeb60fb2848a45950a4e2d1aad8613e6d33297cdeae17a

    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe

      Filesize

      354KB

      MD5

      4a091620595655ea2aa0970632bab099

      SHA1

      bb32b3e9acad9f79c9e81b4ae01cda43eac1b3a8

      SHA256

      e93a19847934d6c89bb5ca71b1e573cb12834ab909d593baa04bf19b7bb6a82b

      SHA512

      23bfa0a1e47124d15eb4746da7855177734dbd7cb307d8054db2cfe0e4e1bc465620699d7649fb4eddb2c27cf0ad7fb66906b025ecab4c08416dcc31c251f6e5

    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe

      Filesize

      1.8MB

      MD5

      ce12d53b79bc85280e0597b4fb0452ef

      SHA1

      1b120488d3706f323e750a7be0b91268481bd4d1

      SHA256

      a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75

      SHA512

      36eaee1bdc72e4e408c83d6c07bbd3b951c20444f01903240507be554c027ec476a8a25039c6f5c5ecd5829087d3eb54a75b671f1994e857358610569f6dfd84

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1fz222bs.00z.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll

      Filesize

      109KB

      MD5

      726cd06231883a159ec1ce28dd538699

      SHA1

      404897e6a133d255ad5a9c26ac6414d7134285a2

      SHA256

      12fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46

      SHA512

      9ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e

    • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll

      Filesize

      1.2MB

      MD5

      15a42d3e4579da615a384c717ab2109b

      SHA1

      22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

      SHA256

      3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

      SHA512

      1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

    • memory/1240-102-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

      Filesize

      4KB

    • memory/1240-109-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/1240-101-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/1240-99-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/1240-104-0x0000000005000000-0x0000000005001000-memory.dmp

      Filesize

      4KB

    • memory/1240-105-0x0000000004F90000-0x0000000004F91000-memory.dmp

      Filesize

      4KB

    • memory/1240-106-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

      Filesize

      4KB

    • memory/1240-107-0x0000000004FA0000-0x0000000004FA1000-memory.dmp

      Filesize

      4KB

    • memory/1240-108-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

      Filesize

      4KB

    • memory/1240-103-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

      Filesize

      4KB

    • memory/2644-66-0x00007FFA78550000-0x00007FFA79012000-memory.dmp

      Filesize

      10.8MB

    • memory/2644-59-0x000002105BE40000-0x000002105BE52000-memory.dmp

      Filesize

      72KB

    • memory/2644-57-0x0000021041EC0000-0x0000021041ED0000-memory.dmp

      Filesize

      64KB

    • memory/2644-56-0x0000021041EC0000-0x0000021041ED0000-memory.dmp

      Filesize

      64KB

    • memory/2644-55-0x0000021041EC0000-0x0000021041ED0000-memory.dmp

      Filesize

      64KB

    • memory/2644-54-0x00007FFA78550000-0x00007FFA79012000-memory.dmp

      Filesize

      10.8MB

    • memory/2644-50-0x000002105BDB0000-0x000002105BDD2000-memory.dmp

      Filesize

      136KB

    • memory/2644-60-0x000002105BE30000-0x000002105BE3A000-memory.dmp

      Filesize

      40KB

    • memory/3052-28-0x0000000005620000-0x0000000005621000-memory.dmp

      Filesize

      4KB

    • memory/3052-68-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-32-0x0000000005640000-0x0000000005641000-memory.dmp

      Filesize

      4KB

    • memory/3052-31-0x0000000005650000-0x0000000005651000-memory.dmp

      Filesize

      4KB

    • memory/3052-24-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-25-0x00000000055F0000-0x00000000055F1000-memory.dmp

      Filesize

      4KB

    • memory/3052-26-0x0000000005600000-0x0000000005601000-memory.dmp

      Filesize

      4KB

    • memory/3052-27-0x00000000055E0000-0x00000000055E1000-memory.dmp

      Filesize

      4KB

    • memory/3052-58-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-111-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-29-0x00000000055C0000-0x00000000055C1000-memory.dmp

      Filesize

      4KB

    • memory/3052-30-0x00000000055D0000-0x00000000055D1000-memory.dmp

      Filesize

      4KB

    • memory/3052-67-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-92-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-23-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-79-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-80-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-81-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-110-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-100-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-33-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-97-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-96-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-95-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-94-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3052-93-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/3472-9-0x0000000004B30000-0x0000000004B31000-memory.dmp

      Filesize

      4KB

    • memory/3472-7-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

      Filesize

      4KB

    • memory/3472-0-0x0000000000BB0000-0x000000000106F000-memory.dmp

      Filesize

      4.7MB

    • memory/3472-22-0x0000000000BB0000-0x000000000106F000-memory.dmp

      Filesize

      4.7MB

    • memory/3472-1-0x0000000077AF6000-0x0000000077AF8000-memory.dmp

      Filesize

      8KB

    • memory/3472-8-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

      Filesize

      4KB

    • memory/3472-6-0x0000000004B00000-0x0000000004B01000-memory.dmp

      Filesize

      4KB

    • memory/3472-5-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

      Filesize

      4KB

    • memory/3472-4-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

      Filesize

      4KB

    • memory/3472-3-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

      Filesize

      4KB

    • memory/3472-10-0x0000000004B20000-0x0000000004B21000-memory.dmp

      Filesize

      4KB

    • memory/3472-2-0x0000000000BB0000-0x000000000106F000-memory.dmp

      Filesize

      4.7MB

    • memory/4852-83-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/4852-84-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/4852-86-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

      Filesize

      4KB

    • memory/4852-87-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

      Filesize

      4KB

    • memory/4852-91-0x0000000000B80000-0x000000000103F000-memory.dmp

      Filesize

      4.7MB

    • memory/4852-85-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

      Filesize

      4KB

    • memory/4852-89-0x0000000004B90000-0x0000000004B91000-memory.dmp

      Filesize

      4KB

    • memory/4852-88-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

      Filesize

      4KB

    • memory/4852-90-0x0000000004BA0000-0x0000000004BA1000-memory.dmp

      Filesize

      4KB