Analysis

  • max time kernel
    158s
  • max time network
    156s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23-03-2024 06:36

General

  • Target

    cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe

  • Size

    1.8MB

  • MD5

    806ca2c1df665f2022af888d563df038

  • SHA1

    e058e45a6df23c08f64e4e28a6b7081c18b00361

  • SHA256

    cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c

  • SHA512

    ff9b2c010fa83b7a05ce205b3193a1e8aa96ae234956bc21af12b75609cbc4fe7cf50a25944dfdfcba247dea22a3492e383aad0a1c7fcc5c82f7e3dfa59a8f4d

  • SSDEEP

    49152:3TtcGwbFbL2lWFh+rEYMCSEY7gjKZmrSOfl+DU2tT:DtcFbLTGnjK8WOA

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 5 IoCs
  • Blocklisted process makes network request 2 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.

  • Executes dropped EXE 4 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 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 5 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe
    "C:\Users\Admin\AppData\Local\Temp\cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.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 FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4244
    • 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:3500
      • 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:716
        • 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:4792
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1856
            • 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\271347359027_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3420
        • 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:3792
    • 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:2512
    • 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:3744
    • 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:4920

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1.8MB

      MD5

      806ca2c1df665f2022af888d563df038

      SHA1

      e058e45a6df23c08f64e4e28a6b7081c18b00361

      SHA256

      cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c

      SHA512

      ff9b2c010fa83b7a05ce205b3193a1e8aa96ae234956bc21af12b75609cbc4fe7cf50a25944dfdfcba247dea22a3492e383aad0a1c7fcc5c82f7e3dfa59a8f4d

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

      Filesize

      1.2MB

      MD5

      18ecc0e98697ce80e22a314d3fb0ecd8

      SHA1

      b8853fc3173d7d96511ec5d5eb149d88fe737503

      SHA256

      ba381ea384c7b0ffc0ae7fc0442f809608081687d06e3e0378aee4bae09b119b

      SHA512

      36ad4f7f754a087c99ac0c955fd9209beb89d81debd7f4748ef5b304c4d53448e7438bd52b1b4d5a75ddc0f541006c14fccfcfd9d77b1c032191424e50e14344

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4kohboif.z4b.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/2512-74-0x00000000053B0000-0x00000000053B1000-memory.dmp

      Filesize

      4KB

    • memory/2512-80-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/2512-76-0x00000000053E0000-0x00000000053E1000-memory.dmp

      Filesize

      4KB

    • memory/2512-75-0x0000000005390000-0x0000000005391000-memory.dmp

      Filesize

      4KB

    • memory/2512-73-0x00000000053A0000-0x00000000053A1000-memory.dmp

      Filesize

      4KB

    • memory/2512-77-0x0000000005370000-0x0000000005371000-memory.dmp

      Filesize

      4KB

    • memory/2512-79-0x00000000053D0000-0x00000000053D1000-memory.dmp

      Filesize

      4KB

    • memory/2512-72-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/2512-70-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/2512-78-0x0000000005380000-0x0000000005381000-memory.dmp

      Filesize

      4KB

    • memory/3420-68-0x00007FF9D0490000-0x00007FF9D0F52000-memory.dmp

      Filesize

      10.8MB

    • memory/3420-61-0x000001F4F3840000-0x000001F4F3852000-memory.dmp

      Filesize

      72KB

    • memory/3420-60-0x000001F4F3240000-0x000001F4F3250000-memory.dmp

      Filesize

      64KB

    • memory/3420-59-0x000001F4F3240000-0x000001F4F3250000-memory.dmp

      Filesize

      64KB

    • memory/3420-58-0x000001F4F3240000-0x000001F4F3250000-memory.dmp

      Filesize

      64KB

    • memory/3420-56-0x00007FF9D0490000-0x00007FF9D0F52000-memory.dmp

      Filesize

      10.8MB

    • memory/3420-55-0x000001F4F37D0000-0x000001F4F37F2000-memory.dmp

      Filesize

      136KB

    • memory/3420-62-0x000001F4F3260000-0x000001F4F326A000-memory.dmp

      Filesize

      40KB

    • memory/3500-26-0x0000000005480000-0x0000000005481000-memory.dmp

      Filesize

      4KB

    • memory/3500-109-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-32-0x00000000054C0000-0x00000000054C1000-memory.dmp

      Filesize

      4KB

    • memory/3500-33-0x00000000054B0000-0x00000000054B1000-memory.dmp

      Filesize

      4KB

    • memory/3500-25-0x0000000005470000-0x0000000005471000-memory.dmp

      Filesize

      4KB

    • memory/3500-115-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-27-0x0000000005460000-0x0000000005461000-memory.dmp

      Filesize

      4KB

    • memory/3500-57-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-28-0x00000000054A0000-0x00000000054A1000-memory.dmp

      Filesize

      4KB

    • memory/3500-29-0x0000000005440000-0x0000000005441000-memory.dmp

      Filesize

      4KB

    • memory/3500-30-0x0000000005450000-0x0000000005451000-memory.dmp

      Filesize

      4KB

    • memory/3500-31-0x0000000005490000-0x0000000005491000-memory.dmp

      Filesize

      4KB

    • memory/3500-24-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-23-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-71-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-112-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-111-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-110-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-34-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-108-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-99-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-96-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-95-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-94-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-81-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-93-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3500-92-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3744-107-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3744-103-0x0000000005100000-0x0000000005101000-memory.dmp

      Filesize

      4KB

    • memory/3744-106-0x00000000050E0000-0x00000000050E1000-memory.dmp

      Filesize

      4KB

    • memory/3744-105-0x00000000050B0000-0x00000000050B1000-memory.dmp

      Filesize

      4KB

    • memory/3744-102-0x00000000050C0000-0x00000000050C1000-memory.dmp

      Filesize

      4KB

    • memory/3744-98-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3744-104-0x00000000050A0000-0x00000000050A1000-memory.dmp

      Filesize

      4KB

    • memory/3744-100-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/3744-101-0x00000000050D0000-0x00000000050D1000-memory.dmp

      Filesize

      4KB

    • memory/4244-3-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

      Filesize

      4KB

    • memory/4244-0-0x0000000000C80000-0x0000000001149000-memory.dmp

      Filesize

      4.8MB

    • memory/4244-1-0x0000000076EF6000-0x0000000076EF8000-memory.dmp

      Filesize

      8KB

    • memory/4244-6-0x0000000004CE0000-0x0000000004CE1000-memory.dmp

      Filesize

      4KB

    • memory/4244-7-0x0000000004C80000-0x0000000004C81000-memory.dmp

      Filesize

      4KB

    • memory/4244-2-0x0000000000C80000-0x0000000001149000-memory.dmp

      Filesize

      4.8MB

    • memory/4244-4-0x0000000004CC0000-0x0000000004CC1000-memory.dmp

      Filesize

      4KB

    • memory/4244-8-0x0000000004C90000-0x0000000004C91000-memory.dmp

      Filesize

      4KB

    • memory/4244-9-0x0000000004D10000-0x0000000004D11000-memory.dmp

      Filesize

      4KB

    • memory/4244-10-0x0000000004D00000-0x0000000004D01000-memory.dmp

      Filesize

      4KB

    • memory/4244-22-0x0000000000C80000-0x0000000001149000-memory.dmp

      Filesize

      4.8MB

    • memory/4244-5-0x0000000004CA0000-0x0000000004CA1000-memory.dmp

      Filesize

      4KB

    • memory/4920-114-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/4920-117-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

      Filesize

      4KB

    • memory/4920-116-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB

    • memory/4920-118-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

      Filesize

      4KB

    • memory/4920-119-0x0000000004E10000-0x0000000004E11000-memory.dmp

      Filesize

      4KB

    • memory/4920-120-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

      Filesize

      4KB

    • memory/4920-121-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-122-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

      Filesize

      4KB

    • memory/4920-123-0x0000000000620000-0x0000000000AE9000-memory.dmp

      Filesize

      4.8MB