Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    30-03-2024 02:07

General

  • Target

    789bed30e88a6264501ad7a5eec099081b33576d1004e4f180fa025e192afaa9.exe

  • Size

    1.8MB

  • MD5

    7951faa79f160355bc08772058dea7a0

  • SHA1

    8c49b97f2b64bfbb1bdcd209deb81c4805fe6b73

  • SHA256

    789bed30e88a6264501ad7a5eec099081b33576d1004e4f180fa025e192afaa9

  • SHA512

    10b4fa0aafbf46c91e1f6217142f468226aa47ff0e3fcfdc26d9a74f01c9e9754c606ffc3017133f6655eb9e71e4b731f93ea269299c54fadb121ab4f87325dd

  • SSDEEP

    49152:eaw6RCPDyClaVZktsBbUf7w3fjW7KvkySs:A6JvRXmKv

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\789bed30e88a6264501ad7a5eec099081b33576d1004e4f180fa025e192afaa9.exe
    "C:\Users\Admin\AppData\Local\Temp\789bed30e88a6264501ad7a5eec099081b33576d1004e4f180fa025e192afaa9.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:4896
    • 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:2832
      • 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:2584
        • 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:4520
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:3004
            • 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\472529282816_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1128
        • 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:1588
    • 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:3440
    • 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:3076

    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

      7951faa79f160355bc08772058dea7a0

      SHA1

      8c49b97f2b64bfbb1bdcd209deb81c4805fe6b73

      SHA256

      789bed30e88a6264501ad7a5eec099081b33576d1004e4f180fa025e192afaa9

      SHA512

      10b4fa0aafbf46c91e1f6217142f468226aa47ff0e3fcfdc26d9a74f01c9e9754c606ffc3017133f6655eb9e71e4b731f93ea269299c54fadb121ab4f87325dd

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_guyivtuo.j0h.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/1128-64-0x00007FF940DB0000-0x00007FF941872000-memory.dmp

      Filesize

      10.8MB

    • memory/1128-58-0x00000173BFC80000-0x00000173BFC8A000-memory.dmp

      Filesize

      40KB

    • memory/1128-57-0x00000173BFCA0000-0x00000173BFCB2000-memory.dmp

      Filesize

      72KB

    • memory/1128-54-0x00000173BFB30000-0x00000173BFB40000-memory.dmp

      Filesize

      64KB

    • memory/1128-55-0x00000173BFB30000-0x00000173BFB40000-memory.dmp

      Filesize

      64KB

    • memory/1128-53-0x00007FF940DB0000-0x00007FF941872000-memory.dmp

      Filesize

      10.8MB

    • memory/1128-52-0x00000173BFAE0000-0x00000173BFB02000-memory.dmp

      Filesize

      136KB

    • memory/2832-24-0x0000000005130000-0x0000000005131000-memory.dmp

      Filesize

      4KB

    • memory/2832-77-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-23-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-25-0x0000000005140000-0x0000000005141000-memory.dmp

      Filesize

      4KB

    • memory/2832-26-0x0000000005120000-0x0000000005121000-memory.dmp

      Filesize

      4KB

    • memory/2832-108-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-28-0x0000000005100000-0x0000000005101000-memory.dmp

      Filesize

      4KB

    • memory/2832-27-0x0000000005160000-0x0000000005161000-memory.dmp

      Filesize

      4KB

    • memory/2832-29-0x0000000005110000-0x0000000005111000-memory.dmp

      Filesize

      4KB

    • memory/2832-30-0x0000000005190000-0x0000000005191000-memory.dmp

      Filesize

      4KB

    • memory/2832-31-0x0000000005180000-0x0000000005181000-memory.dmp

      Filesize

      4KB

    • memory/2832-32-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-22-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-107-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-106-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-105-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-90-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-91-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-56-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-92-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-93-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-94-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-65-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-66-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-80-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/2832-89-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/3076-98-0x00000000054A0000-0x00000000054A1000-memory.dmp

      Filesize

      4KB

    • memory/3076-99-0x00000000054B0000-0x00000000054B1000-memory.dmp

      Filesize

      4KB

    • memory/3076-97-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/3076-96-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/3076-100-0x0000000005490000-0x0000000005491000-memory.dmp

      Filesize

      4KB

    • memory/3076-101-0x00000000054D0000-0x00000000054D1000-memory.dmp

      Filesize

      4KB

    • memory/3076-102-0x0000000005470000-0x0000000005471000-memory.dmp

      Filesize

      4KB

    • memory/3076-103-0x0000000005480000-0x0000000005481000-memory.dmp

      Filesize

      4KB

    • memory/3076-104-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/3440-79-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/3440-88-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/3440-87-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

      Filesize

      4KB

    • memory/3440-86-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

      Filesize

      4KB

    • memory/3440-85-0x0000000004E40000-0x0000000004E41000-memory.dmp

      Filesize

      4KB

    • memory/3440-84-0x0000000004E00000-0x0000000004E01000-memory.dmp

      Filesize

      4KB

    • memory/3440-83-0x0000000004E20000-0x0000000004E21000-memory.dmp

      Filesize

      4KB

    • memory/3440-82-0x0000000004E10000-0x0000000004E11000-memory.dmp

      Filesize

      4KB

    • memory/3440-81-0x0000000000A00000-0x0000000000ECC000-memory.dmp

      Filesize

      4.8MB

    • memory/4896-21-0x0000000000830000-0x0000000000CFC000-memory.dmp

      Filesize

      4.8MB

    • memory/4896-1-0x00000000772D6000-0x00000000772D8000-memory.dmp

      Filesize

      8KB

    • memory/4896-2-0x0000000000830000-0x0000000000CFC000-memory.dmp

      Filesize

      4.8MB

    • memory/4896-4-0x00000000052C0000-0x00000000052C1000-memory.dmp

      Filesize

      4KB

    • memory/4896-3-0x00000000052D0000-0x00000000052D1000-memory.dmp

      Filesize

      4KB

    • memory/4896-5-0x0000000005300000-0x0000000005301000-memory.dmp

      Filesize

      4KB

    • memory/4896-6-0x00000000052A0000-0x00000000052A1000-memory.dmp

      Filesize

      4KB

    • memory/4896-7-0x00000000052B0000-0x00000000052B1000-memory.dmp

      Filesize

      4KB

    • memory/4896-9-0x0000000005320000-0x0000000005321000-memory.dmp

      Filesize

      4KB

    • memory/4896-8-0x0000000005330000-0x0000000005331000-memory.dmp

      Filesize

      4KB

    • memory/4896-0-0x0000000000830000-0x0000000000CFC000-memory.dmp

      Filesize

      4.8MB