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
    29-03-2024 17:06

General

  • Target

    fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141.exe

  • Size

    1.9MB

  • MD5

    c4414cc9ec67035a4edb2f20cc56fcdd

  • SHA1

    3b48efb50dcb74a1f3a71498d8b33aa802a85c3f

  • SHA256

    fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141

  • SHA512

    2b1e9d21a0c7788e4d2b83c82163414ef38ec91ec9401a175623056c16779448380bebc5da7d3325775147ed05eb3cfa4b3005d63267111618c5eab5377ba909

  • SSDEEP

    49152:P/Cj9A6yiVvzsB4DReBG6BWphrxxjB8KrEm+sNEdPR241r:XCxy2uokBfApfxj3rEmhaPRJ1

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 WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141.exe
    "C:\Users\Admin\AppData\Local\Temp\fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141.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:564
    • 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:4276
      • 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:4128
        • 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:4016
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2020
            • 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\637591879962_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:5112
        • 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:4692
    • 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:4172
    • 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:4636
    • 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:3584

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Credential Access

    Unsecured Credentials

    3
    T1552

    Credentials In Files

    2
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    Query Registry

    3
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    3
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      1.9MB

      MD5

      c4414cc9ec67035a4edb2f20cc56fcdd

      SHA1

      3b48efb50dcb74a1f3a71498d8b33aa802a85c3f

      SHA256

      fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141

      SHA512

      2b1e9d21a0c7788e4d2b83c82163414ef38ec91ec9401a175623056c16779448380bebc5da7d3325775147ed05eb3cfa4b3005d63267111618c5eab5377ba909

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i2groldj.sul.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/564-3-0x0000000004C40000-0x0000000004C41000-memory.dmp
      Filesize

      4KB

    • memory/564-0-0x0000000000060000-0x000000000052F000-memory.dmp
      Filesize

      4.8MB

    • memory/564-6-0x0000000004C80000-0x0000000004C81000-memory.dmp
      Filesize

      4KB

    • memory/564-5-0x0000000004C30000-0x0000000004C31000-memory.dmp
      Filesize

      4KB

    • memory/564-1-0x0000000076FD6000-0x0000000076FD8000-memory.dmp
      Filesize

      8KB

    • memory/564-2-0x0000000000060000-0x000000000052F000-memory.dmp
      Filesize

      4.8MB

    • memory/564-11-0x0000000004C90000-0x0000000004C91000-memory.dmp
      Filesize

      4KB

    • memory/564-10-0x0000000004CA0000-0x0000000004CA1000-memory.dmp
      Filesize

      4KB

    • memory/564-8-0x0000000004C20000-0x0000000004C21000-memory.dmp
      Filesize

      4KB

    • memory/564-23-0x0000000000060000-0x000000000052F000-memory.dmp
      Filesize

      4.8MB

    • memory/564-4-0x0000000004C50000-0x0000000004C51000-memory.dmp
      Filesize

      4KB

    • memory/564-9-0x0000000004C70000-0x0000000004C71000-memory.dmp
      Filesize

      4KB

    • memory/564-7-0x0000000004C10000-0x0000000004C11000-memory.dmp
      Filesize

      4KB

    • memory/3584-120-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/3584-117-0x0000000005030000-0x0000000005031000-memory.dmp
      Filesize

      4KB

    • memory/3584-118-0x0000000005040000-0x0000000005041000-memory.dmp
      Filesize

      4KB

    • memory/3584-116-0x00000000050A0000-0x00000000050A1000-memory.dmp
      Filesize

      4KB

    • memory/3584-113-0x0000000005060000-0x0000000005061000-memory.dmp
      Filesize

      4KB

    • memory/3584-114-0x0000000005070000-0x0000000005071000-memory.dmp
      Filesize

      4KB

    • memory/3584-112-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/3584-119-0x0000000005090000-0x0000000005091000-memory.dmp
      Filesize

      4KB

    • memory/3584-115-0x0000000005050000-0x0000000005051000-memory.dmp
      Filesize

      4KB

    • memory/4172-71-0x0000000004EB0000-0x0000000004EB1000-memory.dmp
      Filesize

      4KB

    • memory/4172-72-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
      Filesize

      4KB

    • memory/4172-77-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4172-76-0x0000000004E90000-0x0000000004E91000-memory.dmp
      Filesize

      4KB

    • memory/4172-74-0x0000000004EE0000-0x0000000004EE1000-memory.dmp
      Filesize

      4KB

    • memory/4172-75-0x0000000004E80000-0x0000000004E81000-memory.dmp
      Filesize

      4KB

    • memory/4172-73-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
      Filesize

      4KB

    • memory/4172-61-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4172-78-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-27-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
      Filesize

      4KB

    • memory/4276-109-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-70-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-121-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-24-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-31-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
      Filesize

      4KB

    • memory/4276-30-0x0000000004D90000-0x0000000004D91000-memory.dmp
      Filesize

      4KB

    • memory/4276-29-0x0000000004DF0000-0x0000000004DF1000-memory.dmp
      Filesize

      4KB

    • memory/4276-56-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-28-0x0000000004DB0000-0x0000000004DB1000-memory.dmp
      Filesize

      4KB

    • memory/4276-26-0x0000000004DC0000-0x0000000004DC1000-memory.dmp
      Filesize

      4KB

    • memory/4276-79-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-34-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-90-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-91-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-92-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-93-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-94-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-25-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-32-0x0000000004E20000-0x0000000004E21000-memory.dmp
      Filesize

      4KB

    • memory/4276-33-0x0000000004E10000-0x0000000004E11000-memory.dmp
      Filesize

      4KB

    • memory/4276-110-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-108-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-107-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-106-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4276-105-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4636-97-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4636-98-0x0000000004F40000-0x0000000004F41000-memory.dmp
      Filesize

      4KB

    • memory/4636-104-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4636-102-0x0000000004F10000-0x0000000004F11000-memory.dmp
      Filesize

      4KB

    • memory/4636-96-0x00000000006F0000-0x0000000000BBF000-memory.dmp
      Filesize

      4.8MB

    • memory/4636-103-0x0000000004F20000-0x0000000004F21000-memory.dmp
      Filesize

      4KB

    • memory/4636-100-0x0000000004F30000-0x0000000004F31000-memory.dmp
      Filesize

      4KB

    • memory/4636-99-0x0000000004F50000-0x0000000004F51000-memory.dmp
      Filesize

      4KB

    • memory/4636-101-0x0000000004F70000-0x0000000004F71000-memory.dmp
      Filesize

      4KB

    • memory/5112-69-0x00007FFBB7BE0000-0x00007FFBB86A2000-memory.dmp
      Filesize

      10.8MB

    • memory/5112-48-0x00000286E1170000-0x00000286E1192000-memory.dmp
      Filesize

      136KB

    • memory/5112-55-0x00007FFBB7BE0000-0x00007FFBB86A2000-memory.dmp
      Filesize

      10.8MB

    • memory/5112-58-0x00000286E1160000-0x00000286E1170000-memory.dmp
      Filesize

      64KB

    • memory/5112-57-0x00000286E1160000-0x00000286E1170000-memory.dmp
      Filesize

      64KB

    • memory/5112-59-0x00000286E1160000-0x00000286E1170000-memory.dmp
      Filesize

      64KB

    • memory/5112-62-0x00000286F9280000-0x00000286F9292000-memory.dmp
      Filesize

      72KB

    • memory/5112-63-0x00000286E11B0000-0x00000286E11BA000-memory.dmp
      Filesize

      40KB