Analysis

  • max time kernel
    142s
  • max time network
    138s
  • 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 12:00

General

  • Target

    59d018904f75aa5b00e8e7cac7cc231539521aed78607ac0eb41d3db9dd7a70e.exe

  • Size

    1.8MB

  • MD5

    dcea45699992a023b395520e3cfbc7ea

  • SHA1

    361b34a0a28474891637383b1c9187cf63f29380

  • SHA256

    59d018904f75aa5b00e8e7cac7cc231539521aed78607ac0eb41d3db9dd7a70e

  • SHA512

    abe3653c303f07455ede070d62776966ebe1b8780980d4684387c7d527281bd408366431f36319db5e0981559b873874fd48d91023254f3ef4ac093237772d07

  • SSDEEP

    49152:gDyroaWfMlCvLd0h1t5R4jUpo/TVw9mXlAmWvbZGCldObHFYVaNhXu6m:YyroaWfMUvx+t5R4jUp+e9mXabZGw+Yu

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\59d018904f75aa5b00e8e7cac7cc231539521aed78607ac0eb41d3db9dd7a70e.exe
    "C:\Users\Admin\AppData\Local\Temp\59d018904f75aa5b00e8e7cac7cc231539521aed78607ac0eb41d3db9dd7a70e.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:4088
    • 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:2028
      • 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:440
        • 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:4628
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4300
            • 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\930051783255_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2204
        • 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:220
    • 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:4188
    • 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:5100
    • 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:4228

    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

      1.8MB

      MD5

      dcea45699992a023b395520e3cfbc7ea

      SHA1

      361b34a0a28474891637383b1c9187cf63f29380

      SHA256

      59d018904f75aa5b00e8e7cac7cc231539521aed78607ac0eb41d3db9dd7a70e

      SHA512

      abe3653c303f07455ede070d62776966ebe1b8780980d4684387c7d527281bd408366431f36319db5e0981559b873874fd48d91023254f3ef4ac093237772d07

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gni5uvod.4h1.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/2028-26-0x00000000055F0000-0x00000000055F1000-memory.dmp
      Filesize

      4KB

    • memory/2028-31-0x0000000005620000-0x0000000005621000-memory.dmp
      Filesize

      4KB

    • memory/2028-110-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-108-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-107-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-106-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-105-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-104-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-94-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-92-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-28-0x00000000055E0000-0x00000000055E1000-memory.dmp
      Filesize

      4KB

    • memory/2028-30-0x00000000055C0000-0x00000000055C1000-memory.dmp
      Filesize

      4KB

    • memory/2028-29-0x0000000005630000-0x0000000005631000-memory.dmp
      Filesize

      4KB

    • memory/2028-120-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-32-0x00000000055D0000-0x00000000055D1000-memory.dmp
      Filesize

      4KB

    • memory/2028-33-0x0000000005650000-0x0000000005651000-memory.dmp
      Filesize

      4KB

    • memory/2028-34-0x0000000005640000-0x0000000005641000-memory.dmp
      Filesize

      4KB

    • memory/2028-91-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-90-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-89-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-27-0x0000000005600000-0x0000000005601000-memory.dmp
      Filesize

      4KB

    • memory/2028-78-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-37-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-25-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2028-24-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/2204-65-0x000001F249E10000-0x000001F249E32000-memory.dmp
      Filesize

      136KB

    • memory/2204-66-0x00007FFD649A0000-0x00007FFD65462000-memory.dmp
      Filesize

      10.8MB

    • memory/2204-77-0x00007FFD649A0000-0x00007FFD65462000-memory.dmp
      Filesize

      10.8MB

    • memory/2204-71-0x000001F24A090000-0x000001F24A09A000-memory.dmp
      Filesize

      40KB

    • memory/2204-70-0x000001F24A2F0000-0x000001F24A302000-memory.dmp
      Filesize

      72KB

    • memory/2204-68-0x000001F249E00000-0x000001F249E10000-memory.dmp
      Filesize

      64KB

    • memory/2204-69-0x000001F249E00000-0x000001F249E10000-memory.dmp
      Filesize

      64KB

    • memory/2204-67-0x000001F249E00000-0x000001F249E10000-memory.dmp
      Filesize

      64KB

    • memory/4088-3-0x00000000053C0000-0x00000000053C1000-memory.dmp
      Filesize

      4KB

    • memory/4088-2-0x0000000000FB0000-0x0000000001461000-memory.dmp
      Filesize

      4.7MB

    • memory/4088-0-0x0000000000FB0000-0x0000000001461000-memory.dmp
      Filesize

      4.7MB

    • memory/4088-1-0x0000000077CF6000-0x0000000077CF8000-memory.dmp
      Filesize

      8KB

    • memory/4088-4-0x00000000053D0000-0x00000000053D1000-memory.dmp
      Filesize

      4KB

    • memory/4088-5-0x00000000053B0000-0x00000000053B1000-memory.dmp
      Filesize

      4KB

    • memory/4088-7-0x0000000005390000-0x0000000005391000-memory.dmp
      Filesize

      4KB

    • memory/4088-6-0x0000000005400000-0x0000000005401000-memory.dmp
      Filesize

      4KB

    • memory/4088-8-0x00000000053A0000-0x00000000053A1000-memory.dmp
      Filesize

      4KB

    • memory/4088-22-0x0000000000FB0000-0x0000000001461000-memory.dmp
      Filesize

      4.7MB

    • memory/4088-11-0x0000000005410000-0x0000000005411000-memory.dmp
      Filesize

      4KB

    • memory/4088-10-0x0000000005420000-0x0000000005421000-memory.dmp
      Filesize

      4KB

    • memory/4088-9-0x00000000053F0000-0x00000000053F1000-memory.dmp
      Filesize

      4KB

    • memory/4188-40-0x0000000005600000-0x0000000005601000-memory.dmp
      Filesize

      4KB

    • memory/4188-41-0x00000000055E0000-0x00000000055E1000-memory.dmp
      Filesize

      4KB

    • memory/4188-44-0x00000000055D0000-0x00000000055D1000-memory.dmp
      Filesize

      4KB

    • memory/4188-36-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/4188-43-0x00000000055C0000-0x00000000055C1000-memory.dmp
      Filesize

      4KB

    • memory/4188-38-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/4188-45-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/4188-42-0x0000000005620000-0x0000000005621000-memory.dmp
      Filesize

      4KB

    • memory/4188-39-0x00000000055F0000-0x00000000055F1000-memory.dmp
      Filesize

      4KB

    • memory/4228-112-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/4228-113-0x00000000055F0000-0x00000000055F1000-memory.dmp
      Filesize

      4KB

    • memory/4228-119-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/4228-118-0x00000000055D0000-0x00000000055D1000-memory.dmp
      Filesize

      4KB

    • memory/4228-117-0x00000000055C0000-0x00000000055C1000-memory.dmp
      Filesize

      4KB

    • memory/4228-116-0x0000000005620000-0x0000000005621000-memory.dmp
      Filesize

      4KB

    • memory/4228-115-0x00000000055E0000-0x00000000055E1000-memory.dmp
      Filesize

      4KB

    • memory/4228-114-0x0000000005600000-0x0000000005601000-memory.dmp
      Filesize

      4KB

    • memory/4228-111-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/5100-101-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
      Filesize

      4KB

    • memory/5100-96-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/5100-98-0x0000000004BF0000-0x0000000004BF1000-memory.dmp
      Filesize

      4KB

    • memory/5100-102-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
      Filesize

      4KB

    • memory/5100-103-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB

    • memory/5100-100-0x0000000004C10000-0x0000000004C11000-memory.dmp
      Filesize

      4KB

    • memory/5100-99-0x0000000004BD0000-0x0000000004BD1000-memory.dmp
      Filesize

      4KB

    • memory/5100-97-0x0000000004BE0000-0x0000000004BE1000-memory.dmp
      Filesize

      4KB

    • memory/5100-95-0x0000000000B60000-0x0000000001011000-memory.dmp
      Filesize

      4.7MB