Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 05:07

General

  • Target

    8b11f6323b3fb7eead64beb951020739e7f6a9776872492798d005487398695a.exe

  • Size

    1.8MB

  • MD5

    4f10ac13cbf5c5d3ca3b3f34036c5145

  • SHA1

    cc800c4e6ac60158227f2395c91eb7573b69da50

  • SHA256

    8b11f6323b3fb7eead64beb951020739e7f6a9776872492798d005487398695a

  • SHA512

    5d3a381eb174e48ed0bb5881cf7743c13ec066e6e2d734b2e840aab43f06a6caa16461b2b7d31a208e7ba97be0fac4101d40a051623023688247d9bde2864aa2

  • SSDEEP

    49152:EbompKlLglA1U+qZdQtIfkogOyqcT+JdIURqAld:gpw6ACmtyZgOvJS6d

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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 23 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\8b11f6323b3fb7eead64beb951020739e7f6a9776872492798d005487398695a.exe
    "C:\Users\Admin\AppData\Local\Temp\8b11f6323b3fb7eead64beb951020739e7f6a9776872492798d005487398695a.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • 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:4928
    • 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
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3924
      • 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:5112
        • 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:4416
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2928
            • 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\134859772495_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2476
        • 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:4844
    • 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:2628
    • 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:3404
    • 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:4344

    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

    4
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    3
    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

      4f10ac13cbf5c5d3ca3b3f34036c5145

      SHA1

      cc800c4e6ac60158227f2395c91eb7573b69da50

      SHA256

      8b11f6323b3fb7eead64beb951020739e7f6a9776872492798d005487398695a

      SHA512

      5d3a381eb174e48ed0bb5881cf7743c13ec066e6e2d734b2e840aab43f06a6caa16461b2b7d31a208e7ba97be0fac4101d40a051623023688247d9bde2864aa2

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jbldagnz.5z4.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/2476-67-0x0000022C2E1F0000-0x0000022C2E200000-memory.dmp
      Filesize

      64KB

    • memory/2476-76-0x00007FFA621E0000-0x00007FFA62CA1000-memory.dmp
      Filesize

      10.8MB

    • memory/2476-66-0x0000022C2E1F0000-0x0000022C2E200000-memory.dmp
      Filesize

      64KB

    • memory/2476-65-0x00007FFA621E0000-0x00007FFA62CA1000-memory.dmp
      Filesize

      10.8MB

    • memory/2476-60-0x0000022C2E1C0000-0x0000022C2E1E2000-memory.dmp
      Filesize

      136KB

    • memory/2476-69-0x0000022C47240000-0x0000022C47252000-memory.dmp
      Filesize

      72KB

    • memory/2476-70-0x0000022C47220000-0x0000022C4722A000-memory.dmp
      Filesize

      40KB

    • memory/2628-34-0x0000000004DB0000-0x0000000004DB1000-memory.dmp
      Filesize

      4KB

    • memory/2628-42-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/2628-24-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/2628-39-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/2628-37-0x0000000004D70000-0x0000000004D71000-memory.dmp
      Filesize

      4KB

    • memory/2628-38-0x0000000004D80000-0x0000000004D81000-memory.dmp
      Filesize

      4KB

    • memory/2628-36-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
      Filesize

      4KB

    • memory/2628-35-0x0000000004D90000-0x0000000004D91000-memory.dmp
      Filesize

      4KB

    • memory/2628-33-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
      Filesize

      4KB

    • memory/3404-95-0x00000000053A0000-0x00000000053A1000-memory.dmp
      Filesize

      4KB

    • memory/3404-93-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3404-102-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3404-96-0x0000000005390000-0x0000000005391000-memory.dmp
      Filesize

      4KB

    • memory/3404-101-0x00000000053C0000-0x00000000053C1000-memory.dmp
      Filesize

      4KB

    • memory/3404-97-0x00000000053D0000-0x00000000053D1000-memory.dmp
      Filesize

      4KB

    • memory/3404-98-0x0000000005360000-0x0000000005361000-memory.dmp
      Filesize

      4KB

    • memory/3404-100-0x0000000005370000-0x0000000005371000-memory.dmp
      Filesize

      4KB

    • memory/3404-99-0x0000000005380000-0x0000000005381000-memory.dmp
      Filesize

      4KB

    • memory/3404-94-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-107-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-108-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-43-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-121-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-120-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-22-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-32-0x0000000005800000-0x0000000005801000-memory.dmp
      Filesize

      4KB

    • memory/3924-106-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-105-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-68-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-104-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-103-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-31-0x00000000057B0000-0x00000000057B1000-memory.dmp
      Filesize

      4KB

    • memory/3924-77-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-30-0x00000000057A0000-0x00000000057A1000-memory.dmp
      Filesize

      4KB

    • memory/3924-88-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-89-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-90-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-92-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-41-0x0000000005820000-0x0000000005821000-memory.dmp
      Filesize

      4KB

    • memory/3924-40-0x0000000005830000-0x0000000005831000-memory.dmp
      Filesize

      4KB

    • memory/3924-25-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/3924-26-0x00000000057D0000-0x00000000057D1000-memory.dmp
      Filesize

      4KB

    • memory/3924-29-0x0000000005810000-0x0000000005811000-memory.dmp
      Filesize

      4KB

    • memory/3924-28-0x00000000057C0000-0x00000000057C1000-memory.dmp
      Filesize

      4KB

    • memory/3924-27-0x00000000057E0000-0x00000000057E1000-memory.dmp
      Filesize

      4KB

    • memory/4344-116-0x0000000004B70000-0x0000000004B71000-memory.dmp
      Filesize

      4KB

    • memory/4344-112-0x0000000004B90000-0x0000000004B91000-memory.dmp
      Filesize

      4KB

    • memory/4344-111-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/4344-114-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
      Filesize

      4KB

    • memory/4344-113-0x0000000004B80000-0x0000000004B81000-memory.dmp
      Filesize

      4KB

    • memory/4344-119-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/4344-118-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
      Filesize

      4KB

    • memory/4344-117-0x0000000004B60000-0x0000000004B61000-memory.dmp
      Filesize

      4KB

    • memory/4344-115-0x0000000004B50000-0x0000000004B51000-memory.dmp
      Filesize

      4KB

    • memory/4344-110-0x0000000000E50000-0x00000000012FA000-memory.dmp
      Filesize

      4.7MB

    • memory/4928-6-0x0000000005430000-0x0000000005431000-memory.dmp
      Filesize

      4KB

    • memory/4928-3-0x0000000005400000-0x0000000005401000-memory.dmp
      Filesize

      4KB

    • memory/4928-4-0x0000000005410000-0x0000000005411000-memory.dmp
      Filesize

      4KB

    • memory/4928-2-0x0000000000E70000-0x000000000131A000-memory.dmp
      Filesize

      4.7MB

    • memory/4928-8-0x00000000053E0000-0x00000000053E1000-memory.dmp
      Filesize

      4KB

    • memory/4928-1-0x0000000076FC4000-0x0000000076FC6000-memory.dmp
      Filesize

      8KB

    • memory/4928-7-0x00000000053D0000-0x00000000053D1000-memory.dmp
      Filesize

      4KB

    • memory/4928-0-0x0000000000E70000-0x000000000131A000-memory.dmp
      Filesize

      4.7MB

    • memory/4928-5-0x00000000053F0000-0x00000000053F1000-memory.dmp
      Filesize

      4KB

    • memory/4928-9-0x0000000005450000-0x0000000005451000-memory.dmp
      Filesize

      4KB

    • memory/4928-20-0x0000000000E70000-0x000000000131A000-memory.dmp
      Filesize

      4.7MB