Analysis

  • max time kernel
    144s
  • max time network
    143s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27-03-2024 10:52

General

  • Target

    e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837.exe

  • Size

    1.8MB

  • MD5

    902ab05b635167c7fa3c318131ae3be4

  • SHA1

    4ed4d034c247a5df9f786f8f7dc9906b1cc4bcd8

  • SHA256

    e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837

  • SHA512

    462598d4c4daa4083027780c05a9de15d907d1a07451b813a0ddb1d1cd3eb27fcb54dbc2ec5b5499b0cf6d544b0bba109b027e3204f3e8af7d8df18b1f48bd2a

  • SSDEEP

    49152:uRpdiAdRAoUP9UXqeqvlV6uzRFBBXTgwZcT6:uxiAnATFelqvl5Fzswj

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

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • 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\e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837.exe
    "C:\Users\Admin\AppData\Local\Temp\e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837.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:956
    • 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:2968
      • 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:4380
        • 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:1768
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:728
            • 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:4464
        • 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:1488
    • 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:992
    • 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:1168
    • 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:4896

    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

      902ab05b635167c7fa3c318131ae3be4

      SHA1

      4ed4d034c247a5df9f786f8f7dc9906b1cc4bcd8

      SHA256

      e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837

      SHA512

      462598d4c4daa4083027780c05a9de15d907d1a07451b813a0ddb1d1cd3eb27fcb54dbc2ec5b5499b0cf6d544b0bba109b027e3204f3e8af7d8df18b1f48bd2a

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_q2qfuveu.mwf.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

      de0c532c40fa016c69051c31ecc2b000

      SHA1

      1202162239a4383f86180c5b84c519b53ef38245

      SHA256

      525f93b5b6d84352c0c181c0af61a2349f0b695cb6b5b9e3ecde448d602c1e7b

      SHA512

      171cd3f87d97334ae6cadd53fddeb3b41221958a1f3e09806103d97958065c0e3165459e6498eee5a0ab7b0a312f13c7735357e59a2d308e691c02c6213ba37e

    • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
      Filesize

      1.2MB

      MD5

      15a42d3e4579da615a384c717ab2109b

      SHA1

      22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

      SHA256

      3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

      SHA512

      1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

    • memory/956-3-0x0000000004EE0000-0x0000000004EE1000-memory.dmp
      Filesize

      4KB

    • memory/956-5-0x0000000004ED0000-0x0000000004ED1000-memory.dmp
      Filesize

      4KB

    • memory/956-7-0x0000000004EB0000-0x0000000004EB1000-memory.dmp
      Filesize

      4KB

    • memory/956-8-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
      Filesize

      4KB

    • memory/956-9-0x0000000004F10000-0x0000000004F11000-memory.dmp
      Filesize

      4KB

    • memory/956-10-0x0000000004F40000-0x0000000004F41000-memory.dmp
      Filesize

      4KB

    • memory/956-11-0x0000000004F30000-0x0000000004F31000-memory.dmp
      Filesize

      4KB

    • memory/956-6-0x0000000004F20000-0x0000000004F21000-memory.dmp
      Filesize

      4KB

    • memory/956-0-0x00000000008E0000-0x0000000000DA9000-memory.dmp
      Filesize

      4.8MB

    • memory/956-23-0x00000000008E0000-0x0000000000DA9000-memory.dmp
      Filesize

      4.8MB

    • memory/956-4-0x0000000004EF0000-0x0000000004EF1000-memory.dmp
      Filesize

      4KB

    • memory/956-2-0x00000000008E0000-0x0000000000DA9000-memory.dmp
      Filesize

      4.8MB

    • memory/956-1-0x0000000076FE6000-0x0000000076FE8000-memory.dmp
      Filesize

      8KB

    • memory/992-38-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/992-40-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
      Filesize

      4KB

    • memory/992-45-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/992-42-0x0000000004FC0000-0x0000000004FC1000-memory.dmp
      Filesize

      4KB

    • memory/992-43-0x0000000004F60000-0x0000000004F61000-memory.dmp
      Filesize

      4KB

    • memory/992-44-0x0000000004F70000-0x0000000004F71000-memory.dmp
      Filesize

      4KB

    • memory/992-41-0x0000000004F80000-0x0000000004F81000-memory.dmp
      Filesize

      4KB

    • memory/992-36-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/992-39-0x0000000004F90000-0x0000000004F91000-memory.dmp
      Filesize

      4KB

    • memory/1168-95-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/1168-100-0x0000000005760000-0x0000000005761000-memory.dmp
      Filesize

      4KB

    • memory/1168-99-0x00000000057D0000-0x00000000057D1000-memory.dmp
      Filesize

      4KB

    • memory/1168-94-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/1168-101-0x0000000005770000-0x0000000005771000-memory.dmp
      Filesize

      4KB

    • memory/1168-97-0x00000000057A0000-0x00000000057A1000-memory.dmp
      Filesize

      4KB

    • memory/1168-98-0x0000000005780000-0x0000000005781000-memory.dmp
      Filesize

      4KB

    • memory/1168-96-0x0000000005790000-0x0000000005791000-memory.dmp
      Filesize

      4KB

    • memory/1168-102-0x00000000057C0000-0x00000000057C1000-memory.dmp
      Filesize

      4KB

    • memory/1168-103-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-29-0x0000000005400000-0x0000000005401000-memory.dmp
      Filesize

      4KB

    • memory/2968-28-0x0000000005460000-0x0000000005461000-memory.dmp
      Filesize

      4KB

    • memory/2968-120-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-109-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-108-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-107-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-106-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-105-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-77-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-37-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-88-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-89-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-90-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-91-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-92-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-34-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-33-0x0000000005480000-0x0000000005481000-memory.dmp
      Filesize

      4KB

    • memory/2968-32-0x0000000005490000-0x0000000005491000-memory.dmp
      Filesize

      4KB

    • memory/2968-31-0x0000000005440000-0x0000000005441000-memory.dmp
      Filesize

      4KB

    • memory/2968-30-0x0000000005410000-0x0000000005411000-memory.dmp
      Filesize

      4KB

    • memory/2968-26-0x0000000005430000-0x0000000005431000-memory.dmp
      Filesize

      4KB

    • memory/2968-104-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-27-0x0000000005420000-0x0000000005421000-memory.dmp
      Filesize

      4KB

    • memory/2968-25-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/2968-24-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/4464-63-0x00007FFEFC6A0000-0x00007FFEFD162000-memory.dmp
      Filesize

      10.8MB

    • memory/4464-76-0x00007FFEFC6A0000-0x00007FFEFD162000-memory.dmp
      Filesize

      10.8MB

    • memory/4464-70-0x0000022850B90000-0x0000022850B9A000-memory.dmp
      Filesize

      40KB

    • memory/4464-69-0x0000022869270000-0x0000022869282000-memory.dmp
      Filesize

      72KB

    • memory/4464-68-0x0000022850BA0000-0x0000022850BB0000-memory.dmp
      Filesize

      64KB

    • memory/4464-67-0x0000022850BA0000-0x0000022850BB0000-memory.dmp
      Filesize

      64KB

    • memory/4464-62-0x00000228510C0000-0x00000228510E2000-memory.dmp
      Filesize

      136KB

    • memory/4896-114-0x00000000054D0000-0x00000000054D1000-memory.dmp
      Filesize

      4KB

    • memory/4896-112-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-115-0x00000000054B0000-0x00000000054B1000-memory.dmp
      Filesize

      4KB

    • memory/4896-113-0x00000000054C0000-0x00000000054C1000-memory.dmp
      Filesize

      4KB

    • memory/4896-117-0x0000000005490000-0x0000000005491000-memory.dmp
      Filesize

      4KB

    • memory/4896-116-0x00000000054F0000-0x00000000054F1000-memory.dmp
      Filesize

      4KB

    • memory/4896-118-0x00000000054A0000-0x00000000054A1000-memory.dmp
      Filesize

      4KB

    • memory/4896-119-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-111-0x0000000000CF0000-0x00000000011B9000-memory.dmp
      Filesize

      4.8MB