Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Resubmissions

29/03/2024, 14:25

240329-rrdgpsad9y

Analysis

  • max time kernel
    143s
  • max time network
    151s
  • 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, 17:47

General

  • Target

    7ef012907eb337ad94d0635a9d1a1dd64ccb32b5c193a5bb732eee3dd22013da.exe

  • Size

    1.9MB

  • MD5

    864674e8be395eb28bb181184add5c01

  • SHA1

    79bb9c0ae54bf8572328af06b6576327bd0a386c

  • SHA256

    7ef012907eb337ad94d0635a9d1a1dd64ccb32b5c193a5bb732eee3dd22013da

  • SHA512

    7f85146e5cca26f5a388aeea88cf9d86819aed6e240c3b94569967a2074654327e531be66f1335f9fa0790f13844c65315a3020d0e9c6bdce40c3605164abc25

  • SSDEEP

    49152:EJ8NNvupgJi+RYYhQx/QAfi4oxa03C+v7sOh9yPQtE:Xvu+RIx/QAfiTY03C+z/yP

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/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 2 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 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 2 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 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ef012907eb337ad94d0635a9d1a1dd64ccb32b5c193a5bb732eee3dd22013da.exe
    "C:\Users\Admin\AppData\Local\Temp\7ef012907eb337ad94d0635a9d1a1dd64ccb32b5c193a5bb732eee3dd22013da.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
    PID:3736
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4232 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2496
    • C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
      C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
      1⤵
      • 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:4572
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1288
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3152
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            4⤵
              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\808065738166_Desktop.zip' -CompressionLevel Optimal
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2296
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
          2⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:4948

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe

        Filesize

        1.9MB

        MD5

        864674e8be395eb28bb181184add5c01

        SHA1

        79bb9c0ae54bf8572328af06b6576327bd0a386c

        SHA256

        7ef012907eb337ad94d0635a9d1a1dd64ccb32b5c193a5bb732eee3dd22013da

        SHA512

        7f85146e5cca26f5a388aeea88cf9d86819aed6e240c3b94569967a2074654327e531be66f1335f9fa0790f13844c65315a3020d0e9c6bdce40c3605164abc25

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z43v3uzw.jga.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

        Filesize

        109KB

        MD5

        2afdbe3b99a4736083066a13e4b5d11a

        SHA1

        4d4856cf02b3123ac16e63d4a448cdbcb1633546

        SHA256

        8d31b39170909595b518b1a03e9ec950540fabd545ed14817cac5c84b91599ee

        SHA512

        d89b3c46854153e60e3fa825b394344eee33936d7dbf186af9d95c9adae54428609e3bf21a18d38fce3d96f3e0b8e4e0ed25cb5004fbe288de3aef3a85b1d93f

      • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll

        Filesize

        1.2MB

        MD5

        92fbdfccf6a63acef2743631d16652a7

        SHA1

        971968b1378dd89d59d7f84bf92f16fc68664506

        SHA256

        b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72

        SHA512

        b8ea216d4a59d8858fd4128abb555f8dcf3acca9138e663b488f09dc5200db6dc11ecc235a355e801145bbbb44d7beac6147949d75d78b32fe9cfd2fa200d117

      • memory/2296-69-0x00007FFCA1A70000-0x00007FFCA2531000-memory.dmp

        Filesize

        10.8MB

      • memory/2296-63-0x0000027174670000-0x000002717467A000-memory.dmp

        Filesize

        40KB

      • memory/2296-62-0x0000027174690000-0x00000271746A2000-memory.dmp

        Filesize

        72KB

      • memory/2296-56-0x00007FFCA1A70000-0x00007FFCA2531000-memory.dmp

        Filesize

        10.8MB

      • memory/2296-58-0x00000271716A0000-0x00000271716B0000-memory.dmp

        Filesize

        64KB

      • memory/2296-60-0x00000271716A0000-0x00000271716B0000-memory.dmp

        Filesize

        64KB

      • memory/2296-57-0x00000271716A0000-0x00000271716B0000-memory.dmp

        Filesize

        64KB

      • memory/2296-55-0x00000271741C0000-0x00000271741E2000-memory.dmp

        Filesize

        136KB

      • memory/3736-13-0x0000000000340000-0x0000000000818000-memory.dmp

        Filesize

        4.8MB

      • memory/3736-2-0x0000000000340000-0x0000000000818000-memory.dmp

        Filesize

        4.8MB

      • memory/3736-15-0x0000000000340000-0x0000000000818000-memory.dmp

        Filesize

        4.8MB

      • memory/3736-19-0x0000000000340000-0x0000000000818000-memory.dmp

        Filesize

        4.8MB

      • memory/3736-0-0x0000000000340000-0x0000000000818000-memory.dmp

        Filesize

        4.8MB

      • memory/3736-1-0x00000000778A4000-0x00000000778A6000-memory.dmp

        Filesize

        8KB

      • memory/3736-14-0x0000000000340000-0x0000000000818000-memory.dmp

        Filesize

        4.8MB

      • memory/3736-4-0x00000000053A0000-0x00000000053A1000-memory.dmp

        Filesize

        4KB

      • memory/3736-3-0x0000000005390000-0x0000000005391000-memory.dmp

        Filesize

        4KB

      • memory/3736-5-0x0000000005380000-0x0000000005381000-memory.dmp

        Filesize

        4KB

      • memory/3736-6-0x00000000053D0000-0x00000000053D1000-memory.dmp

        Filesize

        4KB

      • memory/3736-7-0x0000000005360000-0x0000000005361000-memory.dmp

        Filesize

        4KB

      • memory/3736-8-0x0000000005370000-0x0000000005371000-memory.dmp

        Filesize

        4KB

      • memory/3736-9-0x00000000053C0000-0x00000000053C1000-memory.dmp

        Filesize

        4KB

      • memory/3736-11-0x00000000053E0000-0x00000000053E1000-memory.dmp

        Filesize

        4KB

      • memory/3736-10-0x00000000053F0000-0x00000000053F1000-memory.dmp

        Filesize

        4KB

      • memory/4572-25-0x0000000004F90000-0x0000000004F91000-memory.dmp

        Filesize

        4KB

      • memory/4572-24-0x0000000004FA0000-0x0000000004FA1000-memory.dmp

        Filesize

        4KB

      • memory/4572-30-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

        Filesize

        4KB

      • memory/4572-31-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

        Filesize

        4KB

      • memory/4572-28-0x0000000004F80000-0x0000000004F81000-memory.dmp

        Filesize

        4KB

      • memory/4572-59-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-29-0x0000000004F70000-0x0000000004F71000-memory.dmp

        Filesize

        4KB

      • memory/4572-27-0x0000000004F60000-0x0000000004F61000-memory.dmp

        Filesize

        4KB

      • memory/4572-26-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

        Filesize

        4KB

      • memory/4572-61-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-45-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-23-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-32-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-22-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-81-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-82-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-83-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-84-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-85-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-86-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB

      • memory/4572-87-0x00000000005A0000-0x0000000000A78000-memory.dmp

        Filesize

        4.8MB