Analysis

  • max time kernel
    144s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 08:07

General

  • Target

    a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99.exe

  • Size

    1.8MB

  • MD5

    15cb49731d79d6e7047967089b9b2869

  • SHA1

    bbc516f73d291ea75469fc28a73c5ab88bd62354

  • SHA256

    a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99

  • SHA512

    878ceb14400167e3a9a91d4f607f92146d0333f08221d4c776f814861daf86d4dc6206f43ee53ce30acc39ea4dfc6abf62b953be2e3dbdee041e9a5c68096e1c

  • SSDEEP

    49152:NkEx+o6LEmt3OwXjGYERfEMKLsCwl+Xz:NkMcQye4jvy8Mas5

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 4 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 8 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 3 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 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 4 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 20 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\a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99.exe
    "C:\Users\Admin\AppData\Local\Temp\a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99.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:3036
    • 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:2344
      • 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:3792
        • 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:1496
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1972
            • 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\497073144238_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:64
        • 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:5056
    • 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:3428
    • 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:516

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1.8MB

      MD5

      15cb49731d79d6e7047967089b9b2869

      SHA1

      bbc516f73d291ea75469fc28a73c5ab88bd62354

      SHA256

      a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99

      SHA512

      878ceb14400167e3a9a91d4f607f92146d0333f08221d4c776f814861daf86d4dc6206f43ee53ce30acc39ea4dfc6abf62b953be2e3dbdee041e9a5c68096e1c

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_aj11ajni.p5k.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/64-52-0x000002127FEE0000-0x000002127FF02000-memory.dmp

      Filesize

      136KB

    • memory/64-57-0x00007FF973D40000-0x00007FF974801000-memory.dmp

      Filesize

      10.8MB

    • memory/64-58-0x00000212017F0000-0x0000021201800000-memory.dmp

      Filesize

      64KB

    • memory/64-61-0x00000212017F0000-0x0000021201800000-memory.dmp

      Filesize

      64KB

    • memory/64-62-0x000002127FEB0000-0x000002127FEC2000-memory.dmp

      Filesize

      72KB

    • memory/64-63-0x000002127F9C0000-0x000002127F9CA000-memory.dmp

      Filesize

      40KB

    • memory/64-69-0x00007FF973D40000-0x00007FF974801000-memory.dmp

      Filesize

      10.8MB

    • memory/516-105-0x0000000005820000-0x0000000005821000-memory.dmp

      Filesize

      4KB

    • memory/516-100-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/516-101-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/516-107-0x00000000057C0000-0x00000000057C1000-memory.dmp

      Filesize

      4KB

    • memory/516-106-0x00000000057B0000-0x00000000057B1000-memory.dmp

      Filesize

      4KB

    • memory/516-108-0x0000000005810000-0x0000000005811000-memory.dmp

      Filesize

      4KB

    • memory/516-104-0x00000000057D0000-0x00000000057D1000-memory.dmp

      Filesize

      4KB

    • memory/516-103-0x00000000057F0000-0x00000000057F1000-memory.dmp

      Filesize

      4KB

    • memory/516-102-0x00000000057E0000-0x00000000057E1000-memory.dmp

      Filesize

      4KB

    • memory/516-109-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-27-0x0000000005870000-0x0000000005871000-memory.dmp

      Filesize

      4KB

    • memory/2344-25-0x0000000005840000-0x0000000005841000-memory.dmp

      Filesize

      4KB

    • memory/2344-33-0x0000000005880000-0x0000000005881000-memory.dmp

      Filesize

      4KB

    • memory/2344-34-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-31-0x0000000005860000-0x0000000005861000-memory.dmp

      Filesize

      4KB

    • memory/2344-30-0x0000000005810000-0x0000000005811000-memory.dmp

      Filesize

      4KB

    • memory/2344-28-0x0000000005800000-0x0000000005801000-memory.dmp

      Filesize

      4KB

    • memory/2344-29-0x0000000005820000-0x0000000005821000-memory.dmp

      Filesize

      4KB

    • memory/2344-113-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-59-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-60-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-26-0x0000000005830000-0x0000000005831000-memory.dmp

      Filesize

      4KB

    • memory/2344-24-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-93-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-23-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-70-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-112-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-81-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-82-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-111-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-110-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-32-0x0000000005890000-0x0000000005891000-memory.dmp

      Filesize

      4KB

    • memory/2344-98-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-97-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-96-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-95-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/2344-94-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/3036-10-0x0000000005100000-0x0000000005101000-memory.dmp

      Filesize

      4KB

    • memory/3036-1-0x0000000077514000-0x0000000077516000-memory.dmp

      Filesize

      8KB

    • memory/3036-0-0x0000000000730000-0x0000000000BEE000-memory.dmp

      Filesize

      4.7MB

    • memory/3036-22-0x0000000000730000-0x0000000000BEE000-memory.dmp

      Filesize

      4.7MB

    • memory/3036-2-0x0000000000730000-0x0000000000BEE000-memory.dmp

      Filesize

      4.7MB

    • memory/3036-4-0x00000000050D0000-0x00000000050D1000-memory.dmp

      Filesize

      4KB

    • memory/3036-3-0x00000000050C0000-0x00000000050C1000-memory.dmp

      Filesize

      4KB

    • memory/3036-5-0x00000000050B0000-0x00000000050B1000-memory.dmp

      Filesize

      4KB

    • memory/3036-9-0x0000000005110000-0x0000000005111000-memory.dmp

      Filesize

      4KB

    • memory/3036-8-0x00000000050A0000-0x00000000050A1000-memory.dmp

      Filesize

      4KB

    • memory/3036-7-0x0000000005090000-0x0000000005091000-memory.dmp

      Filesize

      4KB

    • memory/3036-6-0x00000000050F0000-0x00000000050F1000-memory.dmp

      Filesize

      4KB

    • memory/3428-86-0x00000000057D0000-0x00000000057D1000-memory.dmp

      Filesize

      4KB

    • memory/3428-87-0x00000000057E0000-0x00000000057E1000-memory.dmp

      Filesize

      4KB

    • memory/3428-89-0x0000000005800000-0x0000000005801000-memory.dmp

      Filesize

      4KB

    • memory/3428-91-0x00000000057B0000-0x00000000057B1000-memory.dmp

      Filesize

      4KB

    • memory/3428-92-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/3428-85-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/3428-84-0x0000000000F80000-0x000000000143E000-memory.dmp

      Filesize

      4.7MB

    • memory/3428-90-0x00000000057A0000-0x00000000057A1000-memory.dmp

      Filesize

      4KB

    • memory/3428-88-0x00000000057C0000-0x00000000057C1000-memory.dmp

      Filesize

      4KB