Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 02:10

General

  • Target

    cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe

  • Size

    1.8MB

  • MD5

    df96566b76c485293d11fc9f5920e5a8

  • SHA1

    d9458ad7992304ea8eb5c0cd32820023203d207a

  • SHA256

    cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9

  • SHA512

    0f6983be81dd31de3cad84187549058da6604600912efd5546eea7f3dd702dc2aec3b315d12d1bb47f34f0e0006d3f82a9698a504b38f8b7b354566d8a6bf32a

  • SSDEEP

    49152:F2kd/BMBxdLQnFy2sYiA2L92p6Frn+GXJ3:t/8xdLbEiZB2p6Fr+GZ

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\cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe
    "C:\Users\Admin\AppData\Local\Temp\cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.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:1440
    • 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:4400
      • 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:1484
        • 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:2984
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:3940
            • 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\570491262506_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3568
        • 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:3820
    • 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:4248
    • 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:1664

    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

      df96566b76c485293d11fc9f5920e5a8

      SHA1

      d9458ad7992304ea8eb5c0cd32820023203d207a

      SHA256

      cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9

      SHA512

      0f6983be81dd31de3cad84187549058da6604600912efd5546eea7f3dd702dc2aec3b315d12d1bb47f34f0e0006d3f82a9698a504b38f8b7b354566d8a6bf32a

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

      567KB

      MD5

      e171a6b9a176727e861bf1583ca461a6

      SHA1

      6ecbcaa9957d68b4f23856691cd0ff2a9ef6b370

      SHA256

      59336da4b1c356d1bc4c928e2542a561c8472e345515cc566b084128e429339b

      SHA512

      97137900356a558cd5ac07dcfd9f9f27252112644d2734721052bbc7d8a813e88ab891358bac39fc68d6adf23a237cf06bc91e7f001eab241b108f49b3ac14bf

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fgsqwq3z.jsd.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/1440-4-0x0000000005320000-0x0000000005321000-memory.dmp
      Filesize

      4KB

    • memory/1440-7-0x00000000052E0000-0x00000000052E1000-memory.dmp
      Filesize

      4KB

    • memory/1440-5-0x0000000005300000-0x0000000005301000-memory.dmp
      Filesize

      4KB

    • memory/1440-8-0x00000000052F0000-0x00000000052F1000-memory.dmp
      Filesize

      4KB

    • memory/1440-9-0x0000000005340000-0x0000000005341000-memory.dmp
      Filesize

      4KB

    • memory/1440-10-0x0000000005370000-0x0000000005371000-memory.dmp
      Filesize

      4KB

    • memory/1440-11-0x0000000005360000-0x0000000005361000-memory.dmp
      Filesize

      4KB

    • memory/1440-6-0x0000000005350000-0x0000000005351000-memory.dmp
      Filesize

      4KB

    • memory/1440-3-0x0000000005310000-0x0000000005311000-memory.dmp
      Filesize

      4KB

    • memory/1440-23-0x0000000000DB0000-0x000000000127E000-memory.dmp
      Filesize

      4.8MB

    • memory/1440-2-0x0000000000DB0000-0x000000000127E000-memory.dmp
      Filesize

      4.8MB

    • memory/1440-1-0x0000000077694000-0x0000000077696000-memory.dmp
      Filesize

      8KB

    • memory/1440-0-0x0000000000DB0000-0x000000000127E000-memory.dmp
      Filesize

      4.8MB

    • memory/1664-101-0x0000000004AD0000-0x0000000004AD1000-memory.dmp
      Filesize

      4KB

    • memory/1664-104-0x0000000004AC0000-0x0000000004AC1000-memory.dmp
      Filesize

      4KB

    • memory/1664-105-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/1664-99-0x0000000004AE0000-0x0000000004AE1000-memory.dmp
      Filesize

      4KB

    • memory/1664-97-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/1664-96-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/1664-100-0x0000000004AF0000-0x0000000004AF1000-memory.dmp
      Filesize

      4KB

    • memory/1664-103-0x0000000004AB0000-0x0000000004AB1000-memory.dmp
      Filesize

      4KB

    • memory/1664-102-0x0000000004B10000-0x0000000004B11000-memory.dmp
      Filesize

      4KB

    • memory/3568-59-0x000001A0AE3F0000-0x000001A0AE400000-memory.dmp
      Filesize

      64KB

    • memory/3568-62-0x000001A0C7200000-0x000001A0C720A000-memory.dmp
      Filesize

      40KB

    • memory/3568-57-0x00007FFD5F140000-0x00007FFD5FC01000-memory.dmp
      Filesize

      10.8MB

    • memory/3568-58-0x000001A0AE3F0000-0x000001A0AE400000-memory.dmp
      Filesize

      64KB

    • memory/3568-47-0x000001A0AE3C0000-0x000001A0AE3E2000-memory.dmp
      Filesize

      136KB

    • memory/3568-68-0x00007FFD5F140000-0x00007FFD5FC01000-memory.dmp
      Filesize

      10.8MB

    • memory/3568-61-0x000001A0C7210000-0x000001A0C7222000-memory.dmp
      Filesize

      72KB

    • memory/4248-89-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4248-88-0x0000000005130000-0x0000000005131000-memory.dmp
      Filesize

      4KB

    • memory/4248-86-0x0000000005180000-0x0000000005181000-memory.dmp
      Filesize

      4KB

    • memory/4248-80-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4248-81-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4248-82-0x0000000005150000-0x0000000005151000-memory.dmp
      Filesize

      4KB

    • memory/4248-83-0x0000000005160000-0x0000000005161000-memory.dmp
      Filesize

      4KB

    • memory/4248-84-0x0000000005140000-0x0000000005141000-memory.dmp
      Filesize

      4KB

    • memory/4248-87-0x0000000005120000-0x0000000005121000-memory.dmp
      Filesize

      4KB

    • memory/4400-27-0x0000000004E80000-0x0000000004E81000-memory.dmp
      Filesize

      4KB

    • memory/4400-85-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-60-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-46-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-90-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-91-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-92-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-93-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-94-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-34-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-33-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
      Filesize

      4KB

    • memory/4400-32-0x0000000004ED0000-0x0000000004ED1000-memory.dmp
      Filesize

      4KB

    • memory/4400-98-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-31-0x0000000004E50000-0x0000000004E51000-memory.dmp
      Filesize

      4KB

    • memory/4400-30-0x0000000004E40000-0x0000000004E41000-memory.dmp
      Filesize

      4KB

    • memory/4400-28-0x0000000004E60000-0x0000000004E61000-memory.dmp
      Filesize

      4KB

    • memory/4400-29-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
      Filesize

      4KB

    • memory/4400-26-0x0000000004E70000-0x0000000004E71000-memory.dmp
      Filesize

      4KB

    • memory/4400-25-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-24-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-106-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-107-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-108-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-109-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB

    • memory/4400-110-0x0000000000100000-0x00000000005CE000-memory.dmp
      Filesize

      4.8MB