Analysis

  • max time kernel
    146s
  • max time network
    145s
  • 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 11:15

General

  • Target

    ffdaf39d4193e555d85cb073fc55829c8b3aa4de505d8eedcf5bfaa9209a4978.exe

  • Size

    1.8MB

  • MD5

    f9266a5e2f87231a1f1f4eacd20fadde

  • SHA1

    53787a31897cafb1b0da46c968d00ac164c30570

  • SHA256

    ffdaf39d4193e555d85cb073fc55829c8b3aa4de505d8eedcf5bfaa9209a4978

  • SHA512

    e838373f4984c19f41e2be9f0032047497ea1329263b73aec475e2c1a22a570245914a3744d0298434848e95914ae547fd4ec758cdcf6a7e263d94aa74f1fff8

  • SSDEEP

    24576:Jli349EeShZ4RFfXqMrdTjmbn+9KuHIU9RqJkxgPX9YCu0vW0gJu2Y71BD7e2q:JT9EhOZXGEFqi2fXh6pY7DD6p

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\ffdaf39d4193e555d85cb073fc55829c8b3aa4de505d8eedcf5bfaa9209a4978.exe
    "C:\Users\Admin\AppData\Local\Temp\ffdaf39d4193e555d85cb073fc55829c8b3aa4de505d8eedcf5bfaa9209a4978.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:4904
    • 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:3536
      • 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:3760
        • 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:3852
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:316
            • 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:3820
        • 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:2640
    • 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:3400
    • 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:3792
    • 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:1000

    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

      f9266a5e2f87231a1f1f4eacd20fadde

      SHA1

      53787a31897cafb1b0da46c968d00ac164c30570

      SHA256

      ffdaf39d4193e555d85cb073fc55829c8b3aa4de505d8eedcf5bfaa9209a4978

      SHA512

      e838373f4984c19f41e2be9f0032047497ea1329263b73aec475e2c1a22a570245914a3744d0298434848e95914ae547fd4ec758cdcf6a7e263d94aa74f1fff8

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oqdum0p0.sca.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/1000-119-0x0000000004FF0000-0x0000000004FF1000-memory.dmp
      Filesize

      4KB

    • memory/1000-120-0x0000000005010000-0x0000000005011000-memory.dmp
      Filesize

      4KB

    • memory/1000-117-0x0000000005060000-0x0000000005061000-memory.dmp
      Filesize

      4KB

    • memory/1000-116-0x0000000005030000-0x0000000005031000-memory.dmp
      Filesize

      4KB

    • memory/1000-115-0x0000000005020000-0x0000000005021000-memory.dmp
      Filesize

      4KB

    • memory/1000-114-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/1000-121-0x0000000005000000-0x0000000005001000-memory.dmp
      Filesize

      4KB

    • memory/1000-122-0x0000000005050000-0x0000000005051000-memory.dmp
      Filesize

      4KB

    • memory/1000-123-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3400-59-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3400-52-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3400-57-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
      Filesize

      4KB

    • memory/3400-58-0x0000000004DE0000-0x0000000004DE1000-memory.dmp
      Filesize

      4KB

    • memory/3400-56-0x0000000004E30000-0x0000000004E31000-memory.dmp
      Filesize

      4KB

    • memory/3400-55-0x0000000004DF0000-0x0000000004DF1000-memory.dmp
      Filesize

      4KB

    • memory/3400-54-0x0000000004E10000-0x0000000004E11000-memory.dmp
      Filesize

      4KB

    • memory/3400-53-0x0000000004E00000-0x0000000004E01000-memory.dmp
      Filesize

      4KB

    • memory/3400-49-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-32-0x00000000050B0000-0x00000000050B1000-memory.dmp
      Filesize

      4KB

    • memory/3536-94-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-34-0x00000000050D0000-0x00000000050D1000-memory.dmp
      Filesize

      4KB

    • memory/3536-35-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-27-0x0000000005090000-0x0000000005091000-memory.dmp
      Filesize

      4KB

    • memory/3536-45-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-30-0x0000000005050000-0x0000000005051000-memory.dmp
      Filesize

      4KB

    • memory/3536-50-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-51-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-31-0x0000000005060000-0x0000000005061000-memory.dmp
      Filesize

      4KB

    • memory/3536-118-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-29-0x00000000050C0000-0x00000000050C1000-memory.dmp
      Filesize

      4KB

    • memory/3536-28-0x0000000005070000-0x0000000005071000-memory.dmp
      Filesize

      4KB

    • memory/3536-26-0x0000000005080000-0x0000000005081000-memory.dmp
      Filesize

      4KB

    • memory/3536-25-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-112-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-24-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-111-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-110-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-109-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-108-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-100-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-96-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-95-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-33-0x00000000050E0000-0x00000000050E1000-memory.dmp
      Filesize

      4KB

    • memory/3536-93-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3536-92-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3792-102-0x0000000004C00000-0x0000000004C01000-memory.dmp
      Filesize

      4KB

    • memory/3792-107-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3792-106-0x0000000004BD0000-0x0000000004BD1000-memory.dmp
      Filesize

      4KB

    • memory/3792-103-0x0000000004BE0000-0x0000000004BE1000-memory.dmp
      Filesize

      4KB

    • memory/3792-105-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
      Filesize

      4KB

    • memory/3792-98-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3792-99-0x0000000000030000-0x00000000004D1000-memory.dmp
      Filesize

      4.6MB

    • memory/3792-104-0x0000000004C20000-0x0000000004C21000-memory.dmp
      Filesize

      4KB

    • memory/3792-101-0x0000000004BF0000-0x0000000004BF1000-memory.dmp
      Filesize

      4KB

    • memory/3820-72-0x00000281B0A90000-0x00000281B0AA0000-memory.dmp
      Filesize

      64KB

    • memory/3820-69-0x00000281B2C10000-0x00000281B2C32000-memory.dmp
      Filesize

      136KB

    • memory/3820-73-0x00000281B0A90000-0x00000281B0AA0000-memory.dmp
      Filesize

      64KB

    • memory/3820-74-0x00000281B2FE0000-0x00000281B2FF2000-memory.dmp
      Filesize

      72KB

    • memory/3820-75-0x00000281B2FB0000-0x00000281B2FBA000-memory.dmp
      Filesize

      40KB

    • memory/3820-81-0x00007FFCB95D0000-0x00007FFCBA091000-memory.dmp
      Filesize

      10.8MB

    • memory/3820-71-0x00000281B0A90000-0x00000281B0AA0000-memory.dmp
      Filesize

      64KB

    • memory/3820-70-0x00007FFCB95D0000-0x00007FFCBA091000-memory.dmp
      Filesize

      10.8MB

    • memory/4904-7-0x0000000005500000-0x0000000005501000-memory.dmp
      Filesize

      4KB

    • memory/4904-11-0x0000000005580000-0x0000000005581000-memory.dmp
      Filesize

      4KB

    • memory/4904-23-0x00000000004D0000-0x0000000000971000-memory.dmp
      Filesize

      4.6MB

    • memory/4904-10-0x0000000005590000-0x0000000005591000-memory.dmp
      Filesize

      4KB

    • memory/4904-8-0x0000000005510000-0x0000000005511000-memory.dmp
      Filesize

      4KB

    • memory/4904-9-0x0000000005560000-0x0000000005561000-memory.dmp
      Filesize

      4KB

    • memory/4904-6-0x0000000005570000-0x0000000005571000-memory.dmp
      Filesize

      4KB

    • memory/4904-0-0x00000000004D0000-0x0000000000971000-memory.dmp
      Filesize

      4.6MB

    • memory/4904-5-0x0000000005520000-0x0000000005521000-memory.dmp
      Filesize

      4KB

    • memory/4904-4-0x0000000005540000-0x0000000005541000-memory.dmp
      Filesize

      4KB

    • memory/4904-3-0x0000000005530000-0x0000000005531000-memory.dmp
      Filesize

      4KB

    • memory/4904-2-0x00000000004D0000-0x0000000000971000-memory.dmp
      Filesize

      4.6MB

    • memory/4904-1-0x0000000077974000-0x0000000077976000-memory.dmp
      Filesize

      8KB