Analysis

  • max time kernel
    144s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 09:12

General

  • Target

    c01fcff166eb6020d33aa6dd1ec8ca792bad6d84c0a5854f4630bb7add5abef2.exe

  • Size

    1.8MB

  • MD5

    b8e8f602ad5282456f240e15bc23f66a

  • SHA1

    217717f40e7040cb8f4026339bc792bfb83dc445

  • SHA256

    c01fcff166eb6020d33aa6dd1ec8ca792bad6d84c0a5854f4630bb7add5abef2

  • SHA512

    72894e1299109cdb16edd22f60ca6575dc2d84e828a117c8c1b1468487b10f5bb317a1e77e1339085a5c164cf192e48d2093c02743992b3adeadb6660f0ddfb1

  • SSDEEP

    49152:JNwGyQoRndPIPmTdGp/4F+IO6Lphvuhh7ofaS5znn55xr:HnyQoRdPIPmTc94F+IL2hsS+75

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\c01fcff166eb6020d33aa6dd1ec8ca792bad6d84c0a5854f4630bb7add5abef2.exe
    "C:\Users\Admin\AppData\Local\Temp\c01fcff166eb6020d33aa6dd1ec8ca792bad6d84c0a5854f4630bb7add5abef2.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:1620
    • 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:4824
      • 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:4760
        • 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:3728
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:3896
            • 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:4980
        • 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:3968
    • 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:4536
    • 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:3604

    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

      b8e8f602ad5282456f240e15bc23f66a

      SHA1

      217717f40e7040cb8f4026339bc792bfb83dc445

      SHA256

      c01fcff166eb6020d33aa6dd1ec8ca792bad6d84c0a5854f4630bb7add5abef2

      SHA512

      72894e1299109cdb16edd22f60ca6575dc2d84e828a117c8c1b1468487b10f5bb317a1e77e1339085a5c164cf192e48d2093c02743992b3adeadb6660f0ddfb1

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gjx35nsi.tzb.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/1620-3-0x0000000004A20000-0x0000000004A21000-memory.dmp
      Filesize

      4KB

    • memory/1620-2-0x0000000000150000-0x000000000061A000-memory.dmp
      Filesize

      4.8MB

    • memory/1620-6-0x0000000004A60000-0x0000000004A61000-memory.dmp
      Filesize

      4KB

    • memory/1620-5-0x0000000004A10000-0x0000000004A11000-memory.dmp
      Filesize

      4KB

    • memory/1620-4-0x0000000004A30000-0x0000000004A31000-memory.dmp
      Filesize

      4KB

    • memory/1620-8-0x0000000004A00000-0x0000000004A01000-memory.dmp
      Filesize

      4KB

    • memory/1620-10-0x0000000004A80000-0x0000000004A81000-memory.dmp
      Filesize

      4KB

    • memory/1620-11-0x0000000004A70000-0x0000000004A71000-memory.dmp
      Filesize

      4KB

    • memory/1620-9-0x0000000004A50000-0x0000000004A51000-memory.dmp
      Filesize

      4KB

    • memory/1620-23-0x0000000000150000-0x000000000061A000-memory.dmp
      Filesize

      4.8MB

    • memory/1620-1-0x0000000077A54000-0x0000000077A56000-memory.dmp
      Filesize

      8KB

    • memory/1620-7-0x00000000049F0000-0x00000000049F1000-memory.dmp
      Filesize

      4KB

    • memory/1620-0-0x0000000000150000-0x000000000061A000-memory.dmp
      Filesize

      4.8MB

    • memory/3604-109-0x0000000004B90000-0x0000000004B91000-memory.dmp
      Filesize

      4KB

    • memory/3604-108-0x0000000004BF0000-0x0000000004BF1000-memory.dmp
      Filesize

      4KB

    • memory/3604-106-0x0000000004BD0000-0x0000000004BD1000-memory.dmp
      Filesize

      4KB

    • memory/3604-107-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
      Filesize

      4KB

    • memory/3604-105-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
      Filesize

      4KB

    • memory/3604-104-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/3604-103-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/3604-111-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/3604-110-0x0000000004BA0000-0x0000000004BA1000-memory.dmp
      Filesize

      4KB

    • memory/4536-88-0x0000000005330000-0x0000000005331000-memory.dmp
      Filesize

      4KB

    • memory/4536-95-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4536-90-0x0000000005320000-0x0000000005321000-memory.dmp
      Filesize

      4KB

    • memory/4536-91-0x0000000005370000-0x0000000005371000-memory.dmp
      Filesize

      4KB

    • memory/4536-92-0x0000000005300000-0x0000000005301000-memory.dmp
      Filesize

      4KB

    • memory/4536-93-0x0000000005310000-0x0000000005311000-memory.dmp
      Filesize

      4KB

    • memory/4536-94-0x0000000005360000-0x0000000005361000-memory.dmp
      Filesize

      4KB

    • memory/4536-89-0x0000000005340000-0x0000000005341000-memory.dmp
      Filesize

      4KB

    • memory/4536-87-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4536-86-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-26-0x0000000004B20000-0x0000000004B21000-memory.dmp
      Filesize

      4KB

    • memory/4824-30-0x0000000004AF0000-0x0000000004AF1000-memory.dmp
      Filesize

      4KB

    • memory/4824-71-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-114-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-82-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-83-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-84-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-113-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-112-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-24-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-60-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-25-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-27-0x0000000004B30000-0x0000000004B31000-memory.dmp
      Filesize

      4KB

    • memory/4824-28-0x0000000004B10000-0x0000000004B11000-memory.dmp
      Filesize

      4KB

    • memory/4824-32-0x0000000004B50000-0x0000000004B51000-memory.dmp
      Filesize

      4KB

    • memory/4824-35-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-34-0x0000000004B70000-0x0000000004B71000-memory.dmp
      Filesize

      4KB

    • memory/4824-96-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-97-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-98-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-99-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-100-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-101-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-33-0x0000000004B80000-0x0000000004B81000-memory.dmp
      Filesize

      4KB

    • memory/4824-29-0x0000000004B60000-0x0000000004B61000-memory.dmp
      Filesize

      4KB

    • memory/4824-70-0x0000000000C00000-0x00000000010CA000-memory.dmp
      Filesize

      4.8MB

    • memory/4824-31-0x0000000004B00000-0x0000000004B01000-memory.dmp
      Filesize

      4KB

    • memory/4980-56-0x000002436F920000-0x000002436F942000-memory.dmp
      Filesize

      136KB

    • memory/4980-57-0x00007FF9CBA90000-0x00007FF9CC551000-memory.dmp
      Filesize

      10.8MB

    • memory/4980-58-0x000002436D630000-0x000002436D640000-memory.dmp
      Filesize

      64KB

    • memory/4980-59-0x000002436D630000-0x000002436D640000-memory.dmp
      Filesize

      64KB

    • memory/4980-61-0x000002436D630000-0x000002436D640000-memory.dmp
      Filesize

      64KB

    • memory/4980-62-0x000002436FD00000-0x000002436FD12000-memory.dmp
      Filesize

      72KB

    • memory/4980-63-0x000002436FCF0000-0x000002436FCFA000-memory.dmp
      Filesize

      40KB

    • memory/4980-69-0x00007FF9CBA90000-0x00007FF9CC551000-memory.dmp
      Filesize

      10.8MB