Analysis

  • max time kernel
    292s
  • max time network
    250s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 22:27

General

  • Target

    46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93.exe

  • Size

    1.8MB

  • MD5

    f0689dac059877ece86073a2d1402e25

  • SHA1

    b6a934c13c2717a05760fc35355c0df5aed518a0

  • SHA256

    46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93

  • SHA512

    cfa68e6f083c748729357a24d63973e49eca3aeec0c60b7ddc73997eca3c76a2ef053a21aac7251f165e0835611698b77dc2f9ec91d805ca138ce5458343b813

  • SSDEEP

    49152:aSYKocJy3bzEHjoIYZikz2tEvDfSUk9+:aSlYfWEb29+

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 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.

  • 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 13 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93.exe
    "C:\Users\Admin\AppData\Local\Temp\46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2820
    • 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
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2576
      • 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:1288
        • 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:2736
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1216
            • 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\627615824406_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2124
        • 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:1304

    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

    3
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    2
    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

      f0689dac059877ece86073a2d1402e25

      SHA1

      b6a934c13c2717a05760fc35355c0df5aed518a0

      SHA256

      46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93

      SHA512

      cfa68e6f083c748729357a24d63973e49eca3aeec0c60b7ddc73997eca3c76a2ef053a21aac7251f165e0835611698b77dc2f9ec91d805ca138ce5458343b813

    • 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/2124-95-0x0000000002B60000-0x0000000002BE0000-memory.dmp
      Filesize

      512KB

    • memory/2124-78-0x0000000002B60000-0x0000000002BE0000-memory.dmp
      Filesize

      512KB

    • memory/2124-74-0x000007FEF5AA0000-0x000007FEF643D000-memory.dmp
      Filesize

      9.6MB

    • memory/2124-76-0x0000000002B60000-0x0000000002BE0000-memory.dmp
      Filesize

      512KB

    • memory/2124-77-0x000007FEF5AA0000-0x000007FEF643D000-memory.dmp
      Filesize

      9.6MB

    • memory/2124-75-0x0000000002B64000-0x0000000002B67000-memory.dmp
      Filesize

      12KB

    • memory/2124-73-0x0000000002720000-0x0000000002728000-memory.dmp
      Filesize

      32KB

    • memory/2124-72-0x000000001B6A0000-0x000000001B982000-memory.dmp
      Filesize

      2.9MB

    • memory/2576-100-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-103-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-120-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-119-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-118-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-117-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-116-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-115-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-28-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-114-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-29-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-31-0x0000000002590000-0x0000000002591000-memory.dmp
      Filesize

      4KB

    • memory/2576-32-0x0000000000B00000-0x0000000000B01000-memory.dmp
      Filesize

      4KB

    • memory/2576-30-0x0000000000B20000-0x0000000000B22000-memory.dmp
      Filesize

      8KB

    • memory/2576-33-0x0000000002710000-0x0000000002711000-memory.dmp
      Filesize

      4KB

    • memory/2576-34-0x0000000000430000-0x0000000000431000-memory.dmp
      Filesize

      4KB

    • memory/2576-36-0x0000000000AB0000-0x0000000000AB1000-memory.dmp
      Filesize

      4KB

    • memory/2576-35-0x0000000000770000-0x0000000000771000-memory.dmp
      Filesize

      4KB

    • memory/2576-39-0x0000000000620000-0x0000000000621000-memory.dmp
      Filesize

      4KB

    • memory/2576-38-0x0000000002700000-0x0000000002701000-memory.dmp
      Filesize

      4KB

    • memory/2576-40-0x0000000000780000-0x0000000000781000-memory.dmp
      Filesize

      4KB

    • memory/2576-37-0x0000000000B10000-0x0000000000B11000-memory.dmp
      Filesize

      4KB

    • memory/2576-42-0x0000000000790000-0x0000000000791000-memory.dmp
      Filesize

      4KB

    • memory/2576-43-0x0000000002720000-0x0000000002721000-memory.dmp
      Filesize

      4KB

    • memory/2576-44-0x0000000002730000-0x0000000002731000-memory.dmp
      Filesize

      4KB

    • memory/2576-45-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-46-0x0000000000580000-0x0000000000581000-memory.dmp
      Filesize

      4KB

    • memory/2576-47-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-49-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-48-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-113-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-112-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-111-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-110-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-109-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-108-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-107-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-106-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-80-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-105-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-94-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-104-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-96-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-97-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-98-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-99-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-102-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2576-101-0x0000000000B30000-0x0000000000FEC000-memory.dmp
      Filesize

      4.7MB

    • memory/2820-8-0x0000000000560000-0x0000000000561000-memory.dmp
      Filesize

      4KB

    • memory/2820-14-0x0000000000600000-0x0000000000601000-memory.dmp
      Filesize

      4KB

    • memory/2820-0-0x0000000000B10000-0x0000000000FCC000-memory.dmp
      Filesize

      4.7MB

    • memory/2820-2-0x0000000000B10000-0x0000000000FCC000-memory.dmp
      Filesize

      4.7MB

    • memory/2820-11-0x0000000000450000-0x0000000000451000-memory.dmp
      Filesize

      4KB

    • memory/2820-10-0x00000000009B0000-0x00000000009B1000-memory.dmp
      Filesize

      4KB

    • memory/2820-12-0x00000000005B0000-0x00000000005B1000-memory.dmp
      Filesize

      4KB

    • memory/2820-9-0x0000000000650000-0x0000000000651000-memory.dmp
      Filesize

      4KB

    • memory/2820-1-0x0000000077E40000-0x0000000077E42000-memory.dmp
      Filesize

      8KB

    • memory/2820-3-0x0000000000AC0000-0x0000000000AC1000-memory.dmp
      Filesize

      4KB

    • memory/2820-5-0x0000000000660000-0x0000000000661000-memory.dmp
      Filesize

      4KB

    • memory/2820-6-0x0000000002590000-0x0000000002591000-memory.dmp
      Filesize

      4KB

    • memory/2820-26-0x0000000000B10000-0x0000000000FCC000-memory.dmp
      Filesize

      4.7MB

    • memory/2820-27-0x00000000070C0000-0x000000000757C000-memory.dmp
      Filesize

      4.7MB

    • memory/2820-4-0x0000000002460000-0x0000000002461000-memory.dmp
      Filesize

      4KB

    • memory/2820-17-0x0000000002910000-0x0000000002911000-memory.dmp
      Filesize

      4KB

    • memory/2820-16-0x00000000003F0000-0x00000000003F1000-memory.dmp
      Filesize

      4KB

    • memory/2820-15-0x00000000026B0000-0x00000000026B1000-memory.dmp
      Filesize

      4KB

    • memory/2820-7-0x00000000003E0000-0x00000000003E1000-memory.dmp
      Filesize

      4KB