Analysis

  • max time kernel
    142s
  • max time network
    139s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240214-en
  • resource tags

    arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    31-03-2024 10:34

General

  • Target

    6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66.exe

  • Size

    1.8MB

  • MD5

    9caf5244d003843057309135cdb9d779

  • SHA1

    bb272cbb19752ab067a0cc9ad6ffc1e9b07443e1

  • SHA256

    6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66

  • SHA512

    5af04ebefe733a8cf4ba8b070450faeb7239199bb0501bd3ad728dfb84845d806b80e0302c9b78baa09e9e589ae324b7234c369efc75e27529d192e36be64c49

  • SSDEEP

    49152:7ROFRJONtAvbPMGVZdWAhTA8WUKDhrnKV5BvNzao/ky:7RibPMGVPPC8WdDZS5RNWos

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.

  • 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 22 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\6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66.exe
    "C:\Users\Admin\AppData\Local\Temp\6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • 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:3756
    • 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:3164
      • 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:1248
        • 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:1868
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2192
            • 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\567984660271_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:5044
        • 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:2496
    • 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:4992
    • 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:3788
    • 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:4732

    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

      9caf5244d003843057309135cdb9d779

      SHA1

      bb272cbb19752ab067a0cc9ad6ffc1e9b07443e1

      SHA256

      6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66

      SHA512

      5af04ebefe733a8cf4ba8b070450faeb7239199bb0501bd3ad728dfb84845d806b80e0302c9b78baa09e9e589ae324b7234c369efc75e27529d192e36be64c49

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dm342p4f.kgr.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/3164-30-0x00000000052A0000-0x00000000052A1000-memory.dmp

      Filesize

      4KB

    • memory/3164-102-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-76-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-31-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-87-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-88-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-89-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-22-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-55-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-23-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-25-0x0000000005240000-0x0000000005241000-memory.dmp

      Filesize

      4KB

    • memory/3164-26-0x0000000005280000-0x0000000005281000-memory.dmp

      Filesize

      4KB

    • memory/3164-27-0x0000000005220000-0x0000000005221000-memory.dmp

      Filesize

      4KB

    • memory/3164-24-0x0000000005250000-0x0000000005251000-memory.dmp

      Filesize

      4KB

    • memory/3164-28-0x0000000005230000-0x0000000005231000-memory.dmp

      Filesize

      4KB

    • memory/3164-29-0x00000000052B0000-0x00000000052B1000-memory.dmp

      Filesize

      4KB

    • memory/3164-90-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-91-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-118-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-34-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-107-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-106-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-105-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-104-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3164-103-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3756-5-0x0000000004E10000-0x0000000004E11000-memory.dmp

      Filesize

      4KB

    • memory/3756-0-0x0000000000340000-0x0000000000807000-memory.dmp

      Filesize

      4.8MB

    • memory/3756-7-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

      Filesize

      4KB

    • memory/3756-6-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

      Filesize

      4KB

    • memory/3756-4-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

      Filesize

      4KB

    • memory/3756-21-0x0000000000340000-0x0000000000807000-memory.dmp

      Filesize

      4.8MB

    • memory/3756-2-0x0000000000340000-0x0000000000807000-memory.dmp

      Filesize

      4.8MB

    • memory/3756-3-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

      Filesize

      4KB

    • memory/3756-9-0x0000000004E30000-0x0000000004E31000-memory.dmp

      Filesize

      4KB

    • memory/3756-8-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

      Filesize

      4KB

    • memory/3756-1-0x0000000077E96000-0x0000000077E98000-memory.dmp

      Filesize

      8KB

    • memory/3788-95-0x0000000004D80000-0x0000000004D81000-memory.dmp

      Filesize

      4KB

    • memory/3788-93-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3788-101-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/3788-100-0x0000000004D60000-0x0000000004D61000-memory.dmp

      Filesize

      4KB

    • memory/3788-98-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

      Filesize

      4KB

    • memory/3788-99-0x0000000004D50000-0x0000000004D51000-memory.dmp

      Filesize

      4KB

    • memory/3788-97-0x0000000004D70000-0x0000000004D71000-memory.dmp

      Filesize

      4KB

    • memory/3788-96-0x0000000004D90000-0x0000000004D91000-memory.dmp

      Filesize

      4KB

    • memory/3788-94-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/4732-109-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/4732-110-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/4732-117-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/4732-116-0x00000000053F0000-0x00000000053F1000-memory.dmp

      Filesize

      4KB

    • memory/4732-115-0x00000000053C0000-0x00000000053C1000-memory.dmp

      Filesize

      4KB

    • memory/4732-114-0x00000000053B0000-0x00000000053B1000-memory.dmp

      Filesize

      4KB

    • memory/4732-113-0x0000000005410000-0x0000000005411000-memory.dmp

      Filesize

      4KB

    • memory/4732-112-0x00000000053D0000-0x00000000053D1000-memory.dmp

      Filesize

      4KB

    • memory/4732-111-0x00000000053E0000-0x00000000053E1000-memory.dmp

      Filesize

      4KB

    • memory/4992-38-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

      Filesize

      4KB

    • memory/4992-41-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

      Filesize

      4KB

    • memory/4992-40-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

      Filesize

      4KB

    • memory/4992-37-0x0000000004F10000-0x0000000004F11000-memory.dmp

      Filesize

      4KB

    • memory/4992-39-0x0000000004F40000-0x0000000004F41000-memory.dmp

      Filesize

      4KB

    • memory/4992-36-0x0000000004F00000-0x0000000004F01000-memory.dmp

      Filesize

      4KB

    • memory/4992-35-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/4992-33-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/4992-43-0x0000000000D50000-0x0000000001217000-memory.dmp

      Filesize

      4.8MB

    • memory/4992-42-0x0000000004F30000-0x0000000004F31000-memory.dmp

      Filesize

      4KB

    • memory/5044-68-0x00000183A9580000-0x00000183A9592000-memory.dmp

      Filesize

      72KB

    • memory/5044-66-0x00000183A9440000-0x00000183A9450000-memory.dmp

      Filesize

      64KB

    • memory/5044-67-0x00000183A9440000-0x00000183A9450000-memory.dmp

      Filesize

      64KB

    • memory/5044-65-0x00007FFBE2F80000-0x00007FFBE3A42000-memory.dmp

      Filesize

      10.8MB

    • memory/5044-64-0x00000183A94F0000-0x00000183A9512000-memory.dmp

      Filesize

      136KB

    • memory/5044-75-0x00007FFBE2F80000-0x00007FFBE3A42000-memory.dmp

      Filesize

      10.8MB

    • memory/5044-69-0x00000183A9560000-0x00000183A956A000-memory.dmp

      Filesize

      40KB