Analysis

  • max time kernel
    145s
  • max time network
    137s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28-03-2024 12:11

General

  • Target

    77ab0309c7336640de0543ddc13428e89e78606ac8808b4d224c547795014ca8.exe

  • Size

    1.8MB

  • MD5

    33e17cb86fd34168ae11c61484d98be7

  • SHA1

    59dcc7290428cca97438468d88568b1c2d742a40

  • SHA256

    77ab0309c7336640de0543ddc13428e89e78606ac8808b4d224c547795014ca8

  • SHA512

    a9cf020b8f2dcf47ba0c227ecbc77adc05546d864f1104c41ef7b9248bc6ed8aa3a8c46feab58a7a1268028e0753f2b6cd11d488c2f95be6b76f85ee65c0e98a

  • SSDEEP

    24576:7Xjqr8JvQ3NMEXTAQxbaa1E6er/G3imjq5tvHKRK5GHbQGg2/FPSujscdVj1GIOB:7kia+EjVhap6er+3JjovnG1gDDcd8

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.

  • RisePro

    RisePro stealer is an infostealer distributed by PrivateLoader.

  • 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 5 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\77ab0309c7336640de0543ddc13428e89e78606ac8808b4d224c547795014ca8.exe
    "C:\Users\Admin\AppData\Local\Temp\77ab0309c7336640de0543ddc13428e89e78606ac8808b4d224c547795014ca8.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:3544
    • 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
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4356
      • C:\Users\Admin\AppData\Local\Temp\1000022001\baran.exe
        "C:\Users\Admin\AppData\Local\Temp\1000022001\baran.exe"
        3⤵
        • Executes dropped EXE
        PID:1596
      • 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:1904
        • 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:964
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2940
            • 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\930051783255_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4236
        • 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:3344
    • 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:2864
    • 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:5112
    • 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:656

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Modify Registry

    1
    T1112

    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

      33e17cb86fd34168ae11c61484d98be7

      SHA1

      59dcc7290428cca97438468d88568b1c2d742a40

      SHA256

      77ab0309c7336640de0543ddc13428e89e78606ac8808b4d224c547795014ca8

      SHA512

      a9cf020b8f2dcf47ba0c227ecbc77adc05546d864f1104c41ef7b9248bc6ed8aa3a8c46feab58a7a1268028e0753f2b6cd11d488c2f95be6b76f85ee65c0e98a

    • C:\Users\Admin\AppData\Local\Temp\1000022001\baran.exe
      Filesize

      802KB

      MD5

      387de0d7c483a81c9cf541d9c7b21f0f

      SHA1

      a761ad1d01ef276c41530a758830ec940122e984

      SHA256

      0ec3395676f63a30efa1dbb9cbb9552d45f109f0883392290cef25aa561f34f7

      SHA512

      ca5ee7cf11cc017683b9cdb6e9cca3dae8df6440dde0cb8e35650a865045d9910adc77cbccfc9b9aefaf1b7e571fe75c2de58d78aa6605b89487d7b5963bf78b

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yokrg331.joh.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/656-144-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/656-150-0x0000000005170000-0x0000000005171000-memory.dmp
      Filesize

      4KB

    • memory/656-145-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/656-147-0x0000000005180000-0x0000000005181000-memory.dmp
      Filesize

      4KB

    • memory/656-148-0x00000000051C0000-0x00000000051C1000-memory.dmp
      Filesize

      4KB

    • memory/656-146-0x0000000005190000-0x0000000005191000-memory.dmp
      Filesize

      4KB

    • memory/656-149-0x0000000005160000-0x0000000005161000-memory.dmp
      Filesize

      4KB

    • memory/656-152-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/656-151-0x00000000051A0000-0x00000000051A1000-memory.dmp
      Filesize

      4KB

    • memory/1596-63-0x0000000000400000-0x00000000005CC000-memory.dmp
      Filesize

      1.8MB

    • memory/1596-48-0x0000000002370000-0x000000000241A000-memory.dmp
      Filesize

      680KB

    • memory/1596-50-0x0000000000400000-0x00000000005CC000-memory.dmp
      Filesize

      1.8MB

    • memory/1596-90-0x0000000002370000-0x000000000241A000-memory.dmp
      Filesize

      680KB

    • memory/1596-49-0x0000000002510000-0x000000000264B000-memory.dmp
      Filesize

      1.2MB

    • memory/1596-87-0x0000000002510000-0x000000000264B000-memory.dmp
      Filesize

      1.2MB

    • memory/2864-91-0x0000000005190000-0x0000000005191000-memory.dmp
      Filesize

      4KB

    • memory/2864-89-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/2864-94-0x0000000005160000-0x0000000005161000-memory.dmp
      Filesize

      4KB

    • memory/2864-97-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/2864-92-0x0000000005180000-0x0000000005181000-memory.dmp
      Filesize

      4KB

    • memory/2864-95-0x0000000005170000-0x0000000005171000-memory.dmp
      Filesize

      4KB

    • memory/2864-96-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/2864-93-0x00000000051C0000-0x00000000051C1000-memory.dmp
      Filesize

      4KB

    • memory/3544-20-0x0000000000320000-0x00000000007E4000-memory.dmp
      Filesize

      4.8MB

    • memory/3544-7-0x0000000005150000-0x0000000005151000-memory.dmp
      Filesize

      4KB

    • memory/3544-9-0x00000000051B0000-0x00000000051B1000-memory.dmp
      Filesize

      4KB

    • memory/3544-1-0x0000000077806000-0x0000000077808000-memory.dmp
      Filesize

      8KB

    • memory/3544-2-0x0000000000320000-0x00000000007E4000-memory.dmp
      Filesize

      4.8MB

    • memory/3544-0-0x0000000000320000-0x00000000007E4000-memory.dmp
      Filesize

      4.8MB

    • memory/3544-4-0x0000000005160000-0x0000000005161000-memory.dmp
      Filesize

      4KB

    • memory/3544-3-0x0000000005170000-0x0000000005171000-memory.dmp
      Filesize

      4KB

    • memory/3544-8-0x00000000051C0000-0x00000000051C1000-memory.dmp
      Filesize

      4KB

    • memory/3544-6-0x0000000005140000-0x0000000005141000-memory.dmp
      Filesize

      4KB

    • memory/3544-5-0x00000000051A0000-0x00000000051A1000-memory.dmp
      Filesize

      4KB

    • memory/4236-76-0x000001FD27AF0000-0x000001FD27B00000-memory.dmp
      Filesize

      64KB

    • memory/4236-88-0x00007FFCD0950000-0x00007FFCD1412000-memory.dmp
      Filesize

      10.8MB

    • memory/4236-80-0x000001FD27CF0000-0x000001FD27CFA000-memory.dmp
      Filesize

      40KB

    • memory/4236-79-0x000001FD27D00000-0x000001FD27D12000-memory.dmp
      Filesize

      72KB

    • memory/4236-78-0x000001FD27AF0000-0x000001FD27B00000-memory.dmp
      Filesize

      64KB

    • memory/4236-73-0x000001FD27C70000-0x000001FD27C92000-memory.dmp
      Filesize

      136KB

    • memory/4236-74-0x00007FFCD0950000-0x00007FFCD1412000-memory.dmp
      Filesize

      10.8MB

    • memory/4236-75-0x000001FD27AF0000-0x000001FD27B00000-memory.dmp
      Filesize

      64KB

    • memory/4356-30-0x00000000051E0000-0x00000000051E1000-memory.dmp
      Filesize

      4KB

    • memory/4356-141-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-64-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-98-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-51-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-110-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-112-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-114-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-116-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-118-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-153-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-22-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-23-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-28-0x0000000005160000-0x0000000005161000-memory.dmp
      Filesize

      4KB

    • memory/4356-27-0x00000000051C0000-0x00000000051C1000-memory.dmp
      Filesize

      4KB

    • memory/4356-29-0x0000000005170000-0x0000000005171000-memory.dmp
      Filesize

      4KB

    • memory/4356-26-0x0000000005180000-0x0000000005181000-memory.dmp
      Filesize

      4KB

    • memory/4356-25-0x00000000051A0000-0x00000000051A1000-memory.dmp
      Filesize

      4KB

    • memory/4356-24-0x0000000005190000-0x0000000005191000-memory.dmp
      Filesize

      4KB

    • memory/4356-31-0x00000000051D0000-0x00000000051D1000-memory.dmp
      Filesize

      4KB

    • memory/4356-131-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-133-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-135-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-137-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-139-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/4356-77-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/5112-130-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/5112-129-0x0000000004F60000-0x0000000004F61000-memory.dmp
      Filesize

      4KB

    • memory/5112-125-0x0000000004F20000-0x0000000004F21000-memory.dmp
      Filesize

      4KB

    • memory/5112-128-0x0000000004F10000-0x0000000004F11000-memory.dmp
      Filesize

      4KB

    • memory/5112-126-0x0000000004F70000-0x0000000004F71000-memory.dmp
      Filesize

      4KB

    • memory/5112-127-0x0000000004F00000-0x0000000004F01000-memory.dmp
      Filesize

      4KB

    • memory/5112-124-0x0000000004F40000-0x0000000004F41000-memory.dmp
      Filesize

      4KB

    • memory/5112-123-0x0000000004F30000-0x0000000004F31000-memory.dmp
      Filesize

      4KB

    • memory/5112-122-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB

    • memory/5112-121-0x00000000006F0000-0x0000000000BB4000-memory.dmp
      Filesize

      4.8MB