Analysis

  • max time kernel
    149s
  • max time network
    159s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240319-en
  • resource tags

    arch:x64arch:x86image:win11-20240319-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27-03-2024 19:54

General

  • Target

    21c97b7886d56372292bf660056ce0ab83a6229afb23eb166caeb09f1927d5a3.exe

  • Size

    1.9MB

  • MD5

    a3783c56ec85a68ad5ac12797df4eac8

  • SHA1

    8b44c5479c06c0835fd29ce1c5d3638ec67ffe7e

  • SHA256

    21c97b7886d56372292bf660056ce0ab83a6229afb23eb166caeb09f1927d5a3

  • SHA512

    89017cc01b725ca4e579043be0d9e79733a6a07e36aabb83e015685335060724e3183e8dfb56325f577d1083e84064124d02f46f2093fbcb9772aef789d1d4c0

  • SSDEEP

    49152:Uwro4ryC5nX7ekg0lN92bn5NgUQH+Kfj4u:UrC5rnL92bn5NgN

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 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.

  • Executes dropped EXE 4 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\21c97b7886d56372292bf660056ce0ab83a6229afb23eb166caeb09f1927d5a3.exe
    "C:\Users\Admin\AppData\Local\Temp\21c97b7886d56372292bf660056ce0ab83a6229afb23eb166caeb09f1927d5a3.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:1584
    • 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:5072
      • C:\Users\Admin\AppData\Local\Temp\1000022001\b3d947c218.exe
        "C:\Users\Admin\AppData\Local\Temp\1000022001\b3d947c218.exe"
        3⤵
        • Executes dropped EXE
        PID:5108
      • 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:1060
        • 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:752
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4564
            • 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\233663403127_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2496
        • 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:2032
    • 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:5116
    • 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:3672

    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

      1.3MB

      MD5

      74e5d11d3dcd2dd3fd22153014f8feaf

      SHA1

      c2977b3ce52c23c82d7ae792db5a0572f3463aa3

      SHA256

      80892d9e5ac65c8cf4ee54387bc11b811656760891e21f74065cac21d7846b34

      SHA512

      5a8822470db207ab291947b5a9ffb37be100e89eb44827c21a460b69f3437e39786c43c030cee49d416db84fdc8d86a5444fcf123ba0f301cd31f3432c37f222

    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      MD5

      d41d8cd98f00b204e9800998ecf8427e

      SHA1

      da39a3ee5e6b4b0d3255bfef95601890afd80709

      SHA256

      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

      SHA512

      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      Filesize

      1.9MB

      MD5

      a3783c56ec85a68ad5ac12797df4eac8

      SHA1

      8b44c5479c06c0835fd29ce1c5d3638ec67ffe7e

      SHA256

      21c97b7886d56372292bf660056ce0ab83a6229afb23eb166caeb09f1927d5a3

      SHA512

      89017cc01b725ca4e579043be0d9e79733a6a07e36aabb83e015685335060724e3183e8dfb56325f577d1083e84064124d02f46f2093fbcb9772aef789d1d4c0

    • C:\Users\Admin\AppData\Local\Temp\1000022001\b3d947c218.exe
      Filesize

      823KB

      MD5

      d1c67770f3ff21687709ef0f9ec6c5aa

      SHA1

      f12c887eb6ccb6955e15d9d22484e1d7db632d87

      SHA256

      a418e06af747884788a7797b82f523306c450f4082f078ac52dfb245e27dfe74

      SHA512

      e9a9c350cfc6b30f0606f4c3a85bc599397d9dde58254e690a00484603771ab32821a76157de339c00827fa4fdcec8d4277f7b28e3aa19e85f5ebcf675fe7370

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uc2ndraz.mfv.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/1584-4-0x0000000004D80000-0x0000000004D81000-memory.dmp
      Filesize

      4KB

    • memory/1584-8-0x0000000004D50000-0x0000000004D51000-memory.dmp
      Filesize

      4KB

    • memory/1584-10-0x0000000004DC0000-0x0000000004DC1000-memory.dmp
      Filesize

      4KB

    • memory/1584-9-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
      Filesize

      4KB

    • memory/1584-7-0x0000000004D40000-0x0000000004D41000-memory.dmp
      Filesize

      4KB

    • memory/1584-6-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
      Filesize

      4KB

    • memory/1584-5-0x0000000004D60000-0x0000000004D61000-memory.dmp
      Filesize

      4KB

    • memory/1584-22-0x00000000002C0000-0x0000000000795000-memory.dmp
      Filesize

      4.8MB

    • memory/1584-3-0x0000000004D70000-0x0000000004D71000-memory.dmp
      Filesize

      4KB

    • memory/1584-2-0x00000000002C0000-0x0000000000795000-memory.dmp
      Filesize

      4.8MB

    • memory/1584-1-0x00000000776D6000-0x00000000776D8000-memory.dmp
      Filesize

      8KB

    • memory/1584-0-0x00000000002C0000-0x0000000000795000-memory.dmp
      Filesize

      4.8MB

    • memory/2496-93-0x00000124C7C80000-0x00000124C7C8A000-memory.dmp
      Filesize

      40KB

    • memory/2496-88-0x00007FFCE4AA0000-0x00007FFCE5562000-memory.dmp
      Filesize

      10.8MB

    • memory/2496-87-0x00000124C7C90000-0x00000124C7CB2000-memory.dmp
      Filesize

      136KB

    • memory/2496-89-0x00000124C7C50000-0x00000124C7C60000-memory.dmp
      Filesize

      64KB

    • memory/2496-91-0x00000124C7C50000-0x00000124C7C60000-memory.dmp
      Filesize

      64KB

    • memory/2496-90-0x00000124C7C50000-0x00000124C7C60000-memory.dmp
      Filesize

      64KB

    • memory/2496-92-0x00000124C7D20000-0x00000124C7D32000-memory.dmp
      Filesize

      72KB

    • memory/2496-99-0x00007FFCE4AA0000-0x00007FFCE5562000-memory.dmp
      Filesize

      10.8MB

    • memory/3672-124-0x00000000057C0000-0x00000000057C1000-memory.dmp
      Filesize

      4KB

    • memory/3672-126-0x00000000057F0000-0x00000000057F1000-memory.dmp
      Filesize

      4KB

    • memory/3672-120-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/3672-129-0x00000000057E0000-0x00000000057E1000-memory.dmp
      Filesize

      4KB

    • memory/3672-128-0x0000000005790000-0x0000000005791000-memory.dmp
      Filesize

      4KB

    • memory/3672-125-0x00000000057A0000-0x00000000057A1000-memory.dmp
      Filesize

      4KB

    • memory/3672-127-0x0000000005780000-0x0000000005781000-memory.dmp
      Filesize

      4KB

    • memory/3672-123-0x00000000057B0000-0x00000000057B1000-memory.dmp
      Filesize

      4KB

    • memory/3672-122-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/3672-130-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-46-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-28-0x0000000005600000-0x0000000005601000-memory.dmp
      Filesize

      4KB

    • memory/5072-140-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-138-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-136-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-66-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-134-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-132-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-23-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-24-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-26-0x00000000055E0000-0x00000000055E1000-memory.dmp
      Filesize

      4KB

    • memory/5072-27-0x00000000055C0000-0x00000000055C1000-memory.dmp
      Filesize

      4KB

    • memory/5072-25-0x00000000055D0000-0x00000000055D1000-memory.dmp
      Filesize

      4KB

    • memory/5072-29-0x00000000055A0000-0x00000000055A1000-memory.dmp
      Filesize

      4KB

    • memory/5072-30-0x00000000055B0000-0x00000000055B1000-memory.dmp
      Filesize

      4KB

    • memory/5072-35-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-34-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-100-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-31-0x0000000005630000-0x0000000005631000-memory.dmp
      Filesize

      4KB

    • memory/5072-33-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-113-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-115-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-117-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5072-32-0x0000000005620000-0x0000000005621000-memory.dmp
      Filesize

      4KB

    • memory/5072-121-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5108-78-0x0000000000400000-0x00000000005D2000-memory.dmp
      Filesize

      1.8MB

    • memory/5108-63-0x0000000002310000-0x00000000023BB000-memory.dmp
      Filesize

      684KB

    • memory/5108-65-0x0000000000400000-0x00000000005D2000-memory.dmp
      Filesize

      1.8MB

    • memory/5108-101-0x0000000002310000-0x00000000023BB000-memory.dmp
      Filesize

      684KB

    • memory/5108-64-0x0000000002410000-0x000000000254B000-memory.dmp
      Filesize

      1.2MB

    • memory/5116-45-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5116-41-0x0000000005300000-0x0000000005301000-memory.dmp
      Filesize

      4KB

    • memory/5116-40-0x00000000052C0000-0x00000000052C1000-memory.dmp
      Filesize

      4KB

    • memory/5116-39-0x00000000052D0000-0x00000000052D1000-memory.dmp
      Filesize

      4KB

    • memory/5116-42-0x00000000052A0000-0x00000000052A1000-memory.dmp
      Filesize

      4KB

    • memory/5116-38-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB

    • memory/5116-43-0x00000000052B0000-0x00000000052B1000-memory.dmp
      Filesize

      4KB

    • memory/5116-44-0x00000000052E0000-0x00000000052E1000-memory.dmp
      Filesize

      4KB

    • memory/5116-37-0x0000000000D00000-0x00000000011D5000-memory.dmp
      Filesize

      4.8MB