Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22-03-2024 14:42

General

  • Target

    7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124.exe

  • Size

    1.8MB

  • MD5

    a11afca60cd88e89a2f5aa480014d539

  • SHA1

    a2bcf40e5217d5da76eae41cceae326e93cae01e

  • SHA256

    7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124

  • SHA512

    49f94e6b2c5dfd27cb1fa96d0b2e4e56684e2f2c21f5324f6f7ef213d9c8c74b4325e4b17bf5a7b42cabdffe774f3489d0df208a2e34a3247545351a67d30b5e

  • SSDEEP

    49152:6bW5PM9Ko/s2LW6DsHAcGK+s7lISAps2Y0YJ:D6OZGg/GuKXY0YJ

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\7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124.exe
    "C:\Users\Admin\AppData\Local\Temp\7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124.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:1520
    • 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:1004
      • 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:4392
        • 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:2200
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4572
            • 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\602636161432_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3888
        • 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:4448
    • 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:256
    • 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:1164
    • 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:3528

    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

      a11afca60cd88e89a2f5aa480014d539

      SHA1

      a2bcf40e5217d5da76eae41cceae326e93cae01e

      SHA256

      7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124

      SHA512

      49f94e6b2c5dfd27cb1fa96d0b2e4e56684e2f2c21f5324f6f7ef213d9c8c74b4325e4b17bf5a7b42cabdffe774f3489d0df208a2e34a3247545351a67d30b5e

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1h4dhucf.21w.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/256-39-0x0000000005230000-0x0000000005231000-memory.dmp

      Filesize

      4KB

    • memory/256-40-0x0000000005240000-0x0000000005241000-memory.dmp

      Filesize

      4KB

    • memory/256-33-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/256-38-0x0000000005290000-0x0000000005291000-memory.dmp

      Filesize

      4KB

    • memory/256-37-0x0000000005250000-0x0000000005251000-memory.dmp

      Filesize

      4KB

    • memory/256-35-0x0000000005260000-0x0000000005261000-memory.dmp

      Filesize

      4KB

    • memory/256-36-0x0000000005270000-0x0000000005271000-memory.dmp

      Filesize

      4KB

    • memory/256-41-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/256-34-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-90-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-89-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-26-0x0000000004D20000-0x0000000004D21000-memory.dmp

      Filesize

      4KB

    • memory/1004-25-0x0000000004D10000-0x0000000004D11000-memory.dmp

      Filesize

      4KB

    • memory/1004-27-0x0000000004D00000-0x0000000004D01000-memory.dmp

      Filesize

      4KB

    • memory/1004-28-0x0000000004D40000-0x0000000004D41000-memory.dmp

      Filesize

      4KB

    • memory/1004-29-0x0000000004CE0000-0x0000000004CE1000-memory.dmp

      Filesize

      4KB

    • memory/1004-30-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

      Filesize

      4KB

    • memory/1004-31-0x0000000004D60000-0x0000000004D61000-memory.dmp

      Filesize

      4KB

    • memory/1004-88-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-23-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-24-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-65-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-92-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-103-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-104-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-105-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-106-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-42-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-107-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-87-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-109-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-119-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1004-76-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1164-100-0x00000000053C0000-0x00000000053C1000-memory.dmp

      Filesize

      4KB

    • memory/1164-93-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1164-102-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1164-101-0x0000000005410000-0x0000000005411000-memory.dmp

      Filesize

      4KB

    • memory/1164-99-0x00000000053B0000-0x00000000053B1000-memory.dmp

      Filesize

      4KB

    • memory/1164-98-0x0000000005420000-0x0000000005421000-memory.dmp

      Filesize

      4KB

    • memory/1164-97-0x00000000053D0000-0x00000000053D1000-memory.dmp

      Filesize

      4KB

    • memory/1164-96-0x00000000053F0000-0x00000000053F1000-memory.dmp

      Filesize

      4KB

    • memory/1164-95-0x00000000053E0000-0x00000000053E1000-memory.dmp

      Filesize

      4KB

    • memory/1164-94-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/1520-10-0x0000000005130000-0x0000000005131000-memory.dmp

      Filesize

      4KB

    • memory/1520-7-0x00000000050B0000-0x00000000050B1000-memory.dmp

      Filesize

      4KB

    • memory/1520-8-0x00000000050C0000-0x00000000050C1000-memory.dmp

      Filesize

      4KB

    • memory/1520-1-0x0000000077BA6000-0x0000000077BA8000-memory.dmp

      Filesize

      8KB

    • memory/1520-22-0x0000000000510000-0x00000000009C7000-memory.dmp

      Filesize

      4.7MB

    • memory/1520-9-0x0000000005140000-0x0000000005141000-memory.dmp

      Filesize

      4KB

    • memory/1520-2-0x0000000000510000-0x00000000009C7000-memory.dmp

      Filesize

      4.7MB

    • memory/1520-3-0x00000000050E0000-0x00000000050E1000-memory.dmp

      Filesize

      4KB

    • memory/1520-4-0x00000000050F0000-0x00000000050F1000-memory.dmp

      Filesize

      4KB

    • memory/1520-5-0x00000000050D0000-0x00000000050D1000-memory.dmp

      Filesize

      4KB

    • memory/1520-0-0x0000000000510000-0x00000000009C7000-memory.dmp

      Filesize

      4.7MB

    • memory/1520-6-0x0000000005110000-0x0000000005111000-memory.dmp

      Filesize

      4KB

    • memory/3528-114-0x00000000053B0000-0x00000000053B1000-memory.dmp

      Filesize

      4KB

    • memory/3528-115-0x0000000005350000-0x0000000005351000-memory.dmp

      Filesize

      4KB

    • memory/3528-118-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/3528-117-0x0000000005390000-0x0000000005391000-memory.dmp

      Filesize

      4KB

    • memory/3528-116-0x0000000005360000-0x0000000005361000-memory.dmp

      Filesize

      4KB

    • memory/3528-112-0x0000000005380000-0x0000000005381000-memory.dmp

      Filesize

      4KB

    • memory/3528-113-0x0000000005370000-0x0000000005371000-memory.dmp

      Filesize

      4KB

    • memory/3528-110-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/3528-111-0x00000000000E0000-0x0000000000597000-memory.dmp

      Filesize

      4.7MB

    • memory/3888-63-0x00007FFDEEC90000-0x00007FFDEF752000-memory.dmp

      Filesize

      10.8MB

    • memory/3888-54-0x00000230C7220000-0x00000230C7242000-memory.dmp

      Filesize

      136KB

    • memory/3888-64-0x00000230C6FD0000-0x00000230C6FE0000-memory.dmp

      Filesize

      64KB

    • memory/3888-75-0x00007FFDEEC90000-0x00007FFDEF752000-memory.dmp

      Filesize

      10.8MB

    • memory/3888-66-0x00000230C6FD0000-0x00000230C6FE0000-memory.dmp

      Filesize

      64KB

    • memory/3888-69-0x00000230DF3E0000-0x00000230DF3EA000-memory.dmp

      Filesize

      40KB

    • memory/3888-68-0x00000230DF740000-0x00000230DF752000-memory.dmp

      Filesize

      72KB

    • memory/3888-67-0x00000230C6FD0000-0x00000230C6FE0000-memory.dmp

      Filesize

      64KB