Analysis

  • max time kernel
    143s
  • max time network
    141s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240214-en
  • resource tags

    arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29-03-2024 10:09

General

  • Target

    5c5c55ed366652aafee3e02431937ac850873d9a4efb8aaf4f0497e2289b1d64.exe

  • Size

    1.8MB

  • MD5

    b2e05d2e690a891bc23fad747703033f

  • SHA1

    b121788896290d34bea15b3b60793434948d6636

  • SHA256

    5c5c55ed366652aafee3e02431937ac850873d9a4efb8aaf4f0497e2289b1d64

  • SHA512

    ab0a7da0e651fe30fce358dd73803b6ac07e04864e979ce8831b03a523386efc0420491d1b429e295e1695dcf983ed2ef425385c125938ab8e57982fc2ef1a44

  • SSDEEP

    49152:xAfn0UqxNzHcSQfMVLPPBq+49Yf2WQDPZ/Cq:C0UqxNz8SJVjJ/GW2/Cq

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 WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c5c55ed366652aafee3e02431937ac850873d9a4efb8aaf4f0497e2289b1d64.exe
    "C:\Users\Admin\AppData\Local\Temp\5c5c55ed366652aafee3e02431937ac850873d9a4efb8aaf4f0497e2289b1d64.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 WriteProcessMemory
    PID:5096
    • 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:4896
      • 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:2264
        • 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:2592
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4276
            • 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:2912
        • 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:4444
    • 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:1788
    • 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:1044
    • 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:3012

    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

      b2e05d2e690a891bc23fad747703033f

      SHA1

      b121788896290d34bea15b3b60793434948d6636

      SHA256

      5c5c55ed366652aafee3e02431937ac850873d9a4efb8aaf4f0497e2289b1d64

      SHA512

      ab0a7da0e651fe30fce358dd73803b6ac07e04864e979ce8831b03a523386efc0420491d1b429e295e1695dcf983ed2ef425385c125938ab8e57982fc2ef1a44

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2er4qqxg.bia.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/1044-98-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
      Filesize

      4KB

    • memory/1044-96-0x0000000004BD0000-0x0000000004BD1000-memory.dmp
      Filesize

      4KB

    • memory/1044-100-0x0000000004BA0000-0x0000000004BA1000-memory.dmp
      Filesize

      4KB

    • memory/1044-97-0x0000000004BE0000-0x0000000004BE1000-memory.dmp
      Filesize

      4KB

    • memory/1044-95-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/1044-94-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/1044-99-0x0000000004C00000-0x0000000004C01000-memory.dmp
      Filesize

      4KB

    • memory/1044-101-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
      Filesize

      4KB

    • memory/1044-102-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/1788-73-0x0000000004AE0000-0x0000000004AE1000-memory.dmp
      Filesize

      4KB

    • memory/1788-76-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/1788-72-0x0000000004AA0000-0x0000000004AA1000-memory.dmp
      Filesize

      4KB

    • memory/1788-70-0x0000000004AB0000-0x0000000004AB1000-memory.dmp
      Filesize

      4KB

    • memory/1788-74-0x0000000004A80000-0x0000000004A81000-memory.dmp
      Filesize

      4KB

    • memory/1788-75-0x0000000004A90000-0x0000000004A91000-memory.dmp
      Filesize

      4KB

    • memory/1788-69-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/1788-67-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/1788-71-0x0000000004AC0000-0x0000000004AC1000-memory.dmp
      Filesize

      4KB

    • memory/2912-58-0x000001B6B69E0000-0x000001B6B69F2000-memory.dmp
      Filesize

      72KB

    • memory/2912-59-0x000001B6B69C0000-0x000001B6B69CA000-memory.dmp
      Filesize

      40KB

    • memory/2912-65-0x00007FFD1CA90000-0x00007FFD1D552000-memory.dmp
      Filesize

      10.8MB

    • memory/2912-54-0x00007FFD1CA90000-0x00007FFD1D552000-memory.dmp
      Filesize

      10.8MB

    • memory/2912-45-0x000001B69E560000-0x000001B69E582000-memory.dmp
      Filesize

      136KB

    • memory/2912-56-0x000001B69E550000-0x000001B69E560000-memory.dmp
      Filesize

      64KB

    • memory/2912-55-0x000001B69E550000-0x000001B69E560000-memory.dmp
      Filesize

      64KB

    • memory/2912-57-0x000001B69E550000-0x000001B69E560000-memory.dmp
      Filesize

      64KB

    • memory/3012-113-0x0000000005670000-0x0000000005671000-memory.dmp
      Filesize

      4KB

    • memory/3012-111-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/3012-114-0x0000000005650000-0x0000000005651000-memory.dmp
      Filesize

      4KB

    • memory/3012-110-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/3012-112-0x0000000005660000-0x0000000005661000-memory.dmp
      Filesize

      4KB

    • memory/3012-115-0x00000000056A0000-0x00000000056A1000-memory.dmp
      Filesize

      4KB

    • memory/3012-116-0x0000000005630000-0x0000000005631000-memory.dmp
      Filesize

      4KB

    • memory/3012-117-0x0000000005640000-0x0000000005641000-memory.dmp
      Filesize

      4KB

    • memory/3012-118-0x0000000005690000-0x0000000005691000-memory.dmp
      Filesize

      4KB

    • memory/3012-119-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-77-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-32-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-68-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-22-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-29-0x0000000005010000-0x0000000005011000-memory.dmp
      Filesize

      4KB

    • memory/4896-120-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-88-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-89-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-90-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-91-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-92-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-28-0x0000000005000000-0x0000000005001000-memory.dmp
      Filesize

      4KB

    • memory/4896-27-0x0000000005060000-0x0000000005061000-memory.dmp
      Filesize

      4KB

    • memory/4896-26-0x0000000005020000-0x0000000005021000-memory.dmp
      Filesize

      4KB

    • memory/4896-24-0x0000000005030000-0x0000000005031000-memory.dmp
      Filesize

      4KB

    • memory/4896-23-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-31-0x0000000005090000-0x0000000005091000-memory.dmp
      Filesize

      4KB

    • memory/4896-30-0x0000000005080000-0x0000000005081000-memory.dmp
      Filesize

      4KB

    • memory/4896-25-0x0000000005040000-0x0000000005041000-memory.dmp
      Filesize

      4KB

    • memory/4896-44-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-103-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-104-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-105-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-106-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-107-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/4896-108-0x0000000000BD0000-0x0000000001090000-memory.dmp
      Filesize

      4.8MB

    • memory/5096-1-0x0000000077C36000-0x0000000077C38000-memory.dmp
      Filesize

      8KB

    • memory/5096-2-0x0000000000DD0000-0x0000000001290000-memory.dmp
      Filesize

      4.8MB

    • memory/5096-0-0x0000000000DD0000-0x0000000001290000-memory.dmp
      Filesize

      4.8MB

    • memory/5096-4-0x0000000004F60000-0x0000000004F61000-memory.dmp
      Filesize

      4KB

    • memory/5096-7-0x0000000004F50000-0x0000000004F51000-memory.dmp
      Filesize

      4KB

    • memory/5096-6-0x0000000004F40000-0x0000000004F41000-memory.dmp
      Filesize

      4KB

    • memory/5096-5-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
      Filesize

      4KB

    • memory/5096-3-0x0000000004F70000-0x0000000004F71000-memory.dmp
      Filesize

      4KB

    • memory/5096-9-0x0000000004FC0000-0x0000000004FC1000-memory.dmp
      Filesize

      4KB

    • memory/5096-8-0x0000000004FD0000-0x0000000004FD1000-memory.dmp
      Filesize

      4KB

    • memory/5096-21-0x0000000000DD0000-0x0000000001290000-memory.dmp
      Filesize

      4.8MB