Analysis

  • max time kernel
    146s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 05:37

General

  • Target

    file.exe

  • Size

    205KB

  • MD5

    f0b294310aae3da9a97c26b41fd09dbd

  • SHA1

    8950853e013955af570d14dc5c845b6f56216e03

  • SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

  • SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • SSDEEP

    3072:fGsahjH1YPuUGB593dgDCLhn/9NvfM3cf1Rdkgfk9R6VBKDI/D5E2P5EOF:OlmmU43dL9NvkMrd0QBNq2Pb

Malware Config

Extracted

Family

amadey

Version

3.50

C2

31.41.244.17/hfk3vK9/index.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detect Amadey credential stealer module 5 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1716
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:1624
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:816
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {6A457B77-A692-4830-89F3-E87B731DD73A} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1960
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1912
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
    Filesize

    205KB

    MD5

    f0b294310aae3da9a97c26b41fd09dbd

    SHA1

    8950853e013955af570d14dc5c845b6f56216e03

    SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

    SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
    Filesize

    205KB

    MD5

    f0b294310aae3da9a97c26b41fd09dbd

    SHA1

    8950853e013955af570d14dc5c845b6f56216e03

    SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

    SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
    Filesize

    205KB

    MD5

    f0b294310aae3da9a97c26b41fd09dbd

    SHA1

    8950853e013955af570d14dc5c845b6f56216e03

    SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

    SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
    Filesize

    205KB

    MD5

    f0b294310aae3da9a97c26b41fd09dbd

    SHA1

    8950853e013955af570d14dc5c845b6f56216e03

    SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

    SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
    Filesize

    205KB

    MD5

    f0b294310aae3da9a97c26b41fd09dbd

    SHA1

    8950853e013955af570d14dc5c845b6f56216e03

    SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

    SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
    Filesize

    126KB

    MD5

    adbaf286228c46522e50371c4be31a03

    SHA1

    a29d644c4663b2e2b2bd92046ba0df629537c297

    SHA256

    d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

    SHA512

    74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

  • \Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
    Filesize

    205KB

    MD5

    f0b294310aae3da9a97c26b41fd09dbd

    SHA1

    8950853e013955af570d14dc5c845b6f56216e03

    SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

    SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • \Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
    Filesize

    205KB

    MD5

    f0b294310aae3da9a97c26b41fd09dbd

    SHA1

    8950853e013955af570d14dc5c845b6f56216e03

    SHA256

    dc58ff5f9aa00680d2db6590179ef74921fd67566d3b1cc03f1f4259713b0c52

    SHA512

    3082589bb1dfec91df2f9c9869f52888bb9f9d2537c00afb9b7d6dc6ca2a206dd4608c7a5b0dd0b3b5ec94d2a9887d36970fdef91a182d0965e8d61fe81f9a1e

  • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
    Filesize

    126KB

    MD5

    adbaf286228c46522e50371c4be31a03

    SHA1

    a29d644c4663b2e2b2bd92046ba0df629537c297

    SHA256

    d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

    SHA512

    74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

  • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
    Filesize

    126KB

    MD5

    adbaf286228c46522e50371c4be31a03

    SHA1

    a29d644c4663b2e2b2bd92046ba0df629537c297

    SHA256

    d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

    SHA512

    74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

  • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
    Filesize

    126KB

    MD5

    adbaf286228c46522e50371c4be31a03

    SHA1

    a29d644c4663b2e2b2bd92046ba0df629537c297

    SHA256

    d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

    SHA512

    74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

  • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
    Filesize

    126KB

    MD5

    adbaf286228c46522e50371c4be31a03

    SHA1

    a29d644c4663b2e2b2bd92046ba0df629537c297

    SHA256

    d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0

    SHA512

    74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d

  • memory/816-73-0x0000000000000000-mapping.dmp
  • memory/980-89-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/980-85-0x0000000000000000-mapping.dmp
  • memory/980-88-0x00000000004FD000-0x000000000051C000-memory.dmp
    Filesize

    124KB

  • memory/1128-54-0x0000000076961000-0x0000000076963000-memory.dmp
    Filesize

    8KB

  • memory/1128-61-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1128-60-0x00000000002A0000-0x00000000002DE000-memory.dmp
    Filesize

    248KB

  • memory/1128-59-0x00000000004FD000-0x000000000051C000-memory.dmp
    Filesize

    124KB

  • memory/1624-63-0x0000000000000000-mapping.dmp
  • memory/1716-57-0x0000000000000000-mapping.dmp
  • memory/1716-67-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1716-66-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1716-65-0x00000000002AD000-0x00000000002CC000-memory.dmp
    Filesize

    124KB

  • memory/1912-80-0x0000000000000000-mapping.dmp
  • memory/1912-83-0x00000000005BD000-0x00000000005DC000-memory.dmp
    Filesize

    124KB

  • memory/1912-84-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1960-72-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1960-71-0x000000000054D000-0x000000000056C000-memory.dmp
    Filesize

    124KB

  • memory/1960-68-0x0000000000000000-mapping.dmp