Analysis

  • max time kernel
    103s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 05:12

General

  • Target

    file.exe

  • Size

    206KB

  • MD5

    5d3b91499683a2c3e3b9f6580cf3adb9

  • SHA1

    c1c98a7dbe00d80c585574172805f9e52ef62d31

  • SHA256

    0dcfc3b930032d262d92ea5aa282ea1c331e6228f6aebba2b45e54fbe2098cad

  • SHA512

    bc971eeab1cdc7673813eba80ed53ba79435df3bad4bcfb4358f9b2a155a380e2072a23fcd6d7bce9496afe29e6f575d7033517fcddb86e22fd41de50f2496ed

  • SSDEEP

    6144:B635xbr9ecaaYRpugcgRp0Qi+DRj74buFeN:B6H0caZ7DCuFu

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 6 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Executes dropped EXE 3 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 23 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:1456
    • 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:1692
      • 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:1680
      • 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:1884
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {EEDC4433-E593-4444-9B5A-8B899883D4F1} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1476
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1736

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    206KB

    MD5

    5d3b91499683a2c3e3b9f6580cf3adb9

    SHA1

    c1c98a7dbe00d80c585574172805f9e52ef62d31

    SHA256

    0dcfc3b930032d262d92ea5aa282ea1c331e6228f6aebba2b45e54fbe2098cad

    SHA512

    bc971eeab1cdc7673813eba80ed53ba79435df3bad4bcfb4358f9b2a155a380e2072a23fcd6d7bce9496afe29e6f575d7033517fcddb86e22fd41de50f2496ed

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

    Filesize

    206KB

    MD5

    5d3b91499683a2c3e3b9f6580cf3adb9

    SHA1

    c1c98a7dbe00d80c585574172805f9e52ef62d31

    SHA256

    0dcfc3b930032d262d92ea5aa282ea1c331e6228f6aebba2b45e54fbe2098cad

    SHA512

    bc971eeab1cdc7673813eba80ed53ba79435df3bad4bcfb4358f9b2a155a380e2072a23fcd6d7bce9496afe29e6f575d7033517fcddb86e22fd41de50f2496ed

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

    Filesize

    206KB

    MD5

    5d3b91499683a2c3e3b9f6580cf3adb9

    SHA1

    c1c98a7dbe00d80c585574172805f9e52ef62d31

    SHA256

    0dcfc3b930032d262d92ea5aa282ea1c331e6228f6aebba2b45e54fbe2098cad

    SHA512

    bc971eeab1cdc7673813eba80ed53ba79435df3bad4bcfb4358f9b2a155a380e2072a23fcd6d7bce9496afe29e6f575d7033517fcddb86e22fd41de50f2496ed

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

    Filesize

    206KB

    MD5

    5d3b91499683a2c3e3b9f6580cf3adb9

    SHA1

    c1c98a7dbe00d80c585574172805f9e52ef62d31

    SHA256

    0dcfc3b930032d262d92ea5aa282ea1c331e6228f6aebba2b45e54fbe2098cad

    SHA512

    bc971eeab1cdc7673813eba80ed53ba79435df3bad4bcfb4358f9b2a155a380e2072a23fcd6d7bce9496afe29e6f575d7033517fcddb86e22fd41de50f2496ed

  • 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

    206KB

    MD5

    5d3b91499683a2c3e3b9f6580cf3adb9

    SHA1

    c1c98a7dbe00d80c585574172805f9e52ef62d31

    SHA256

    0dcfc3b930032d262d92ea5aa282ea1c331e6228f6aebba2b45e54fbe2098cad

    SHA512

    bc971eeab1cdc7673813eba80ed53ba79435df3bad4bcfb4358f9b2a155a380e2072a23fcd6d7bce9496afe29e6f575d7033517fcddb86e22fd41de50f2496ed

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

    Filesize

    206KB

    MD5

    5d3b91499683a2c3e3b9f6580cf3adb9

    SHA1

    c1c98a7dbe00d80c585574172805f9e52ef62d31

    SHA256

    0dcfc3b930032d262d92ea5aa282ea1c331e6228f6aebba2b45e54fbe2098cad

    SHA512

    bc971eeab1cdc7673813eba80ed53ba79435df3bad4bcfb4358f9b2a155a380e2072a23fcd6d7bce9496afe29e6f575d7033517fcddb86e22fd41de50f2496ed

  • \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/1456-58-0x0000000000BFB000-0x0000000000C1A000-memory.dmp

    Filesize

    124KB

  • memory/1456-61-0x0000000000400000-0x0000000000AE5000-memory.dmp

    Filesize

    6.9MB

  • memory/1456-60-0x0000000000220000-0x000000000025E000-memory.dmp

    Filesize

    248KB

  • memory/1456-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

    Filesize

    8KB

  • memory/1476-71-0x0000000000C3B000-0x0000000000C5A000-memory.dmp

    Filesize

    124KB

  • memory/1476-72-0x0000000000400000-0x0000000000AE5000-memory.dmp

    Filesize

    6.9MB

  • memory/1476-68-0x0000000000000000-mapping.dmp

  • memory/1680-63-0x0000000000000000-mapping.dmp

  • memory/1692-65-0x0000000000B8B000-0x0000000000BAA000-memory.dmp

    Filesize

    124KB

  • memory/1692-67-0x0000000000400000-0x0000000000AE5000-memory.dmp

    Filesize

    6.9MB

  • memory/1692-66-0x0000000000400000-0x0000000000AE5000-memory.dmp

    Filesize

    6.9MB

  • memory/1692-57-0x0000000000000000-mapping.dmp

  • memory/1736-81-0x0000000000000000-mapping.dmp

  • memory/1736-85-0x0000000000400000-0x0000000000AE5000-memory.dmp

    Filesize

    6.9MB

  • memory/1884-73-0x0000000000000000-mapping.dmp

  • memory/1884-80-0x0000000000150000-0x0000000000174000-memory.dmp

    Filesize

    144KB