Analysis

  • max time kernel
    116s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 06:22

General

  • Target

    file.exe

  • Size

    206KB

  • MD5

    19aa4680a02b9757425648dcec653c42

  • SHA1

    517d0093ff04b203feb8218f31ed9ebb932b3cc8

  • SHA256

    2f2495990a1e85576f68b5638a10efcdde9000dc3ab5d80662c1bf2b41064a07

  • SHA512

    43bf821af6aa6a26e17380f9e181a0728a78a8a3f33566955ec4cce105479ce544dc5243eef56b8557d087f8187f6298037fc79a8a4fa98caa923e8684074077

  • SSDEEP

    3072:HqOvgpiFl6cB5xYornydoj7+T+/kJa/rmXspbm7l48J5wOxy:9rL6eYoudK+a0aDFKuMq

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 3 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:1832
    • 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:1320
      • 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:848
      • 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:964
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {72674F78-3078-4224-B308-9118A466D550} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1924
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1488

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    206KB

    MD5

    19aa4680a02b9757425648dcec653c42

    SHA1

    517d0093ff04b203feb8218f31ed9ebb932b3cc8

    SHA256

    2f2495990a1e85576f68b5638a10efcdde9000dc3ab5d80662c1bf2b41064a07

    SHA512

    43bf821af6aa6a26e17380f9e181a0728a78a8a3f33566955ec4cce105479ce544dc5243eef56b8557d087f8187f6298037fc79a8a4fa98caa923e8684074077

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

    206KB

    MD5

    19aa4680a02b9757425648dcec653c42

    SHA1

    517d0093ff04b203feb8218f31ed9ebb932b3cc8

    SHA256

    2f2495990a1e85576f68b5638a10efcdde9000dc3ab5d80662c1bf2b41064a07

    SHA512

    43bf821af6aa6a26e17380f9e181a0728a78a8a3f33566955ec4cce105479ce544dc5243eef56b8557d087f8187f6298037fc79a8a4fa98caa923e8684074077

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

    206KB

    MD5

    19aa4680a02b9757425648dcec653c42

    SHA1

    517d0093ff04b203feb8218f31ed9ebb932b3cc8

    SHA256

    2f2495990a1e85576f68b5638a10efcdde9000dc3ab5d80662c1bf2b41064a07

    SHA512

    43bf821af6aa6a26e17380f9e181a0728a78a8a3f33566955ec4cce105479ce544dc5243eef56b8557d087f8187f6298037fc79a8a4fa98caa923e8684074077

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

    206KB

    MD5

    19aa4680a02b9757425648dcec653c42

    SHA1

    517d0093ff04b203feb8218f31ed9ebb932b3cc8

    SHA256

    2f2495990a1e85576f68b5638a10efcdde9000dc3ab5d80662c1bf2b41064a07

    SHA512

    43bf821af6aa6a26e17380f9e181a0728a78a8a3f33566955ec4cce105479ce544dc5243eef56b8557d087f8187f6298037fc79a8a4fa98caa923e8684074077

  • 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

    19aa4680a02b9757425648dcec653c42

    SHA1

    517d0093ff04b203feb8218f31ed9ebb932b3cc8

    SHA256

    2f2495990a1e85576f68b5638a10efcdde9000dc3ab5d80662c1bf2b41064a07

    SHA512

    43bf821af6aa6a26e17380f9e181a0728a78a8a3f33566955ec4cce105479ce544dc5243eef56b8557d087f8187f6298037fc79a8a4fa98caa923e8684074077

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

    206KB

    MD5

    19aa4680a02b9757425648dcec653c42

    SHA1

    517d0093ff04b203feb8218f31ed9ebb932b3cc8

    SHA256

    2f2495990a1e85576f68b5638a10efcdde9000dc3ab5d80662c1bf2b41064a07

    SHA512

    43bf821af6aa6a26e17380f9e181a0728a78a8a3f33566955ec4cce105479ce544dc5243eef56b8557d087f8187f6298037fc79a8a4fa98caa923e8684074077

  • \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/848-63-0x0000000000000000-mapping.dmp
  • memory/964-75-0x0000000000000000-mapping.dmp
  • memory/964-82-0x00000000001A0000-0x00000000001C4000-memory.dmp
    Filesize

    144KB

  • memory/1320-67-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1320-58-0x0000000000000000-mapping.dmp
  • memory/1320-66-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1320-65-0x00000000005AD000-0x00000000005CC000-memory.dmp
    Filesize

    124KB

  • memory/1488-87-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1488-86-0x000000000056D000-0x000000000058C000-memory.dmp
    Filesize

    124KB

  • memory/1488-83-0x0000000000000000-mapping.dmp
  • memory/1832-60-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1832-59-0x0000000001B90000-0x0000000001BCE000-memory.dmp
    Filesize

    248KB

  • memory/1832-56-0x000000000026D000-0x000000000028C000-memory.dmp
    Filesize

    124KB

  • memory/1832-54-0x00000000751A1000-0x00000000751A3000-memory.dmp
    Filesize

    8KB

  • memory/1924-74-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1924-68-0x0000000000000000-mapping.dmp
  • memory/1924-71-0x000000000030D000-0x000000000032C000-memory.dmp
    Filesize

    124KB

  • memory/1924-73-0x000000000030D000-0x000000000032C000-memory.dmp
    Filesize

    124KB

  • memory/1924-72-0x00000000001B0000-0x00000000001EE000-memory.dmp
    Filesize

    248KB