Analysis

  • max time kernel
    109s
  • max time network
    192s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 11:07

General

  • Target

    file.exe

  • Size

    209KB

  • MD5

    bebede721760bb01fec9a831b1a81ff1

  • SHA1

    4f8204edd4d53d878e9a47ec36f4d4be1962903b

  • SHA256

    e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

  • SHA512

    7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7

  • SSDEEP

    3072:Bp4WwqNbH3iGA+0OXW51o3/aDgMg+UmdhN5GFA/q6Ww0AitabmjjPf:w+9F0OUo3qg+DNAFAdj0RIy

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
  • Downloads MZ/PE file
  • 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:1776
    • 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:268
      • 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:1644
      • 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:1868
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {07B41313-0C52-4222-B889-6CF898DB6B5B} S-1-5-21-3385717845-2518323428-350143044-1000:SABDUHNY\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:432
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1756
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1708

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    209KB

    MD5

    bebede721760bb01fec9a831b1a81ff1

    SHA1

    4f8204edd4d53d878e9a47ec36f4d4be1962903b

    SHA256

    e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

    SHA512

    7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7

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

    Filesize

    209KB

    MD5

    bebede721760bb01fec9a831b1a81ff1

    SHA1

    4f8204edd4d53d878e9a47ec36f4d4be1962903b

    SHA256

    e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

    SHA512

    7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7

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

    Filesize

    209KB

    MD5

    bebede721760bb01fec9a831b1a81ff1

    SHA1

    4f8204edd4d53d878e9a47ec36f4d4be1962903b

    SHA256

    e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

    SHA512

    7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7

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

    Filesize

    209KB

    MD5

    bebede721760bb01fec9a831b1a81ff1

    SHA1

    4f8204edd4d53d878e9a47ec36f4d4be1962903b

    SHA256

    e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

    SHA512

    7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7

  • 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

    209KB

    MD5

    bebede721760bb01fec9a831b1a81ff1

    SHA1

    4f8204edd4d53d878e9a47ec36f4d4be1962903b

    SHA256

    e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

    SHA512

    7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7

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

    Filesize

    209KB

    MD5

    bebede721760bb01fec9a831b1a81ff1

    SHA1

    4f8204edd4d53d878e9a47ec36f4d4be1962903b

    SHA256

    e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

    SHA512

    7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7

  • \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/268-65-0x000000000028D000-0x00000000002AC000-memory.dmp

    Filesize

    124KB

  • memory/268-66-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/268-60-0x0000000000000000-mapping.dmp

  • memory/1644-67-0x0000000000000000-mapping.dmp

  • memory/1708-85-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1708-84-0x000000000026D000-0x000000000028C000-memory.dmp

    Filesize

    124KB

  • memory/1708-81-0x0000000000000000-mapping.dmp

  • memory/1756-69-0x0000000000000000-mapping.dmp

  • memory/1756-72-0x000000000051D000-0x000000000053C000-memory.dmp

    Filesize

    124KB

  • memory/1756-73-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1776-57-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1776-54-0x0000000075F01000-0x0000000075F03000-memory.dmp

    Filesize

    8KB

  • memory/1776-56-0x0000000000250000-0x000000000028E000-memory.dmp

    Filesize

    248KB

  • memory/1776-55-0x00000000008CD000-0x00000000008EC000-memory.dmp

    Filesize

    124KB

  • memory/1776-62-0x00000000008CD000-0x00000000008EC000-memory.dmp

    Filesize

    124KB

  • memory/1776-63-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1868-74-0x0000000000000000-mapping.dmp