Analysis

  • max time kernel
    129s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2025 01:30

General

  • Target

    e28b2e35bb47c8d414cfb741cf5c9a9b8eedc15dd9a4d228a250745c4c422f5d.exe

  • Size

    1.5MB

  • MD5

    93ae6f2f32359a91d4cf97d3b47e3dad

  • SHA1

    ae6a9c75a83833da732d0feae561b3d8345a2ffd

  • SHA256

    e28b2e35bb47c8d414cfb741cf5c9a9b8eedc15dd9a4d228a250745c4c422f5d

  • SHA512

    6a33ebfc8926f041960091ac050183e3e1d002f5a3e61412758e520da2b3505dcf93a1a155ebdead1a4c213ecc2e95ac2efb8bb54b330df8fa379f8b092f8b9f

  • SSDEEP

    24576:u3u1oxYbECooL4y/X8aWoJEv1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:uepbdQsG7jLoyEkmZ9Y14

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    server126.web-hosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    E#@Dfb$LbM)M

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • AgentTesla payload 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e28b2e35bb47c8d414cfb741cf5c9a9b8eedc15dd9a4d228a250745c4c422f5d.exe
    "C:\Users\Admin\AppData\Local\Temp\e28b2e35bb47c8d414cfb741cf5c9a9b8eedc15dd9a4d228a250745c4c422f5d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Users\Admin\AppData\Local\Temp\e28b2e35bb47c8d414cfb741cf5c9a9b8eedc15dd9a4d228a250745c4c422f5d.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e28b2e35bb47c8d414cfb741cf5c9a9b8eedc15dd9a4d228a250745c4c422f5d.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2076-6-0x00000000067C0000-0x000000000685C000-memory.dmp

    Filesize

    624KB

  • memory/2076-2-0x0000000005220000-0x00000000057C4000-memory.dmp

    Filesize

    5.6MB

  • memory/2076-3-0x0000000004C70000-0x0000000004D02000-memory.dmp

    Filesize

    584KB

  • memory/2076-4-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2076-5-0x0000000004F20000-0x0000000004F2A000-memory.dmp

    Filesize

    40KB

  • memory/2076-15-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2076-7-0x0000000006720000-0x000000000672A000-memory.dmp

    Filesize

    40KB

  • memory/2076-8-0x000000007522E000-0x000000007522F000-memory.dmp

    Filesize

    4KB

  • memory/2076-9-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2076-10-0x0000000006E10000-0x0000000006EC8000-memory.dmp

    Filesize

    736KB

  • memory/2076-11-0x0000000000CC0000-0x0000000000D32000-memory.dmp

    Filesize

    456KB

  • memory/2076-0-0x000000007522E000-0x000000007522F000-memory.dmp

    Filesize

    4KB

  • memory/2076-1-0x0000000000200000-0x0000000000380000-memory.dmp

    Filesize

    1.5MB

  • memory/3888-12-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3888-17-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3888-16-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3888-18-0x0000000005BA0000-0x0000000005BB8000-memory.dmp

    Filesize

    96KB

  • memory/3888-19-0x0000000006460000-0x00000000064C6000-memory.dmp

    Filesize

    408KB

  • memory/3888-20-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3888-21-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3888-23-0x0000000006680000-0x00000000066D0000-memory.dmp

    Filesize

    320KB

  • memory/3888-24-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3888-25-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB