Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/06/2024, 01:51

General

  • Target

    d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe

  • Size

    946KB

  • MD5

    2e1fea17aeea8852800f17ead782ca53

  • SHA1

    34a1bc065cd9413b783ad9e0e78d2996415186a4

  • SHA256

    d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e

  • SHA512

    93f8af036ac8f9be2a63e0717499f96d5c8f5ce5dc0a1c1e3ac4a09dee33c305aa602d93007a8b97e15d2b637fbbe819fb53b631d37b1123caa9e5f8622e9e83

  • SSDEEP

    24576:hCgin85RQLy04mY7hiuwNR2BOySvXsCMdUX6H/:hYLhnYwuaUOySvXsldkO

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    T%vdJzB3

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe
    "C:\Users\Admin\AppData\Local\Temp\d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4576
    • C:\Users\Admin\AppData\Local\Temp\d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe
      "C:\Users\Admin\AppData\Local\Temp\d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe"
      2⤵
        PID:5820
      • C:\Users\Admin\AppData\Local\Temp\d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe
        "C:\Users\Admin\AppData\Local\Temp\d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4224

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d2f23dc9b7b97472f7996e14c836b6571e23c79ee585d6d4c8f13ef7ae101d6e.exe.log

            Filesize

            1KB

            MD5

            b7b9acb869ccc7f7ecb5304ec0384dee

            SHA1

            6a90751c95817903ee833d59a0abbef425a613b3

            SHA256

            8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

            SHA512

            7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

          • memory/4224-13-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/4224-21-0x0000000075020000-0x00000000757D0000-memory.dmp

            Filesize

            7.7MB

          • memory/4224-20-0x00000000066F0000-0x0000000006740000-memory.dmp

            Filesize

            320KB

          • memory/4224-19-0x0000000075020000-0x00000000757D0000-memory.dmp

            Filesize

            7.7MB

          • memory/4224-18-0x0000000005900000-0x0000000005966000-memory.dmp

            Filesize

            408KB

          • memory/4224-16-0x0000000075020000-0x00000000757D0000-memory.dmp

            Filesize

            7.7MB

          • memory/4576-5-0x0000000075020000-0x00000000757D0000-memory.dmp

            Filesize

            7.7MB

          • memory/4576-6-0x0000000004FF0000-0x0000000004FFA000-memory.dmp

            Filesize

            40KB

          • memory/4576-9-0x0000000006410000-0x000000000641E000-memory.dmp

            Filesize

            56KB

          • memory/4576-10-0x0000000006420000-0x0000000006430000-memory.dmp

            Filesize

            64KB

          • memory/4576-11-0x00000000064A0000-0x0000000006522000-memory.dmp

            Filesize

            520KB

          • memory/4576-12-0x0000000008DB0000-0x0000000008E4C000-memory.dmp

            Filesize

            624KB

          • memory/4576-7-0x00000000068E0000-0x000000000697E000-memory.dmp

            Filesize

            632KB

          • memory/4576-8-0x00000000052D0000-0x00000000052E6000-memory.dmp

            Filesize

            88KB

          • memory/4576-0-0x000000007502E000-0x000000007502F000-memory.dmp

            Filesize

            4KB

          • memory/4576-17-0x0000000075020000-0x00000000757D0000-memory.dmp

            Filesize

            7.7MB

          • memory/4576-4-0x00000000058A0000-0x0000000005BF4000-memory.dmp

            Filesize

            3.3MB

          • memory/4576-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

            Filesize

            584KB

          • memory/4576-2-0x00000000052F0000-0x0000000005894000-memory.dmp

            Filesize

            5.6MB

          • memory/4576-1-0x0000000000350000-0x0000000000442000-memory.dmp

            Filesize

            968KB