Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:30

General

  • Target

    gSiVHtIBk021Ayu.exe

  • Size

    687KB

  • MD5

    02a5859efad4d8d57afed4ea7887337f

  • SHA1

    15fee5776de725d618dbbc55bbae9aa8e899b49b

  • SHA256

    a96ec11040b2e20d39e3a0fd96de1932b1ba042ce2d08a39811d9011ce55409c

  • SHA512

    d556f7796aa1a85cf7b7354b7460c0992212969ae02757fd07c5186256939417d1fb209e676d841f61442a9fd6ce4b3df327acaec4857faabef08ebb6b7a9198

  • SSDEEP

    12288:6ccopox4qqR+s43z2CX/0Gp/74gjN7LHITdojjj3yeTtpRIboAV4:Me5c2yp/74ENoBylRJAV4

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\gSiVHtIBk021Ayu.exe
    "C:\Users\Admin\AppData\Local\Temp\gSiVHtIBk021Ayu.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Users\Admin\AppData\Local\Temp\gSiVHtIBk021Ayu.exe
      "C:\Users\Admin\AppData\Local\Temp\gSiVHtIBk021Ayu.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2192

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2192-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2192-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-26-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2192-24-0x0000000000C80000-0x0000000000CC0000-memory.dmp

    Filesize

    256KB

  • memory/2192-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-23-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2192-27-0x0000000000C80000-0x0000000000CC0000-memory.dmp

    Filesize

    256KB

  • memory/2192-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2332-21-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-1-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-6-0x0000000000530000-0x00000000005AA000-memory.dmp

    Filesize

    488KB

  • memory/2332-0-0x0000000000F20000-0x0000000000FD0000-memory.dmp

    Filesize

    704KB

  • memory/2332-5-0x00000000005D0000-0x00000000005DA000-memory.dmp

    Filesize

    40KB

  • memory/2332-4-0x0000000000320000-0x0000000000326000-memory.dmp

    Filesize

    24KB

  • memory/2332-3-0x0000000000960000-0x0000000000978000-memory.dmp

    Filesize

    96KB

  • memory/2332-2-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

    Filesize

    256KB