Analysis

  • max time kernel
    80s
  • max time network
    81s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    30-09-2022 14:59

General

  • Target

    oqtAAoZIgotLwLS.exe

  • Size

    1.1MB

  • MD5

    9f7c8916d87e22eb866184ee3d9b5119

  • SHA1

    3cd5c8b3c33996ee5302b239af28dec82c89b889

  • SHA256

    4c1b93a9ca54eb11ff6c1ff50f4f196c2aa3acd8a08876a2ff46855b59f8b4d5

  • SHA512

    71949b33596ab7dd04cb24e49d58ab072c364702bcfb0a0ce0e372fd57afe8c62a0d19cc2225df9cbd48f867db37f9b7797f3bf8fabdbe2656faeb7fb30ac30c

  • SSDEEP

    12288:ypPXpPplqyNbtOG7yJ3VIFYpnCMMvQOT4gM0z14z/mb4C7bU6puJzusFpVMm0GgT:yp/prqnG7yJ3VU4noo5Mbb5kJimufM

Malware Config

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\oqtAAoZIgotLwLS.exe
    "C:\Users\Admin\AppData\Local\Temp\oqtAAoZIgotLwLS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\oqtAAoZIgotLwLS.exe
      "C:\Users\Admin\AppData\Local\Temp\oqtAAoZIgotLwLS.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:276

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/276-64-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/276-63-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/276-70-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/276-68-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/276-66-0x0000000000435A2E-mapping.dmp
  • memory/276-61-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/276-65-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/276-60-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1632-55-0x0000000076BA1000-0x0000000076BA3000-memory.dmp
    Filesize

    8KB

  • memory/1632-54-0x0000000000B80000-0x0000000000C98000-memory.dmp
    Filesize

    1.1MB

  • memory/1632-59-0x0000000007FC0000-0x000000000803A000-memory.dmp
    Filesize

    488KB

  • memory/1632-58-0x0000000005F70000-0x000000000603E000-memory.dmp
    Filesize

    824KB

  • memory/1632-57-0x00000000008E0000-0x00000000008EC000-memory.dmp
    Filesize

    48KB

  • memory/1632-56-0x00000000008C0000-0x00000000008D4000-memory.dmp
    Filesize

    80KB