Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 03:21

General

  • Target

    b34970457d377b77be959128a97a4421949d66fb563800bd615f1eba73ac07b9.exe

  • Size

    727KB

  • MD5

    39f9149362c3bc065e63bb4f7b0de153

  • SHA1

    4995f754e2179356f419bd7626a14319823acf62

  • SHA256

    b34970457d377b77be959128a97a4421949d66fb563800bd615f1eba73ac07b9

  • SHA512

    7cb7ec5df709b944fc30a52ac1c4214fe0a459d58720b2799d6111e4f479ca06a20bab827bcef3948dd36a7e8a12e6ad499be0d867441586d7a3daf2cbe4a36d

  • SSDEEP

    12288:w2mKE6jD/62iNG5nF8C6yxwvwPTwlSCiZfb1cTdte:wLKtD/61I5HkwPckCiZD1cTdt

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b34970457d377b77be959128a97a4421949d66fb563800bd615f1eba73ac07b9.exe
    "C:\Users\Admin\AppData\Local\Temp\b34970457d377b77be959128a97a4421949d66fb563800bd615f1eba73ac07b9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Users\Admin\AppData\Local\Temp\b34970457d377b77be959128a97a4421949d66fb563800bd615f1eba73ac07b9.exe
      "C:\Users\Admin\AppData\Local\Temp\b34970457d377b77be959128a97a4421949d66fb563800bd615f1eba73ac07b9.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2580-0-0x00000000012A0000-0x000000000135C000-memory.dmp

    Filesize

    752KB

  • memory/2580-1-0x0000000074B50000-0x000000007523E000-memory.dmp

    Filesize

    6.9MB

  • memory/2580-2-0x00000000005E0000-0x0000000000620000-memory.dmp

    Filesize

    256KB

  • memory/2580-3-0x0000000000440000-0x0000000000458000-memory.dmp

    Filesize

    96KB

  • memory/2580-4-0x0000000000460000-0x0000000000468000-memory.dmp

    Filesize

    32KB

  • memory/2580-5-0x00000000004B0000-0x00000000004BA000-memory.dmp

    Filesize

    40KB

  • memory/2580-6-0x0000000005260000-0x00000000052C8000-memory.dmp

    Filesize

    416KB

  • memory/2580-15-0x0000000074B50000-0x000000007523E000-memory.dmp

    Filesize

    6.9MB

  • memory/2648-10-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2648-9-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2648-8-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2648-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2648-13-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2648-7-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2648-16-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2648-18-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2648-19-0x0000000074460000-0x0000000074B4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2648-20-0x0000000004E30000-0x0000000004E70000-memory.dmp

    Filesize

    256KB

  • memory/2648-21-0x0000000074460000-0x0000000074B4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2648-22-0x0000000004E30000-0x0000000004E70000-memory.dmp

    Filesize

    256KB