Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 01:07

General

  • Target

    Purchase Order 6270-23_pdf .exe

  • Size

    15KB

  • MD5

    60e1ecc53db5a5cf58a5e6477c7eaf71

  • SHA1

    fca28e1db36972b593fc75eda58b2303d93a593f

  • SHA256

    abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832

  • SHA512

    e7b8faad12d8b9f598fbe57f2986dfd38533e54c7a797bb0e80b379d92b772cf279d50b9315613e9a5c46a502d101406c32f6045cfc1ddc1d631e0250212cbd4

  • SSDEEP

    192:LXao+tHEC41D8e3P6ktDOp+4FmIWfM4Wl:NGkZtNtDcPvWfM4W

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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order 6270-23_pdf .exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order 6270-23_pdf .exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order 6270-23_pdf .exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Order 6270-23_pdf .exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2324-0-0x0000000001020000-0x000000000102A000-memory.dmp

    Filesize

    40KB

  • memory/2324-1-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2324-2-0x0000000000FE0000-0x0000000001020000-memory.dmp

    Filesize

    256KB

  • memory/2324-3-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2324-4-0x0000000000FE0000-0x0000000001020000-memory.dmp

    Filesize

    256KB

  • memory/2324-5-0x0000000004430000-0x000000000448A000-memory.dmp

    Filesize

    360KB

  • memory/2324-6-0x0000000000B40000-0x0000000000B80000-memory.dmp

    Filesize

    256KB

  • memory/2324-7-0x0000000000CD0000-0x0000000000D10000-memory.dmp

    Filesize

    256KB

  • memory/2324-8-0x0000000004BE0000-0x0000000004C2C000-memory.dmp

    Filesize

    304KB

  • memory/2324-17-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2820-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2820-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2820-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2820-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2820-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2820-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2820-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2820-22-0x0000000000F80000-0x0000000000FC0000-memory.dmp

    Filesize

    256KB

  • memory/2820-21-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-23-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-24-0x0000000000F80000-0x0000000000FC0000-memory.dmp

    Filesize

    256KB