Overview

overview

10

Static

static

3

83b34f0f0a...f1.exe

windows7-x64

10

83b34f0f0a...f1.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    118s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 02:25

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General

  • Target

    83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1.exe

  • Size

    656KB

  • MD5

    9949c58a8b33cbe0bcda599f0375f658

  • SHA1

    3072f9c9d5f62ab5e8375cb51b6ce796977322dc

  • SHA256

    83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1

  • SHA512

    18949f9fc8092c04b4389b00109ea8d08ddb607d631e29902c9c92798950397453ff123f268f50d52732f6492ac7e22ca8a75091f70f2d1c9503f6e573308c1d

  • SSDEEP

    12288:8H2iNlw0gPsV/68UditxkCOtzigHgYiJO/wwvJyMyXzN5tfd:C1XCcZttqCOtvHxiAVJy/nt

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7073576997:AAHjVtyF2bgE69UMVGiHWA3fZk0LIdp1j_Y/

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables packed with SmartAssembly 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

    spywarestealer
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1.exe
    "C:\Users\Admin\AppData\Local\Temp\83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1.exe
      "C:\Users\Admin\AppData\Local\Temp\83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1.exe"
      2⤵
        PID:2604
      • C:\Users\Admin\AppData\Local\Temp\83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1.exe
        "C:\Users\Admin\AppData\Local\Temp\83b34f0f0a0bdbc115ce0d7e44687ce16c35249650c9d242a646a5ed804fa2f1.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2592

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    4
    T1005

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2240-23-0x0000000074150000-0x000000007483E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/2240-1-0x0000000074150000-0x000000007483E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/2240-2-0x0000000004D50000-0x0000000004D90000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2240-3-0x0000000000710000-0x0000000000722000-memory.dmp
      Filesize

      72KB

      Download
    • memory/2240-4-0x0000000000800000-0x000000000080C000-memory.dmp
      Filesize

      48KB

      Download
    • memory/2240-5-0x0000000004F90000-0x0000000005012000-memory.dmp
      Filesize

      520KB

      Download
    • memory/2240-6-0x0000000074150000-0x000000007483E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/2240-7-0x0000000004D50000-0x0000000004D90000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2240-0-0x0000000000810000-0x00000000008B8000-memory.dmp
      Filesize

      672KB

      Download
    • memory/2592-8-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2592-12-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2592-14-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2592-22-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2592-20-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2592-10-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2592-18-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

      Download
    • memory/2592-24-0x0000000074150000-0x000000007483E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/2592-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2592-39-0x0000000074150000-0x000000007483E000-memory.dmp
      Filesize

      6.9MB

      Download