Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13/02/2024, 03:25

General

  • Target

    95bcdb36ea04ac618c085d218c16e994eb39080ea9e81024cd346c75fa83438b.exe

  • Size

    234KB

  • MD5

    a2d1a58f5ce44cab11865085de306c50

  • SHA1

    212505087b5c3bc7227433b04a9c89f1d2bc383d

  • SHA256

    95bcdb36ea04ac618c085d218c16e994eb39080ea9e81024cd346c75fa83438b

  • SHA512

    e929f27110e4b3f4d1f758775b72a5d68c27038632bac6fb3abd5dab3bdafb48fc000a950977476901d4c8da72adbadbc1db5431ffb62146abbafb04e8b75b31

  • SSDEEP

    3072:izZlx1JDgntYBAdbTgB2DRcWNdysHG5tLUQf4e:OZlx1JDgntSubTgB2mWvyC9Qg

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\95bcdb36ea04ac618c085d218c16e994eb39080ea9e81024cd346c75fa83438b.exe
    "C:\Users\Admin\AppData\Local\Temp\95bcdb36ea04ac618c085d218c16e994eb39080ea9e81024cd346c75fa83438b.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2168-0-0x0000000000220000-0x0000000000260000-memory.dmp

    Filesize

    256KB

  • memory/2168-1-0x0000000074930000-0x000000007501E000-memory.dmp

    Filesize

    6.9MB

  • memory/2168-2-0x0000000004B90000-0x0000000004BD0000-memory.dmp

    Filesize

    256KB

  • memory/2168-3-0x0000000074930000-0x000000007501E000-memory.dmp

    Filesize

    6.9MB

  • memory/2168-4-0x0000000004B90000-0x0000000004BD0000-memory.dmp

    Filesize

    256KB