Analysis

  • max time kernel
    115s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 01:37

General

  • Target

    96d8f946d4ba59979608136ba3117652705bfdca1365f5e5b8a148fa5a601e11.exe

  • Size

    610KB

  • MD5

    61cb74f9764f2a8b455d79c4d3e5dcca

  • SHA1

    1708abba5ebd178c577bf8bd7cd2e88c83b1c201

  • SHA256

    96d8f946d4ba59979608136ba3117652705bfdca1365f5e5b8a148fa5a601e11

  • SHA512

    e8a1cf8d3ecffdbdc3c554bf0352e58a15d9a0fdf312bd3840dd472bc11fb5feba12c91833bcbee4f019bc6910e2c7119704b801af670f43b43a1132b0ade646

  • SSDEEP

    12288:u55xmaJeoR9pXCCfiahrO3KU17zcwlVPn0U4FiW2KriiZ/8xMna5W56w:GJVHga5O3KU1rf0LizKXZ/8Ot

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.starlinetrading.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Tmn@#1571963?%

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96d8f946d4ba59979608136ba3117652705bfdca1365f5e5b8a148fa5a601e11.exe
    "C:\Users\Admin\AppData\Local\Temp\96d8f946d4ba59979608136ba3117652705bfdca1365f5e5b8a148fa5a601e11.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2720
    • C:\Users\Admin\AppData\Local\Temp\96d8f946d4ba59979608136ba3117652705bfdca1365f5e5b8a148fa5a601e11.exe
      "C:\Users\Admin\AppData\Local\Temp\96d8f946d4ba59979608136ba3117652705bfdca1365f5e5b8a148fa5a601e11.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2412

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\96d8f946d4ba59979608136ba3117652705bfdca1365f5e5b8a148fa5a601e11.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2412-10-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2412-18-0x0000000074F70000-0x0000000075720000-memory.dmp
    Filesize

    7.7MB

  • memory/2412-17-0x00000000064A0000-0x00000000064F0000-memory.dmp
    Filesize

    320KB

  • memory/2412-16-0x00000000057D0000-0x0000000005836000-memory.dmp
    Filesize

    408KB

  • memory/2412-15-0x00000000057C0000-0x00000000057D0000-memory.dmp
    Filesize

    64KB

  • memory/2412-13-0x0000000074F70000-0x0000000075720000-memory.dmp
    Filesize

    7.7MB

  • memory/2720-8-0x0000000006210000-0x0000000006292000-memory.dmp
    Filesize

    520KB

  • memory/2720-0-0x00000000000B0000-0x000000000014E000-memory.dmp
    Filesize

    632KB

  • memory/2720-9-0x0000000008850000-0x00000000088EC000-memory.dmp
    Filesize

    624KB

  • memory/2720-7-0x0000000004F10000-0x0000000004F1C000-memory.dmp
    Filesize

    48KB

  • memory/2720-6-0x0000000004F00000-0x0000000004F12000-memory.dmp
    Filesize

    72KB

  • memory/2720-14-0x0000000074F70000-0x0000000075720000-memory.dmp
    Filesize

    7.7MB

  • memory/2720-5-0x0000000004BF0000-0x0000000004BFA000-memory.dmp
    Filesize

    40KB

  • memory/2720-4-0x0000000004CE0000-0x0000000004CF0000-memory.dmp
    Filesize

    64KB

  • memory/2720-3-0x0000000004B40000-0x0000000004BD2000-memory.dmp
    Filesize

    584KB

  • memory/2720-2-0x00000000050F0000-0x0000000005694000-memory.dmp
    Filesize

    5.6MB

  • memory/2720-1-0x0000000074F70000-0x0000000075720000-memory.dmp
    Filesize

    7.7MB