Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 18:38

General

  • Target

    FedEx_AWB#53203024643.exe

  • Size

    705KB

  • MD5

    1c2e10456d4941fc03b4505745df986d

  • SHA1

    8e4a49017e5906846ed12440dae27f7c702bc64d

  • SHA256

    e9666b1c4832b4fae3effce740700f565e6336bcaf47852005c1e0553436e7b7

  • SHA512

    33480167a4cb3f0703e4f053b8ad83f9b2291a804e1cf6d14c27ac9272fce414a7a5793ff6ecd36c808a085fdb6e9b41b630322fa61de4fd2baff06847c7143b

  • SSDEEP

    12288:a/US0YOwqOp67LHOv8AzfetftWQkPV48wjNk+KmTGvUbIu0xCBUK4kogNCGSkR:qO7HLMzWf+CEmTGvK8CqK4kbNCGh

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    nl9.nlkoddos.com
  • Port:
    587
  • Username:
    222@barceltricot.eu
  • Password:
    Myname321@
  • Email To:
    matto2@cyberia-lb.com

Signatures

  • AgentTesla

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

  • 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 3 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#53203024643.exe
    "C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#53203024643.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#53203024643.exe
      "C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#53203024643.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1880

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1880-14-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/1880-17-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/1880-8-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/1880-9-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/1880-20-0x0000000074940000-0x000000007502E000-memory.dmp
    Filesize

    6.9MB

  • memory/1880-19-0x0000000004B30000-0x0000000004B70000-memory.dmp
    Filesize

    256KB

  • memory/1880-6-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/1880-7-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/1880-18-0x0000000074940000-0x000000007502E000-memory.dmp
    Filesize

    6.9MB

  • memory/1880-21-0x0000000004B30000-0x0000000004B70000-memory.dmp
    Filesize

    256KB

  • memory/1880-12-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/1880-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2968-1-0x0000000074940000-0x000000007502E000-memory.dmp
    Filesize

    6.9MB

  • memory/2968-0-0x00000000011C0000-0x0000000001274000-memory.dmp
    Filesize

    720KB

  • memory/2968-16-0x0000000074940000-0x000000007502E000-memory.dmp
    Filesize

    6.9MB

  • memory/2968-2-0x0000000004BD0000-0x0000000004C10000-memory.dmp
    Filesize

    256KB

  • memory/2968-5-0x00000000051C0000-0x0000000005244000-memory.dmp
    Filesize

    528KB

  • memory/2968-4-0x00000000004C0000-0x00000000004CC000-memory.dmp
    Filesize

    48KB

  • memory/2968-3-0x0000000000600000-0x000000000061A000-memory.dmp
    Filesize

    104KB