Overview

overview

10

Static

static

1

1a3a72cfd5...89.exe

windows7-x64

10

1a3a72cfd5...89.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    116s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    10-06-2023 03:57

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General

  • Target

    1a3a72cfd544d61a7a9b650477460e89.exe

  • Size

    406KB

  • MD5

    1a3a72cfd544d61a7a9b650477460e89

  • SHA1

    b21c973688ceab6f593f96f4ede7bf26290f84b6

  • SHA256

    c79eafdedf764d6b8ed3c18e9d1853f881b452e017202ac8eed2828dca2e0450

  • SHA512

    3f4dd3f6e513f7e1715ce8cf8c285203a9653fa87556fa5faa9a985dcae1577e0c13bce9aea8cd1ed5560d33700ad5f8fcc50bedd8e9bc889b6cd6d7bc50f9e6

  • SSDEEP

    6144:u6dgNzV+OT7EDnos/MzmtxBKh2ch8ot1oxLg7IboejhiCV0E4rpugBt:8P+OTIPMzmtxBwHPoxk7IfjhiTU6t

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.theamoebaevents.in
  • Port:
    587
  • Username:
    sarvat@theamoebaevents.in
  • Password:
    9811640077@
  • Email To:
    michealjerry@usa.com

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Checks QEMU agent file 2 TTPs 2 IoCs

    Checks presence of QEMU agent, possibly to detect virtualization.

  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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 NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a3a72cfd544d61a7a9b650477460e89.exe
    "C:\Users\Admin\AppData\Local\Temp\1a3a72cfd544d61a7a9b650477460e89.exe"
    1⤵
    • Checks QEMU agent file
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1380
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
      "C:\Users\Admin\AppData\Local\Temp\1a3a72cfd544d61a7a9b650477460e89.exe"
      2⤵
        PID:884
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
        "C:\Users\Admin\AppData\Local\Temp\1a3a72cfd544d61a7a9b650477460e89.exe"
        2⤵
        • Checks QEMU agent file
        • Accesses Microsoft Outlook profiles
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:580

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • \Users\Admin\AppData\Local\Temp\nsyFC4B.tmp\System.dll
      Filesize

      11KB

      MD5

      0063d48afe5a0cdc02833145667b6641

      SHA1

      e7eb614805d183ecb1127c62decb1a6be1b4f7a8

      SHA256

      ac9dfe3b35ea4b8932536ed7406c29a432976b685cc5322f94ef93df920fede7

      SHA512

      71cbbcaeb345e09306e368717ea0503fe8df485be2e95200febc61bcd8ba74fb4211cd263c232f148c0123f6c6f2e3fd4ea20bdecc4070f5208c35c6920240f0

      Download Submit
    • memory/580-62-0x0000000000400000-0x0000000000615000-memory.dmp
      Filesize

      2.1MB

      Download
    • memory/580-63-0x0000000000D30000-0x000000000455A000-memory.dmp
      Filesize

      56.2MB

      Download
    • memory/580-64-0x0000000000400000-0x0000000000430000-memory.dmp
      Filesize

      192KB

      Download
    • memory/580-66-0x0000000037840000-0x0000000037880000-memory.dmp
      Filesize

      256KB

      Download
    • memory/580-88-0x0000000037840000-0x0000000037880000-memory.dmp
      Filesize

      256KB

      Download