Overview

overview

10

Static

static

Scan Docum...NG.exe

windows7_x64

10

Scan Docum...NG.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    142s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:12

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General

  • Target

    Scan Document 06311_PNG.exe

  • Size

    869KB

  • MD5

    26ca848025d9021542081e7983e577b9

  • SHA1

    2db08626337ac47a8c024bd1ec0f9da603c762d0

  • SHA256

    718612fc81bf6ba414792fdd4167f7571295b147c14377130931f4a096fac2f2

  • SHA512

    22d81689a3ee8cba9c99ad9170ed558affd3a3bff9f4dc6ca52c395f85a96af94290e43df5d865762e8ba71e53cffbc420b7586e05d1aff88ba34a362a7a7cef

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    dtoydreamer@yandex.com
  • Password:
    internationallove123

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Scan Document 06311_PNG.exe
    "C:\Users\Admin\AppData\Local\Temp\Scan Document 06311_PNG.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2476
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fHrKGJAJVaE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBF0A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3724
    • C:\Users\Admin\AppData\Local\Temp\Scan Document 06311_PNG.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3568

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Scan Document 06311_PNG.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmpBF0A.tmp
    Filesize

    1KB

    MD5

    bba1f32b7415edf81561cf53a8b2f1a6

    SHA1

    88f1ff991733ed6ddcafe1a9ecc2f56bc4c39749

    SHA256

    f4f43977df36c37971cf94b58a6a6ffacadeafd7f54b72f600d518f84523e9e0

    SHA512

    da56e0a0f135aad3752189524279bbc98327c1ebfa111a3b8a5d5a92354d49b8a46511d92db82bd0bf037a5d5c25dc470f418e42733fce5ec65e0b594c48ff5f

    Download Submit
  • memory/2476-130-0x0000000000450000-0x0000000000530000-memory.dmp
    Filesize

    896KB

    Download
  • memory/2476-131-0x00000000053A0000-0x0000000005944000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2476-132-0x0000000004ED0000-0x0000000004F62000-memory.dmp
    Filesize

    584KB

    Download
  • memory/2476-133-0x0000000004F70000-0x0000000004F7A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/2476-134-0x0000000007740000-0x00000000077DC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/3568-137-0x0000000000000000-mapping.dmp
    Download
  • memory/3568-138-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/3568-140-0x0000000005CE0000-0x0000000005D46000-memory.dmp
    Filesize

    408KB

    Download
  • memory/3568-141-0x0000000006A80000-0x0000000006AD0000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3724-135-0x0000000000000000-mapping.dmp
    Download