Overview

overview

10

Static

static

Sc_2112100...df.exe

windows7_x64

10

Sc_2112100...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    156s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:22

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    Sc_21121001111_pdf.exe

  • Size

    646KB

  • MD5

    7ccb2afaa6bad0e89349543ba4cd56b7

  • SHA1

    03f817631c71445a805e5d6cfd6d227e99607ca4

  • SHA256

    013d92479d88b8e1c76b764f9362e1c101481b6c26ac40dacec77b7910ec7344

  • SHA512

    4ab77e38298ba13a2b60c80925ea99b880a61a7e24b8d53641b3e4095bd6d7199018ce28deb2400635138e4d074e861e26df45145e7dd33ef86f52b1bbc795c9

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    blessing2020

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    blessing2020

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sc_21121001111_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Sc_21121001111_pdf.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4780
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gJwVOjpzjYgn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCBBC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4004
    • C:\Users\Admin\AppData\Local\Temp\Sc_21121001111_pdf.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2320

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

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpCBBC.tmp
    Filesize

    1KB

    MD5

    4a44196d6b5b4910ec6220ba6f7283fd

    SHA1

    2cdb576d19b2611dc25df26748a4e249ebf95c7e

    SHA256

    b1d63a2792cd2ff92008fe4982e2e9d47f84bdbb915d6dbd9e87147288fdcb49

    SHA512

    e6ae55d62ed60ff2fdcf2c2ee162bc57c0f990cd23c4a080502a9877e2cf90c8b22d92bab9eef6bc053e26638208bbf26c603e63cb8595b2e9592ec53027957e

    Download Submit
  • memory/2320-136-0x0000000000000000-mapping.dmp
    Download
  • memory/2320-137-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2320-138-0x0000000005C90000-0x0000000006234000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2320-139-0x0000000006770000-0x00000000067C0000-memory.dmp
    Filesize

    320KB

    Download
  • memory/2320-140-0x0000000006C40000-0x0000000006C4A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/4004-134-0x0000000000000000-mapping.dmp
    Download
  • memory/4780-130-0x0000000000B50000-0x0000000000BF8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/4780-131-0x0000000005C00000-0x0000000005C92000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4780-132-0x000000000BE20000-0x000000000BEBC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4780-133-0x000000000BFC0000-0x000000000C026000-memory.dmp
    Filesize

    408KB

    Download