Overview

overview

10

Static

static

MRS-KNRP-6842FT.exe

windows7_x64

10

MRS-KNRP-6842FT.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    157s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:33

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General

  • Target

    MRS-KNRP-6842FT.exe

  • Size

    674KB

  • MD5

    f9832ed3139e752e17c7ca2c34be3f8f

  • SHA1

    504a431a59ed456c1569fc23c419b66ea9d3a8bf

  • SHA256

    5a5ee7a7accc9dea18429c75f62db226599e96d50cdf5f1fec7d5e40881278b2

  • SHA512

    08f641d93f7946aff4dbab0be91b6d95614adf77f76269117f5148c734c5fa954e84bc3da7bf4d832df809ef820268403787e28cacab09926f7b57b8a2b2065b

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    sages101

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    sages101

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MRS-KNRP-6842FT.exe
    "C:\Users\Admin\AppData\Local\Temp\MRS-KNRP-6842FT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3568
    • C:\Users\Admin\AppData\Local\Temp\MRS-KNRP-6842FT.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3304

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/3304-135-0x0000000000000000-mapping.dmp
    Download
  • memory/3304-136-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3304-137-0x0000000005870000-0x00000000058D6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/3304-138-0x00000000065A0000-0x00000000065F0000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3568-130-0x00000000000A0000-0x000000000014E000-memory.dmp
    Filesize

    696KB

    Download
  • memory/3568-131-0x0000000005300000-0x00000000058A4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/3568-132-0x0000000004EF0000-0x0000000004F82000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3568-133-0x0000000004EA0000-0x0000000004EAA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3568-134-0x00000000086B0000-0x000000000874C000-memory.dmp
    Filesize

    624KB

    Download