Overview

overview

10

Static

static

EMIN Vietn...DF.exe

windows7_x64

10

EMIN Vietn...DF.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    171s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:28

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    EMIN Vietnam Joint Stock Company RFQ_PDF.exe

  • Size

    453KB

  • MD5

    58bdb475e3b1b9d62407d94b5afd94c6

  • SHA1

    14b8687de5b59217db4c675565a751bb1e2833f6

  • SHA256

    a6a980334df0adebccc1a432ecf2d2ada83dbeb91b0dd5c47889d2e0f68dec89

  • SHA512

    96dd490aa1baad8692f814d4c5a1df1b492607de8db9c83e9e74565ee5328db948efe45f87ac53635a952aef751ca0eb31f9fdb5e949b621c5688b857ad6f276

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.greebals.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    2pvkb35mPGU#

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.

  • 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 6 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\EMIN Vietnam Joint Stock Company RFQ_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\EMIN Vietnam Joint Stock Company RFQ_PDF.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3400
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NYtkuthydnZHu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp71F4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4568
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3264

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

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp71F4.tmp
    Filesize

    1KB

    MD5

    a632213a7acc2ddb11e6ebf8fb36de91

    SHA1

    b877895123cc40513bc036be4c8ed73b9ede5575

    SHA256

    ac2cc45fd2435cc532f8e2dc981336a00d0cea71772b17b74f2771fdc0a84fb5

    SHA512

    ced135f3e5d9be2c4dcf53d1bc9cfb663da3b72d46f3aced8dc1d61e80b53b1c72d0605f9bc533c739f6e2b567d7d07b1ab0ac282279610d874b7bdc340e657c

    Download Submit
  • memory/3264-133-0x0000000000000000-mapping.dmp
    Download
  • memory/3264-134-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

    Download
  • memory/3264-135-0x0000000075520000-0x0000000075AD1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3400-130-0x0000000075520000-0x0000000075AD1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4568-131-0x0000000000000000-mapping.dmp
    Download