Overview

overview

10

Static

static

New Tender...41.exe

windows7_x64

10

New Tender...41.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    139s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:14

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General

  • Target

    New Tender 32-29-1441.exe

  • Size

    577KB

  • MD5

    a854eabc289d75feb27d211af792b723

  • SHA1

    e6ba5c03277c8a1a391f8b44635f1dfcc4f318e9

  • SHA256

    04c0c3bea2ad1e7842851e2a2cd3f5598cb6ee8c509e532ed911ec82f37e6fd9

  • SHA512

    67918caef0a7a8559b748d697386cb38935a3e0492d5bfeeffe570ab8e5a806824d702f0d16bebf821189f8cefc3a2d6b43ed182562e23c2ab6a880e5f6e4c43

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.alandalustobacco.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    xyz@zxy#869

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 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
  • 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 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Tender 32-29-1441.exe
    "C:\Users\Admin\AppData\Local\Temp\New Tender 32-29-1441.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QeVIHJgrNI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC42A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1720
    • C:\Users\Admin\AppData\Local\Temp\New Tender 32-29-1441.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2024

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

System Information Discovery

1
T1082

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

  • C:\Users\Admin\AppData\Local\Temp\tmpC42A.tmp
    Filesize

    1KB

    MD5

    1bfea6b79f9c594ddbb6fee1537e383f

    SHA1

    736410929fc1dd23dab47e0f1a388ce47500d1f0

    SHA256

    660f79b81cf497712ba540c8957a0428342d43a61b8f15e03c3cf372e3a9bdc9

    SHA512

    49ff8609f6070c084ee3dc3fa41136161a06dfb799528c15e2307236c56a48f99f89bf809e51c219dc3ff993478f9cc7024aef78ca1e797a497f238ecdabad85

    Download Submit
  • memory/1444-57-0x0000000004960000-0x00000000049DA000-memory.dmp
    Filesize

    488KB

    Download
  • memory/1444-56-0x0000000000370000-0x000000000037A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1444-54-0x0000000000020000-0x00000000000B6000-memory.dmp
    Filesize

    600KB

    Download
  • memory/1444-58-0x0000000004E40000-0x0000000004EA6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/1444-55-0x0000000075DE1000-0x0000000075DE3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1720-59-0x0000000000000000-mapping.dmp
    Download
  • memory/2024-62-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2024-61-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2024-64-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2024-65-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2024-66-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2024-67-0x0000000000460DFE-mapping.dmp
    Download
  • memory/2024-69-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2024-71-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download