Overview

overview

10

Static

static

swift comf...on.exe

windows7_x64

10

swift comf...on.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 22:44

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General

  • Target

    swift comfirmation.exe

  • Size

    647KB

  • MD5

    910bc85e248fa7e2794e3d2469d3b94d

  • SHA1

    09e4a1102f7df7a21f22bfc02f9649918db1f60d

  • SHA256

    205034fed0edd3c5d8069c63783b3cfdeba86816e6f1f5f6899add096d482bff

  • SHA512

    45bec61009a8bb18b860ac3086e94c3794fe353c85180e38ccb86b81c9f05137afb9fad605ea4ecbf3f60b84f20e17d11cafb430a13cb4c4e34c648677924dac

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.uwcelectric.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    TYT#ikd1

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Drops file in Drivers directory 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\swift comfirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\swift comfirmation.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3316
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IlwdaVdipIfsS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp88C7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2904
    • C:\Users\Admin\AppData\Local\Temp\swift comfirmation.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1796
      • C:\Windows\SysWOW64\REG.exe
        REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
        3⤵
        • Modifies registry key
        PID:2320

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

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

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp88C7.tmp
    Filesize

    1KB

    MD5

    cd5eff1c7a9792582083ed991ccc0ea5

    SHA1

    04b78f6bc80e7ac2db2444cebb438ed9b205c472

    SHA256

    1366fe3ee5a6ff8ea15235697292fa734e482c2dbeb7620b18d33813631c04fe

    SHA512

    e275567c687f3c9fbbcf190b606de7bb5862ad0aab4dc19ff6156e835acc122ad07a9de1c9aa741ec743192565e4af8f6d5bb2267b69830088f21f452d15160e

    Download Submit
  • memory/1796-137-0x0000000000000000-mapping.dmp
    Download
  • memory/1796-138-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/1796-139-0x0000000005F20000-0x0000000005F86000-memory.dmp
    Filesize

    408KB

    Download
  • memory/1796-140-0x0000000006490000-0x00000000064E0000-memory.dmp
    Filesize

    320KB

    Download
  • memory/2320-141-0x0000000000000000-mapping.dmp
    Download
  • memory/2904-135-0x0000000000000000-mapping.dmp
    Download
  • memory/3316-130-0x0000000000A10000-0x0000000000AB8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/3316-131-0x0000000005920000-0x0000000005EC4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/3316-132-0x0000000005450000-0x00000000054E2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3316-133-0x0000000005600000-0x000000000560A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3316-134-0x0000000009240000-0x00000000092DC000-memory.dmp
    Filesize

    624KB

    Download