Overview

overview

10

Static

static

swift_copy...LS.scr

windows7_x64

10

swift_copy...LS.scr

windows10-2004_x64

10

Analysis

  • max time kernel
    162s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:29

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General

  • Target

    swift_copy2020710_XLS.scr

  • Size

    417KB

  • MD5

    ccbd8c021b03a2815dc6cd096e353149

  • SHA1

    3943d0682253590fcecc36fd4124964df4b156ca

  • SHA256

    4014ffe3401353775e6629a83400a9b34768c6127eff3d4b12b042290c9ed80d

  • SHA512

    f6a92c9ae8dac905f032ceae94b84c5b672500405b3f701e81527382c6003ddcc830b746bef1ae3963c1271907175674b50844cce1b3d05d946095adc46af88c

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    server266.web-hosting.com
  • Port:
    587
  • Username:
    serviceline@cgcropglobal.com
  • Password:
    HCBo3_tl-nKP

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    server266.web-hosting.com
  • Port:
    587
  • Username:
    serviceline@cgcropglobal.com
  • Password:
    HCBo3_tl-nKP

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.

  • 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\swift_copy2020710_XLS.scr
    "C:\Users\Admin\AppData\Local\Temp\swift_copy2020710_XLS.scr" /S
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Local\Temp\swift_copy2020710_XLS.scr
      "{path}"
      2⤵
        PID:4816
      • C:\Users\Admin\AppData\Local\Temp\swift_copy2020710_XLS.scr
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:4184

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    4
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    2
    T1082

    Peripheral Device Discovery

    1
    T1120

    Lateral Movement

    Collection

    Data from Local System

    2
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2524-130-0x0000000000410000-0x000000000047E000-memory.dmp
      Filesize

      440KB

      Download
    • memory/2524-131-0x0000000007700000-0x0000000007CA4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/2524-132-0x0000000007240000-0x00000000072D2000-memory.dmp
      Filesize

      584KB

      Download
    • memory/2524-133-0x0000000008250000-0x00000000082EC000-memory.dmp
      Filesize

      624KB

      Download
    • memory/2524-134-0x0000000000DA0000-0x0000000000E06000-memory.dmp
      Filesize

      408KB

      Download
    • memory/4184-136-0x0000000000000000-mapping.dmp
      Download
    • memory/4184-137-0x0000000000400000-0x000000000044A000-memory.dmp
      Filesize

      296KB

      Download
    • memory/4184-138-0x0000000006B10000-0x0000000006B60000-memory.dmp
      Filesize

      320KB

      Download
    • memory/4184-139-0x0000000001370000-0x000000000137A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/4816-135-0x0000000000000000-mapping.dmp
      Download