Overview

overview

10

Static

static

78594-854 ...cx.exe

windows7_x64

10

78594-854 ...cx.exe

windows10_x64

10

Analysis

  • max time kernel
    139s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    21-04-2021 14:35

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General

  • Target

    78594-854 Booking confirmation docx.exe

  • Size

    1.2MB

  • MD5

    aa2e1a9609044d3d2ebcc0576417668d

  • SHA1

    7f6b766f64c09b5e23a2836f52a819915bbf3ec8

  • SHA256

    cbad9f9eabd3439596d81e2e54c3fbc37aba236f7a62c377a0e291dc8b0a8906

  • SHA512

    975d0b5265eb39800ac56fff9c514f2004883992d0198c17e6a00207ea70c93ea15fac9793fab139a19df06397283516148518d7e2841a7f98c055d8d231d1f4

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.akdogulojistik.com
  • Port:
    587
  • Username:
    servet@akdogulojistik.com
  • Password:
    Ak6363Dogu2009

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78594-854 Booking confirmation docx.exe
    "C:\Users\Admin\AppData\Local\Temp\78594-854 Booking confirmation docx.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XuWTRbd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2617.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2036
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
        PID:1552
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "{path}"
        2⤵
        • Drops file in Drivers directory
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1568

    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

    1
    T1112

    Credential Access

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp2617.tmp
      MD5

      fecb415652662987727624ed9dfd230f

      SHA1

      a46eb6bc530863e21513e68da9f198d6635b3d56

      SHA256

      bb35bc046828f339e165640f9755e4ead9c189d675be05ee6331b9c9c8a53068

      SHA512

      2b5bc75f86495407677c523dee729a278d1e6fe1757a3f9aca1fd0ba94c5f9702f2fe8e09a3411a51d1955628a61b5832d147aaa3b015ae5cac9607efc5d967e

      Download Submit
    • memory/860-123-0x000000000B050000-0x000000000B0DA000-memory.dmp
      Filesize

      552KB

      Download
    • memory/860-116-0x00000000056F0000-0x00000000056F1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/860-118-0x00000000051F0000-0x00000000056EE000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/860-119-0x0000000005120000-0x0000000005121000-memory.dmp
      Filesize

      4KB

      Download
    • memory/860-120-0x0000000005390000-0x000000000539E000-memory.dmp
      Filesize

      56KB

      Download
    • memory/860-121-0x0000000008730000-0x0000000008731000-memory.dmp
      Filesize

      4KB

      Download
    • memory/860-117-0x0000000005140000-0x0000000005141000-memory.dmp
      Filesize

      4KB

      Download
    • memory/860-114-0x00000000007B0000-0x00000000007B1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/860-122-0x00000000088B0000-0x0000000008977000-memory.dmp
      Filesize

      796KB

      Download
    • memory/1568-126-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

      Download
    • memory/1568-127-0x000000000043783E-mapping.dmp
      Download
    • memory/1568-132-0x0000000005050000-0x0000000005051000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1568-133-0x0000000005580000-0x0000000005581000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1568-134-0x0000000005D20000-0x0000000005D21000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2036-124-0x0000000000000000-mapping.dmp
      Download