Overview

overview

10

Static

static

Halkbank_E...df.exe

windows7_x64

10

Halkbank_E...df.exe

windows10_x64

10

Analysis

  • max time kernel
    73s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    11-01-2021 08:55

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General

  • Target

    Halkbank_Ekstre_20210111_074121_054441.pdf.exe

  • Size

    1.2MB

  • MD5

    d15100cd7db78e81557d5bdc4b4ffa39

  • SHA1

    68b3327bd29d441095d088a10e1ec7fd189dce58

  • SHA256

    85729ea0b65a0a56b59f3e8ed961d4ce07f34804fb6b466b6d1c32e17cda4d8d

  • SHA512

    f1f7e41c07ca942d95854586056874ff84e042e3e7e99f8d874a1a79829609495107436a51c9784f0688fa6efc133d16052e5746794e1edf5c0c287ffc8f39e5

Score
10/10
massloggerspywarestealer

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.turkaykalibrasyon.com
  • Port:
    587
  • Username:
    turkay@turkaykalibrasyon.com
  • Password:
    Cc_8A46

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    stealerspywaremasslogger
  • MassLogger Main Payload 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20210111_074121_054441.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20210111_074121_054441.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20210111_074121_054441.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20210111_074121_054441.pdf.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20210111_074121_054441.pdf.exe'
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:640

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/640-29-0x0000000006080000-0x0000000006081000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-53-0x0000000006310000-0x0000000006311000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-52-0x0000000006300000-0x0000000006301000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-38-0x0000000005FA0000-0x0000000005FA1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-37-0x0000000006290000-0x0000000006291000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-30-0x0000000006140000-0x0000000006141000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-19-0x0000000004810000-0x0000000004811000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-24-0x0000000006040000-0x0000000006041000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-21-0x0000000005240000-0x0000000005241000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-14-0x0000000000000000-mapping.dmp
    Download
  • memory/640-15-0x00000000749D0000-0x00000000750BE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/640-16-0x00000000004F0000-0x00000000004F1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/640-20-0x0000000002490000-0x0000000002491000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1628-9-0x0000000000400000-0x0000000000486000-memory.dmp
    Filesize

    536KB

    Download
  • memory/1628-17-0x0000000005AC0000-0x0000000005AF9000-memory.dmp
    Filesize

    228KB

    Download
  • memory/1628-18-0x0000000005EE0000-0x0000000005F6D000-memory.dmp
    Filesize

    564KB

    Download
  • memory/1628-11-0x00000000749D0000-0x00000000750BE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1628-10-0x0000000000400000-0x0000000000486000-memory.dmp
    Filesize

    536KB

    Download
  • memory/1628-8-0x0000000000481C1E-mapping.dmp
    Download
  • memory/1628-7-0x0000000000400000-0x0000000000486000-memory.dmp
    Filesize

    536KB

    Download
  • memory/1756-2-0x00000000749D0000-0x00000000750BE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1756-6-0x0000000005770000-0x0000000005830000-memory.dmp
    Filesize

    768KB

    Download
  • memory/1756-5-0x00000000005B0000-0x00000000005C2000-memory.dmp
    Filesize

    72KB

    Download
  • memory/1756-3-0x00000000010D0000-0x00000000010D1000-memory.dmp
    Filesize

    4KB

    Download