Overview

overview

10

Static

static

DHL ARRIVA...RT.exe

windows7_x64

10

DHL ARRIVA...RT.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    80s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 23:22

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General

  • Target

    DHL ARRIVAL SHIPMENT PRE-ALERT.exe

  • Size

    1.0MB

  • MD5

    d66436765b3cb3dc1a97beab0c6c7ae2

  • SHA1

    bb5f32c172af5efd89c25960bed8edc76467a9b9

  • SHA256

    dc05645067f3f3ccf6a4e647dcf935c928fd981ef904672603a7ab409488166e

  • SHA512

    5591c88812f92ce11bbc87c01dceba3de905c5b7473582f2eb58f91929da4baf1bf44b5beb025d97027b85152969a64ef9c680881e4f30f7ac3a58a4e707e8a3

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\79FE0CC911\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/20/2022 11:25:35 PM MassLogger Started: 5/20/2022 11:25:24 PM Interval: 3 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL SHIPMENT PRE-ALERT.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Window Searcher ||> Disabled <|| Downloader ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> NA

Signatures

  • MassLogger

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

    stealerspywaremasslogger
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • 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.

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
    collection
  • 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
  • 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: 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
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL SHIPMENT PRE-ALERT.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL SHIPMENT PRE-ALERT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:892
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\icBEmexdsavHL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE11C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1296
    • C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL SHIPMENT PRE-ALERT.exe
      "{path}"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1292

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

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE11C.tmp
    Filesize

    1KB

    MD5

    ae8c4d35cfc332031941f7f12cbd473d

    SHA1

    ad9feb7468d715c2f301e40cf56d8375d61b57ac

    SHA256

    ec5b4bb5e51cb2b25c06916b7931407ba3103cefc47cbbf02549f113aa78ea71

    SHA512

    25f16ed5871585c146397bd154fca94aa1e69ff86c895d5d751577a2816a3984e93d934a4d9d9f57973d1be1e8c3a118468dc3f77653504cf41d234fb7793b95

    Download Submit
  • memory/892-55-0x00000000763B1000-0x00000000763B3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/892-56-0x0000000000310000-0x0000000000320000-memory.dmp
    Filesize

    64KB

    Download
  • memory/892-57-0x00000000057D0000-0x0000000005890000-memory.dmp
    Filesize

    768KB

    Download
  • memory/892-58-0x0000000005C90000-0x0000000005D48000-memory.dmp
    Filesize

    736KB

    Download
  • memory/892-54-0x0000000000FA0000-0x00000000010B4000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/1292-62-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/1292-61-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/1292-64-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/1292-65-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/1292-66-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/1292-67-0x00000000004B324E-mapping.dmp
    Download
  • memory/1292-69-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/1292-71-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/1292-72-0x0000000000CD0000-0x0000000000D48000-memory.dmp
    Filesize

    480KB

    Download
  • memory/1292-74-0x0000000004E95000-0x0000000004EA6000-memory.dmp
    Filesize

    68KB

    Download
  • memory/1296-59-0x0000000000000000-mapping.dmp
    Download