Overview

overview

10

Static

static

KREG New O...n).exe

windows7_x64

10

KREG New O...n).exe

windows10-2004_x64

10

Analysis

  • max time kernel
    91s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 21:05

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General

  • Target

    KREG New Order - AM2 PO 90664 (Panda Construction).exe

  • Size

    728KB

  • MD5

    b10ed3e241e4f0ff758cf395a8204c77

  • SHA1

    2d71d1d5217977794946378bf6c6017b3775fd6a

  • SHA256

    efcb7e7f2d7fc92675b9d189448047612847392bfc10f9324e04a4c6c9c203bd

  • SHA512

    e5cfb2db8d248c48e511eca778574200450a5ca656b453924e69f3a9f21078f6c75c132bbdc43f3709ce563d3a871f43e97bf9e310acb6fe8df826db86add7a4

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\0F48153F20\Log.txt

Family

masslogger

Ransom Note
<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 10 Pro 64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/24/2022 9:06:13 PM MassLogger Started: 5/24/2022 9:06:10 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\KREG New Order - AM2 PO 90664 (Panda Construction).exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| USB Spread ||> Disabled <|| Window Searcher ||> 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 ||> Disabled

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 2 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 42 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: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\KREG New Order - AM2 PO 90664 (Panda Construction).exe
    "C:\Users\Admin\AppData\Local\Temp\KREG New Order - AM2 PO 90664 (Panda Construction).exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PEVZGzYFxxSydf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp49CA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2884
    • C:\Users\Admin\AppData\Local\Temp\KREG New Order - AM2 PO 90664 (Panda Construction).exe
      "{path}"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4056

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\KREG New Order - AM2 PO 90664 (Panda Construction).exe.log
    Filesize

    507B

    MD5

    76ffb2f33cb32ade8fc862a67599e9d8

    SHA1

    920cc4ab75b36d2f9f6e979b74db568973c49130

    SHA256

    f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310

    SHA512

    f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\tmp49CA.tmp
    Filesize

    1KB

    MD5

    21507fb04ce9bbbce2eea502f2e38006

    SHA1

    c747b08d651a8d9852f0057e4d61441d527013bc

    SHA256

    381d7b76fb4d45f9cd7f54ffc4bcaf4d9841dc32a96765a5469663b3d4eeab28

    SHA512

    167d75fc44d4b9e23a15db86d044a9578e2353abf7230a82053426500b103cf7d1ea0cb991163f8f5ef1caebff3b307036346d88cd3991b67bed5756d4ffdf5f

    Download Submit

  • memory/1728-130-0x0000000000DD0000-0x0000000000E8C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/1728-131-0x0000000005ED0000-0x0000000006474000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/1728-132-0x0000000005920000-0x00000000059B2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/1728-133-0x00000000059C0000-0x0000000005A5C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/4056-137-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

    Download

  • memory/4056-139-0x0000000005570000-0x00000000055D6000-memory.dmp

    Filesize

    408KB

    Download

  • memory/4056-140-0x0000000006E70000-0x0000000006E7A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/4056-141-0x0000000007000000-0x0000000007050000-memory.dmp

    Filesize

    320KB

    Download