Overview

overview

10

Static

static

OUR_NEW_.exe

windows7_x64

10

OUR_NEW_.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    7809213c9557db2f152b7b1a259e8ed352ac27270e623d1c780e3cfd32ac14b0

  • Size

    1.3MB

  • Sample

    220521-pjy3bsafdl

  • MD5

    28ef74e90e584394dfa721b8b3c8dccd

  • SHA1

    c22919c141b088be003cf73ab2ddac830e4a5637

  • SHA256

    7809213c9557db2f152b7b1a259e8ed352ac27270e623d1c780e3cfd32ac14b0

  • SHA512

    679da16449bf9d1b2c650d8707bf963bafdc82543b8527bf45ac9ac4c4185e141b47e10447097bd2b7f71aa03b36eea0927c99bc25ac67a1e1ecc056e8b7ae7b

Score
10/10
massloggerransomwarerezer0spywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\3B8E3C2477\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States OS: Microsoft Windows 7 Ultimate 64bit CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 2:32:58 PM MassLogger Started: 5/21/2022 2:32:43 PM Interval: 96 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\OUR_NEW_.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\8236ADF044\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 2:32:44 PM MassLogger Started: 5/21/2022 2:32:16 PM Interval: 96 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\OUR_NEW_.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

    • Target

      OUR_NEW_.EXE

    • Size

      766KB

    • MD5

      2bd29021de1827a18eb2ba749724809a

    • SHA1

      939c8d922f9fe7f04b1fedeb4032609c83e23fcf

    • SHA256

      110e9666025176f94b715b77f8677d5eb9049c6a79d61716be8e1646b70b36bb

    • SHA512

      0ace069a3bafdfb14a7589c1f50dd0fd43ee05da4e5553d5706eef727d77dfaca5995a532a8752e76e45948f343559cf63ae09aa2f432d6e9ee880fa26252dcf

    Score
    10/10
    massloggerransomwarerezer0spywarestealer

    • MassLogger

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

      stealerspywaremasslogger

    • MassLogger Main Payload

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • Checks computer location settings

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

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks