Overview

overview

10

Static

static

3

EFS QUOTAT...df.scr

windows7-x64

10

EFS QUOTAT...df.scr

windows10-2004-x64

10

Sharing

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General

  • Target

    77166bec22e2236d6f5b3470fd007a85_JaffaCakes118

  • Size

    753KB

  • Sample

    240526-2zfl5sgb69

  • MD5

    77166bec22e2236d6f5b3470fd007a85

  • SHA1

    a3acf5c1b9fd169525961fcbe1eb8adf626cfbca

  • SHA256

    0fac7b9a59c7c72d5bb3c3230fcf8f46ab65eeb9da43d8ec0438d726b1187739

  • SHA512

    45a5556943547ab21a07e0a254e65e6cff9f82aab61cd804ee64514b031cdb9d044de13d97e9f69b94d926c1bd20041497f49578ec950e169f7452b73f1fded0

  • SSDEEP

    12288:/pefsHYcAdtzYAmxUDGn+q7Uvev8A3u6TNoq4XtToQ9KXEwNyPCJ2yOOrWxMk:/0YfutbyNw2vl3/49oQ9KXE4YUTiN

Score
10/10
massloggercollectionspywarestealer

Malware Config

Targets

    • Target

      EFS QUOTATION LISTS #09172020.pdf.scr

    • Size

      1019KB

    • MD5

      98539cd496816d584ee3b71988fa3df8

    • SHA1

      85b9f77eccb7f413b79216c6d5cd6f0dc2bb878c

    • SHA256

      1dbbc7c4da00acd7ae17d3b37197cd559412d779024efd6fff22e35852a33619

    • SHA512

      d30921f8034e94e43e9a4991353aa2109a0ce73cf22ded41218892c0ec9f42a832a8802339c1bf2a31539dae8cd8ee817695c0cbd7ce6307daa15eb19b140685

    • SSDEEP

      12288:vbLu0mLFPuv2zv1gVzYx8DC3+qZWvQvcA3s6V9oqodtT6QNKXQwhUPe/+ykONWxM:vfup52VnmdYYvF3LoP6QNKXQyC2LS

    Score
    10/10
    massloggercollectionspywarestealer

    • MassLogger

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

      stealerspywaremasslogger

    • MassLogger Main payload

    • Checks computer location settings

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

    • Deletes itself

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks