Overview

overview

10

Static

static

57fb34c7c1...a4.exe

windows7_x64

10

57fb34c7c1...a4.exe

windows10-2004_x64

10

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General

  • Target

    57fb34c7c1d317c6652c4dd3ca40ccb00aaa9c65896bd5233d3e0db3060e63a4

  • Size

    460KB

  • Sample

    220523-v6dmssccfk

  • MD5

    01df98710946a7e0b872b8cb0a2c9f5b

  • SHA1

    4d7538967b15b1b6b9780781f96d5eb34f85ebae

  • SHA256

    57fb34c7c1d317c6652c4dd3ca40ccb00aaa9c65896bd5233d3e0db3060e63a4

  • SHA512

    89ababacb832056e70d88c755a919ae5d6ef49801a518d3e09a7cb6ef39ee9894c522161a5f3e7fd7d71c074d521760f20b88fafb19972aada98c5753560daeb

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      57fb34c7c1d317c6652c4dd3ca40ccb00aaa9c65896bd5233d3e0db3060e63a4

    • Size

      460KB

    • MD5

      01df98710946a7e0b872b8cb0a2c9f5b

    • SHA1

      4d7538967b15b1b6b9780781f96d5eb34f85ebae

    • SHA256

      57fb34c7c1d317c6652c4dd3ca40ccb00aaa9c65896bd5233d3e0db3060e63a4

    • SHA512

      89ababacb832056e70d88c755a919ae5d6ef49801a518d3e09a7cb6ef39ee9894c522161a5f3e7fd7d71c074d521760f20b88fafb19972aada98c5753560daeb

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

4
T1112

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

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

Exfiltration

Command and Control

Impact

Tasks