Overview

overview

10

Static

static

9b11688fa5...db.exe

windows7_x64

10

9b11688fa5...db.exe

windows10_x64

10

Sharing

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General

  • Target

    9b11688fa5a3a39289a2449e267e5b1081b1bb7d26d00c2eade7017a37553adb

  • Size

    660KB

  • Sample

    210511-6bwwn8rjc2

  • MD5

    21fd8efc1834115878181592d2084ae7

  • SHA1

    b5eb03db12f27eac0113309bcb54d6d7854f46bc

  • SHA256

    9b11688fa5a3a39289a2449e267e5b1081b1bb7d26d00c2eade7017a37553adb

  • SHA512

    36fbaed61a210419fb40985762739a9c4d13e11c9fba1e35725f038014ff497977b9685391007bbb18aca478b27e58877fa700752e98ba223071bac0be438628

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      9b11688fa5a3a39289a2449e267e5b1081b1bb7d26d00c2eade7017a37553adb

    • Size

      660KB

    • MD5

      21fd8efc1834115878181592d2084ae7

    • SHA1

      b5eb03db12f27eac0113309bcb54d6d7854f46bc

    • SHA256

      9b11688fa5a3a39289a2449e267e5b1081b1bb7d26d00c2eade7017a37553adb

    • SHA512

      36fbaed61a210419fb40985762739a9c4d13e11c9fba1e35725f038014ff497977b9685391007bbb18aca478b27e58877fa700752e98ba223071bac0be438628

    Score
    10/10
    evasionpersistencespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • 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

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

6
T1112

Hidden Files and Directories

1
T1158

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

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks