Overview

overview

10

Static

static

8

cac8c6cbc5...e5.exe

windows7_x64

10

cac8c6cbc5...e5.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    cac8c6cbc58a95d3e27743932d9c2f736f5c272c0370a7c5f5784aefe557cbe5

  • Size

    768KB

  • Sample

    220427-tyedpaghbl

  • MD5

    b91a0667873d96294f66defbdf11c315

  • SHA1

    cdc042cf69fd0c6999e77a8f6c81c99912a8bcf5

  • SHA256

    cac8c6cbc58a95d3e27743932d9c2f736f5c272c0370a7c5f5784aefe557cbe5

  • SHA512

    ff47c9cece19f728a62bf5a40ed646a3aa8fb33a0015dd0c395b889d20683a6d21ea2dd851c50ccf52e8095425ffdccf26a5aebc76843380cc520757895a7685

Score
10/10
adwarediscoveryevasionpersistencestealerupx

Malware Config

Targets

    • Target

      cac8c6cbc58a95d3e27743932d9c2f736f5c272c0370a7c5f5784aefe557cbe5

    • Size

      768KB

    • MD5

      b91a0667873d96294f66defbdf11c315

    • SHA1

      cdc042cf69fd0c6999e77a8f6c81c99912a8bcf5

    • SHA256

      cac8c6cbc58a95d3e27743932d9c2f736f5c272c0370a7c5f5784aefe557cbe5

    • SHA512

      ff47c9cece19f728a62bf5a40ed646a3aa8fb33a0015dd0c395b889d20683a6d21ea2dd851c50ccf52e8095425ffdccf26a5aebc76843380cc520757895a7685

    Score
    10/10
    adwarediscoveryevasionpersistencestealer

    • Registers COM server for autorun

      persistence

    • Executes dropped EXE

    • Stops running service(s)

      evasion

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

      stealeradware

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Modify Existing Service

1
T1031

Browser Extensions

1
T1176

Privilege Escalation

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Service Stop

1
T1489

Tasks