Overview

overview

10

Static

static

8

8a4dbc2015...1e.exe

windows7_x64

10

8a4dbc2015...1e.exe

windows10_x64

10

Sharing

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General

  • Target

    8a4dbc201541d2173da41d67fea5fa92e2efbc22e2f41303a4550db13bf66c1e

  • Size

    303KB

  • Sample

    210517-55hvq3lfte

  • MD5

    efe50c9d27ab0e34b6ce2563abb8b33b

  • SHA1

    073c4b1237d24ca46abe3b8a44844ee5f127762b

  • SHA256

    8a4dbc201541d2173da41d67fea5fa92e2efbc22e2f41303a4550db13bf66c1e

  • SHA512

    0571ec6e821923fc4133d5ddf846797e90db0569cef9b6965f7652cb16f9538167ca20ac16acee15c148a89190daa869cf4357cabb3276e636a22ec03f152a9b

Score
10/10
adwarepersistencestealerupx

Malware Config

Targets

    • Target

      8a4dbc201541d2173da41d67fea5fa92e2efbc22e2f41303a4550db13bf66c1e

    • Size

      303KB

    • MD5

      efe50c9d27ab0e34b6ce2563abb8b33b

    • SHA1

      073c4b1237d24ca46abe3b8a44844ee5f127762b

    • SHA256

      8a4dbc201541d2173da41d67fea5fa92e2efbc22e2f41303a4550db13bf66c1e

    • SHA512

      0571ec6e821923fc4133d5ddf846797e90db0569cef9b6965f7652cb16f9538167ca20ac16acee15c148a89190daa869cf4357cabb3276e636a22ec03f152a9b

    Score
    10/10
    adwarepersistencestealerupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies system executable filetype association

      persistence

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Drops file in Drivers directory

    • Sets service image path in registry

      persistence

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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

    • Modifies WinLogon

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

2
T1004

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Privilege Escalation

Defense Evasion

Modify Registry

6
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks