Overview

overview

10

Static

static

10

VirusShare...d0.exe

windows7-x64

9

VirusShare...d0.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    VirusShare_45f9c9052ac71cc829ab548215e9bad0

  • Size

    23KB

  • Sample

    240207-gnaljaehbl

  • MD5

    45f9c9052ac71cc829ab548215e9bad0

  • SHA1

    9297c7c81fa4ba1797897156afff1e1e9bd3064c

  • SHA256

    b3de64e53dd3864d6499a60867e036424f9f93e9837edaae22e0505b765536a1

  • SHA512

    0f1548a9e26ccbab7c5c40ae8da456538d4b6b730b26fc0d5b5081afe17a752901a2f43921067bd0e771f8f86e89ea9644b3e46317935cbb7238227784f32510

  • SSDEEP

    384:SebFNw4Pk1itKkpAjjI2Ypdm9LGSFQAKDNlzi8TFtp5Rlsd9xG67mM:S0FmBkpKjPYpWD58vn2H

Score
10/10
xoristpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      VirusShare_45f9c9052ac71cc829ab548215e9bad0

    • Size

      23KB

    • MD5

      45f9c9052ac71cc829ab548215e9bad0

    • SHA1

      9297c7c81fa4ba1797897156afff1e1e9bd3064c

    • SHA256

      b3de64e53dd3864d6499a60867e036424f9f93e9837edaae22e0505b765536a1

    • SHA512

      0f1548a9e26ccbab7c5c40ae8da456538d4b6b730b26fc0d5b5081afe17a752901a2f43921067bd0e771f8f86e89ea9644b3e46317935cbb7238227784f32510

    • SSDEEP

      384:SebFNw4Pk1itKkpAjjI2Ypdm9LGSFQAKDNlzi8TFtp5Rlsd9xG67mM:S0FmBkpKjPYpWD58vn2H

    Score
    9/10
    persistenceransomwarespywarestealer

    • Renames multiple (2182) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Drops file in Drivers directory

    • Drops startup file

    • 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

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Defacement

1
T1491

Resource Development

Reconnaissance

Tasks