Overview

overview

10

Static

static

3

cc3e7552fe...0a.exe

windows7-x64

10

cc3e7552fe...0a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cc3e7552fe0104d06b266560320e4330513aa1930537f402705ae5d3f071ac0a

  • Size

    176KB

  • Sample

    240425-dy27raef7w

  • MD5

    93cc6c631dacf208e486166cedc0b59c

  • SHA1

    c077f3d6897fdcdc508824ded6b49c22d9c4f048

  • SHA256

    cc3e7552fe0104d06b266560320e4330513aa1930537f402705ae5d3f071ac0a

  • SHA512

    88387301d0f2b8df85ba33808748175a6690ebcde7644669f30bd24d86055f75f8c685494305aeec558b2347609e5ef8cd2387527c80038076cd2bd188f928ab

  • SSDEEP

    3072:xOUPQ4hsVvFtp5XNoaFiYEfTgg+WfotNNC74qcvzbRbxlFxJvcNKyh:x44SVvFtp5XmaFFqM+f34dlltUHh

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      cc3e7552fe0104d06b266560320e4330513aa1930537f402705ae5d3f071ac0a

    • Size

      176KB

    • MD5

      93cc6c631dacf208e486166cedc0b59c

    • SHA1

      c077f3d6897fdcdc508824ded6b49c22d9c4f048

    • SHA256

      cc3e7552fe0104d06b266560320e4330513aa1930537f402705ae5d3f071ac0a

    • SHA512

      88387301d0f2b8df85ba33808748175a6690ebcde7644669f30bd24d86055f75f8c685494305aeec558b2347609e5ef8cd2387527c80038076cd2bd188f928ab

    • SSDEEP

      3072:xOUPQ4hsVvFtp5XNoaFiYEfTgg+WfotNNC74qcvzbRbxlFxJvcNKyh:x44SVvFtp5XmaFFqM+f34dlltUHh

    Score
    10/10
    evasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (80) files with added filename extension

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

      ransomware

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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 v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

4
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks