Overview

overview

10

Static

static

3

7d9f40bfb0...0N.exe

windows7-x64

10

7d9f40bfb0...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7d9f40bfb013156c29ebd96a12ad1570N.exe

  • Size

    118KB

  • Sample

    240727-ccvp4ssfjh

  • MD5

    7d9f40bfb013156c29ebd96a12ad1570

  • SHA1

    3f8c6b6d1e4e540e2ee1832862e5fe0651bde4e7

  • SHA256

    e6dc86ddb9a0793150a9ec0e208279a55d493a6a1dd8be5a2119b5a1d2a7a6be

  • SHA512

    b76d087dbc9016de34c48c5b4d284b7dde97c0d7af8e0f90452b70e86917420fe0fd066511be407752786345191e6a856e2c38c8c2d8982be2e2b0564c928d35

  • SSDEEP

    3072:CUmSkMdns9PcuoNXWS9YLpn6bp88XjaiCiWf/AB:BmDMdnslFoNt9YLF6bhzaLiWf/6

Score
10/10
discoveryevasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      7d9f40bfb013156c29ebd96a12ad1570N.exe

    • Size

      118KB

    • MD5

      7d9f40bfb013156c29ebd96a12ad1570

    • SHA1

      3f8c6b6d1e4e540e2ee1832862e5fe0651bde4e7

    • SHA256

      e6dc86ddb9a0793150a9ec0e208279a55d493a6a1dd8be5a2119b5a1d2a7a6be

    • SHA512

      b76d087dbc9016de34c48c5b4d284b7dde97c0d7af8e0f90452b70e86917420fe0fd066511be407752786345191e6a856e2c38c8c2d8982be2e2b0564c928d35

    • SSDEEP

      3072:CUmSkMdns9PcuoNXWS9YLpn6bp88XjaiCiWf/AB:BmDMdnslFoNt9YLF6bhzaLiWf/6

    Score
    10/10
    discoveryevasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (84) 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.

    • Deletes itself

    • 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

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks