Overview

overview

10

Static

static

3

5a4279f2e9...c8.exe

windows7-x64

10

5a4279f2e9...c8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5a4279f2e9db30729d1b26ca2325ca4e6fcbe2a4c54a1145f463a91a0fcab9c8

  • Size

    210KB

  • Sample

    240920-y1xp9swcmk

  • MD5

    c230453585bac11b9b1236057959a373

  • SHA1

    0fc40bdd398d3595b1bd027c7cffb22d9ab8325a

  • SHA256

    5a4279f2e9db30729d1b26ca2325ca4e6fcbe2a4c54a1145f463a91a0fcab9c8

  • SHA512

    03e8ce44f4194f22f2d0650f721900fc9567e8c32a071fd9c4062bb22559a892ec879aae9b737a5cd10933263f9bb3bd2a36b5c8885750b0c2ebf8d14fa90f08

  • SSDEEP

    3072:6D3ZHz/kMhfXJsezq5hhAQwgmtdxxBG30kYhvvvvvvvjx2DAHD1v8S1QxA:2/ZXNWjm73o30fCOt

Score
10/10
discoveryevasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      5a4279f2e9db30729d1b26ca2325ca4e6fcbe2a4c54a1145f463a91a0fcab9c8

    • Size

      210KB

    • MD5

      c230453585bac11b9b1236057959a373

    • SHA1

      0fc40bdd398d3595b1bd027c7cffb22d9ab8325a

    • SHA256

      5a4279f2e9db30729d1b26ca2325ca4e6fcbe2a4c54a1145f463a91a0fcab9c8

    • SHA512

      03e8ce44f4194f22f2d0650f721900fc9567e8c32a071fd9c4062bb22559a892ec879aae9b737a5cd10933263f9bb3bd2a36b5c8885750b0c2ebf8d14fa90f08

    • SSDEEP

      3072:6D3ZHz/kMhfXJsezq5hhAQwgmtdxxBG30kYhvvvvvvvjx2DAHD1v8S1QxA:2/ZXNWjm73o30fCOt

    Score
    10/10
    discoveryevasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (57) 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 Enterprise v15

Reconnaissance

Resource Development

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

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

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

Command and Control

Exfiltration

Impact

Tasks