Overview

overview

10

Static

static

8

5ccdbaba0b...38.exe

windows7_x64

10

5ccdbaba0b...38.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    5ccdbaba0b4e818fd6a30898ec037389a6d1249cc5a642b9f9760c55c7104138

  • Size

    196KB

  • Sample

    220707-ehm9bsehe2

  • MD5

    76a87f38773537055dc197c98182f4aa

  • SHA1

    c43348da0830418f4faba651caf147c830da0f06

  • SHA256

    5ccdbaba0b4e818fd6a30898ec037389a6d1249cc5a642b9f9760c55c7104138

  • SHA512

    d387ca6d152e5a8267af15dcd60ff42976320b86f0617f91db81804b80b37bda8c5be19445320cdc3bc62417637e96687fa96adfb854106bb2c08633ed3c0f7b

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      5ccdbaba0b4e818fd6a30898ec037389a6d1249cc5a642b9f9760c55c7104138

    • Size

      196KB

    • MD5

      76a87f38773537055dc197c98182f4aa

    • SHA1

      c43348da0830418f4faba651caf147c830da0f06

    • SHA256

      5ccdbaba0b4e818fd6a30898ec037389a6d1249cc5a642b9f9760c55c7104138

    • SHA512

      d387ca6d152e5a8267af15dcd60ff42976320b86f0617f91db81804b80b37bda8c5be19445320cdc3bc62417637e96687fa96adfb854106bb2c08633ed3c0f7b

    Score
    10/10
    evasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies system executable filetype association

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Change Default File Association

1
T1042

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

6
T1112

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Tasks