Overview

overview

10

Static

static

c78731db1a...d4.exe

windows7-x64

10

c78731db1a...d4.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c78731db1a6c6c8b22b5364ac91df5994b330308fd45ab48a00e639de4aeacd4

  • Size

    472KB

  • Sample

    221126-c88xlsag9x

  • MD5

    0b372c5f11c926717c614120d560bf80

  • SHA1

    294f0120498fc4cc40a79c4f9197cff87abc83ad

  • SHA256

    c78731db1a6c6c8b22b5364ac91df5994b330308fd45ab48a00e639de4aeacd4

  • SHA512

    29055671dc2c7d5bd00049fac08f25c76280780cc7c19fe671b596119d98659a1187b073ae8a3792a12d4d5d2f14c106751dfd7e719f7f89bb12e0d1e03e3cf0

  • SSDEEP

    6144:gq6WAZ9v2mmKgziU3u8MPE8xv+f6O44L/HMD4CgnJpjPlflE5vTDjFUl:VtAfvBgeU3uFPZxmM4hMvvxUl

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      c78731db1a6c6c8b22b5364ac91df5994b330308fd45ab48a00e639de4aeacd4

    • Size

      472KB

    • MD5

      0b372c5f11c926717c614120d560bf80

    • SHA1

      294f0120498fc4cc40a79c4f9197cff87abc83ad

    • SHA256

      c78731db1a6c6c8b22b5364ac91df5994b330308fd45ab48a00e639de4aeacd4

    • SHA512

      29055671dc2c7d5bd00049fac08f25c76280780cc7c19fe671b596119d98659a1187b073ae8a3792a12d4d5d2f14c106751dfd7e719f7f89bb12e0d1e03e3cf0

    • SSDEEP

      6144:gq6WAZ9v2mmKgziU3u8MPE8xv+f6O44L/HMD4CgnJpjPlflE5vTDjFUl:VtAfvBgeU3uFPZxmM4hMvvxUl

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

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

    • 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 v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

4
T1112

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks