862dfab82b9468b58c841bcc780c42835fb061d983298eac8f16b973137bdc31 | Triage

Sharing

General

Target

862dfab82b9468b58c841bcc780c42835fb061d983298eac8f16b973137bdc31
Size

493KB
Sample

221030-2ctkgseaem
MD5

91bd1e636e9b22b27ee5ff26c0013b90
SHA1

780e4aaf6645b9acb08db9a31297531e27166941
SHA256

862dfab82b9468b58c841bcc780c42835fb061d983298eac8f16b973137bdc31
SHA512

3a2fbcefe28e103141f1bda319d9ffc9d44d249b0a5755c292e282f8047fff8678964d291733eaeab630fab30e0daa54ebcc3bf7b63b17434a5d93db53032feb
SSDEEP

12288:Ij/tO6OU85qlIFAktw4Pi0YYIJgXa6ESJy8AR5SJ:qHOJqWmkpPi0YYIJiPN6A

Score

10^/10

evasion persistence ransomware spyware stealer trojan

Malware Config

Targets

- Target
  
  862dfab82b9468b58c841bcc780c42835fb061d983298eac8f16b973137bdc31
- Size
  
  493KB
- MD5
  
  91bd1e636e9b22b27ee5ff26c0013b90
- SHA1
  
  780e4aaf6645b9acb08db9a31297531e27166941
- SHA256
  
  862dfab82b9468b58c841bcc780c42835fb061d983298eac8f16b973137bdc31
- SHA512
  
  3a2fbcefe28e103141f1bda319d9ffc9d44d249b0a5755c292e282f8047fff8678964d291733eaeab630fab30e0daa54ebcc3bf7b63b17434a5d93db53032feb
- SSDEEP
  
  12288:Ij/tO6OU85qlIFAktw4Pi0YYIJgXa6ESJy8AR5SJ:qHOJqWmkpPi0YYIJiPN6A
Score

10^/10

evasion persistence ransomware spyware stealer trojan
- Modifies WinLogon for persistence
  persistence
- Modifies visibility of file extensions in Explorer
  evasion
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- UAC bypass
  evasion trojan
- 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.
- Deletes itself
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Bypass User Account Control

Defense Evasion

Bypass User Account Control

Disabling Security Tools

Hidden Files and Directories

Modify Registry

Credential Access

Credentials in Files

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

evasionpersistenceransomwarespywarestealertrojan

behavioral2

evasionpersistencespywarestealertrojan