Overview

overview

10

Static

static

5

initialize.exe

windows7-x64

6

initialize.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    initialize.exe

  • Size

    57KB

  • Sample

    250325-22hjhstyby

  • MD5

    f40b4d5dc143233298f0a5e78dd68a0f

  • SHA1

    87d23f60239c692e96ce5375ada123bbc3ebccc0

  • SHA256

    9e13904bbfb3b36110a58fc9f339fc82957e5c938c79bd87d9bcbbf04dcd65f7

  • SHA512

    0b8ab10ea18812a688b940946ddeeb9de83889a53a27efc6906c22735e72bcf98df6350e460f6090f043360b96b8349b9337ab3c9510a6f5b6fae2d0e1726f4b

  • SSDEEP

    1536:6rPJVKjbcknWSOYvTfkWkFM79yQVuuSCRc:6LJMjbcHDdMwQ7

Score
10/10
chaosstormkittycollectioncredential_accessdefense_evasiondiscoveryevasionexecutionimpactpersistenceprivilege_escalationransomwarespywarestealerupx

Malware Config

Targets

    • Target

      initialize.exe

    • Size

      57KB

    • MD5

      f40b4d5dc143233298f0a5e78dd68a0f

    • SHA1

      87d23f60239c692e96ce5375ada123bbc3ebccc0

    • SHA256

      9e13904bbfb3b36110a58fc9f339fc82957e5c938c79bd87d9bcbbf04dcd65f7

    • SHA512

      0b8ab10ea18812a688b940946ddeeb9de83889a53a27efc6906c22735e72bcf98df6350e460f6090f043360b96b8349b9337ab3c9510a6f5b6fae2d0e1726f4b

    • SSDEEP

      1536:6rPJVKjbcknWSOYvTfkWkFM79yQVuuSCRc:6LJMjbcHDdMwQ7

    Score
    10/10
    defense_evasionexecutionupxchaosstormkittycollectioncredential_accessdiscoveryevasionimpactpersistenceprivilege_escalationransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Chaos family

      chaos

    • StormKitty

      StormKitty is an open source info stealer written in C#.

      stealerstormkitty

    • StormKitty payload

    • Stormkitty family

      stormkitty

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Blocklisted process makes network request

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Disables Task Manager via registry modification

      defense_evasion

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

      credential_accessstealer

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Sets desktop wallpaper using registry

      ransomware

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

3
T1059

PowerShell

2
T1059.001

Windows Management Instrumentation

1
T1047

Persistence

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Modify Authentication Process

1
T1556

Privilege Escalation

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Direct Volume Access

1
T1006

Hide Artifacts

1
T1564

Ignore Process Interrupts

1
T1564.011

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Modify Authentication Process

1
T1556

Modify Registry

1
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Modify Authentication Process

1
T1556

Steal Web Session Cookie

1
T1539

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

5
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Wi-Fi Discovery

1
T1016.002

Lateral Movement

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

4
T1490

Tasks