General
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Target
alterware-launcher.exe
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Size
2.7MB
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Sample
240918-hqlx1sxhjh
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MD5
4af0f95919968b3532fd5109f1e6fee6
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SHA1
bdd35631146d1cc10f43374a14dc3d9c80168d37
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SHA256
743db4f06c2d37ec3a1a5bc9869266638544b9acf24e1403e7776c1dff357284
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SHA512
c3292412774dbb72132803786e7f30b6b87f976660b34fe78aca2222080acdefde9d44484914bdc889a79ef0e22582b6752b1f170b9067926c4b562dee1d763a
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SSDEEP
49152:QTnKYBANPY2maIwCnY73C6YV0EoViMYdxHqPljH2mQtvt1w:Dv9jAtV1
Static task
static1
Behavioral task
behavioral1
Sample
alterware-launcher.exe
Resource
win10-20240404-en
Malware Config
Extracted
crimsonrat
185.136.161.124
Extracted
C:\Users\Admin\AppData\Local\Temp\Temp1_The-MALWARE-Repo-master.zip\The-MALWARE-Repo-master\Ransomware\@[email protected]
wannacry
12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw
Extracted
C:\Users\Admin\AppData\Local\Temp\Temp1_The-MALWARE-Repo-master.zip\The-MALWARE-Repo-master\Ransomware\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Targets
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Target
alterware-launcher.exe
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Size
2.7MB
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MD5
4af0f95919968b3532fd5109f1e6fee6
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SHA1
bdd35631146d1cc10f43374a14dc3d9c80168d37
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SHA256
743db4f06c2d37ec3a1a5bc9869266638544b9acf24e1403e7776c1dff357284
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SHA512
c3292412774dbb72132803786e7f30b6b87f976660b34fe78aca2222080acdefde9d44484914bdc889a79ef0e22582b6752b1f170b9067926c4b562dee1d763a
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SSDEEP
49152:QTnKYBANPY2maIwCnY73C6YV0EoViMYdxHqPljH2mQtvt1w:Dv9jAtV1
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CrimsonRAT main payload
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Downloads MZ/PE file
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Event Triggered Execution: Image File Execution Options Injection
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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Checks for any installed AV software in registry
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Legitimate hosting services abused for malware hosting/C2
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Defense Evasion
Direct Volume Access
1File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Indicator Removal
2File Deletion
2Modify Registry
6Pre-OS Boot
1Bootkit
1Subvert Trust Controls
2Install Root Certificate
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Peripheral Device Discovery
2Query Registry
6Software Discovery
1Security Software Discovery
1System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1