General
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Target
RobloxScreenShot20240212_150244181.png
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Size
192KB
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Sample
240701-e9q5aswgjb
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MD5
3064c2cbca1e6bea94ac1923783f2e14
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SHA1
7a5b15e03a15b9c43b04e5cd9b31432ba57680f4
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SHA256
cdee4ef31a7a0ef1db81e48b0bdd572152a533bbb8ad995ab5b0a7fc3d1c004c
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SHA512
883cc188c17b6d557b926c0f5e3f22346f04a6e44ac2a6b0c0a2131731c8e8756cef8188da7f0c80d33952fcb8595dc1f0a49ba41d7436f8c030fec8915649ab
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SSDEEP
3072:IzMRgSef0N8zW5tO41GlOaWkf91BNtw4/JDYohWicn/eqT4iam5sEt2FkHEAZ:IYySefQ35tzUPBNl/lYUdQ/ram5FE+
Static task
static1
Behavioral task
behavioral1
Sample
RobloxScreenShot20240212_150244181.png
Resource
win10v2004-20240611-en
Malware Config
Targets
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Target
RobloxScreenShot20240212_150244181.png
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Size
192KB
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MD5
3064c2cbca1e6bea94ac1923783f2e14
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SHA1
7a5b15e03a15b9c43b04e5cd9b31432ba57680f4
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SHA256
cdee4ef31a7a0ef1db81e48b0bdd572152a533bbb8ad995ab5b0a7fc3d1c004c
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SHA512
883cc188c17b6d557b926c0f5e3f22346f04a6e44ac2a6b0c0a2131731c8e8756cef8188da7f0c80d33952fcb8595dc1f0a49ba41d7436f8c030fec8915649ab
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SSDEEP
3072:IzMRgSef0N8zW5tO41GlOaWkf91BNtw4/JDYohWicn/eqT4iam5sEt2FkHEAZ:IYySefQ35tzUPBNl/lYUdQ/ram5FE+
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Renames multiple (125) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Event Triggered Execution: Image File Execution Options Injection
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Manipulates Digital Signatures
Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.
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Modifies RDP port number used by Windows
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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 installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops desktop.ini file(s)
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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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Drops file in System32 directory
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Event Triggered Execution
2Image File Execution Options Injection
1Component Object Model Hijacking
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Browser Extensions
1Privilege Escalation
Event Triggered Execution
2Image File Execution Options Injection
1Component Object Model Hijacking
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Subvert Trust Controls
2SIP and Trust Provider Hijacking
1Install Root Certificate
1File and Directory Permissions Modification
1Modify Registry
4