General
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Target
236e2cbb0cd80dda7760f6c855424a8adbb5e98a348da259e22f04cd4a1f2271
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Size
428KB
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Sample
240524-yb36ragf5x
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MD5
84b74a14df7bd48f2ee9a1efa80c3f1b
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SHA1
8642b91cc1d11988d999c1aaadf23c215f4ba543
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SHA256
236e2cbb0cd80dda7760f6c855424a8adbb5e98a348da259e22f04cd4a1f2271
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SHA512
7c42368608aca20a0541bf0fb22e13e09dab12d5dc0d3eb7c9b824c75f2afceec3f14db669768aea4019d17ce8f1c1e805c603b7ed456a10877e79324ae174fa
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SSDEEP
3072:nQC+GXgmYA/npAwfkBEcBoUTqp8YVE83jy11BGWjyLmar5FCO3ztKSwni9JCa2i:nQqgmYA/npALBBo4q2YXAyL1L3BYq
Behavioral task
behavioral1
Sample
236e2cbb0cd80dda7760f6c855424a8adbb5e98a348da259e22f04cd4a1f2271.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
236e2cbb0cd80dda7760f6c855424a8adbb5e98a348da259e22f04cd4a1f2271.exe
Resource
win10v2004-20240426-en
Malware Config
Targets
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Target
236e2cbb0cd80dda7760f6c855424a8adbb5e98a348da259e22f04cd4a1f2271
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Size
428KB
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MD5
84b74a14df7bd48f2ee9a1efa80c3f1b
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SHA1
8642b91cc1d11988d999c1aaadf23c215f4ba543
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SHA256
236e2cbb0cd80dda7760f6c855424a8adbb5e98a348da259e22f04cd4a1f2271
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SHA512
7c42368608aca20a0541bf0fb22e13e09dab12d5dc0d3eb7c9b824c75f2afceec3f14db669768aea4019d17ce8f1c1e805c603b7ed456a10877e79324ae174fa
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SSDEEP
3072:nQC+GXgmYA/npAwfkBEcBoUTqp8YVE83jy11BGWjyLmar5FCO3ztKSwni9JCa2i:nQqgmYA/npALBBo4q2YXAyL1L3BYq
Score9/10-
Detects executables containing base64 encoded User Agent
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UPX dump on OEP (original entry point)
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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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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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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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1