General
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Target
b37617593bb857fb5e2888052a72719e_JaffaCakes118
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Size
2.3MB
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Sample
240616-pfzvfssgqe
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MD5
b37617593bb857fb5e2888052a72719e
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SHA1
312f2e69f19e831431faea64581b46b1197af2be
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SHA256
310bbfe12d78c34becb0a2a5980371ab03c49a71aa4e118a875a53757297f195
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SHA512
3234fab0a55611a2b8b5b5ffd7cfba88a766f8c1b31a24939237069cb3ce95b05c0546513a7fd5b435ff6ff0c21d777b9a561a9a88bd49e7afe26638dc54ad8a
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SSDEEP
49152:BuuE7AkqIxGrGYyZa/tgrYJUGfZC3wA6EylfwEaFW:jE7AfrlyutLxC3sEwwM
Static task
static1
Behavioral task
behavioral1
Sample
b37617593bb857fb5e2888052a72719e_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
b37617593bb857fb5e2888052a72719e_JaffaCakes118.exe
Resource
win10v2004-20240611-en
Malware Config
Targets
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-
Target
b37617593bb857fb5e2888052a72719e_JaffaCakes118
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Size
2.3MB
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MD5
b37617593bb857fb5e2888052a72719e
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SHA1
312f2e69f19e831431faea64581b46b1197af2be
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SHA256
310bbfe12d78c34becb0a2a5980371ab03c49a71aa4e118a875a53757297f195
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SHA512
3234fab0a55611a2b8b5b5ffd7cfba88a766f8c1b31a24939237069cb3ce95b05c0546513a7fd5b435ff6ff0c21d777b9a561a9a88bd49e7afe26638dc54ad8a
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SSDEEP
49152:BuuE7AkqIxGrGYyZa/tgrYJUGfZC3wA6EylfwEaFW:jE7AfrlyutLxC3sEwwM
Score8/10-
Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Registers COM server for autorun
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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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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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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2