General
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Target
mxbikes.exe
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Size
3.6MB
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Sample
241107-wb98ysyrbr
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MD5
49ffb1b624e1746698c05aa962353768
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SHA1
94f4083ddbfa537e08aa1f0de55a56146a8c6351
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SHA256
598959308399a249c33e9249cd7511fa9c0c23df00b56ac1d71a7b9743bab1af
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SHA512
8dab9e208003d37993b978a9e2e6cf1c5354c4e3300db97a4d1850227a438af28796b7f902f7c05b9251ea604fbb1557f6bdbb25c4bb4ba43f3dc009e5842862
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SSDEEP
49152:eJRTFGeek0zge76irmN0v4Ck1HpDDCwo40mjwrvX6OpePuboh0DW6NnCn0hFToSJ:duupCHlmoSDW6NnC0h68b
Static task
static1
Behavioral task
behavioral1
Sample
mxbikes.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral2
Sample
mxbikes.exe
Resource
win11-20241007-en
Malware Config
Extracted
C:\Users\Admin\Downloads\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Targets
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Target
mxbikes.exe
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Size
3.6MB
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MD5
49ffb1b624e1746698c05aa962353768
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SHA1
94f4083ddbfa537e08aa1f0de55a56146a8c6351
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SHA256
598959308399a249c33e9249cd7511fa9c0c23df00b56ac1d71a7b9743bab1af
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SHA512
8dab9e208003d37993b978a9e2e6cf1c5354c4e3300db97a4d1850227a438af28796b7f902f7c05b9251ea604fbb1557f6bdbb25c4bb4ba43f3dc009e5842862
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SSDEEP
49152:eJRTFGeek0zge76irmN0v4Ck1HpDDCwo40mjwrvX6OpePuboh0DW6NnCn0hFToSJ:duupCHlmoSDW6NnC0h68b
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Wannacry family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Downloads MZ/PE file
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
2Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1