General
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Target
LB3.exe
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Size
153KB
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Sample
250416-q7j4ra1zbv
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MD5
a40bbbdc17f188eb906dc09cb0556bc6
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SHA1
1f582c3ba3157202357d11a5a5ede3a383d10d79
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SHA256
251297b055aa4decdab1a1d8e14ea1331bcbe00974515a647f55b0e0c23e29f5
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SHA512
772bd820e4a60413204f659a15ecf8fb2f4665022bba4fe24209923485fc3c54213402b4912b511f12bb2eeaf06577886aa2c7b06d2e8c45b747836f90472ae4
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SSDEEP
3072:UqJogYkcSNm9V7DNMcdmiyZkjIVXlf3T:Uq2kc4m9tDvmiyZkju
Behavioral task
behavioral1
Sample
LB3.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral2
Sample
LB3.exe
Resource
win11-20250410-en
Malware Config
Extracted
C:\ryNlsace9.README.txt
lockbit
http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion
http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion
http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion
http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion
http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion
http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion
http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion
http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion
http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion
http://lockbitapt.uz
http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion.ly
http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion.ly
http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion.ly
http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion.ly
http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion.ly
http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion.ly
http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion.ly
http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion.ly
http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion.ly
https://twitter.com/hashtag/lockbit?f=live
http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion
http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion
http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion
http://lockbitsupp.uz
https://tox.chat/download.html
Targets
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Target
LB3.exe
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Size
153KB
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MD5
a40bbbdc17f188eb906dc09cb0556bc6
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SHA1
1f582c3ba3157202357d11a5a5ede3a383d10d79
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SHA256
251297b055aa4decdab1a1d8e14ea1331bcbe00974515a647f55b0e0c23e29f5
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SHA512
772bd820e4a60413204f659a15ecf8fb2f4665022bba4fe24209923485fc3c54213402b4912b511f12bb2eeaf06577886aa2c7b06d2e8c45b747836f90472ae4
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SSDEEP
3072:UqJogYkcSNm9V7DNMcdmiyZkjIVXlf3T:Uq2kc4m9tDvmiyZkju
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Lockbit family
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Renames multiple (688) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Drops desktop.ini file(s)
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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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