Overview
overview
10Static
static
10Build.bat
windows7-x64
1Build.bat
windows10-2004-x64
1Build/LB3.exe
windows7-x64
10Build/LB3.exe
windows10-2004-x64
10Build/LB3D...or.exe
windows7-x64
5Build/LB3D...or.exe
windows10-2004-x64
5Build/LB3_...in.dll
windows7-x64
10Build/LB3_...in.dll
windows10-2004-x64
7Build/LB3_...32.dll
windows7-x64
1Build/LB3_...32.dll
windows10-2004-x64
1Build/LB3_...ss.dll
windows7-x64
10Build/LB3_...ss.dll
windows10-2004-x64
10Build/LB3_pass.exe
windows7-x64
10Build/LB3_pass.exe
windows10-2004-x64
10builder.exe
windows7-x64
1builder.exe
windows10-2004-x64
1keygen.exe
windows7-x64
1keygen.exe
windows10-2004-x64
1General
-
Target
LockBit3Builder.zip
-
Size
886KB
-
Sample
240315-zq1vlsbc4x
-
MD5
7863e4bbb47ce09dc7fb0616d11abeb6
-
SHA1
f709bf15fc59f01023920356ec2edae2d29b5be1
-
SHA256
b094665ec4cdca6d8e9b9f63d8d71b1b9263eda12f1fdd1d8aa820dbf4c231f6
-
SHA512
222464fbbdbf6e02e7f72b84d305f11041c7513d63e085870bb528a43d6c647546f50bf4cfc3f498c2808910ce9d8bacc89d3a466c3576ee8aebc6aeee13b024
-
SSDEEP
12288:zwIQcvpnYgqqkl+138+2S7caa6Fo9qfkwSqKH0XPkNBIVDhyT40/k+9qkRkmFFbX:xRnUl2LtHFoLc5XPkN+VQQkR9Jb8cA7q
Behavioral task
behavioral1
Sample
Build.bat
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
Build.bat
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Build/LB3.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Build/LB3.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
Build/LB3Decryptor.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Build/LB3Decryptor.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
Build/LB3_ReflectiveDll_DllMain.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
Build/LB3_ReflectiveDll_DllMain.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
Build/LB3_Rundll32.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Build/LB3_Rundll32.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
Build/LB3_Rundll32_pass.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Build/LB3_Rundll32_pass.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
Build/LB3_pass.exe
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
Build/LB3_pass.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
builder.exe
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
builder.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
keygen.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
keygen.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
blackmatter
65.239
Extracted
C:\HHuYRxB06.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
Extracted
C:\HHuYRxB06.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
Extracted
C:\Users\HHuYRxB06.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
-
-
Target
Build.bat
-
Size
733B
-
MD5
1905cc9973206fea5050b737f9303fb4
-
SHA1
497524177d9478a4b5dca3e73cc230be6abf4ce0
-
SHA256
e2f5b93040d57de6251d16256bcd04aa8eb337bde87308e602f01070efd345fb
-
SHA512
95bae9406d01083f6fe6916ecf8e889afe20ff5863070f1787dc7a60d2d1d5af2cf3fd481a3c4fb531f16dd2cb7a685002aaac1dc907cf189c19c60f2816dd76
Score1/10 -
-
-
Target
Build/LB3.exe
-
Size
153KB
-
MD5
a77aa09d078b9380029e6100edbe2c83
-
SHA1
6fbb43a72056d7432434e123e77234cafafdf6ea
-
SHA256
4af96f0de6c0c89158c41974b4323869343e169b1f2a95a7960646d6b0edc3ea
-
SHA512
596c290ac55641df4220e8821bc51cc24f08552cca8e36c37c6ce641e8e3b8e9fa4ff56d0497e64e6bca92ca4bef07fca8ce3442297d2c17b829e7281a239153
-
SSDEEP
3072:96glyuxE4GsUPnliByocWepfd1D5nZ42zYWkD:96gDBGpvEByocWeFzE+rk
Score10/10-
Renames multiple (368) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Deletes itself
-
Executes dropped EXE
-
Loads dropped DLL
-
Drops desktop.ini file(s)
-
Drops file in System32 directory
-
Sets desktop wallpaper using registry
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
-
-
Target
Build/LB3Decryptor.exe
-
Size
54KB
-
MD5
3baba850a83359d0724af622186ff137
-
SHA1
33c0b49ead3b6ce8fceba752cd1a23e867ded322
-
SHA256
011da3309d427a567cfe8644a407033c42570c2756a9ed09409004ff0df01399
-
SHA512
9166c1e8632f67780c4a16ab9741de3be40f57cbe5184ae527ff548a59728eb6fe69f08c5518ba4b66ad1a0925316a1700607cdf9068ffafafc1c1b58bc12f5b
-
SSDEEP
768:FcDWNKqCcjAPj5qBPhvXh2gf0854TC3E9zpKMMYj1MYgFMRx:kgjCcjAPj5yPhvXHF54TLp2Yj1M7MD
Score5/10-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
-
-
Target
Build/LB3_ReflectiveDll_DllMain.dll
-
Size
107KB
-
MD5
660679f8d44100cd240add9862598d66
-
SHA1
afca2fd0af09265e099e8cf5b898ea45f01f288a
-
SHA256
6667b29705a3c882d536589dc9d7193725ecdbc42c8bb0cc60f3c9d6d0240275
-
SHA512
d347ed75a08678af1eb449230f437d6f0fb3da6f98a6f7d36eaf73c7cd1399ec9712b940b370a92fa9b8d6a2ece5c607e86ecbfa12cc6cda3df85d66475091dd
-
SSDEEP
3072:n9bfmBYtGb2kZlBmLmmnFPNeSDkDqS4AJ:n9ptGakZlsLXFISDzAJ
Score10/10-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Deletes itself
-
Executes dropped EXE
-
Loads dropped DLL
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
-
-
Target
Build/LB3_Rundll32.dll
-
Size
152KB
-
MD5
6af251afa3468ac14d63b0ee96acf337
-
SHA1
b9f28640e74b50a487c71b3d866a5a9905e79077
-
SHA256
d146fc2a8a8be652bbaaf711d3f4861de2f859192e8e90a8d03b6ffd4bcece46
-
SHA512
84a5958c0d46b464f1b5e6d3164b69533ca2950aa35df4fd36bbfbf479ef780fc619904a08d2bf65835a09552f0663c8847471b565859d84b684247a4eb3fe6b
-
SSDEEP
3072:1T0IRcT5h98vy7aF5y9vYNahEvM1kiXo7CAyXwptXpEKAoiO3pwBmrkllnYgrwoW:1T5CTL98vy7anEvY8hEvM1kiXolyXwpp
Score1/10 -
-
-
Target
Build/LB3_Rundll32_pass.dll
-
Size
148KB
-
MD5
93046eb83f029ea9dc24522e88cfe75e
-
SHA1
fe73ccfbb8c3a124a884f19b5149224265ca59e9
-
SHA256
b530be92d5785dbf1446d898c04702b33c58b985a2a29f6131688badf6b6ee56
-
SHA512
666be29c79db61eaf6d291de9e3cf6a47438d961ede6b56edc6ff98ca6256341e39a9ca9f177244dc4e83e6c43599b0395c81647ce60c874d1b057994cef41f8
-
SSDEEP
3072:+R/3wDb7wo0h86nHjVzmGzzAAIGMaoz8o077WLm+BzuSeqIHGJLO:y3cwXhBDVzmYMAIdP0/kbzu9qImJy
Score10/10-
Rule to detect Lockbit 3.0 ransomware Windows payload
-
-
-
Target
Build/LB3_pass.exe
-
Size
149KB
-
MD5
7a9c8d168cbd79477a23f995fcef37b7
-
SHA1
bda1ac31cc3b9087e6ab2696f3e956c034f481dc
-
SHA256
9cadbedcd88c2005cbaddb3c9a3dc7baae32ee50d1893a7cefd12261dbf69c62
-
SHA512
222c5c1e8054c00b0d5d5a5c4f12c06ce3b792c230d2c5293752dcca247c73b336da8756f6762fc3fc8bb85aa9d08f9a4c793b8843b578ac1fb37925821c4ef7
-
SSDEEP
3072:5MKDtv/cqFbkyAD8UvR3rO4H9TKvfpN7pLXyKuwYXAlboLU/ux0feApQ:mKDhzFlADRvRi7fp55l8AFoLU/KZA6
Score10/10-
Rule to detect Lockbit 3.0 ransomware Windows payload
-
-
-
Target
builder.exe
-
Size
470KB
-
MD5
8c689dc9e82c9356b990d2b67b4943e1
-
SHA1
6bdc415b9c356bbeaea75c7336cd72910b95a644
-
SHA256
e8e2deb0a83aebb1e2cc14846bc71715343372103f279d2d1622e383fb26d6ef
-
SHA512
fb38a79dbcebde149736d5e1ca37dc15d274838be304d3f86e992d610b50c31d7fe4c30f6697c890f3753443af16eab712aef3f8da88d76ed00790083deb51e4
-
SSDEEP
12288:7tDkI5O/1MHOvEIfRfaXNCTL98vy7anEvY86vM1kiY4XotXpEKAoiO5wBmrkAUfM:7tQcOdu4BcCTL98vy7anEvY86vM1kiYt
Score1/10 -
-
-
Target
keygen.exe
-
Size
31KB
-
MD5
5e28c7c900e4dce08366051c22f07f84
-
SHA1
ec03fd1551d31486e2f925d9c2db3b87ffcd7018
-
SHA256
bb76f4d10ec2c1d24be904d2ee078f34a6b5bd11f3b40f295e116fea44824b89
-
SHA512
fb45d7466d8a979ca78202be20175585e8d560a4cfcc81d3ef15edeb2d292cb5a05cdb93718cef685f1c8ee94cabf6c35ff010785d774057d045ba7b8a478a1e
-
SSDEEP
768:F6+T41GjHbdWCWDwDD01riWpJxKpAQJs/3JGIDLQH:E+U+hHIBpJxixgQ
Score1/10 -