Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
14/07/2024, 19:55
Behavioral task
behavioral1
Sample
LBB.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
LBB.exe
Resource
win10v2004-20240709-en
General
- Target LBB.exe
- Size 156KB
- Sample240714-ym4awsvhpg
- SHA256 7de7ce42cde20847749fa5bc4048cf5cacec8c2bf49169d7d262ea38630640ea
- MD5 827fd84e6c235dbb400442390a538441
- SHA1 f88eafeeb71837534f32d7de483497d8d74fb279
- SHA512 4e6df341e606cdc5ecafd02b7e9ba979502301e5e89aaecf604018d014019ffd6bd26b1380cb316ec1beb8f533df5125e75ec67d8760f7bcd90f883b72199f6b
- SSDEEP 3072:1DDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368yUTtc76PJCW:n5d/zugZqll3OUCuPJ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
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C:\Users\bMHeBJMks.README.txt
- ~~ LockBit 3.0 the world's fastest and most stable ransomware from 2019~~~ >>>>> Your data is stolen and encrypted. BLOG Tor Browser Links: http://lockbit3753ekiocyo5epmpy6klmejchjtzddoekjlnt6mu3qh4de2id.onion/ http://lockbit3g3ohd3katajf6zaehxz4h4cnhmz5t735zpltywhwpc6oy3id.onion/ http://lockbit3olp7oetlc4tl5zydnoluphh7fvdt5oa6arcp2757r7xkutid.onion/ http://lockbit435xk3ki62yun7z5nhwz6jyjdp2c64j5vge536if2eny3gtid.onion/ http://lockbit4lahhluquhoka3t4spqym2m3dhe66d6lr337glmnlgg2nndad.onion/ http://lockbit6knrauo3qafoksvl742vieqbujxw7rd6ofzdtapjb4rrawqad.onion/ http://lockbit7ouvrsdgtojeoj5hvu6bljqtghitekwpdy3b6y62ixtsu5jqd.onion/ >>>>> What guarantee is there that we won't cheat you? We are the oldest ransomware affiliate program on the planet, nothing is more important than our reputation. We are not a politically motivated group and we want nothing more than money. If you pay, we will fulfill all the terms we agree on during the negotiation process. Treat this situation simply as a paid training session for your system administrators, because it was the misconfiguration of your corporate network that allowed us to attack you. Our pentesting services should be paid for the same way you pay your system administrators salaries. You can get more information about us on Ilon Musk's Twitter https://twitter.com/hashtag/lockbit?f=live >>>>> You need to contact us on TOR darknet sites with your personal ID Download and install Tor Browser https://www.torproject.org/ Write to the chat room and wait for an answer, we'll guarantee a response from us. If you need a unique ID for correspondence with us that no one will know about, ask it in the chat, we will generate a secret chat for you and give you his ID via private one-time memos service, no one can find out this ID but you. Sometimes you will have to wait some time for our reply, this is because we have a lot of work and we attack hundreds of companies around the world. Tor Browser personal link for CHAT available only to you (available during a ddos attack): Tor Browser Links for CHAT (sometimes unavailable due to ddos attacks): http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion http://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >> Your personal Black ID: 0B4A03D462BADECE09D3F35659B9B1FF << >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>> Warning! Do not delete or modify encrypted files, it will lead to problems with decryption of files! >>>>> Don't go to the police or the FBI for help and don't tell anyone that we attacked you.
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http://lockbit3753ekiocyo5epmpy6klmejchjtzddoekjlnt6mu3qh4de2id.onion/
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http://lockbit3g3ohd3katajf6zaehxz4h4cnhmz5t735zpltywhwpc6oy3id.onion/
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http://lockbit3olp7oetlc4tl5zydnoluphh7fvdt5oa6arcp2757r7xkutid.onion/
-
http://lockbit435xk3ki62yun7z5nhwz6jyjdp2c64j5vge536if2eny3gtid.onion/
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http://lockbit4lahhluquhoka3t4spqym2m3dhe66d6lr337glmnlgg2nndad.onion/
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http://lockbit6knrauo3qafoksvl742vieqbujxw7rd6ofzdtapjb4rrawqad.onion/
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http://lockbit7ouvrsdgtojeoj5hvu6bljqtghitekwpdy3b6y62ixtsu5jqd.onion/
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https://twitter.com/hashtag/lockbit?f=live
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http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion
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http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion
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http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion
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http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion
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http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion
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http://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion
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http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion
Signatures
- Renames multiple (179) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\International\Geo\Nation D06F.tmp - Deletes itself 1 IoCs
pid Process 4924 D06F.tmp - Executes dropped EXE 1 IoCs
pid Process 4924 D06F.tmp - Drops desktop.ini file(s) 2 IoCs
description ioc Process File opened for modification C:\$Recycle.Bin\S-1-5-21-464762018-485119342-1613148473-1000\desktop.ini LBB.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-464762018-485119342-1613148473-1000\desktop.ini LBB.exe - Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\bMHeBJMks.bmp" LBB.exe Set value (str) \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\bMHeBJMks.bmp" LBB.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
pid Process 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\Desktop LBB.exe Set value (str) \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\Desktop\WallpaperStyle = "10" LBB.exe - Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bMHeBJMks LBB.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bMHeBJMks\ = "bMHeBJMks" LBB.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\bMHeBJMks\DefaultIcon LBB.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\bMHeBJMks LBB.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\bMHeBJMks\DefaultIcon\ = "C:\\ProgramData\\bMHeBJMks.ico" LBB.exe - Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe 3200 LBB.exe - Suspicious behavior: RenamesItself 26 IoCs
pid Process 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp 4924 D06F.tmp - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeDebugPrivilege 3200 LBB.exe Token: 36 3200 LBB.exe Token: SeImpersonatePrivilege 3200 LBB.exe Token: SeIncBasePriorityPrivilege 3200 LBB.exe Token: SeIncreaseQuotaPrivilege 3200 LBB.exe Token: 33 3200 LBB.exe Token: SeManageVolumePrivilege 3200 LBB.exe Token: SeProfSingleProcessPrivilege 3200 LBB.exe Token: SeRestorePrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSystemProfilePrivilege 3200 LBB.exe Token: SeTakeOwnershipPrivilege 3200 LBB.exe Token: SeShutdownPrivilege 3200 LBB.exe Token: SeDebugPrivilege 3200 LBB.exe Token: SeBackupPrivilege 4676 vssvc.exe Token: SeRestorePrivilege 4676 vssvc.exe Token: SeAuditPrivilege 4676 vssvc.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeSecurityPrivilege 3200 LBB.exe Token: SeBackupPrivilege 3200 LBB.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3200 wrote to memory of 4924 3200 LBB.exe 90 PID 3200 wrote to memory of 4924 3200 LBB.exe 90 PID 3200 wrote to memory of 4924 3200 LBB.exe 90 PID 3200 wrote to memory of 4924 3200 LBB.exe 90 PID 4924 wrote to memory of 3476 4924 D06F.tmp 94 PID 4924 wrote to memory of 3476 4924 D06F.tmp 94 PID 4924 wrote to memory of 3476 4924 D06F.tmp 94 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\LBB.exe"C:\Users\Admin\AppData\Local\Temp\LBB.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3200 -
C:\ProgramData\D06F.tmp"C:\ProgramData\D06F.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\D06F.tmp >> NUL3⤵PID:3476
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4676
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\$Recycle.Bin\S-1-5-21-464762018-485119342-1613148473-1000\BBBBBBBBBBB
- Size 129B
- SHA256 21be614817b06bc24dc3b577532d1da0e330a222223a029f0c114c0fe2264c9a
- MD5 34e73f80b17729e506a12025d436050a
- SHA1 1a87e40b60442d1e5fd073fc40e6910e3d884a4a
- SHA512 698ec531bacee0cd405fcb1483b12b1e3ced099b2fe52c322c62428bf1aab0beed866227babe9cd1628a24cc51637a7d58bf0cad355079a7aee9e892e14857e2
- MD5 SHA1 SHA512
- Path C:\ProgramData\D06F.tmp
- Size 14KB
- SHA256 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
- MD5 294e9f64cb1642dd89229fff0592856b
- SHA1 97b148c27f3da29ba7b18d6aee8a0db9102f47c9
- SHA512 b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
- SSDEEP 384:5cFP7VtpK4p+31Mzh79W5vM+ZyUgGq4BtMvAxXCRsi:A7Vf9p+qQ02y5HW6kX
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\DDDDDDD
- Size 156KB
- SHA256 359c59886efaf2d5f4270d175b74bac77215dc701e76919cb93f9b4470526999
- MD5 70aaedc0851ffb96cc12470a72edbbc5
- SHA1 f1334d1362dc95455fe600c3ea69f47d35126682
- SHA512 aa09a3dbf00543f6d13c279ea17660c3cac162e1c3c3dbab35e8953c50334a963421d4b7715b4ed050cbb8dab8482d846411596ee5a11188c42559755edc246b
- SSDEEP 3072:zdjkzC6hhKEBULb2C+ydjkzC6hhKEBULb2C+ydjkzC6hhKER:zV4CgLOP0yV4CgLOP0yV4CgLR
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\bMHeBJMks.README.txt
- Size 2KB
- SHA256 5d29a4c01693c5469d0d52fa099b7b604f661ebec36d73b64c755df1c5a30838
- MD5 550525da9e8eeb478fb20b0ebfe27c62
- SHA1 56da5afcc34e689acb1eb0d5a4141f5d29a9f0c2
- SHA512 32bde04fa6b433882f308fb7b5d1670a293d0760644577b7148bb280abee2807ae7ddee970bb4d7936364f103f246f01f94e6ac07d70761889c5e4c8b266a046
- MD5 SHA1 SHA512
- Path F:\$RECYCLE.BIN\S-1-5-21-464762018-485119342-1613148473-1000\DDDDDDDDDDD
- Size 129B
- SHA256 48da311ebc35908d9f1e5c66b5fbfed16270a8f27fef9edba5d9181e9003b7d4
- MD5 f3dc545f7a8ad4f7aa360d5f2e845073
- SHA1 e025ed821c6a8816e2b4a7c6c0e00b18b4942f13
- SHA512 0c2a6fc42e78561a53592ff5762f84de36e0ba4e4e7dc550f1357a263b6d256518ef9f19ea6822160b1895c6d3a15812510b6e0c876e49bef05ad3b178aa4a01
- MD5 SHA1 SHA512