Analysis
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max time kernel
147s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
18-01-2025 10:03
General
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Target
2025-01-18_798fd8e7a54051164f47f6667706f16f_darkside.exe
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Size
153KB
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MD5
798fd8e7a54051164f47f6667706f16f
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SHA1
ded9b5a611c87f52ebc90f2b31805258eb27318f
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SHA256
4c53a8e41c934a3a9abef822a69a7372884978dfcc296b8ec9eab4d6a0fddbc5
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SHA512
98badd234102c2a81db91540b7b0a97156637a4cc8023260f75f299d3d2716e5d2c498a03c3f9c10ea403314b146396317c1c75b0a5f241d34da61e8acfbee16
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SSDEEP
3072:RqJogYkcSNm9V7DAgmdtEzmc498zPWeH+pfGFmEHmT:Rq2kc4m9tDSiq7YPjHee
Malware Config
Extracted
C:\zznEXQ5xh.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
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Lockbit family
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Renames multiple (621) 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 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 2 IoCs
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Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Drops file in System32 directory 4 IoCs
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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 3 IoCs
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Modifies Control Panel 2 IoCs
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Modifies registry class 5 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 26 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of SetWindowsHookEx 13 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-18_798fd8e7a54051164f47f6667706f16f_darkside.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-18_798fd8e7a54051164f47f6667706f16f_darkside.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
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C:\ProgramData\BBCF.tmp"C:\ProgramData\BBCF.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\BBCF.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{4E995CA4-561C-4DB9-8FFD-F57B2038E6C4}.xps" 1338166819314500002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD5a371eba48ef894b2b49c55b841f40993
SHA1de62caec5311d7ebc77c7838d241cab8b12e5f77
SHA2568d29dd3fed3021ce7448a1e8a38451069b2b9d15caf1f668f331ca16e1dfe26a
SHA5124545d57c272f775c42ff59c013e1134f516de8af1190506802e858b24948eb1fcb408375f7fcbe2991a7ad3024a883b03ce2bab653d994e973e9afbe3a0bcaef
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
153KB
MD5c3c4deb997a1053e3a16142ce66dab5f
SHA14da317f915b0dd11aa3b45fa7f3028b4c0959f05
SHA256a81407a61c9d0225cace2e4d70b9bfb56811096394d566473ae7ab2d32a43055
SHA5128056014de2d73c449da683f61bb674b3f67f150dc14765b019702e2974bb1e173c4c8bdd0eb559b7c416efd4f015d829fccbcaa6dbb89d74a0634b2bb884534e
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Filesize
4KB
MD5aff9e5a0da3132fe97b111e5cb3492e3
SHA13e6bce6bcbee059098e13d64b9c0b08f3d14e0ad
SHA256d864d96efd38b1d058cad2cdf9fa0ce894b92709514a84804f678d04d9001241
SHA51223ab28570e05153ff7568e1a0d3155147fcf3fffb8649f9e773b32faa863e94d801a920ac4819de22036f77f196e8298fcfdb8b901dfea35642944dcc761de81
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Filesize
4KB
MD54b07cd8be4e495f7f12c9df7107eb775
SHA19690e0f9fe94923dd8d028280af580ffc557d194
SHA2568587d2659ca2418d25dea7e0cb311236882827f535ad089d727d96c756b259c5
SHA512d630cd922d0ba4e2dd5f5724985ebcdc7b773925b5cd1eb194f1f6176fab24bfb63763c680b6880e45c48876a3f512d4392e2979e6ca68b2add0982b6187c747
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Filesize
6KB
MD5dd746ace17e44ace00885b91400f11d5
SHA14a0302d2dca400598f396e4230fdae71779cbeaa
SHA256b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272
SHA5128ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1
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Filesize
129B
MD586034186c9a19aeafd103b70cf84fc6f
SHA1e9530cd8bb49472a083e7cbb6f7e6ef4dec7b679
SHA256a255ff0fdf2b57a68ebcec4062cc17f6833b08374ca3a76a929703b4898ce053
SHA51204fdf59f9a0fafe8650881934b71adc52191a0ad5285eeb2bd93c4e8d59f9e5bccbff8d6d2b736837b4c1e7b3be154fcef11cfdd94f50ecc4c822bba1e2ab156
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
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Filesize
64KB