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Analysis
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max time kernel
94s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240729-en -
resource tags
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submitted
28/07/2024, 11:51
General
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Target
2024-07-28_c679359d67dcf558fec0df115291c3ed_darkside.exe
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Size
150KB
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MD5
c679359d67dcf558fec0df115291c3ed
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SHA1
dde0863b4a4312f7517a686117e4e42451764830
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SHA256
3d4246b48a24056909608ab3731af6058a165b88e8b9fbb0535a07d7c46d0a01
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SHA512
1cdc78563d13e5bec9d005347211c6afb73012b8f906c0ae2f239be55fb12749ef157abde15134ae580538714aa67c9f37771eeb312693cafbd6fa6bfb5fafac
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SSDEEP
3072:6qJogYkcSNm9V7D0SgLiHtub0s0JXtMPUugqT:6q2kc4m9tDO+Fs0JXOUug
Malware Config
Extracted
C:\nJzOeG1yb.README.txt
lockbit
3D48styd7H8qJqfng7aV6QB3GirKF6WHUq
https://twitter.com/hashtag/lockbit?f=live
https://tox.chat/download.html
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
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Renames multiple (627) 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 2 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\2024-07-28_c679359d67dcf558fec0df115291c3ed_darkside.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-28_c679359d67dcf558fec0df115291c3ed_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\C024.tmp"C:\ProgramData\C024.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\C024.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\{0ECE17D6-3F2A-4B57-B16C-42E45CA93B32}.xps" 1336674620705000002⤵
- 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
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Downloads
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Filesize
129B
MD58f93a29dd267132304322300080f0bb7
SHA1b0c9833543ed5780ea1b6f9055e092592480c379
SHA2563678c8552c074bf5750f36b17529de18990e05699ab2faae6bc304d892fd13f2
SHA5122531458e994d599b86879d6b38d9e2687befcd84d2bc45bb2346b13097f9e319c929b12dac904e5e0adc693e8c405d1ae4a4969a68c4e6e72e51957a0b45af9f
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
150KB
MD5e892e7779d9b95a02e392424fa1fc5fb
SHA101cbffaf6fad30e128c3a6bad7eefd1ceca36b7b
SHA256c3bcda07debbcf94f46b4503011af83ed6ae80b7d6d8d1367b9785b138fbbf52
SHA512bd94c9aca259f917b0276f264ea78060a6bdf12618914c0ed969caf79684c3ff9104afe4fa603e127c859b48a1d94b9701c2915a6db1cf49826a4b19fe5f8462
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Filesize
4KB
MD54b516086fe8d21275774d9401e05a41e
SHA1b799d9ea3248451e2f3dec16ef914ce7d4bd0e4d
SHA256a27a2cd94e6bbc558ac37daf3fb5e74943b29ca99ada27e9bde82623bd40ab96
SHA5123e1a3dc1eac0ae6cb348057332ef04402e1e56a1b32fcf88314fe2fe82b98dc5b5ff7d068019751d7ee8ecf28e87a71365837f3fa02076b560e01619edf579dc
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Filesize
3KB
MD596c7695d4a4bb654165fb34322718558
SHA1578a932e033a19fbdbe21d850a3bf68991d37e8e
SHA256d4deb8c2f937b02f3923c68a697b16293c18407d6b47e7eda5156adb2eed3ab7
SHA5120438bec6bbba2cd6df74c5b9b93eb674136d1d9c2a67f3aa96bd04c52921ecadcc92fd33c711769643fc7db141426cf84d5c8cda770365a15de4dcaf3bc22ab7
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Filesize
129B
MD55d9a58d512b15f7d9f55add21446218e
SHA1e95fc5d41730708bd32f3b9b9cba9d6d14fc488f
SHA25613894216affa87de42e9d527dd8244edfd6283a166b2b47bd6686abb58108068
SHA5121d2afc863489e0dceb868edd1dd487436e4edc828573aa635b4abc792c4c29583f2eccf0562802b99009c12b0b145e0080833598acb44c2a9976ac55861629fa
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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
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Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
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Filesize
64KB