Analysis
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max time kernel
105s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
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submitted
22-07-2024 04:21
General
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Target
5c44cec83a227b7ca24ac5debc9f2a70N.exe
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Size
3.0MB
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MD5
5c44cec83a227b7ca24ac5debc9f2a70
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SHA1
e52c496e218aad4016d843b6ad8495ae8565564f
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SHA256
ae4e173fade01d653a50c4a02e879dc665391c5e47927ea97d28c6666037c352
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SHA512
e15bcbab9068fe1331a283a5bde73700edb1a861685da1923a28d3e2e17623e0ac1beb494a5684b8689e718eaae22d3dad03ab7edd90acc02778f315edb7bd18
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SSDEEP
49152:jUQOmmKFrLkTRM+1TUKGHDLxdA7SkQhhSsFPWAYWQ+vKO7fPw19G:jEmmKFrLwRb0HHA7SkQhhSsfvnwO
Malware Config
Extracted
C:\uOiGlD994.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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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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Renames multiple (645) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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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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Themida packer 3 IoCs
Detects Themida, an advanced Windows software protection system.
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Drops desktop.ini file(s) 2 IoCs
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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 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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\5c44cec83a227b7ca24ac5debc9f2a70N.exe"C:\Users\Admin\AppData\Local\Temp\5c44cec83a227b7ca24ac5debc9f2a70N.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- 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
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
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C:\ProgramData\2075.tmp"C:\ProgramData\2075.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- 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\2075.tmp >> NUL3⤵
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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\{BB5BCE6E-399C-462D-8F55-AA280B72F3D1}.xps" 1336609570555900002⤵
- 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
MD52198e99355c9f684d97dccecae4c1822
SHA18490f5b5e663cd7b3ab9fba2dc5ea0bbf98d80b0
SHA256dc17de7e2fedeef20e185bce12d63d26d716a62c31603dcc61c27859cd3f206d
SHA512ab6c56bb1c626466b761f2800b9564759f3984d0e9267c0f69dd637eba0d1c8467c760b2f4247847b78e47eef9342f4f090be87d3f93124d6dcc2dacd8803468
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
3.0MB
MD5803ffbd3f3dfa980db6172cc399f087f
SHA19a75992ebd900823b3ef6e0bc6391a3dcdec2f4e
SHA256e0892e851614c77433cc242bfb8f8a00b15854a18667bb26cc578cdf957750e8
SHA51241e13ddbd86adeaef9a83005e2360eb1b0ff565ec57187035a0fead2d16400ff607e5fd0cea2190138d3f3d29b25071674a09abd8c2acb67e9debc19d4b89e8c
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Filesize
4KB
MD5b882a689e91a1601fb9d27a397db6cb9
SHA18ae0a319f260fe512adbd0661b895c3b57061f75
SHA256efe221e314346b2f21423d11ba6bb8b47577d079753bfa24c96efe54b610bbbc
SHA512361e8aceb99af4031f2314551bd4b2cfe699fc6d39fd6b96b97e4bbd132a36d222190b50c1a683aecfb57d91108db00f9a79fa072c24caeaae1ff93e6207cee4
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Filesize
6KB
MD5dd746ace17e44ace00885b91400f11d5
SHA14a0302d2dca400598f396e4230fdae71779cbeaa
SHA256b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272
SHA5128ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1
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Filesize
129B
MD50f7c3074577dcb36fe875cb3e9867f0c
SHA19ba3e5ab24fe80572df73a86130a70dfc9f12a71
SHA256c433de994cb714a065b2c1411c97f8bddd96fcf83f22b59c9763629635fc84f5
SHA512db2def6956722f61b21c8fd9cd3332cda14d2b28d11ccedaae81ad05931d2cc0ecdd70468437f9273a87046335299d8289f20af1922413a3f055b96db953d9bb
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Filesize
64KB
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Filesize
7.3MB
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Filesize
64KB
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Filesize
7.3MB
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Filesize
64KB
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Filesize
8KB
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Filesize
7.3MB
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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
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Filesize
64KB
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Filesize
64KB