Analysis
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max time kernel
125s -
max time network
127s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
14-09-2024 15:51
Static task
static1
Behavioral task
behavioral1
Sample
BadRabbit.zip
Resource
win11-20240802-en
General
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Target
BadRabbit.zip
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Size
393KB
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MD5
61da9939db42e2c3007ece3f163e2d06
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SHA1
4bd7e9098de61adecc1bdbd1a01490994d1905fb
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SHA256
ea8ccb8b5ec36195af831001b3cc46caedfc61a6194e2568901e7685c57ceefa
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SHA512
14d0bc14a10e5bd8022e7ab4a80f98600f84754c2c80e22a8e3d9f9555dde5bad056d925576b29fc1a37e73c6ebca693687b47317a469a7dfdc4ab0f3d97a63e
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SSDEEP
12288:KPd6ZnyRPZJhKymLkH+yDXZEyfMrvDca6:Koy5ZJ7BeeXmb8a6
Malware Config
Signatures
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BadRabbit
Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.
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Mimikatz
mimikatz is an open source tool to dump credentials on Windows.
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mimikatz is an open source tool to dump credentials on Windows 1 IoCs
resource yara_rule behavioral1/files/0x000100000002ab18-24.dat mimikatz -
Executes dropped EXE 8 IoCs
pid Process 1172 [email protected] 2948 B793.tmp 2036 [email protected] 3896 [email protected] 1348 [email protected] 4588 [email protected] 1524 [email protected] 3308 [email protected] -
Loads dropped DLL 7 IoCs
pid Process 2972 rundll32.exe 4336 rundll32.exe 1368 rundll32.exe 2172 rundll32.exe 1544 rundll32.exe 1064 rundll32.exe 1944 rundll32.exe -
Drops file in Windows directory 17 IoCs
description ioc Process File opened for modification C:\Windows\infpub.dat rundll32.exe File created C:\Windows\infpub.dat [email protected] File opened for modification C:\Windows\infpub.dat rundll32.exe File created C:\Windows\cscc.dat rundll32.exe File opened for modification C:\Windows\infpub.dat rundll32.exe File opened for modification C:\Windows\B793.tmp rundll32.exe File opened for modification C:\Windows\infpub.dat rundll32.exe File created C:\Windows\infpub.dat [email protected] File opened for modification C:\Windows\infpub.dat rundll32.exe File created C:\Windows\dispci.exe rundll32.exe File created C:\Windows\infpub.dat [email protected] File opened for modification C:\Windows\infpub.dat rundll32.exe File created C:\Windows\infpub.dat [email protected] File created C:\Windows\infpub.dat [email protected] File opened for modification C:\Windows\infpub.dat rundll32.exe File created C:\Windows\infpub.dat [email protected] File created C:\Windows\infpub.dat [email protected] -
System Location Discovery: System Language Discovery 1 TTPs 20 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4856 schtasks.exe 4692 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2972 rundll32.exe 2972 rundll32.exe 2972 rundll32.exe 2972 rundll32.exe 2948 B793.tmp 2948 B793.tmp 2948 B793.tmp 2948 B793.tmp 2948 B793.tmp 2948 B793.tmp 4336 rundll32.exe 4336 rundll32.exe 1368 rundll32.exe 1368 rundll32.exe 2172 rundll32.exe 2172 rundll32.exe 1544 rundll32.exe 1544 rundll32.exe 1064 rundll32.exe 1064 rundll32.exe 1944 rundll32.exe 1944 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 26 IoCs
description pid Process Token: SeRestorePrivilege 4216 7zG.exe Token: 35 4216 7zG.exe Token: SeSecurityPrivilege 4216 7zG.exe Token: SeSecurityPrivilege 4216 7zG.exe Token: SeShutdownPrivilege 2972 rundll32.exe Token: SeDebugPrivilege 2972 rundll32.exe Token: SeTcbPrivilege 2972 rundll32.exe Token: SeDebugPrivilege 2948 B793.tmp Token: SeShutdownPrivilege 4336 rundll32.exe Token: SeDebugPrivilege 4336 rundll32.exe Token: SeTcbPrivilege 4336 rundll32.exe Token: SeShutdownPrivilege 1368 rundll32.exe Token: SeDebugPrivilege 1368 rundll32.exe Token: SeTcbPrivilege 1368 rundll32.exe Token: SeShutdownPrivilege 2172 rundll32.exe Token: SeDebugPrivilege 2172 rundll32.exe Token: SeTcbPrivilege 2172 rundll32.exe Token: SeShutdownPrivilege 1544 rundll32.exe Token: SeDebugPrivilege 1544 rundll32.exe Token: SeTcbPrivilege 1544 rundll32.exe Token: SeShutdownPrivilege 1064 rundll32.exe Token: SeDebugPrivilege 1064 rundll32.exe Token: SeTcbPrivilege 1064 rundll32.exe Token: SeShutdownPrivilege 1944 rundll32.exe Token: SeDebugPrivilege 1944 rundll32.exe Token: SeTcbPrivilege 1944 rundll32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4216 7zG.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 1172 wrote to memory of 2972 1172 [email protected] 90 PID 1172 wrote to memory of 2972 1172 [email protected] 90 PID 1172 wrote to memory of 2972 1172 [email protected] 90 PID 2972 wrote to memory of 4676 2972 rundll32.exe 91 PID 2972 wrote to memory of 4676 2972 rundll32.exe 91 PID 2972 wrote to memory of 4676 2972 rundll32.exe 91 PID 4676 wrote to memory of 1660 4676 cmd.exe 93 PID 4676 wrote to memory of 1660 4676 cmd.exe 93 PID 4676 wrote to memory of 1660 4676 cmd.exe 93 PID 2972 wrote to memory of 4120 2972 rundll32.exe 94 PID 2972 wrote to memory of 4120 2972 rundll32.exe 94 PID 2972 wrote to memory of 4120 2972 rundll32.exe 94 PID 2972 wrote to memory of 4204 2972 rundll32.exe 96 PID 2972 wrote to memory of 4204 2972 rundll32.exe 96 PID 2972 wrote to memory of 4204 2972 rundll32.exe 96 PID 2972 wrote to memory of 2948 2972 rundll32.exe 97 PID 2972 wrote to memory of 2948 2972 rundll32.exe 97 PID 4120 wrote to memory of 4856 4120 cmd.exe 100 PID 4120 wrote to memory of 4856 4120 cmd.exe 100 PID 4120 wrote to memory of 4856 4120 cmd.exe 100 PID 4204 wrote to memory of 4692 4204 cmd.exe 101 PID 4204 wrote to memory of 4692 4204 cmd.exe 101 PID 4204 wrote to memory of 4692 4204 cmd.exe 101 PID 2036 wrote to memory of 4336 2036 [email protected] 105 PID 2036 wrote to memory of 4336 2036 [email protected] 105 PID 2036 wrote to memory of 4336 2036 [email protected] 105 PID 3896 wrote to memory of 1368 3896 [email protected] 108 PID 3896 wrote to memory of 1368 3896 [email protected] 108 PID 3896 wrote to memory of 1368 3896 [email protected] 108 PID 1348 wrote to memory of 2172 1348 [email protected] 113 PID 1348 wrote to memory of 2172 1348 [email protected] 113 PID 1348 wrote to memory of 2172 1348 [email protected] 113 PID 4588 wrote to memory of 1544 4588 [email protected] 116 PID 4588 wrote to memory of 1544 4588 [email protected] 116 PID 4588 wrote to memory of 1544 4588 [email protected] 116 PID 1524 wrote to memory of 1064 1524 [email protected] 119 PID 1524 wrote to memory of 1064 1524 [email protected] 119 PID 1524 wrote to memory of 1064 1524 [email protected] 119 PID 3308 wrote to memory of 1944 3308 [email protected] 122 PID 3308 wrote to memory of 1944 3308 [email protected] 122 PID 3308 wrote to memory of 1944 3308 [email protected] 122
Processes
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C:\Windows\Explorer.exeC:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\BadRabbit.zip1⤵PID:4932
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2104
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C:\Program Files\7-Zip\7zG.exe"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\BadRabbit\" -spe -an -ai#7zMap16919:76:7zEvent190461⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4216
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C:\Users\Admin\Desktop\BadRabbit\[email protected]"C:\Users\Admin\Desktop\BadRabbit\[email protected]"1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 152⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\SysWOW64\cmd.exe/c schtasks /Delete /F /TN rhaegal3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Delete /F /TN rhaegal4⤵
- System Location Discovery: System Language Discovery
PID:1660
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C:\Windows\SysWOW64\cmd.exe/c schtasks /Create /RU SYSTEM /SC ONSTART /TN rhaegal /TR "C:\Windows\system32\cmd.exe /C Start \"\" \"C:\Windows\dispci.exe\" -id 3667608710 && exit"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4120 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Create /RU SYSTEM /SC ONSTART /TN rhaegal /TR "C:\Windows\system32\cmd.exe /C Start \"\" \"C:\Windows\dispci.exe\" -id 3667608710 && exit"4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4856
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C:\Windows\SysWOW64\cmd.exe/c schtasks /Create /SC once /TN drogon /RU SYSTEM /TR "C:\Windows\system32\shutdown.exe /r /t 0 /f" /ST 16:10:003⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4204 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Create /SC once /TN drogon /RU SYSTEM /TR "C:\Windows\system32\shutdown.exe /r /t 0 /f" /ST 16:10:004⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4692
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C:\Windows\B793.tmp"C:\Windows\B793.tmp" \\.\pipe\{0FD827DF-81EC-4030-9042-963A55F44137}3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2948
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C:\Users\Admin\Desktop\BadRabbit\[email protected]"C:\Users\Admin\Desktop\BadRabbit\[email protected]"1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 152⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4336
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C:\Users\Admin\Desktop\BadRabbit\[email protected]"C:\Users\Admin\Desktop\BadRabbit\[email protected]"1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3896 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 152⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1368
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C:\Users\Admin\Desktop\BadRabbit\[email protected]"C:\Users\Admin\Desktop\BadRabbit\[email protected]"1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 152⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2172
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C:\Users\Admin\Desktop\BadRabbit\[email protected]"C:\Users\Admin\Desktop\BadRabbit\[email protected]"1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 152⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1544
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C:\Users\Admin\Desktop\BadRabbit\[email protected]"C:\Users\Admin\Desktop\BadRabbit\[email protected]"1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 152⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1064
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C:\Users\Admin\Desktop\BadRabbit\[email protected]"C:\Users\Admin\Desktop\BadRabbit\[email protected]"1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3308 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 152⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1944
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
393KB
MD50858cb180a8c3a7847314ade918e16ec
SHA14063d3fd84ac4eeba0ad650431218545e024ead0
SHA2569121be583920eae46bd283dc3fbc2ca214c95ecf5a002a2526fc9a226505fb8e
SHA512aa6eb27f08803231c2cc32b1964a46d30bd824a3c4e7bc1a8efa26c533bccda66e385117d13bd5229d4877b45cf2d579f2ade166eb7fc72a3adb2ff943f72c04
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C:\Users\Admin\Desktop\BadRabbit\[email protected]
Filesize431KB
MD5fbbdc39af1139aebba4da004475e8839
SHA1de5c8d858e6e41da715dca1c019df0bfb92d32c0
SHA256630325cac09ac3fab908f903e3b00d0dadd5fdaa0875ed8496fcbb97a558d0da
SHA51274eca8c01de215b33d5ceea1fda3f3bef96b513f58a750dba04b0de36f7ef4f7846a6431d52879ca0d8641bfd504d4721a9a96fa2e18c6888fd67fa77686af87
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Filesize
60KB
MD5347ac3b6b791054de3e5720a7144a977
SHA1413eba3973a15c1a6429d9f170f3e8287f98c21c
SHA256301b905eb98d8d6bb559c04bbda26628a942b2c4107c07a02e8f753bdcfe347c
SHA5129a399916bc681964af1e1061bc0a8e2926307642557539ad587ce6f9b5ef93bdf1820fe5d7b5ffe5f0bb38e5b4dc6add213ba04048c0c7c264646375fcd01787
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Filesize
401KB
MD5c29d6253d89ee9c0c872dd377a7a8454
SHA146be3800684f6b208e0a8c7b120ef8614c22c4b0
SHA25603f4198a279ea4c36a62cd271d3b2d796547013548666006fbef45e20bb920cb
SHA51250141de5e0a827688251161353932b677c85e0d6e6831293c9a0044543e541fe8bd4e62fa403abc06df9d220fd843aa58ff9cc37abf46be3e06ae14905c24a5e
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Filesize
401KB
MD5c4f26ed277b51ef45fa180be597d96e8
SHA1e9efc622924fb965d4a14bdb6223834d9a9007e7
SHA25614d82a676b63ab046ae94fa5e41f9f69a65dc7946826cb3d74cea6c030c2f958
SHA512afc2a8466f106e81d423065b07aed2529cbf690ab4c3e019334f1bedfb42dc0e0957be83d860a84b7285bd49285503bfe95a1cf571a678dbc9bdb07789da928e
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Filesize
401KB
MD51d724f95c61f1055f0d02c2154bbccd3
SHA179116fe99f2b421c52ef64097f0f39b815b20907
SHA256579fd8a0385482fb4c789561a30b09f25671e86422f40ef5cca2036b28f99648
SHA512f2d7b018d1516df1c97cfff5507957c75c6d9bf8e2ce52ae0052706f4ec62f13eba6d7be17e6ad2b693fdd58e1fd091c37f17bd2b948cdcd9b95b4ad428c0113
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Filesize
401KB
MD52b2479fe80dde99dd497a1ca41d5aa23
SHA119116ce6ff6d859a91d5a9c7828b6b793c431479
SHA256a96e54ac864ab635e4b05b29404555c56ec5bcd50183384de3a724c4c80334dd
SHA512d6ad7e7216073181d36002c704a1ffbe9823ebf8fac85a21f8d98fe21d6d28f0de338fbf7d7e7f857056c04a14729b8406db77a47b3dbd26bc873dd2ff9f4b37
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Filesize
401KB
MD57f13c57aed1c74fb2273d3e30ecdb5ef
SHA1b2a3054cdd6f5636e9d6386d3abdf9f6fbeb8333
SHA2560812d9df3caf0071c8753c3d4abcb7b5650b21d4de23ad77fba406fcceae2348
SHA512a55af49432e2730dbea7d54f6fe12993de3037a5d6b70c889407df672ed8ddf5d68309d2ad2a2a46fc3f5cf15a7812595aa57b588ec0a96459ec5001b1b9e263