Analysis
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max time kernel
133s -
max time network
110s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
20-05-2021 18:37
Static task
static1
Behavioral task
behavioral1
Sample
lchosts.exe
Resource
win7v20210410
General
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Target
lchosts.exe
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Size
6.1MB
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MD5
918353ce3730bc8dcfd94bfade41e6f6
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SHA1
0db0ce7231b515cc856d379b3e32fd39f15d713a
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SHA256
70e97b1be94a6abcdfbd1bec5a5408cb6ed3a544a21ce5a00554779787c22c60
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SHA512
77752bb2c2c83adf0e876c9c1155774f4c0783a5fb94dd05d42af117f1f1fc0341ca2bf0d98c66abf0ef4d3967ac6fe7f84996c59817d94366549c1a48c70dc6
Malware Config
Extracted
danabot
1827
3
184.95.51.183:443
184.95.51.175:443
192.210.198.12:443
184.95.51.180:443
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embedded_hash
AEF96B4D339B580ABB737F203C2D0F52
Signatures
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Blocklisted process makes network request 4 IoCs
Processes:
RUNDLL32.EXEflow pid process 13 3800 RUNDLL32.EXE 17 3800 RUNDLL32.EXE 18 3800 RUNDLL32.EXE 19 3800 RUNDLL32.EXE -
Deletes itself 1 IoCs
Processes:
rundll32.exepid process 192 rundll32.exe -
Loads dropped DLL 4 IoCs
Processes:
rundll32.exeRUNDLL32.EXEpid process 192 rundll32.exe 192 rundll32.exe 3800 RUNDLL32.EXE 3800 RUNDLL32.EXE -
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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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
rundll32.exeRUNDLL32.EXEdescription pid process Token: SeDebugPrivilege 192 rundll32.exe Token: SeDebugPrivilege 3800 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
lchosts.exerundll32.exedescription pid process target process PID 3988 wrote to memory of 192 3988 lchosts.exe rundll32.exe PID 3988 wrote to memory of 192 3988 lchosts.exe rundll32.exe PID 3988 wrote to memory of 192 3988 lchosts.exe rundll32.exe PID 192 wrote to memory of 3800 192 rundll32.exe RUNDLL32.EXE PID 192 wrote to memory of 3800 192 rundll32.exe RUNDLL32.EXE PID 192 wrote to memory of 3800 192 rundll32.exe RUNDLL32.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\lchosts.exe"C:\Users\Admin\AppData\Local\Temp\lchosts.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3988 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\LCHOST~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\lchosts.exe2⤵
- Deletes itself
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:192 -
C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\LCHOST~1.DLL,n05RZI2X3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:3800
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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MD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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MD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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MD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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MD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507