Analysis
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max time kernel
136s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
30-05-2021 10:51
Static task
static1
Behavioral task
behavioral1
Sample
41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exe
Resource
win7v20210410
General
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Target
41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exe
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Size
6.1MB
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MD5
6e0d8f278c5ab29c4b8ac4a1d27d8fc3
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SHA1
03d1b12248b29688ccf13333f5e6e862a24856d8
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SHA256
41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755
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SHA512
b9bd91cf0e67acdf6845420f2c4da6d0ab4f524406c1286fdaea5c6b47128eb25db04e705b18aef52a615277b99ef20b1fe2881fec06e67c222b68c62c4523c3
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 9 3796 RUNDLL32.EXE 11 3796 RUNDLL32.EXE 12 3796 RUNDLL32.EXE 13 3796 RUNDLL32.EXE -
Deletes itself 1 IoCs
Processes:
rundll32.exepid process 4036 rundll32.exe -
Loads dropped DLL 4 IoCs
Processes:
rundll32.exeRUNDLL32.EXEpid process 4036 rundll32.exe 4036 rundll32.exe 3796 RUNDLL32.EXE 3796 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 4036 rundll32.exe Token: SeDebugPrivilege 3796 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exerundll32.exedescription pid process target process PID 644 wrote to memory of 4036 644 41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exe rundll32.exe PID 644 wrote to memory of 4036 644 41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exe rundll32.exe PID 644 wrote to memory of 4036 644 41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exe rundll32.exe PID 4036 wrote to memory of 3796 4036 rundll32.exe RUNDLL32.EXE PID 4036 wrote to memory of 3796 4036 rundll32.exe RUNDLL32.EXE PID 4036 wrote to memory of 3796 4036 rundll32.exe RUNDLL32.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exe"C:\Users\Admin\AppData\Local\Temp\41bbf76b420c467a35a7a8c7a92eca26881d71f52613cc967a9325202c6a0755.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\41BBF7~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\41BBF7~1.EXE2⤵
- Deletes itself
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4036 -
C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\41BBF7~1.DLL,dR5XZA==3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:3796
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\41BBF7~1.DLLMD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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\Users\Admin\AppData\Local\Temp\41BBF7~1.DLLMD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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\Users\Admin\AppData\Local\Temp\41BBF7~1.DLLMD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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\Users\Admin\AppData\Local\Temp\41BBF7~1.DLLMD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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\Users\Admin\AppData\Local\Temp\41BBF7~1.DLLMD5
7ac078a4c0a0c82464f31418b512cad7
SHA1edafdb4391106484521c3a76890690ee525a9d68
SHA2568c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418
SHA512e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507
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memory/644-115-0x0000000000400000-0x0000000000B14000-memory.dmpFilesize
7.1MB
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memory/644-116-0x0000000000CA0000-0x0000000000CA1000-memory.dmpFilesize
4KB
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memory/644-114-0x0000000003130000-0x0000000003837000-memory.dmpFilesize
7.0MB
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memory/3796-130-0x0000000004760000-0x0000000004D25000-memory.dmpFilesize
5.8MB
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memory/3796-127-0x0000000000000000-mapping.dmp
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memory/3796-133-0x0000000004EE0000-0x0000000004EE1000-memory.dmpFilesize
4KB
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memory/3796-138-0x00000000052C1000-0x0000000005920000-memory.dmpFilesize
6.4MB
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memory/4036-122-0x0000000004D00000-0x0000000004D01000-memory.dmpFilesize
4KB
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memory/4036-121-0x0000000004440000-0x0000000004A05000-memory.dmpFilesize
5.8MB
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memory/4036-117-0x0000000000000000-mapping.dmp
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memory/4036-132-0x0000000002A70000-0x0000000002A71000-memory.dmpFilesize
4KB
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memory/4036-131-0x0000000005101000-0x0000000005760000-memory.dmpFilesize
6.4MB