Analysis
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max time kernel
136s -
max time network
144s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
17-11-2020 11:11
Static task
static1
Behavioral task
behavioral1
Sample
siri_not_active.exe
Resource
win7v20201028
General
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Target
siri_not_active.exe
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Size
2.6MB
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MD5
7f405e39b0e2d51f2bf365993b72dca2
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SHA1
14395e68bc6b7e86b56b258ca5cdd4201a27eca7
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SHA256
11afae0272d2ad69e2942c99d3d4dbd6fa64ac50c2cc4130e5f6fab8190dd0c1
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SHA512
995c6af461f1c44aa3e6c18321a5c0ab3fb57ee07a70043c9eaf8194ea07ba0d6eb29a609653459ceb4baf2e246cadd55ebd94506896fad5b32af5f46ebd315a
Malware Config
Extracted
danabot
51.178.195.151
51.222.39.81
149.255.35.125
38.68.50.179
51.77.7.204
Signatures
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Danabot x86 payload 3 IoCs
Detection of Danabot x86 payload, mapped in memory during the execution of its loader.
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\SIRI_N~1.DLL family_danabot \Users\Admin\AppData\Local\Temp\SIRI_N~1.DLL family_danabot \Users\Admin\AppData\Local\Temp\SIRI_N~1.DLL family_danabot -
Blocklisted process makes network request 9 IoCs
Processes:
rundll32.exeflow pid process 10 3672 rundll32.exe 14 3672 rundll32.exe 15 3672 rundll32.exe 16 3672 rundll32.exe 17 3672 rundll32.exe 18 3672 rundll32.exe 19 3672 rundll32.exe 20 3672 rundll32.exe 21 3672 rundll32.exe -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exerundll32.exepid process 424 regsvr32.exe 3672 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
siri_not_active.exeregsvr32.exedescription pid process target process PID 640 wrote to memory of 424 640 siri_not_active.exe regsvr32.exe PID 640 wrote to memory of 424 640 siri_not_active.exe regsvr32.exe PID 640 wrote to memory of 424 640 siri_not_active.exe regsvr32.exe PID 424 wrote to memory of 3672 424 regsvr32.exe rundll32.exe PID 424 wrote to memory of 3672 424 regsvr32.exe rundll32.exe PID 424 wrote to memory of 3672 424 regsvr32.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\siri_not_active.exe"C:\Users\Admin\AppData\Local\Temp\siri_not_active.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeC:\Windows\system32\regsvr32.exe -s C:\Users\Admin\AppData\Local\Temp\SIRI_N~1.DLL f1 C:\Users\Admin\AppData\Local\Temp\SIRI_N~1.EXE@6402⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe C:\Users\Admin\AppData\Local\Temp\SIRI_N~1.DLL,f03⤵
- Blocklisted process makes network request
- Loads dropped DLL
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\SIRI_N~1.DLLMD5
7e76f7a5c55a5bc5f5e2d7a9e886782b
SHA1fc500153dba682e53776bef53123086f00c0e041
SHA256abd75572f897cdda88cec22922d15b509ee8c840fa5894b0aecbef6de23908a3
SHA5120318e0040f4dbf954f27fb10a69bce2248e785a31d855615a1eaf303a772ad51d47906a113605d7bfd3c2b2265bf83c61538f78b071f85ee3c4948f5cde3fb24
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\Users\Admin\AppData\Local\Temp\SIRI_N~1.DLLMD5
7e76f7a5c55a5bc5f5e2d7a9e886782b
SHA1fc500153dba682e53776bef53123086f00c0e041
SHA256abd75572f897cdda88cec22922d15b509ee8c840fa5894b0aecbef6de23908a3
SHA5120318e0040f4dbf954f27fb10a69bce2248e785a31d855615a1eaf303a772ad51d47906a113605d7bfd3c2b2265bf83c61538f78b071f85ee3c4948f5cde3fb24
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\Users\Admin\AppData\Local\Temp\SIRI_N~1.DLLMD5
7e76f7a5c55a5bc5f5e2d7a9e886782b
SHA1fc500153dba682e53776bef53123086f00c0e041
SHA256abd75572f897cdda88cec22922d15b509ee8c840fa5894b0aecbef6de23908a3
SHA5120318e0040f4dbf954f27fb10a69bce2248e785a31d855615a1eaf303a772ad51d47906a113605d7bfd3c2b2265bf83c61538f78b071f85ee3c4948f5cde3fb24
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memory/424-2-0x0000000000000000-mapping.dmp
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memory/640-1-0x0000000004870000-0x0000000004871000-memory.dmpFilesize
4KB
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memory/3672-5-0x0000000000000000-mapping.dmp