Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	March 25, 2021, 9:21 a.m.	March 25, 2021, 9:23 a.m.

Size	52.0KB
Type	PE32+ executable (DLL) (native) x86-64, for MS Windows
MD5	`a6b5a888810589f293f8d6672c8d3600`
SHA256	`c4c817270e59a5160d81d53300ea1f9c14c768244793f8031c0170271f988bf3`
CRC32	`0672503F`
ssdeep	`768:OhtkLEPNgcRjiKMulfwgggs30yGMtzFRRWT/2KTeahM3J/IFmaD/:1Lybg+Ej30y7hFY/casJ/IF5/`
Yara	PE_Header_Zero - PE File Signature Zero IsPE64 - (no description) IsDLL - (no description) HasDebugData - DebugData Check HasRichSignature - Rich Signature Check

rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\44279.7753403935.dat.dll,DllRegisterServer
1896
- rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\44279.7753403935.dat.dll,DllRegisterServer
  584
rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\44279.7753403935.dat.dll,
2852

Name	Response	Post-Analysis Lookup
feaser2347.club
aws.amazon.com	A 13.225.123.73 CNAME tp.8e49140c2-frontier.amazon.com CNAME dr49lng3n1n2s.cloudfront.net	13.225.123.73

IP Address	Status	Action
13.225.123.73	Active	Moloch
164.124.101.2	Active	Moloch

Flow	SID	Signature	Category
TCP 192.168.56.101:49199 -> 13.225.123.73:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Flow	Issuer	Subject	Fingerprint
TLSv1 192.168.56.101:49199 13.225.123.73:443	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon	CN=aws.amazon.com	f7:53:97:5e:76:1e:fb:f6:70:72:02:95:d5:9f:2f:05:52:79:5d:ae

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent March 25, 2021, 9:14 a.m.			0	0

registry

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MachineGuid

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx March 25, 2021, 9:14 a.m.		1	1	0

suspicious_features

GET method with no useragent header

suspicious_request

GET https://aws.amazon.com/

request

GET https://aws.amazon.com/

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory March 25, 2021, 9:14 a.m.	process_identifier: 584 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000735bc000 process_handle: 0xffffffffffffffff	1	0	0
NtAllocateVirtualMemory March 25, 2021, 9:14 a.m.	process_identifier: 584 region_size: 28672 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000001c40000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffffffffffff	1	0	0

description

rundll32.exe tried to sleep 178 seconds, actually delayed analysis time by 178 seconds

registry

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\AD7E1C28B064EF8F6003402014C3D0E3370EB58A\Blob

44279.7753403935.dat