Report - rundll32.exe

RAT PWS .NET framework Generic Malware AntiDebug AntiVM PE File PE32 .NET EXE
ScreenShot
Created 2021.10.20 17:44 Machine s1_win7_x6401
Filename rundll32.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
9
Behavior Score
8.4
ZERO API file : clean
VT API (file) 22 detected (malicious, high confidence, score, Unsafe, Save, confidence, Kryptik, Eldorado, Malcode, gdn30, Static AI, Malicious PE, Sabsik, Artemis, MachineLearning, Anomalous, ADFN, ZemsilF, xm0@aWa@3uf, susgen)
md5 725291dd1448ff28fe626c6dae96e7d4
sha256 69308df953d82fb86833cb74f0be2e03112b4bdc2329f486f824bcb3f6a71404
ssdeep 6144:JHhDSQ5oLfcJbOxhrhqkMFw8nqPkGmYpMfL5lRLH0cpR/lg0kNDE4dyQ3BljgTW:JHhW+o7cJbOxtgkM68nqPKL9lR//lKDp
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (17cnts)

Level Description
danger Executed a process and injected code into it
warning File has been identified by 22 AntiVirus engines on VirusTotal as malicious
watch Allocates execute permission to another process indicative of possible code injection
watch Code injection by writing an executable or DLL to the memory of another process
watch Potential code injection by writing to the memory of another process
watch Resumed a suspended thread in a remote process potentially indicative of process injection
watch Used NtSetContextThread to modify a thread in a remote process indicative of process injection
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Sends data using the HTTP POST Method
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger

Rules (13cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)

Network (33cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://www.sophiagunterman.art/fqiq/?w2J=xr2hRkHSJ+UsXowxi6McaJRxgcInZTFjwe9eYARVx2PKFNYpXRh/IJY1HCqVtWxffV7QcJh9&tFQt=YP4Dk0O8 US AMAZON-AES 35.169.40.107 6606 mailcious
http://www.sanlifalan.com/fqiq/ US EGIHOSTING 104.165.34.6 6750 mailcious
http://www.mask60.com/fqiq/?w2J=HUSK5F4DxgQLt1G3qr1OuZFCvozuCLIarGxAupoMbcTbfppgzHV+EoahLpMSxOJM6qDoDl7R&tFQt=YP4Dk0O8 HK Forewin Telecom Group Limited, ISP at 116.212.126.191 clean
http://www.tablescaperendezvous4two.com/fqiq/ US GOOGLE 34.102.136.180 6747 mailcious
http://www.wolmoda.com/fqiq/?w2J=S+cpy0umECTwuTE52eQvldFGZ7uWQHdiwg92XpTlC9HPK4+x2Wa76IO+IolmVoAcN8bu+dPq&tFQt=YP4Dk0O8 US AMAZON-02 75.2.115.196 6688 mailcious
http://www.esyscoloradosprings.com/fqiq/ US UNIFIEDLAYER-AS-1 108.167.135.122 6444 mailcious
http://www.esyscoloradosprings.com/fqiq/?w2J=KZhYdxsCK4fJ4m+EpksKfhNe7DL7yKRLCyuZj4rSbKSeqpNQJyJA+YHOsqPeAHgrxeW9DyCb&tFQt=YP4Dk0O8 US UNIFIEDLAYER-AS-1 108.167.135.122 6444 mailcious
http://www.sanlifalan.com/fqiq/?w2J=prTEVkQv/aIuaJ5tknUsCYHPcHrUQSHWro/2zNHeF4wHPtFNVSB8ZmBi9ORqDWcgPylN7lnN&tFQt=YP4Dk0O8 US EGIHOSTING 104.165.34.6 6750 mailcious
http://www.tablescaperendezvous4two.com/fqiq/?w2J=6JOAu55ahQuW4nGm3x3zF3lJbu5eEm2HTNrnzqBc/qIL0noTMPzpzXdnuN9xnnUaregthFw6&tFQt=YP4Dk0O8 US GOOGLE 34.102.136.180 6747 mailcious
http://www.fleetton.com/fqiq/?w2J=3MX+rG6tAMAShknpmcjGUKQb8RZ/Wti45jKeFUgZ8Sp9kre80Lf7BCc9gfZkgofTO4Lhy2g7&tFQt=YP4Dk0O8 US AMAZON-02 44.227.76.166 clean
http://www.mask60.com/fqiq/ HK Forewin Telecom Group Limited, ISP at 116.212.126.191 clean
http://www.ipatchwork.today/fqiq/ US AMAZON-AES 34.233.132.165 6685 mailcious
http://www.fleetton.com/fqiq/ US AMAZON-02 44.227.76.166 clean
http://www.wolmoda.com/fqiq/ US AMAZON-02 75.2.115.196 6688 mailcious
http://www.ipatchwork.today/fqiq/?w2J=4uUO9SnGhH7qrBLLau2QeKM25d/gV3/zp2Vn/jpTz6zTrds8IKqZgGZbt3S1nhaRXztFEuL7&tFQt=YP4Dk0O8 US AMAZON-AES 34.233.132.165 6685 mailcious
http://www.sophiagunterman.art/fqiq/ US AMAZON-AES 35.169.40.107 6606 mailcious
www.shenjiclass.com Unknown mailcious
www.sanlifalan.com US EGIHOSTING 104.165.34.6 clean
www.sophiagunterman.art US AMAZON-AES 34.225.31.148 clean
www.wolmoda.com US AMAZON-02 75.2.115.196 clean
www.mask60.com HK Forewin Telecom Group Limited, ISP at 116.212.126.191 clean
www.ipatchwork.today US AMAZON-AES 34.233.132.165 clean
www.fleetton.com US AMAZON-02 44.227.76.166 clean
www.esyscoloradosprings.com US UNIFIEDLAYER-AS-1 108.167.135.122 mailcious
www.tablescaperendezvous4two.com US GOOGLE 34.102.136.180 clean
116.212.126.191 HK Forewin Telecom Group Limited, ISP at 116.212.126.191 clean
34.102.136.180 US GOOGLE 34.102.136.180 mailcious
75.2.115.196 US AMAZON-02 75.2.115.196 mailcious
104.165.34.6 US EGIHOSTING 104.165.34.6 mailcious
34.233.132.165 US AMAZON-AES 34.233.132.165 mailcious
108.167.135.122 US UNIFIEDLAYER-AS-1 108.167.135.122 mailcious
44.227.65.245 US AMAZON-02 44.227.65.245 mailcious
34.225.31.148 US AMAZON-AES 34.225.31.148 phishing

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



Similarity measure (PE file only) - Checking for service failure