Report - csrssop.EXE

Formbook AntiDebug AntiVM .NET EXE PE File PE32
ScreenShot
Created 2023.07.18 18:35 Machine s1_win7_x6403
Filename csrssop.EXE
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
8
Behavior Score
9.0
ZERO API
VT API (file) 48 detected (Common, Taskun, malicious, high confidence, GenericKD, Artemis, unsafe, Save, confidence, 100%, GenusT, DOFI, Eldorado, GenKryptik, GLTU, score, BankerX, Gencirc, Krypt, Swotter, rxqic, PackedNET, Static AI, Suspicious PE, AgentTesla, Detected, Injection, ai score=82, GdSda, R002H0DGD23, MSIL@AI, MSIL2, 3wluw8qi6Mb6Xo, IwymCBA, susgen, Kryptik, AGUH)
md5 28054120effda1f940bff3c6fb9c125b
sha256 6510c3886e8ddeb0b7b164f915cdb5af33622d9f662b4ef814679e75657daff1
ssdeep 12288:ox9pR5AITvJYjXaiUp2m65HB38Tt4lLHEbVdrDImvsYeduo9Wg0nqn90u5iI2dxf:ox9pDAqvJ0Xc2L5HB3WilLHEzYmvsYeK
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (18cnts)

Level Description
danger File has been identified by 48 AntiVirus engines on VirusTotal as malicious
danger Executed a process and injected code into it
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
info This executable has a PDB path

Rules (10cnts)

Level Name Description Collection
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

Network (25cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://www.sisbom.online/pta7/ US UNIFIEDLAYER-AS-1 162.240.81.18 35245
http://www.playcups.life/pta7/ Unknown 203.161.58.192 35250
http://www.sisbom.online/pta7/?HKo0O=9K+XUf37kaVDuc0IEb/en1sQBc6oG59LX1JpxUbzLe92mNGRZFlQ32afb7pO3FMoswo/Nr7Bt7+lgxXjhaaHcK0lGMXqPnmX0dOCo/8=&VDxqzI=9mcccHfMu US UNIFIEDLAYER-AS-1 162.240.81.18 35245
http://www.yh66985.com/pta7/?HKo0O=r0Znjcl108fWq3DW2uMZlKkUpEOS0il4WTIwHqnkDlhXNTmyDe2k/moWxs1adkJw8OOtkgeu00hRWSJDuXN3qGN9obJjMdXlYosByRw=&VDxqzI=9mcccHfMu US DXTL Tseung Kwan O Service 154.215.247.58 35249
http://www.yh66985.com/pta7/ US DXTL Tseung Kwan O Service 154.215.247.58 35249
http://www.cosmicearthgoddess.com/pta7/ US 1&1 Ionos Se 74.208.236.61 35248
http://www.maytag36.com/pta7/?HKo0O=I+8B7hWWd8/aZc0LyOI98FU2kxxJYUgzWPkNKI3Xu1M4KTmr5ikbSLVEKd5DC7LZ6l0Rcp22A4fkoHEesbNwOWp7sSOEDutN8WpeiG4=&VDxqzI=9mcccHfMu US AMAZON-02 13.248.148.254 35246
http://www.selfstorage.koeln/pta7/?HKo0O=nRxaeJY0qwDQ0+6frQxSN5E2QFq7X4AyNJuuilycF0k/wVU2rXenu/JIKS0/EAOQo/d8R3vVu9XtC/4/t+jNl01+sEHp/xYpCFlSqjU=&VDxqzI=9mcccHfMu DE Strato AG 81.169.145.157 35247
http://www.cosmicearthgoddess.com/pta7/?HKo0O=13fhjxEBwouEnUsG2Zptbc3oT5vv/DEuG4iFtfSUwau/qJ9Hv2KIb5nyZ/MG0WCg1U40rxerqpJjqyPhopVWfuMIqg+QB/xDsz3LaOk=&VDxqzI=9mcccHfMu US 1&1 Ionos Se 74.208.236.61 35248
http://www.maytag36.com/pta7/ US AMAZON-02 13.248.148.254 35246
http://www.sqlite.org/2017/sqlite-dll-win32-x86-3160000.zip US Linode, LLC 45.33.6.223
http://www.selfstorage.koeln/pta7/ DE Strato AG 81.169.145.157 35247
www.sisbom.online US UNIFIEDLAYER-AS-1 162.240.81.18
www.selfstorage.koeln DE Strato AG 81.169.145.157
www.yh66985.com US DXTL Tseung Kwan O Service 154.215.247.58
www.playcups.life Unknown 203.161.58.192
www.cosmicearthgoddess.com US 1&1 Ionos Se 74.208.236.61
www.maytag36.com US AMAZON-02 13.248.148.254
74.208.236.61 US 1&1 Ionos Se 74.208.236.61
154.215.247.58 US DXTL Tseung Kwan O Service 154.215.247.58
81.169.145.157 DE Strato AG 81.169.145.157
13.248.148.254 US AMAZON-02 13.248.148.254
45.33.6.223 US Linode, LLC 45.33.6.223
162.240.81.18 US UNIFIEDLAYER-AS-1 162.240.81.18
203.161.58.192 Unknown 203.161.58.192

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