Report - 8194_1636301703_9028.exe

PWS Loki[b] Loki.m AgentTesla RAT browser info stealer Generic Malware Antivirus Code injection ScreenShot AntiDebug AntiVM PE File PE32 .NET EXE
ScreenShot
Created 2021.11.08 18:20 Machine s1_win7_x6403
Filename 8194_1636301703_9028.exe
Type PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
4
Behavior Score
12.8
ZERO API file : clean
VT API (file) 24 detected (Chapak, malicious, high confidence, ZemsilF, rm2@aCQxxzh, Attribute, HighConfidence, GenericKD, FileRepMetagen, Artemis, Static AI, Malicious PE, ai score=86, kcloud, AgentTesla, score, R002H09K821, AvsArher, bUPOkE, Krypt, susgen, confidence)
md5 91d4d9e326c8fc248005b8d1ab6ce48b
sha256 51ffa97c666a44c732f20bbb7c62f48e7f01e1e16fc381078d19fdda95894970
ssdeep 3072:5ExPHM86Bh4bOmxrKKHbBTQXUPdywGyTfsKBAKBgI:6Zn6Bh2xrl7BBTdXWI
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (28cnts)

Level Description
danger Executed a process and injected code into it
warning File has been identified by 24 AntiVirus engines on VirusTotal as malicious
warning Generates some ICMP traffic
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 One or more non-whitelisted processes were created
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 The process powershell.exe wrote an executable file to disk
watch Used NtSetContextThread to modify a thread in a remote process indicative of process injection
notice A process attempted to delay the analysis task.
notice A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Creates a shortcut to an executable file
notice Creates a suspicious process
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 Uses Windows utilities for basic Windows functionality
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 Command line console output was observed
info One or more processes crashed
info Queries for the computername
info Uses Windows APIs to generate a cryptographic key

Rules (21cnts)

Level Name Description Collection
danger Win32_PWS_Loki_Zero Win32 PWS Loki memory
warning Generic_Malware_Zero Generic Malware binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (upload)
warning infoStealer_browser_Zero browser info stealer memory
watch Antivirus Contains references to security software binaries (download)
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice ScreenShot Take ScreenShot memory
info anti_dbg Checks if being debugged memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerCheck__RemoteAPI (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)
info Win_Trojan_agentTesla_Zero Win.Trojan.agentTesla memory

Network (10cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
https://bitbucket.org/setupfx1/software/downloads/Tango.bin US ATLASSIAN PTY LTD 104.192.141.1 clean
https://bbuseruploads.s3.amazonaws.com/dd8f3efb-aea4-4888-a2bc-db69074fc43e/downloads/f3cf9db5-402d-4ac0-81bf-ed03f37f3813/Tango.bin?Signature=saZRMEukgw4Kolbfgg8osLa73Hk%3D&Expires=1636364715&AWSAccessKeyId=AKIA6KOSE3BNJRRFUUX6&versionId=OQ.Ov51xs6RULvB9 Unknown 52.217.130.161 clean
mas.to DE Hetzner Online GmbH 88.99.75.82 clean
twitter.com US TWITTER 104.244.42.65 clean
bbuseruploads.s3.amazonaws.com Unknown 52.217.228.169 malware
bitbucket.org US ATLASSIAN PTY LTD 104.192.141.1 malware
104.244.42.1 US TWITTER 104.244.42.1 suspicious
52.217.130.161 Unknown 52.217.130.161 clean
88.99.75.82 DE Hetzner Online GmbH 88.99.75.82 clean
104.192.141.1 US ATLASSIAN PTY LTD 104.192.141.1 mailcious

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