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Guide 2020-06-10
Version history 2020-06-10

Summary | ZeroBOX

O.txt

Schwerer ScreenShot OS Processor Check AntiDebug AntiVM

Category	Machine	Started	Completed
FILE	s1_win7_x6402	June 20, 2024, 6:17 p.m.	June 20, 2024, 6:22 p.m.

Size	5.7MB
Type	ASCII text, with very long lines
MD5	`5065fb226090c29069f235a546e8468e`
SHA256	`31fd666e305d8b0545dbe6665c1f6948430182478cf0e4b1e2ae7f2fba75c284`
CRC32	`DB01AC9D`
ssdeep	`49152:uCUzlT862imB6BGJv5nMoRK3l2Ol79w6IIM2A6nPQRbpYbX9DUmR+ea:u2`
Yara	Schwerer_IN - Schwerer OS_Processor_Check_Zero - OS Processor Check

cmd.exe "C:\Windows\System32\cmd.exe" /c start /wait "OIAQZfGYBbK" C:\Users\test22\AppData\Local\Temp\O.txt
3024
- notepad.exe "C:\Windows\system32\NOTEPAD.EXE" C:\Users\test22\AppData\Local\Temp\O.txt
  2216

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx June 20, 2024, 6:17 p.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (2 events)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory June 20, 2024, 6:17 p.m.	process_identifier: 2216 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x74022000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory June 20, 2024, 6:17 p.m.	process_identifier: 2216 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73d63000 process_handle: 0xffffffff	1	0	0

Yara rule detected in process memory (9 events)

description	Take ScreenShot				rule	ScreenShot
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