Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	April 11, 2023, 10:50 a.m.	April 11, 2023, 10:52 a.m.

Size	2.7MB
Type	PE32 executable (GUI) Intel 80386, for MS Windows
MD5	`1e3722886b68cb4e706bd60e2cc257bd`
SHA256	`55a60ea73703082c346e1fa4f1243fcfa96e5ae7a2ba068b6ea0ddec2e278646`
CRC32	`A6A2ABDF`
ssdeep	`49152:1OuHkUNYObLhcau0fTDE7b2/g8FnCjKwF6qUr1FOgDyWKoB+hEFMfBZKtgSIvZ9l:11HzmkhhumWag8FnCjKwMBFOgWWKe+hh`
PDB Path	D:\whale_windows_installer\online_installer\Product\WhaleSetup.pdb
Yara	UPX_Zero - UPX packed file Malicious_Library_Zero - Malicious_Library OS_Processor_Check_Zero - OS Processor Check IsPE32 - (no description) PE_Header_Zero - PE File Signature

WhaleSetup.exe "C:\Users\test22\AppData\Local\Temp\WhaleSetup.exe"
2556
- WhaleSetup.exe "C:\Users\test22\AppData\Local\Temp\{E058CF37-5A13-4EAB-88B6-CA22D6D66960}\WhaleSetup.exe"
  2648

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

This executable has a PDB path (1 event)

pdb_path

D:\whale_windows_installer\online_installer\Product\WhaleSetup.pdb

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 April 11, 2023, 10:50 a.m.		1	1	0

The file contains an unknown PE resource name possibly indicative of a packer (1 event)

resource name

EXE

Allocates read-write-execute memory (usually to unpack itself) (29 events)

Time & API	Arguments	Status
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72dd2000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03400000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03401000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03402000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03403000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03403000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e10000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e10000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fb0000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fb0000 process_handle: 0xffffffff	1

Foreign language identified in PE resource (1 event)

name

EXE

language

LANG_KOREAN

filetype

PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

sublanguage

SUBLANG_KOREAN

offset

0x000186a8

size

0x00238a10

Creates executable files on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\{E058CF37-5A13-4EAB-88B6-CA22D6D66960}\WhaleSetup.exe

Drops a binary and executes it (1 event)

file	C:\Users\test22\AppData\Local\Temp\{E058CF37-5A13-4EAB-88B6-CA22D6D66960}\WhaleSetup.exe

Drops an executable to the user AppData folder (1 event)

file	C:\Users\test22\AppData\Local\Temp\{E058CF37-5A13-4EAB-88B6-CA22D6D66960}\WhaleSetup.exe

Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time) (1 event)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory April 11, 2023, 10:50 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 16 (PAGE_EXECUTE) base_address: 0x03400000 process_handle: 0xffffffff	1	0	0

The binary likely contains encrypted or compressed data indicative of a packer (2 events)

section

{u'size_of_data': u'0x0029a000', u'virtual_address': u'0x00018000', u'entropy': 7.738245016975133, u'name': u'.rsrc', u'virtual_size': u'0x00299ed8'}

entropy

7.73824501698

description

A section with a high entropy has been found

entropy

0.968903436989

description

Overall entropy of this PE file is high

Yara rule detected in process memory (9 events)

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
description	Take ScreenShot	rule	ScreenShot

Disables proxy possibly for traffic interception (1 event)

Time & API	Arguments	Status	Return	Repeated
RegSetValueExA April 11, 2023, 10:50 a.m.	key_handle: 0x000002c4 regkey_r: ProxyEnable reg_type: 4 (REG_DWORD) value: 0 regkey: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable	1	0	0

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2556 resumed a thread in remote process 2648
NtResumeThread April 11, 2023, 10:50 a.m.	thread_handle: 0x0000027c suspend_count: 1 process_identifier: 2648	1	0	0

WhaleSetup.exe

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