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

Summary | ZeroBOX

Bpznb.msi

Malicious Library OS Processor Check CAB MSOffice File

Category	Machine	Started	Completed
FILE	s1_win7_x6401	March 17, 2023, 5:29 p.m.	March 17, 2023, 5:31 p.m.

Size	3.8MB
Type	Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, MSI Installer, Code page: 1252, Title: TuneFab Apple Music Converter 0.0.0.0, Subject: TuneFab Apple Music Converter, Author: TuneFab, Inc., Keywords: Installer, Comments: This installation was built with Inno Setup., Template: Intel;1033, Revision Number: {33FE604E-A7EE-48FA-A870-AD20ADC26059}, Create Time/Date: Sat Jul 23 12:01:26 2022, Last Saved Time/Date: Sat Jul 23 12:01:26 2022, Number of Pages: 200, Number of Words: 2, Name of Creating Application: MSI Wrapper (10.0.51.0), Security: 2
MD5	`c39fec313f716b37b80ccf946ef5cc83`
SHA256	`015151bd2d2bfb88389899bfac44b0e17a28db00abc8e1463058d84de40b1925`
CRC32	`8641D12A`
ssdeep	`49152:LpUPlOPlQRNDP9nqI5KKs2p8iYu9ap7QqKHKG+n2H6h1Ug:LpTt4NDVPKB2vinG8n2Hs`
Yara	Malicious_Library_Zero - Malicious_Library OS_Processor_Check_Zero - OS Processor Check CAB_file_format - CAB archive file Microsoft_Office_File_Zero - Microsoft Office File Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT

msiexec.exe "C:\Windows\System32\msiexec.exe" /I C:\Users\test22\AppData\Local\Temp\Bpznb.msi
2552

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
193.233.20.145	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.101:49163 -> 193.233.20.145:80	2027250	ET INFO Dotted Quad Host DLL Request	Potentially Bad Traffic
TCP 193.233.20.145:80 -> 192.168.56.101:49163	2018959	ET POLICY PE EXE or DLL Windows file download HTTP	Potential Corporate Privacy Violation
TCP 193.233.20.145:80 -> 192.168.56.101:49163	2016538	ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download	Potentially Bad Traffic
TCP 192.168.56.101:49165 -> 193.233.20.145:80	2027250	ET INFO Dotted Quad Host DLL Request	Potentially Bad Traffic
TCP 193.233.20.145:80 -> 192.168.56.101:49165	2018959	ET POLICY PE EXE or DLL Windows file download HTTP	Potential Corporate Privacy Violation
TCP 193.233.20.145:80 -> 192.168.56.101:49165	2016538	ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download	Potentially Bad Traffic
TCP 192.168.56.101:49165 -> 193.233.20.145:80	2027250	ET INFO Dotted Quad Host DLL Request	Potentially Bad Traffic
TCP 193.233.20.145:80 -> 192.168.56.101:49165	2016538	ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download	Potentially Bad Traffic
TCP 192.168.56.101:49163 -> 193.233.20.145:80	2027250	ET INFO Dotted Quad Host DLL Request	Potentially Bad Traffic
TCP 192.168.56.101:49163 -> 193.233.20.145:80	2027250	ET INFO Dotted Quad Host DLL Request	Potentially Bad Traffic
TCP 192.168.56.101:49165 -> 193.233.20.145:80	2027250	ET INFO Dotted Quad Host DLL Request	Potentially Bad Traffic
TCP 192.168.56.101:49165 -> 193.233.20.145:80	2027250	ET INFO Dotted Quad Host DLL Request	Potentially Bad Traffic

Suricata TLS

No Suricata TLS

Queries for the computername (3 events)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW March 17, 2023, 5:29 p.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameA March 17, 2023, 5:29 p.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW March 17, 2023, 5:29 p.m.	computer_name: TEST22-PC	1	1	0

Checks if process is being debugged by a debugger (1 event)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent March 17, 2023, 5:29 p.m.			0	0

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 March 17, 2023, 5:29 p.m.		1	1	0

HTTP traffic contains suspicious features which may be indicative of malware related traffic (8 events)

suspicious_features	POST method with no referer header, POST method with no useragent header, Connection to IP address				suspicious_request	POST http://193.233.20.145/d27b1d581e3729a6.php
suspicious_features	GET method with no useragent header, Connection to IP address				suspicious_request	GET http://193.233.20.145/5710029e9331c3e2/sqlite3.dll
suspicious_features	GET method with no useragent header, Connection to IP address				suspicious_request	GET http://193.233.20.145/5710029e9331c3e2/freebl3.dll
suspicious_features	GET method with no useragent header, Connection to IP address				suspicious_request	GET http://193.233.20.145/5710029e9331c3e2/mozglue.dll
suspicious_features	GET method with no useragent header, Connection to IP address				suspicious_request	GET http://193.233.20.145/5710029e9331c3e2/msvcp140.dll
suspicious_features	GET method with no useragent header, Connection to IP address				suspicious_request	GET http://193.233.20.145/5710029e9331c3e2/nss3.dll
suspicious_features	GET method with no useragent header, Connection to IP address				suspicious_request	GET http://193.233.20.145/5710029e9331c3e2/softokn3.dll
suspicious_features	GET method with no useragent header, Connection to IP address				suspicious_request	GET http://193.233.20.145/5710029e9331c3e2/vcruntime140.dll

Performs some HTTP requests (8 events)

request	POST http://193.233.20.145/d27b1d581e3729a6.php
request	GET http://193.233.20.145/5710029e9331c3e2/sqlite3.dll
request	GET http://193.233.20.145/5710029e9331c3e2/freebl3.dll
request	GET http://193.233.20.145/5710029e9331c3e2/mozglue.dll
request	GET http://193.233.20.145/5710029e9331c3e2/msvcp140.dll
request	GET http://193.233.20.145/5710029e9331c3e2/nss3.dll
request	GET http://193.233.20.145/5710029e9331c3e2/softokn3.dll
request	GET http://193.233.20.145/5710029e9331c3e2/vcruntime140.dll

Sends data using the HTTP POST Method (1 event)

request

POST http://193.233.20.145/d27b1d581e3729a6.php

Allocates read-write-execute memory (usually to unpack itself) (17 events)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x736b1000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73951000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72b01000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72ac4000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72b02000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72781000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72761000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73921000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72741000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x726f1000 process_handle: 0xffffffff	1	0	0
NtAllocateVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 region_size: 917504 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x039d0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0	0
NtAllocateVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03a70000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x726e2000 process_handle: 0xffffffff	1	0	0
NtAllocateVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 region_size: 917504 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03f50000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0	0
NtAllocateVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03ff0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72611000 process_handle: 0xffffffff	1	0	0
NtProtectVirtualMemory March 17, 2023, 5:29 p.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x75511000 process_handle: 0xffffffff	1	0	0

Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation (4 events)

Time & API	Arguments	Status	Return	Repeated
GetDiskFreeSpaceExW March 17, 2023, 5:29 p.m.	total_number_of_free_bytes: 13317681152 free_bytes_available: 13317681152 root_path: C:\ total_number_of_bytes: 34252779520	1	1	0
GetDiskFreeSpaceW March 17, 2023, 5:29 p.m.	number_of_free_clusters: 3251387 sectors_per_cluster: 8 bytes_per_sector: 512 root_path: C:\ total_number_of_clusters: 8362495	1	1	0
GetDiskFreeSpaceExW March 17, 2023, 5:29 p.m.	total_number_of_free_bytes: 13317681152 free_bytes_available: 13317681152 root_path: C:\ total_number_of_bytes: 34252779520	1	1	0
GetDiskFreeSpaceW March 17, 2023, 5:29 p.m.	number_of_free_clusters: 3251387 sectors_per_cluster: 8 bytes_per_sector: 512 root_path: C:\ total_number_of_clusters: 8362495	1	1	0

File has been identified by 4 AntiVirus engines on VirusTotal as malicious (4 events)

ESET-NOD32	a variant of MSIL/GenKryptik.GHPD
Kaspersky	HEUR:Trojan-Spy.MSIL.Stealer.gen
MAX	malware (ai score=87)
VBA32	CIL.HeapOverride.Heur

Checks for the Locally Unique Identifier on the system for a suspicious privilege (16 events)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeShutdownPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeCreateTokenPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeAssignPrimaryTokenPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeMachineAccountPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeTcbPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeSecurityPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeTakeOwnershipPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeLoadDriverPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeBackupPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeRestorePrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeShutdownPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeRemoteShutdownPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeEnableDelegationPrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeManageVolumePrivilege	1	1	0
LookupPrivilegeValueW March 17, 2023, 5:29 p.m.	system_name: privilege_name: SeCreateGlobalPrivilege	1	1	0

Communicates with host for which no DNS query was performed (1 event)

host

193.233.20.145