Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	July 21, 2021, 10:19 a.m.	July 21, 2021, 10:21 a.m.

Size	9.3MB
Type	Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Title: 2007-2021 Reports, Subject: TaxReturns, Author: Jignesh, Keywords: TaxReport, Template: Normal.dotm, Last Saved By: GUEST ACCESS, Revision Number: 53, Name of Creating Application: Microsoft Office Word, Total Editing Time: 23:00, Create Time/Date: Wed Jul 7 06:28:00 2021, Last Saved Time/Date: Fri Jul 16 15:11:00 2021, Number of Pages: 220, Number of Words: 54482, Number of Characters: 310552, Security: 0
MD5	`aaa839e4993c07fdfba45afe8826d6bf`
SHA256	`632cfc71bd4734fdd98e48166a52fbc4a48d43640f3375fd882dd374479bffb1`
CRC32	`CD24B103`
ssdeep	`98304:IydePKsBylarg6bY/J1ZKbTsBylarg6bY/J1ZKb2ayX0I6:IHisB2Eb01ZssB2Eb01Z820X`
Yara	Contains_VBA_macro_code - Detect a MS Office document with embedded VBA macro code [binaries] Microsoft_Office_File_Zero - Microsoft Office File Malicious_Packer_Zero - Malicious Packer

WINWORD.EXE "C:\Program Files (x86)\Microsoft Office\Office15\WINWORD.EXE" "C:\Users\test22\AppData\Local\Temp\new title.doc"
1440
- mstsc.exe "C:\Windows\system32\mstsc.exe"
  1464

Name	Response	Post-Analysis Lookup
i.ibb.co	A 172.96.140.18 A 104.194.8.196	104.194.8.196

IP Address	Status	Action
104.194.8.196	Active	Moloch
164.124.101.2	Active	Moloch
172.96.140.18	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.103:49167 -> 172.96.140.18:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.103:49175 -> 172.96.140.18:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.103:49171 -> 172.96.140.18:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.103:49176 -> 172.96.140.18:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.103:49166 -> 172.96.140.18:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 172.96.140.18:443 -> 192.168.56.103:49177	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 172.96.140.18:443 -> 192.168.56.103:49173	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 172.96.140.18:443 -> 192.168.56.103:49168	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 192.168.56.103:49172 -> 172.96.140.18:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

No Suricata TLS

Allocates read-write-execute memory (usually to unpack itself) (36 events)

Time & API	Arguments	Status
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6aaad000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6a6be000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078b9000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x078ba000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x03c5f000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 10:19 a.m.	process_identifier: 1440 region_size: 24576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05760000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Creates (office) documents on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\~$w title.doc

Creates executable files on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\churner.dll

Creates hidden or system file (1 event)

Time & API	Arguments	Status	Return	Repeated
NtCreateFile July 21, 2021, 10:19 a.m.	create_disposition: 5 (FILE_OVERWRITE_IF) file_handle: 0x000004a0 filepath: C:\Users\test22\AppData\Local\Temp\~$w title.doc desired_access: 0x40100080 (FILE_READ_ATTRIBUTES\|SYNCHRONIZE\|GENERIC_WRITE) file_attributes: 2 (FILE_ATTRIBUTE_HIDDEN) filepath_r: \??\C:\Users\test22\AppData\Local\Temp\~$w title.doc create_options: 4194400 (FILE_NON_DIRECTORY_FILE\|FILE_SYNCHRONOUS_IO_NONALERT) status_info: 2 (FILE_CREATED) share_access: 0 ()	1	0	0

Word document hooks document open

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

file	C:\Users\test22\AppData\Local\Temp\churner.dll

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 July 21, 2021, 10:19 a.m.	process_identifier: 1440 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 32 (PAGE_EXECUTE_READ) base_address: 0x7ef70000 process_handle: 0xffffffff	1	0	0

Uses Windows utilities for basic Windows functionality (1 event)

cmdline

C:\Windows\System32\mstsc.exe

File has been identified by 11 AntiVirus engines on VirusTotal as malicious (11 events)

Lionic	Trojan.MSOffice.SAgent.4!c
Elastic	malicious (high confidence)
TrendMicro-HouseCall	TROJ_FRS.VSNTGK21
Kaspersky	HEUR:Trojan.MSOffice.SAgent.gen
DrWeb	Exploit.Siggen3.19091
TrendMicro	TROJ_FRS.VSNTGK21
McAfee-GW-Edition	BehavesLike.OLE2.Downloader.tb
Microsoft	Trojan:Script/Wacatac.B!ml
Zoner	Probably Heur.W97Obfuscated
SentinelOne	Static AI - Malicious OLE
Fortinet	VBA/Agent.BIS!tr

One or more non-whitelisted processes were created (1 event)

parent_process

winword.exe

martian_process

C:\Windows\System32\mstsc.exe

Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually) (1 event)

dead_host

104.194.8.196:443

new title.doc

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Suricata Alerts

Suricata TLS

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