Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Oct. 24, 2024, 11:10 a.m.	Oct. 24, 2024, 11:13 a.m.

Size	8.4MB
Type	PE32+ executable (GUI) x86-64, for MS Windows
MD5	`42bcf60a8c6cf654ceb015d9047218ef`
SHA256	`7d6ecc4f0fd766ab53ce87180e20b34a8a8c33890fc77330727110b7fd8ca35a`
CRC32	`FC21FDBA`
ssdeep	`196608:DqrG77yyB+rRMrNknrG7UtU7l56haIcjrD5xDKGXb0imqy3C7nSyVz:DqrGnMGsU7lMI/jGGOOd`
PDB Path	wextract.pdb
Yara	Malicious_Library_Zero - Malicious_Library PE_Header_Zero - PE File Signature IsPE64 - (no description) Win32_Trojan_Emotet_RL_Gen_Zero - Win32 Trojan Emotet CAB_file_format - CAB archive file Win32_Trojan_Gen_1_0904B0_Zero - Win32 Trojan Emotet UPX_Zero - UPX packed file

losscommunicationpro.exe "C:\Users\test22\AppData\Local\Temp\losscommunicationpro.exe"
2552
- losscommunication.exe C:\Users\test22\AppData\Local\Temp\IXP000.TMP\losscommunication.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

Queries for the computername (2 events)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameA Oct. 24, 2024, 11:10 a.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW Oct. 24, 2024, 11:10 a.m.	computer_name: TEST22-PC	1	1	0

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Oct. 24, 2024, 11:10 a.m.			0	0
IsDebuggerPresent Oct. 24, 2024, 11:10 a.m.			0	0
IsDebuggerPresent Oct. 24, 2024, 11:10 a.m.			0	0
IsDebuggerPresent Oct. 24, 2024, 11:10 a.m.			0	0

This executable has a PDB path (1 event)

pdb_path

wextract.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 Oct. 24, 2024, 11:10 a.m.		1	1	0

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

resource name

AVI

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

Allocates read-write-execute memory (usually to unpack itself) (19 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 1507328 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00e60000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00f90000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 24, 2024, 11:10 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: 0x727a1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 24, 2024, 11:10 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: 0x727a2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 262144 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00d00000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00d00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ca2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cbc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00f70000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cd5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cdb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cd7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00f71000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cc6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00caa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 24, 2024, 11:10 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: 0x73252000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cca000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 24, 2024, 11:10 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cc7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Creates executable files on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\IXP000.TMP\losscommunication.exe

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

file	C:\Users\test22\AppData\Local\Temp\IXP000.TMP\losscommunication.exe

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

section

{u'size_of_data': u'0x00852c00', u'virtual_address': u'0x0000f000', u'entropy': 7.998863761643004, u'name': u'.rsrc', u'virtual_size': u'0x00853000'}

entropy

7.99886376164

description

A section with a high entropy has been found

entropy

0.994980154098

description

Overall entropy of this PE file is high

One or more of the buffers contains an embedded PE file (1 event)

buffer

Buffer with sha1: 042ff89ebe9c09be831f3313fdef2aed8ce7cbe9

Installs itself for autorun at Windows startup (1 event)

reg_key

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0

reg_value

rundll32.exe C:\Windows\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\test22\AppData\Local\Temp\IXP000.TMP\"

File has been identified by 40 AntiVirus engines on VirusTotal as malicious (40 events)

Bkav	W64.AIDetectMalware
Lionic	Trojan.Win32.CobaltStrike.4!c
Cynet	Malicious (score: 100)
Skyhigh	BehavesLike.Win64.Dropper.rc
ALYac	Gen:Variant.Jalapeno.18692
Cylance	Unsafe
VIPRE	Gen:Variant.Jalapeno.18692
Sangfor	Trojan.Win32.Agent.V2jl
CrowdStrike	win/malicious_confidence_70% (D)
Symantec	ML.Attribute.HighConfidence
Elastic	malicious (high confidence)
ESET-NOD32	a variant of MSIL/Kryptik.AMOI
APEX	Malicious
Avast	Win32:RATX-gen [Trj]
Kaspersky	Trojan.Win32.Vimditator.apbq
Alibaba	Trojan:Win32/CobaltStrike.db566159
MicroWorld-eScan	Gen:Variant.Jalapeno.18692
Rising	Malware.Obfus/MSIL@AI.80 (RDM.MSIL2:P2H3ARElkTJSSva2kMXJ6Q)
F-Secure	Trojan.TR/AD.CobaltStrike.zomsg
TrendMicro	Backdoor.Win32.COBEACON.YXEJVZ
McAfeeD	ti!7D6ECC4F0FD7
Trapmine	malicious.moderate.ml.score
CTX	exe.trojan.cobaltstrike
Sophos	Mal/Generic-S
SentinelOne	Static AI - Malicious SFX
FireEye	Generic.mg.42bcf60a8c6cf654
Google	Detected
Avira	TR/AD.CobaltStrike.mysgr
Antiy-AVL	Trojan[Downloader]/MSIL.Agent
Kingsoft	Win32.Trojan.Vimditator.apbq
Microsoft	Trojan:Win32/Wacatac.B!ml
GData	Win64.Trojan.Agent.LZ26Z6
McAfee	Artemis!42BCF60A8C6C
DeepInstinct	MALICIOUS
Malwarebytes	Trojan.Crypt.MSIL
Ikarus	Trojan.CobaltStrike
Panda	Trj/Chgt.AD
Fortinet	W32/PossibleThreat
AVG	Win32:RATX-gen [Trj]
Paloalto	generic.ml

losscommunicationpro.exe

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