MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f310b643bdb799627e5b28339b5f455129d61bfd4fb50bdc802b052038c7eb1a. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


NetWire


Vendor detections: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f310b643bdb799627e5b28339b5f455129d61bfd4fb50bdc802b052038c7eb1a
SHA3-384 hash: 7471b2463d245ec24589833b2f29c5a4230281035456d5a666705508ee86003dcea37b646532e1f93dcb485bc16920d8
SHA1 hash: df8c1b31cfe3d63ec5252e86296bc62efceafc05
MD5 hash: 47bae5149fb9832906bf16c11296eb5e
humanhash: uniform-video-don-magnesium
File name:INV03483287732.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:794'624 bytes
First seen:2022-08-01 05:27:09 UTC
Last seen:2022-08-01 06:45:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:lLlpxurLut4X8kKuzjCp8hvw/6F8xFqbQ:fuWeX8cjCSBFWF
Threatray 4'601 similar samples on MalwareBazaar
TLSH T176F412D0B386830BD4BA0FFAF31108648B78AC7AE656D1864DD97CFB6479BC30654A47
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon f72e98b1b9dccecf (17 x AgentTesla, 16 x SnakeKeylogger, 3 x Formbook)
Reporter GovCERT_CH
Tags:exe NetWire

Intelligence

File Origin
# of uploads :
2
# of downloads :
363
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
netwire
Create hunting rule
ID:
1
File name:
INV03483287732.exe
Verdict:
Malicious activity
Analysis date:
2022-08-01 03:11:37 UTC
Tags:
trojan netwire
Link:
https://app.any.run/tasks/fb553cf0-8576-4df7-8c22-85218cf5ecec

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/295459/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.3410.22133.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62e764b5b7eec6562780b419/reports/26b6a9b7-57e8-4782-88d0-eedfd78daf7b/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e923da5c-219e-4076-9b3e-9df9940ad808
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1043958
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after checking mutex)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected NetWire RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 676452 Sample: INV03483287732.exe Startdate: 01/08/2022 Architecture: WINDOWS Score: 100 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 7 other signatures 2->39 7 INV03483287732.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\...\qdrQEmCoUNC.exe, PE32 7->23 dropped 25 C:\Users\...\qdrQEmCoUNC.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmp4861.tmp, XML 7->27 dropped 29 C:\Users\user\...\INV03483287732.exe.log, ASCII 7->29 dropped 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 Writes to foreign memory regions 7->43 45 Adds a directory exclusion to Windows Defender 7->45 47 Injects a PE file into a foreign processes 7->47 11 vbc.exe 2 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 149.102.132.253, 3399 COGENT-174US United States 11->31 49 Found evasive API chain (may stop execution after checking mutex) 11->49 51 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 11->51 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f310b643bdb799627e5b28339b5f455129d61bfd4fb50bdc802b052038c7eb1a/
Threat name:
Win32.Trojan.RealProtect
Create hunting rule
Status:
Malicious
First seen:
2022-08-01 01:50:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
22 of 41 (53.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6milmq55w6mwe7s3fazzwx2fkeu5mg75j62qxxeafmcsaogh5mna._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa
NetWire
40a9555d113e68b6bc5f4b2443ccbd851087c391a1b8ec32b4f30098dbc40ea1
NetWire
5df825473da5a98d094c7cb03b8e8cb87936eb6a2dbc009920a4e215d085f71c
NetWire
73662d6a7b9efd762e7a7942b2b4c9f0b16b0421875f1a22c8d58034323d4d37
NetWire
c0c9635c211e0910cf5225da838e4293b50ff69cbb6cc6f8ac78da64e88586ec
NetWire
cf318f94ad9a7827d2cf4415549c9d3ceb92c0bae85c46e50420fbbe3fa8f3a4
NetWire
f53a21f7dbd23dbb06174d92ba8c94f9a4296ae1271372c3e5369121aa7a6e62
NetWire
+ 4'591 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
family:netwire botnet rat stealer
Link:
https://tria.ge/reports/220801-f5zrbacgfj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Uses the VBS compiler for execution
NetWire RAT payload
Netwire
Malware Config
C2 Extraction:
149.102.132.253:3399
Unpacked files
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/b011ffe9-76b7-443a-9020-a9ba28a09b1b/
SH256 hash:
39845e5f5c7b5aed2bd840e183a350729b7e452ee8ba9a5675177867369e34c2
MD5 hash:
abe0325806b6ba5df852fa7116431011
SHA1 hash:
a42039ec3f1dead0a8fccd3e62163bc5a7ad24cd
Link:
https://www.unpac.me/results/b011ffe9-76b7-443a-9020-a9ba28a09b1b/
SH256 hash:
335de3240cf41305688b7f73694f6863792faec3b40f0c7338e56a2e5c9d29e9
MD5 hash:
e7cb88c1bc3fa9046791d9146aa33725
SHA1 hash:
8669cca4d1eec49e22bdb92b5578afb36f9a88c0
Link:
https://www.unpac.me/results/b011ffe9-76b7-443a-9020-a9ba28a09b1b/
SH256 hash:
763f51e20afaf1e875a22c49baebd6fb77cf2099d11bdcb6226aa62509b6ca17
MD5 hash:
c79c8f9f1fb26ff3b6a29c56a26ca629
SHA1 hash:
4b861e648a623a8e3dc20ac9b41fd7a1597043d3
Detections:
win_netwire_g1
Create hunting rule
Link:
https://www.unpac.me/results/b011ffe9-76b7-443a-9020-a9ba28a09b1b/
SH256 hash:
a9c5b2c628a47247402ff05d399855caf6f6a22146d44cd0fd9d7fc05a65ba66
MD5 hash:
228ff1006be83039e4de2b5e0475a5b0
SHA1 hash:
3adef5cc343067fa6b9d5e712114dc619c867a72
Link:
https://www.unpac.me/results/b011ffe9-76b7-443a-9020-a9ba28a09b1b/
SH256 hash:
f310b643bdb799627e5b28339b5f455129d61bfd4fb50bdc802b052038c7eb1a
MD5 hash:
47bae5149fb9832906bf16c11296eb5e
SHA1 hash:
df8c1b31cfe3d63ec5252e86296bc62efceafc05
Link:
https://www.unpac.me/results/b011ffe9-76b7-443a-9020-a9ba28a09b1b/
Malware family:
Netwire
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f310b643bdb7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f310b643bdb799627e5b28339b5f455129d61bfd4fb50bdc802b052038c7eb1a

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

NetWire

Executable exe f310b643bdb799627e5b28339b5f455129d61bfd4fb50bdc802b052038c7eb1a

(this sample)

  
Dropped by
netwire
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/295459/

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