MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99e8dfa23cef1d5d67c765df3de3bc6e750a2d8fa4628a9442d08fc40aaaa656. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 99e8dfa23cef1d5d67c765df3de3bc6e750a2d8fa4628a9442d08fc40aaaa656
SHA3-384 hash: 312ddb169762a4a22b0a7fda982f29d945937dad71bdcaff56b54529053d602f67aba8458286f28c13ebb55a1ad9c546
SHA1 hash: 891e8e84555f3fc08bff5e9ba5dc128685c87b40
MD5 hash: 1804fd17264130f722df702777fa9e9c
humanhash: november-black-angel-michigan
File name:1804fd17264130f722df702777fa9e9c.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:1'137'152 bytes
First seen:2022-12-23 04:17:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:M1e+jU7dnjEYRhOmqZWavp3Nbl9zHH80m:MY+jU7eYRhbqnL
Threatray 4'910 similar samples on MalwareBazaar
TLSH T12135590313C4C513E4621A3B4597EF4740A0DE4E7EA2DB6C662BFA7BF7F16825A80D16
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:exe NetWire RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
214
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
netwire
Create hunting rule
ID:
1
File name:
1804fd17264130f722df702777fa9e9c.exe
Verdict:
Malicious activity
Analysis date:
2022-12-23 04:21:24 UTC
Tags:
trojan netwire
Link:
https://app.any.run/tasks/d1eceb9d-4bb5-42f6-9580-5520c2c256ca

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.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:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63a52bfdf6dd46b0e28268e9/reports/8a4435f5-2c98-4c92-9372-99842f51edbf/overview
Result
Verdict:
MALICIOUS
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/76bd458a-46c3-42cf-aca9-836c93a4093b
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1139781
Signature
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
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
Sigma detected: NetWire
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected NetWire RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 772508 Sample: 6YczDw4rZg.exe Startdate: 23/12/2022 Architecture: WINDOWS Score: 100 44 Malicious sample detected (through community Yara rule) 2->44 46 Sigma detected: Scheduled temp file as task from temp location 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 7 other signatures 2->50 7 6YczDw4rZg.exe 7 2->7         started        11 maoRbYnmvKNp.exe 5 2->11         started        process3 file4 32 C:\Users\user\AppData\...\maoRbYnmvKNp.exe, PE32 7->32 dropped 34 C:\Users\...\maoRbYnmvKNp.exe:Zone.Identifier, ASCII 7->34 dropped 36 C:\Users\user\AppData\Local\...\tmp74AA.tmp, XML 7->36 dropped 38 C:\Users\user\AppData\...\6YczDw4rZg.exe.log, ASCII 7->38 dropped 52 Uses schtasks.exe or at.exe to add and modify task schedules 7->52 54 Adds a directory exclusion to Windows Defender 7->54 56 Injects a PE file into a foreign processes 7->56 13 6YczDw4rZg.exe 2 7->13         started        16 powershell.exe 17 7->16         started        18 schtasks.exe 1 7->18         started        58 Multi AV Scanner detection for dropped file 11->58 60 Machine Learning detection for dropped file 11->60 20 maoRbYnmvKNp.exe 11->20         started        22 schtasks.exe 1 11->22         started        24 maoRbYnmvKNp.exe 11->24         started        signatures5 process6 dnsIp7 40 reportss.duckdns.org 149.102.132.253, 4411, 49699, 49700 COGENT-174US United States 13->40 26 conhost.exe 16->26         started        28 conhost.exe 18->28         started        42 192.168.2.1 unknown unknown 20->42 30 conhost.exe 22->30         started        process8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/99e8dfa23cef1d5d67c765df3de3bc6e750a2d8fa4628a9442d08fc40aaaa656/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-12-22 14:58:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
18 of 26 (69.23%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=thun7ir454ov2z6hmxpt3y54nz2qulmpurrivfcc2ch4icvkuzla._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
1bb72419895796c3a394f4b55f0c31959c992111803764d8167dcb6c7af3088c
NetWire
1cc44e0f214cbf72c836dcbd1b1e67ad574bba62873f974432ee076072bf42cc
NetWire
22a7c02eac7f7940eba9afa9ca51a179789e22257ffe87cbab02c15360a9fded
NetWire
5c3db7a9aefc84e986c525b61473a8a9cca36afa979935fb66cb34f32f7d204e
NetWire
63c76b6d8a6c83e113d4a72361c8df64d493339fe94503522b3f666b19aacfa2
NetWire
93e9e0b438bfaa0c8c140019adb0f683d7c9cf068b900fe9ce3ee319daa4071a
NetWire
980572025579ff98c1ab84aa8c0c045e075d174bc5bb166e2694590c98f90a54
NetWire
98949b9cd7eb063eb4a2970136d3483b29891bd8c1c2ec6104e45b76f838ddf9
NetWire
a317414343c80367a0b5cdc91b77f1948f229fda4dbaea75b07258a2cd6a4ecd
NetWire
b1c36240effced3001500a115e71328faf0136490f67568ec382ccd97254415e
NetWire
+ 4'900 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/221223-ewyxzsfg77/
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
NetWire RAT payload
Netwire
Malware Config
C2 Extraction:
reportss.duckdns.org:4411
Unpacked files
SH256 hash:
fc6485350cf55dc14ecbfd9b91b7a9979f61023b4104101e9f351caa6c73abaa
MD5 hash:
6c3fdb2b5d93cf814ea1b6ca05a0efcf
SHA1 hash:
f8ae5f9fa1c9b6b0e47b2f0873d2ee3373e0ebf5
Link:
https://www.unpac.me/results/995f77fa-82b3-4765-8816-f95bfe06538d/
SH256 hash:
41ec28e642099b00f692ec3651df98661d8e31989200666048f641fe375d41c5
MD5 hash:
618adc636badf90cda9b964dec0ed27c
SHA1 hash:
c4470285d3b76dd4643fc282e711dbe128291cad
Link:
https://www.unpac.me/results/995f77fa-82b3-4765-8816-f95bfe06538d/
SH256 hash:
c493f02f3603ee82b89977b01a7500f1a1d197189cc2753d40790987cbf952e5
MD5 hash:
6eec007e1dfa25e8bf3312429e2363f7
SHA1 hash:
a8327ec37394b2258c85a67cad966757177c648d
Link:
https://www.unpac.me/results/995f77fa-82b3-4765-8816-f95bfe06538d/
SH256 hash:
ff1b42ea7d56a37eae801adbddb7116f52a4664c0b41302736f522852edc2747
MD5 hash:
89ac57478044c57c7195943116a521e0
SHA1 hash:
1ff2bafeed795423e3538d810bda8e1e3fcdcfa5
Link:
https://www.unpac.me/results/995f77fa-82b3-4765-8816-f95bfe06538d/
SH256 hash:
cb48f5370366abe74768df38c2af751922f38be146e3bb4ad9aef3cb1395a1d9
MD5 hash:
873181b0550cdf8fceb961af1af4485f
SHA1 hash:
1db1efcefd565e200b147ee0555d4dd4783896d6
Detections:
Netwire
Create hunting rule
win_netwire_g1
Create hunting rule
Link:
https://www.unpac.me/results/995f77fa-82b3-4765-8816-f95bfe06538d/
SH256 hash:
99e8dfa23cef1d5d67c765df3de3bc6e750a2d8fa4628a9442d08fc40aaaa656
MD5 hash:
1804fd17264130f722df702777fa9e9c
SHA1 hash:
891e8e84555f3fc08bff5e9ba5dc128685c87b40
Link:
https://www.unpac.me/results/995f77fa-82b3-4765-8816-f95bfe06538d/
Malware family:
Netwire
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/99e8dfa23cef/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/99e8dfa23cef1d5d67c765df3de3bc6e750a2d8fa4628a9442d08fc40aaaa656

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.

Web download

NetWire

Executable exe 99e8dfa23cef1d5d67c765df3de3bc6e750a2d8fa4628a9442d08fc40aaaa656

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2482420/
  
Delivery method
Distributed via web download

Comments