MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1002765c3ea767dfedf3. 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: 12


Intelligence 12 IOCs 1 YARA 13 File information Comments
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SHA256 hash: b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1002765c3ea767dfedf3
SHA3-384 hash: 040cfb77d525a337190dd7eeb735a10617fefc2b52df51b896e1f1fc3d2da3f22c10aaaa06d24c0490e382d2638d2d62
SHA1 hash: 58a6bb47771d969d8ad43afa0dc968cf9c18e3f4
MD5 hash: eee25178c707760c1c43f19c4e20303a
humanhash: island-kansas-bakerloo-beryllium
File name:b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:184'320 bytes
First seen:2022-04-20 11:26:35 UTC
Last seen:2022-04-21 08:05:49 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 384:/3hpcBAe9jlFATOqx2yV9yNTBdRv2Ifffffff7k/5w56Wmi8MYQmbLIE98:e/r92Wk/iRmi8MYQmL
Threatray 443 similar samples on MalwareBazaar
TLSH T14B04938CBD58841EDDA8EA71041FF173FE2A7F8AB50CA794D8483FD639B2221164D935
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon b9dc8cccdeded9b8 (12 x AgentTesla, 7 x Formbook, 7 x NanoCore)
Reporter abuse_ch
Tags:exe NetWire RAT


Avatar
abuse_ch
NetWire C2:
212.192.246.209:141

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
212.192.246.209:141 https://threatfox.abuse.ch/ioc/521926/

Intelligence

File Origin
# of uploads :
4
# of downloads :
451
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/265116/
Detection(s):
SecuriteInfo.com.W32.Agent.EIG.genEldorado.20782.27288.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %temp% directory
Creating a process from a recently created file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/625fee45482f2f41cad8c979/reports/c80ba727-42c2-4b0f-9403-1bb0a523d77a/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.
Malware family:
NetWire RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4583e8f0-b3fc-42db-a6b4-34c08c6c2ae8
Result
Threat name:
NetWire Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/979553
Signature
.NET source code references suspicious native API functions
Contains functionality to steal Chrome passwords or cookies
Creates an autostart registry key pointing to binary in C:\Windows
Creates multiple autostart registry keys
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)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected NetWire RAT
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 612040 Sample: b1e70ac3f3eee60358fd67d17b8... Startdate: 20/04/2022 Architecture: WINDOWS Score: 100 53 checkip.dyndns.org 2->53 55 checkip.dyndns.com 2->55 69 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Multi AV Scanner detection for dropped file 2->73 75 8 other signatures 2->75 9 b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1.exe 16 8 2->9         started        14 Aoev.exe 2->14         started        16 Aoev.exe 2->16         started        signatures3 process4 dnsIp5 63 3.70.247.229, 49762, 49774, 49781 AMAZON-02US United States 9->63 45 C:\Users\user\AppData\Roaming\...\Aoev.exe, PE32 9->45 dropped 47 C:\Users\user\AppData\...\Xxecdlwxcoehmuh.exe, PE32 9->47 dropped 49 C:\Users\user\...\Aoev.exe:Zone.Identifier, ASCII 9->49 dropped 51 b1e70ac3f3eee60358...134b1c3e3c1.exe.log, ASCII 9->51 dropped 95 Creates multiple autostart registry keys 9->95 97 Writes to foreign memory regions 9->97 99 Injects a PE file into a foreign processes 9->99 18 Xxecdlwxcoehmuh.exe 15 5 9->18         started        22 InstallUtil.exe 14 2 9->22         started        25 InstallUtil.exe 9->25         started        27 2 other processes 9->27 file6 signatures7 process8 dnsIp9 43 C:\Users\user\AppData\...\Adsrlneev.exe, PE32 18->43 dropped 77 Machine Learning detection for dropped file 18->77 79 Creates multiple autostart registry keys 18->79 81 Writes to foreign memory regions 18->81 83 Injects a PE file into a foreign processes 18->83 29 InstallUtil.exe 18->29         started        33 cmd.exe 18->33         started        57 checkip.dyndns.com 132.226.247.73, 49767, 80 UTMEMUS United States 22->57 59 freegeoip.app 188.114.97.7, 443, 49769 CLOUDFLARENETUS European Union 22->59 61 checkip.dyndns.org 22->61 85 Tries to steal Mail credentials (via file / registry access) 22->85 87 Tries to harvest and steal ftp login credentials 22->87 89 Tries to harvest and steal browser information (history, passwords, etc) 22->89 91 May check the online IP address of the machine 25->91 93 Contains functionality to steal Chrome passwords or cookies 25->93 35 conhost.exe 27->35         started        37 timeout.exe 1 27->37         started        file10 signatures11 process12 dnsIp13 65 212.192.246.209, 141, 49785 RHC-HOSTINGGB Russian Federation 29->65 67 127.0.0.1 unknown unknown 29->67 101 Creates multiple autostart registry keys 29->101 103 Creates an autostart registry key pointing to binary in C:\Windows 29->103 39 conhost.exe 33->39         started        41 timeout.exe 33->41         started        signatures14 process15
Detection:
snakekeylogger
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1002765c3ea767dfedf3/
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2022-04-20 11:27:58 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
24 of 41 (58.54%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=whtqvq7t53tagwh5m7ixxczgvjcrgsy4hy6baatwlq7koz675xzq._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
00367d927216bdf6e8d8e9d825efce6f356f469e5358e604bd26d2e9396e27de
NetWire
5b3332c8ab54721c4b4771b748c9852b4fee0e77ca63915231e7473a827574a7
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887dc596452817d1ec48e073fd28312f0e75932e34fecf13bdc6ce68ee665f4d
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9407b4a736fe6f81101adb5a2e66bdd35171d9f15e756fd90a50a3e86a35d71d
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abcdd8e778aa71065141457f413012aca2a8d404e498aa15ee49332d0f33dc58
NetWire
b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1002765c3ea767dfedf3
NetWire
d04db5acb0f3fc347b23214829b9959107dbcfafcd71c0d170cb865a7a28f0b5
NetWire
+ 433 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:netwire family:snakekeylogger botnet collection keylogger persistence rat stealer
Link:
https://tria.ge/reports/220420-nkd8waadd4/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
NetWire RAT payload
Netwire
Snake Keylogger
Snake Keylogger Payload
Malware Config
C2 Extraction:
127.0.0.1:3360
212.192.246.209:141
Unpacked files
SH256 hash:
b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1002765c3ea767dfedf3
MD5 hash:
eee25178c707760c1c43f19c4e20303a
SHA1 hash:
58a6bb47771d969d8ad43afa0dc968cf9c18e3f4
Link:
https://www.unpac.me/results/d5c8e8b1-9357-4930-ada5-6831ee9eed54/
Malware family:
SnakeKeylogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b1e70ac3f3ee/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
netwire
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1002765c3ea767dfedf3

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:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Create hunting rule
Author:ditekSHen
Description:Detects executables with potential process hoocking
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MALWARE_Win_NetWire
Create hunting rule
Author:ditekSHen
Description:Detects NetWire RAT
Rule name:MALWARE_Win_SnakeKeylogger
Create hunting rule
Author:ditekSHen
Description:Detects Snake Keylogger
Rule name:MAL_Envrial_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Lokibot_Stealer
Create hunting rule
Description:Detects Lokibot Stealer Variants
Rule name:MAL_unspecified_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects unspecified malware sample
Reference:Internal Research
Rule name:MAL_unspecified_Jan18_1_RID2F4A
Create hunting rule
Author:Florian Roth
Description:Detects unspecified malware sample
Reference:Internal Research
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 b1e70ac3f3eee60358fd67d17b8b26aa45134b1c3e3c1002765c3ea767dfedf3

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/265116/
  
URLhaus
https://urlhaus.abuse.ch/url/2156863/
  
Delivery method
Distributed via web download

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