MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 de7a446a8d4bd4c53ba8ac5b909252692e79b27cd9e7abb6396e62e22274b3b4. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: de7a446a8d4bd4c53ba8ac5b909252692e79b27cd9e7abb6396e62e22274b3b4
SHA3-384 hash: 0c22142f8328fc82c4264583f300ca7ea8719dddd747dc9696a8f041251f720d0cc4e1ab54e0d3b8af20dfe99fe22912
SHA1 hash: 5527d8ab10c04aea8d149d9056199895b7d79d0e
MD5 hash: c621bbe4050616a3e086eff0003c0739
humanhash: high-high-robert-massachusetts
File name:BBVA_CONTINENTAL.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:486'912 bytes
First seen:2020-11-06 17:32:35 UTC
Last seen:2020-11-06 19:39:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3c97046f728173586798fee342a7eef7 (1 x NetWire)
ssdeep 12288:talGzgvpec7Cmv1BdWw/2xv3GdfzF4yFv:6TAc+PwexedfjFv
Threatray 303 similar samples on MalwareBazaar
TLSH 97A423E252122834E25137B0D832ADB9BD53EC9E4D24B62E5CA6FC4FBC732D15A0715B
Reporter abuse_ch
Tags:BBVA exe NetWire RAT t-online


Avatar
abuse_ch
Malspam distributing NetWire:

HELO: mailout11.t-online.de
Sending IP: 194.25.134.85
From: BBVA CONTINENTAL <Oequist@t-online.de>
Reply-To: BBVA CONTINENTAL <Oequist@t-online.de>
Subject: Aviso e Pago
Attachment: BBVA_CONTINENTAL.7z (contains "BBVA_CONTINENTAL.exe")

NetWire RAT C2:
43.226.229.43:2030

Intelligence

File Origin
# of uploads :
2
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Changing a file
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Deleting a recently created file
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Connection attempt to an infection source
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.
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/523581
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to detect sleep reduction / modifications
Contains functionality to log keystrokes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Internet Explorer form passwords
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NetWire
Yara detected NetWire RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 310893 Sample: BBVA_CONTINENTAL.exe Startdate: 07/11/2020 Architecture: WINDOWS Score: 100 46 Antivirus / Scanner detection for submitted sample 2->46 48 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 3 other signatures 2->52 8 BBVA_CONTINENTAL.exe 6 2->8         started        11 Host.exe 2->11         started        13 Host.exe 2->13         started        process3 signatures4 54 Contains functionality to log keystrokes 8->54 56 Contains functionality to steal Internet Explorer form passwords 8->56 58 Contains functionality to steal Chrome passwords or cookies 8->58 60 Contains functionality to detect sleep reduction / modifications 8->60 15 BBVA_CONTINENTAL.exe 3 8->15         started        18 BBVA_CONTINENTAL.exe 6 8->18         started        62 Maps a DLL or memory area into another process 11->62 20 Host.exe 11->20         started        22 Host.exe 11->22         started        24 Host.exe 13->24         started        26 Host.exe 13->26         started        process5 file6 42 C:\Users\user\AppData\Roaming\...\Host.exe, PE32 15->42 dropped 28 Host.exe 6 15->28         started        31 BBVA_CONTINENTAL.exe 6 18->31         started        process7 signatures8 64 Antivirus detection for dropped file 28->64 66 Multi AV Scanner detection for dropped file 28->66 68 Machine Learning detection for dropped file 28->68 70 Contains functionality to detect sleep reduction / modifications 28->70 33 Host.exe 3 28->33         started        36 Host.exe 6 28->36         started        72 Maps a DLL or memory area into another process 31->72 38 BBVA_CONTINENTAL.exe 31->38         started        40 BBVA_CONTINENTAL.exe 31->40         started        process9 dnsIp10 44 43.226.229.43, 2030 SOFTLAYERUS Hong Kong 33->44
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/de7a446a8d4bd4c53ba8ac5b909252692e79b27cd9e7abb6396e62e22274b3b4/
Threat name:
Win32.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2020-11-05 20:32:56 UTC
File Type:
PE (Exe)
Extracted files:
77
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3z5ei2unjpkmko5ivrnzbessnexhtmt43ht2xnrznzroeituwo2a._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
1c1035301c27d73a161ca96f9732f5024eb924798ce95d76d274b751ff87aa2f
NetWire
56cdf2f0adffcc195d95801f4f61da727edf5e6fe6bbbf0ac71462f733df9de9
NetWire
5741d60ead4ec57c71e274d23d6a4550650e54edf7613a180de90749a0c651ca
NetWire
5b3cc30719578d96ef64e9341e00eedb05512ee9692b2eff924aabc54e7a16e4
NetWire
608ec84d6c6d1b552b0c77210475ead69a437d02cc688d60e798cf530c02897e
NetWire
9f20ec0199d293e7dd83aec28d9a12669880eed778ce2132f13ce5aa54c14d3c
NetWire
a170710f4db4414908be1c82fc27c902e9d0680fc2bfa76c6c52037febfeeb77
NetWire
a9a8374950d68997b782dca8ae2464aa81709c2f51bcc8fdb1abdcfb5b40c521
NetWire
e232e9c0d66770fe8e50466f3dd073160a8ddaf565ed0382ce997226c1b364dd
NetWire
fbd5c67e8d113fc6fb4954ef9be8356e114a71b726fb38bf535da54199ee9a10
NetWire
+ 293 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
family:netwire botnet persistence rat stealer upx
Link:
https://tria.ge/reports/201106-kmy3d1c8x6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
UPX packed file
NetWire RAT payload
Netwire
Unpacked files
SH256 hash:
de7a446a8d4bd4c53ba8ac5b909252692e79b27cd9e7abb6396e62e22274b3b4
MD5 hash:
c621bbe4050616a3e086eff0003c0739
SHA1 hash:
5527d8ab10c04aea8d149d9056199895b7d79d0e
Link:
https://www.unpac.me/results/ea1b6bab-9dc0-489f-80d8-3366da69fd06/
SH256 hash:
12ba8dcf36b55a8498b60ce73e900b509fc8c3938c6a79cc8d898d0907e1b57d
MD5 hash:
b3baf1ebc3163de7f261c85378eabf20
SHA1 hash:
be8a6c07be550c9423f3f0302caf7c92ca08c17f
Link:
https://www.unpac.me/results/ea1b6bab-9dc0-489f-80d8-3366da69fd06/
SH256 hash:
f443bf29d95d3467afce02320d060fb7f9d2df318dd8b5238f7b7906da44409d
MD5 hash:
f9989cc34412223cb75383c4d9ad1be0
SHA1 hash:
b0612d050142430722a89d08f6d92d2663fd0640
Detections:
win_netwire_g1
Create hunting rule
win_netwire_auto
Create hunting rule
Link:
https://www.unpac.me/results/ea1b6bab-9dc0-489f-80d8-3366da69fd06/
Malware family:
Netwire
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/de7a446a8d4b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
Rule name:win_netwire_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

NetWire

7z f16e78496300412e5c368722d6da54366cf75e126beb9b6d86fa5c8140d1c315

NetWire

Executable exe de7a446a8d4bd4c53ba8ac5b909252692e79b27cd9e7abb6396e62e22274b3b4

(this sample)

  
Dropped by
MD5 ab6bcb69dce85e4e12ac43b803851fb0
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f16e78496300412e5c368722d6da54366cf75e126beb9b6d86fa5c8140d1c315

Comments