MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb45a1fa42ec6487320c453174b6e4106a170cac243c8c74d3a66d3a9cb320f3. 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 1 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb45a1fa42ec6487320c453174b6e4106a170cac243c8c74d3a66d3a9cb320f3
SHA3-384 hash: aa7df16a129eaf45f759a56094a8fd8142f5359c5222ed69b6b664110f16833768654b3eeffe07f1073433e647fa7f04
SHA1 hash: a45b7d0041176e4493e22cf11df2c49d0502405d
MD5 hash: a99cdb566469e62bfec59abd071fc47a
humanhash: neptune-london-eleven-thirteen
File name:Document.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:855'040 bytes
First seen:2021-09-13 18:21:18 UTC
Last seen:2021-09-13 22:16:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 4ff77f39ae1ec37d413fa1e15e4c4ad3 (3 x RemcosRAT, 2 x NetWire, 1 x BitRAT)
ssdeep 12288:Kz9igLiYnwThUprpw7/+mxgL5xUpWFvGwEcY8jAbfZ8uD:KEAiZUprpw73KSMV//ifZ
Threatray 1'133 similar samples on MalwareBazaar
TLSH T181057DE2D6C1C8B1D0360634EC7A7E84146EBE9826459D4F0BD9FF976BB13A438D502B
dhash icon 274e4d3305010141 (7 x RemcosRAT, 2 x NetWire, 2 x Formbook)
Reporter abuse_ch
Tags:exe NetWire RAT


Avatar
abuse_ch
NetWire C2:
185.236.203.119:6655

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
185.236.203.119:6655 https://threatfox.abuse.ch/ioc/221297/

Intelligence

File Origin
# of uploads :
2
# of downloads :
685
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Document.exe
Verdict:
Malicious activity
Analysis date:
2021-09-13 18:22:47 UTC
Tags:
trojan rat netwire
Link:
https://app.any.run/tasks/606d2ea1-17fb-46b1-87d8-761e2987321d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NetWire
Create hunting rule
Link:
https://www.capesandbox.com/analysis/187551/
Detection(s):
PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm keylogger
Link:
https://www.filescan.io/uploads/617504e3a9d585e6d5370ad1/reports/158737a2-7763-4e8b-a846-070939850cc4/overview
Malware family:
NetWire RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4509b9a6-7193-47b8-98a4-7eb9855f260c
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/850065
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Internet Explorer form passwords
Creates a thread in another existing process (thread injection)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected NetWire RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 482492 Sample: Document.exe Startdate: 13/09/2021 Architecture: WINDOWS Score: 100 39 Found malware configuration 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Yara detected NetWire RAT 2->43 45 6 other signatures 2->45 8 Document.exe 19 2->8         started        process3 dnsIp4 31 onedrive.live.com 8->31 33 n8mgda.dm.files.1drv.com 8->33 35 dm-files.fe.1drv.com 8->35 47 Writes to foreign memory regions 8->47 49 Allocates memory in foreign processes 8->49 51 Creates a thread in another existing process (thread injection) 8->51 53 Injects a PE file into a foreign processes 8->53 12 ieinstal.exe 2 8->12         started        15 cmd.exe 1 8->15         started        17 cmd.exe 1 8->17         started        signatures5 process6 dnsIp7 37 liquor02.ddns.net 185.236.203.119, 49749, 6655 M247GB Romania 12->37 19 reg.exe 1 15->19         started        21 conhost.exe 15->21         started        23 cmd.exe 1 17->23         started        25 conhost.exe 17->25         started        process8 process9 27 conhost.exe 19->27         started        29 conhost.exe 23->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cb45a1fa42ec6487320c453174b6e4106a170cac243c8c74d3a66d3a9cb320f3/
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=znc2d6sc5rsiomqmiuyxjnxecbvbodfmeq6iy5gtuzwtvhftedzq._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
0f67fd50b46ca7283dc172211a42e3ffab7b524a1e2e23433c34c88e657cd364
NetWire
27fc1cbcf702e483b8eec78bc2605e0d45dda7f0dae2c0adcd6f90b396a1151e
NetWire
abd18b2d7cfc702e56442f2549808b301f2e0fc214cdf2230d5fbefc9620fd42
NetWire
bd62e723aff056a5f6dd9b9ece4f5ea4bae0a50cc3bdd5f4228fb265c2a96170
NetWire
c657a69c6832a40ff81651b72dde98ebd3dd5cece06ee57afe835370a2d51a3a
NetWire
cb9713e99535b6589f62d352c0a22488ae19d4b02df7f33e3fc052e9c8414481
NetWire
cf2aec2969353dc99a7f715ac818212b42b8cff7a58c9109442f2c65ff62de42
NetWire
d2e59bc33911a374a68ae6c312b06284b82ced9a41dca1e05aa0cabf839029d0
NetWire
dfc8f0a7456a2b40908d901c2468d372bd859abda04e50ef4cf45ec84668cdcb
NetWire
e805423ef1971ad60f2cf93dd0845f3bc13fb5bce5dc3b3b3e39f56c4f9142e7
NetWire
+ 1'123 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
family:netwire botnet stealer
Link:
https://tria.ge/reports/210913-wzxb1aecc6/
Behaviour
Modifies registry key
Suspicious use of WriteProcessMemory
Netwire
Unpacked files
SH256 hash:
519197f521aa39b7a7ab34b4500a304a7329d967115c2e48fe1b6eb201e39af1
MD5 hash:
3da921c9355d01d335cf03159a950030
SHA1 hash:
3be3f4ea8f289a123dcd1f6ac97c6f34a503c9cf
Link:
https://www.unpac.me/results/b2bb7433-c6b8-4b94-a321-c4543dcc7673/
SH256 hash:
cb45a1fa42ec6487320c453174b6e4106a170cac243c8c74d3a66d3a9cb320f3
MD5 hash:
a99cdb566469e62bfec59abd071fc47a
SHA1 hash:
a45b7d0041176e4493e22cf11df2c49d0502405d
Link:
https://www.unpac.me/results/b2bb7433-c6b8-4b94-a321-c4543dcc7673/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/cb45a1fa42ec/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/cb45a1fa42ec6487320c453174b6e4106a170cac243c8c74d3a66d3a9cb320f3

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:APT_ArtraDownloader2_Aug19_1
Create hunting rule
Author:Florian Roth
Description:Detects ArtraDownloader malware
Reference:https://unit42.paloaltonetworks.com/multiple-artradownloader-variants-used-by-bitter-to-target-pakistan/
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_UACBypass_EnvVarScheduledTasks
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC (ab)using Environment Variables in Scheduled Tasks
Rule name:MALWARE_Win_NetWire
Create hunting rule
Author:ditekSHen
Description:Detects NetWire RAT
Rule name:MAL_ArtraDownloader2_Aug19_1_RID30FB
Create hunting rule
Author:Florian Roth
Description:Detects ArtraDownloader malware
Reference:https://unit42.paloaltonetworks.com/multiple-artradownloader-variants-used-by-bitter-to-target-pakistan/
Rule name:win_netwire_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.netwire.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/187551/

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