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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e0b6bc3a80979c9698dc1a45ec43f00b0a35841706e1414fb29996eb57962c44. 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: 15


Intelligence 15 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e0b6bc3a80979c9698dc1a45ec43f00b0a35841706e1414fb29996eb57962c44
SHA3-384 hash: 15d04e1a1b58d63896d5e7a8424a058a9a3d28c74a4174f9b7aa7ae96f1a0e5ed39749fbad26ec6b5a7dad3ed7217dd9
SHA1 hash: efaefb940f47210dd0a3e9483aede0d9d5ce8a52
MD5 hash: 648e9dc18a8bd5dda03ca12f4f2768e7
humanhash: sodium-freddie-finch-zulu
File name:RtJT2FrE.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:131'072 bytes
First seen:2022-08-10 19:51:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 5f0c90c109d16124e83cb7a25caef54f (28 x RemcosRAT, 1 x FormBook, 1 x NetWire)
ssdeep 3072:mhh1qaSs6IF9OK4b80S2Van4Va1cpcQjed5OzqhUna:+h1qn3IF9Obbj/a1cpcQjeHOzqhUn
TLSH T10AD3FA6BB60B80A3E863027046507B72EEBCBC331A5D515BE7E4D4411DF588E9066AFF
TrID 33.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
17.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
14.0% (.SCR) Windows screen saver (13101/52/3)
11.2% (.EXE) Win64 Executable (generic) (10523/12/4)
7.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
File icon (PE):PE icon
dhash icon d4a22b2e0792f0f0 (26 x RemcosRAT, 1 x NetWire)
Reporter pmelson
Tags:exe NetWire remcos

Intelligence

File Origin
# of uploads :
1
# of downloads :
377
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
RtJT2FrE.exe
Verdict:
Malicious activity
Analysis date:
2022-08-10 19:52:48 UTC
Tags:
rat remcos keylogger
Link:
https://app.any.run/tasks/f329fc43-dc83-4f5d-8df9-2868a6f23155

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/297743/
Detection(s):
SecuriteInfo.com.Trojan.Siggen8.46567.11590.23328.UNOFFICIAL
Create hunting rule

Win.Malware.Rescoms-6598304-0
Create hunting rule

Win.Trojan.Remcos-9763891-0
Create hunting rule

Win.Trojan.Remcos-9841897-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching cmd.exe command interpreter
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Launching a process
Changing a file
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Sending a custom TCP request
Running batch commands
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Blocking the User Account Control
Setting a global event handler for the keyboard
Enabling autorun
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/28562/overview
Behaviour
MalwareBazaar
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/33c57aa0-fb36-4f84-acd0-d5bbd3cad909
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1049561
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates an autostart registry key pointing to binary in C:\Windows
Creates an undocumented autostart registry key
Detected Remcos RAT
Drops executables to the windows directory (C:\Windows) and starts them
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses cmd line tools excessively to alter registry or file data
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 682055 Sample: RtJT2FrE.exe Startdate: 10/08/2022 Architecture: WINDOWS Score: 100 78 Multi AV Scanner detection for domain / URL 2->78 80 Malicious sample detected (through community Yara rule) 2->80 82 Antivirus detection for URL or domain 2->82 84 7 other signatures 2->84 10 RtJT2FrE.exe 7 5 2->10         started        14 sys.exe 1 1 2->14         started        16 sys.exe 1 1 2->16         started        18 2 other processes 2->18 process3 file4 72 C:\Windows\SysWOW64\sys\sys.exe, PE32 10->72 dropped 74 C:\Windows\...\sys.exe:Zone.Identifier, ASCII 10->74 dropped 76 C:\Users\user\AppData\Local\...\install.vbs, data 10->76 dropped 98 Creates an undocumented autostart registry key 10->98 100 Contains functionalty to change the wallpaper 10->100 102 Contains functionality to steal Chrome passwords or cookies 10->102 112 4 other signatures 10->112 20 wscript.exe 1 10->20         started        22 cmd.exe 1 10->22         started        104 Detected Remcos RAT 14->104 106 Writes to foreign memory regions 14->106 108 Allocates memory in foreign processes 14->108 25 cmd.exe 1 14->25         started        27 iexplore.exe 14->27         started        110 Injects a PE file into a foreign processes 16->110 29 cmd.exe 1 16->29         started        31 iexplore.exe 16->31         started        33 cmd.exe 1 18->33         started        35 cmd.exe 18->35         started        37 2 other processes 18->37 signatures5 process6 signatures7 39 cmd.exe 1 20->39         started        86 Uses cmd line tools excessively to alter registry or file data 22->86 42 conhost.exe 22->42         started        44 reg.exe 1 22->44         started        46 conhost.exe 25->46         started        48 reg.exe 1 25->48         started        50 conhost.exe 29->50         started        52 reg.exe 1 29->52         started        54 2 other processes 33->54 56 2 other processes 35->56 process8 signatures9 88 Drops executables to the windows directory (C:\Windows) and starts them 39->88 58 sys.exe 3 1 39->58         started        61 conhost.exe 39->61         started        process10 signatures11 90 Antivirus detection for dropped file 58->90 92 Multi AV Scanner detection for dropped file 58->92 94 Detected Remcos RAT 58->94 96 8 other signatures 58->96 63 cmd.exe 1 58->63         started        66 iexplore.exe 58->66         started        process12 signatures13 114 Uses cmd line tools excessively to alter registry or file data 63->114 68 conhost.exe 63->68         started        70 reg.exe 1 63->70         started        process14
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e0b6bc3a80979c9698dc1a45ec43f00b0a35841706e1414fb29996eb57962c44/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2019-10-14 16:21:33 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
33 of 40 (82.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4c3lyouas6ojngg4djc6yq7qbmfdlbaxa3quct5stglowv4wfrca._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:system evasion persistence rat trojan
Link:
https://tria.ge/reports/220810-yldnvagce4/
Behaviour
Modifies registry class
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in System32 directory
Suspicious use of SetThreadContext
Adds Run key to start application
Modifies WinLogon
Checks computer location settings
Loads dropped DLL
Adds policy Run key to start application
Executes dropped EXE
Modifies WinLogon for persistence
Remcos
UAC bypass
Malware Config
C2 Extraction:
213.152.161.40:8733
109.202.103.170:8733
213.152.162.89:8733
213.152.162.109:8733
213.152.161.239:8733
213.152.162.69:8733
Unpacked files
SH256 hash:
e0b6bc3a80979c9698dc1a45ec43f00b0a35841706e1414fb29996eb57962c44
MD5 hash:
648e9dc18a8bd5dda03ca12f4f2768e7
SHA1 hash:
efaefb940f47210dd0a3e9483aede0d9d5ce8a52
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/bed09cfe-6d7f-4c37-ba41-3e54cfa7c997/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e0b6bc3a8097/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/e0b6bc3a80979c9698dc1a45ec43f00b0a35841706e1414fb29996eb57962c44

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:ach_RemcosRAT
Create hunting rule
Author:abuse.ch
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:malware_Remcos_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:SUSP_VBS_Wscript_Shell
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the definition of 'Wscript.Shell' which is often used by Malware, FPs are possible and commmon
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

File information

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

Web download

NetWire

Executable exe e0b6bc3a80979c9698dc1a45ec43f00b0a35841706e1414fb29996eb57962c44

(this sample)

  
Link
https://www.virustotal.com/gui/file/e0b6bc3a80979c9698dc1a45ec43f00b0a35841706e1414fb29996eb57962c44/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/297743/

Comments