MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c687dcb5a0a34be93b34f8a28fdd70c929aa92815480383640b4c8f79edd4e1d. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c687dcb5a0a34be93b34f8a28fdd70c929aa92815480383640b4c8f79edd4e1d
SHA3-384 hash: 9d3cc25a9cd168bc86255f8b8c9ada874dc9c87f2eecb4c835c415b94460084609c87fa5ea6e11b151b7d67b18ef5d49
SHA1 hash: b77d0f43a3b2df7eb56234f477a502a3d3ce3edb
MD5 hash: ac6b0cfa28b1f13f4ca69b7a6e74c82c
humanhash: michigan-sad-florida-tennessee
File name:RECHNUNG99787383.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:877'568 bytes
First seen:2022-08-16 09:19:13 UTC
Last seen:2022-08-16 10:44:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'614 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:8tnVui3djO0lJ6PieCvuNva6Llu+oDhK6P:8hVuitjDf6PgvwyZ+o4
TLSH T17515013036F89252E57A83F9646998850BF07C7AED28CA6CBCD671CF0871BC76141A1F
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 4a525252dac96c12 (2 x NetWire)
Reporter lowmal3
Tags:exe NetWire

Intelligence

File Origin
# of uploads :
3
# of downloads :
299
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
netwire
Create hunting rule
ID:
1
File name:
RECHNUNG99787383.exe
Verdict:
Malicious activity
Analysis date:
2022-08-16 09:20:18 UTC
Tags:
trojan netwire
Link:
https://app.any.run/tasks/555d19e1-a016-49bf-b4ff-7c31c83d1696

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/298982/
Detection(s):
SecuriteInfo.com.BackDoor.RatNET.2.5777.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.W32.AIDetectNet.01.12627.30770.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62fb6182493dc2f89c9b13cb/reports/ffd48272-3697-4353-96fe-bd9003c3d482/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/01c0d6c6-af65-483d-850d-b1a3c5f75dd7
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1052161
Signature
.NET source code contains potential unpacker
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Self deletion via cmd or bat file
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses dynamic DNS services
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
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: 684673 Sample: RECHNUNG99787383.exe Startdate: 16/08/2022 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic 2->51 53 Multi AV Scanner detection for domain / URL 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 10 other signatures 2->57 8 RECHNUNG99787383.exe 7 2->8         started        process3 file4 35 C:\Users\user\AppData\...\DYRJjnsaww.exe, PE32 8->35 dropped 37 C:\Users\...\DYRJjnsaww.exe:Zone.Identifier, ASCII 8->37 dropped 39 C:\Users\user\AppData\Local\...\tmp7424.tmp, XML 8->39 dropped 41 C:\Users\user\...\RECHNUNG99787383.exe.log, ASCII 8->41 dropped 63 Self deletion via cmd or bat file 8->63 65 Uses schtasks.exe or at.exe to add and modify task schedules 8->65 67 Adds a directory exclusion to Windows Defender 8->67 69 Injects a PE file into a foreign processes 8->69 12 RECHNUNG99787383.exe 2 3 8->12         started        17 powershell.exe 23 8->17         started        19 schtasks.exe 1 8->19         started        signatures5 process6 dnsIp7 47 xman2.duckdns.org 154.53.40.254, 4433, 49778 COGENT-174US United States 12->47 43 C:\Users\user\AppData\Local\...\LoginDataCopy, SQLite 12->43 dropped 45 C:\Users\user\AppData\Roaming\...\sqlite3.dll, PE32 12->45 dropped 71 Tries to steal Mail credentials (via file / registry access) 12->71 73 Tries to harvest and steal browser information (history, passwords, etc) 12->73 21 cmd.exe 1 12->21         started        24 BackgroundTransferHost.exe 13 12->24         started        26 conhost.exe 17->26         started        28 conhost.exe 19->28         started        file8 signatures9 process10 signatures11 59 Uses ping.exe to sleep 21->59 61 Uses ping.exe to check the status of other devices and networks 21->61 30 PING.EXE 1 21->30         started        33 conhost.exe 21->33         started        process12 dnsIp13 49 1.1.1.1 CLOUDFLARENETUS Australia 30->49
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c687dcb5a0a34be93b34f8a28fdd70c929aa92815480383640b4c8f79edd4e1d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-16 08:52:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=y2d5znnaunf6sozu7cri7xlqzeu2veubksadqnsawtepphw5jyoq._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
family:netwire botnet rat stealer
Link:
https://tria.ge/reports/220816-larecaaab7/
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:
xman2.duckdns.org:4433
xman2.duckdns.org:4411
xman2.duckdns.org:4422
Unpacked files
SH256 hash:
50131c7749917288a5486d91c17cbf38067bedc7c2857ac07c48f8d557ddeb43
MD5 hash:
5dceb5cbf0589e2fad5e7e7c37df85f2
SHA1 hash:
af1cc53be68804e942afb576714b0e45c78f2532
Detections:
win_netwire_g1
Create hunting rule
Netwire
Create hunting rule
Link:
https://www.unpac.me/results/aa63e0c9-35d2-4857-ab5e-e6394d25a6b7/
SH256 hash:
2560cf10a422672987342c4d4b370c4c16b7217fe8e1a32b233ff7b7ca39f9fb
MD5 hash:
0ca493a1e5005a6942567cf5fd6f4675
SHA1 hash:
4ed4cd814b1b2b61d0671b8b11e6c81fef6dca8f
Detections:
win_netwire_g1
Create hunting rule
win_vigilant_cleaner_auto
Create hunting rule
Netwire
Create hunting rule
Link:
https://www.unpac.me/results/aa63e0c9-35d2-4857-ab5e-e6394d25a6b7/
SH256 hash:
bb5e5972205fd1ab542f84e3cf77b7ffdfa0cd5a29784019b01e06dc0c924723
MD5 hash:
253ae7c7a58e103f409fd7ded908737f
SHA1 hash:
c0c4be2d0be0f07f37d6cad923dadfa2e81751d5
Link:
https://www.unpac.me/results/aa63e0c9-35d2-4857-ab5e-e6394d25a6b7/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/aa63e0c9-35d2-4857-ab5e-e6394d25a6b7/
SH256 hash:
1b72d49a5e3db7a7a157408ac93240c7e0316ed7f6ddd10befc1af7e4bf7f68c
MD5 hash:
9c1436a35d82492bd09b6d65e4eaf94a
SHA1 hash:
2177711310aef753f821b881a4ee7f64f3bc9ef8
Link:
https://www.unpac.me/results/aa63e0c9-35d2-4857-ab5e-e6394d25a6b7/
SH256 hash:
c687dcb5a0a34be93b34f8a28fdd70c929aa92815480383640b4c8f79edd4e1d
MD5 hash:
ac6b0cfa28b1f13f4ca69b7a6e74c82c
SHA1 hash:
b77d0f43a3b2df7eb56234f477a502a3d3ce3edb
Link:
https://www.unpac.me/results/aa63e0c9-35d2-4857-ab5e-e6394d25a6b7/
Malware family:
Netwire
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c687dcb5a0a3/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/c687dcb5a0a34be93b34f8a28fdd70c929aa92815480383640b4c8f79edd4e1d

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.

Malspam

NetWire

Executable exe c687dcb5a0a34be93b34f8a28fdd70c929aa92815480383640b4c8f79edd4e1d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/298982/

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