MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21b720127c08d4ba7b5fe44f6c1f555db9b2b98a3adc53b9f63a2fe63e6e5ead. 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: 11

Intelligence 11 IOCs YARA 5 File information Comments

SHA256 hash:	21b720127c08d4ba7b5fe44f6c1f555db9b2b98a3adc53b9f63a2fe63e6e5ead
SHA3-384 hash:	2d63547d29759444138068aaf3d79382685d4f845ec10dfdf61953ab2f6aeca32001b4eb4606f86930144dd2ef04f63a
SHA1 hash:	b25465a07d80934f44c4f94c87848c19aeaa4dec
MD5 hash:	25db6bf1906d3f8e82f2e0be5c84cce5
humanhash:	sad-white-don-oranges
File name:	NEW ORDERS.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	601'088 bytes
First seen:	2020-12-17 08:40:45 UTC
Last seen:	2020-12-17 10:29:32 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:IGRJHi99vowbIa44fw8iwLOrGDjFG1E9eknQ4fuFaM9kEoZsL:v2m89vfyCbFiEMkQ5FsZs
Threatray	48 similar samples on MalwareBazaar
TLSH	C4D4122C769C9B13C81D67FD555220841B76967A3282F70DCFC4A0D62DBB7C08963BAB
Reporter	abuse_ch
Tags:	exe NetWire RAT

abuse_ch

Malspam distributing NetWire:

HELO: cp.cloudinc.co.za
Sending IP: 41.66.169.18
From: DocuStore CC <ro@metroweb.co.za>
Subject: New Order
Attachment: NEW ORDERS.rar (contains "NEW ORDERS.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

288

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

NEW ORDERS.exe

Verdict:

Malicious activity

Analysis date:

2020-12-17 08:54:10 UTC

Tags:

trojan netwire

Link:

https://app.any.run/tasks/5357f9e2-91ad-4a50-b880-a25aff21fedd

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.405.15459.3182.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Creating a file in the %AppData% directory

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Unauthorized injection to a recently created process

Creating a file

Connection attempt

Enabling autorun by creating a file

Result

Gathering data

Result

Threat name:

NetWire

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/565243

Signature

Initial sample is a PE file and has a suspicious name

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: NetWire

Sigma detected: Scheduled temp file as task from temp location

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AntiVM_3

Yara detected Netwire RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

netwire

Link:

https://mwdb.cert.pl/sample/21b720127c08d4ba7b5fe44f6c1f555db9b2b98a3adc53b9f63a2fe63e6e5ead/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-12-17 04:35:32 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=eg3saet4bdklu6274rhwyh2vlw43fomkhlofhopwhix6mptol2wq._file

Verdict:

malicious

Label(s):

netwirerc

Result

Malware family:

netwire

Score:

10/10

Tags:

family:netwire botnet rat stealer

Link:

https://tria.ge/reports/201217-83xa51lbj2/

Behaviour

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

NetWire RAT payload

Netwire

Unpacked files

SH256 hash:

72cb67e4b3b5ab578b53c9004c84a3ba8465e3cbc579c5acfbe3222f56fbd52b

MD5 hash:

972fab345d5087a2cd25b31772c43275

SHA1 hash:

9f89afac6345a5ed12e4ae402961f3976e5e5f3b

Link:

https://www.unpac.me/results/60d9b60f-1cfd-45a7-bf0f-6ae1e308e112/

SH256 hash:

e83cef9cfa4e2ea30e28843e43c60ebf8f6590fb753ad0aa5ed1123c01280527

MD5 hash:

bf99ee5fbf42797bd1ade95b109d634c

SHA1 hash:

e02abfdbca94a24a36b47d49a28360b79aabd294

Link:

https://www.unpac.me/results/60d9b60f-1cfd-45a7-bf0f-6ae1e308e112/

SH256 hash:

69f724418555afa4aa8e1d33faebfd8728457d2bff66a6c2ad94c76d5e244251

MD5 hash:

372c687a4f9e6e1a70756608837c8532

SHA1 hash:

fa8fca98db4fd0a33226fd0cf7f184097222ed7b

Detections:

win_netwire_g1

Link:

https://www.unpac.me/results/60d9b60f-1cfd-45a7-bf0f-6ae1e308e112/

SH256 hash:

21b720127c08d4ba7b5fe44f6c1f555db9b2b98a3adc53b9f63a2fe63e6e5ead

MD5 hash:

25db6bf1906d3f8e82f2e0be5c84cce5

SHA1 hash:

b25465a07d80934f44c4f94c87848c19aeaa4dec

Link:

https://www.unpac.me/results/60d9b60f-1cfd-45a7-bf0f-6ae1e308e112/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Remcos

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/21b720127c08d4ba7b5fe44f6c1f555db9b2b98a3adc53b9f63a2fe63e6e5ead

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:	IPPort_combo_mem Create hunting rule
Author:	James_inthe_box
Description:	IP and port combo

Rule name:	Malicious_BAT_Strings Create hunting rule
Author:	Florian Roth
Description:	Detects a string also used in Netwire RAT auxilliary
Reference:	https://pastebin.com/8qaiyPxs

Rule name:	MAL_unspecified_Jan18_1 Create hunting rule
Author:	Florian Roth
Description:	Detects unspecified malware sample
Reference:	Internal Research

Rule name:	netwire Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect netwire in memory
Reference:	internal research

Rule name:	Suspicious_BAT_Strings Create hunting rule
Author:	Florian Roth
Description:	Detects a string also used in Netwire RAT auxilliary
Reference:	https://pastebin.com/8qaiyPxs