MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa
SHA3-384 hash: c88d9aa5b3d87d79fcd1c1896120a42ac2116b3799e467f920962dc846099caeec64bf0a5591767b1293cd3d11245005
SHA1 hash: d93939b8f58217e681507c24b49b71764c8f5b36
MD5 hash: 285351d02e15696b9025242b21cd4fad
humanhash: beer-eight-muppet-washington
File name:NV003974844.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:731'648 bytes
First seen:2022-07-05 05:22:58 UTC
Last seen:2022-07-05 09:08:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:kEecDdRBePSVM+qGo35i6NYrxcqk4cvT3Fs3/7x6gMuL2B0xqt/ujxkuyPU4sY:kEeadRBZZJcolxZk44T3Fsjc3TtwEPU/
Threatray 2'010 similar samples on MalwareBazaar
TLSH T1B9F41224E6F95B26C4BD87F81561662907F7628F3630E71C8FC678C79A1A3814268F37
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 70f0c4d2d2c4f070 (11 x AgentTesla, 7 x Formbook, 5 x Loki)
Reporter GovCERT_CH
Tags:exe NetWire

Intelligence

File Origin
# of uploads :
3
# of downloads :
326
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NV003974844.7z
Verdict:
Malicious activity
Analysis date:
2022-07-05 07:33:40 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a5e8f52b-b596-4a08-86a9-444dbc8fe403

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.1080.30613.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62c3cafb783441cda1073b92/reports/82115b1b-cd78-42e5-9896-ddce4c3cc1c1/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:
Malicious
Link:
https://analyze.intezer.com/analyses/a13c5c53-20fa-4af5-a737-afecb762f45a
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1024570
Signature
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after checking mutex)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected NetWire RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-07-05 01:34:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=goqz5iohhhpz7oz2t6gyd35wobidhgx4lhseyyi7tdgn2zwmg75a._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
0bd49bd6eef0e96e0dd549eb7e3f4afdc49f6c2f1771ad644bd8d2bc4358b9d9
NetWire
200278c00b708428eb0871bc1dcf4827da6598b15a94e58ac8f296de1957f209
NetWire
2d1e4b59e9abe3b38c9a648d8d9d6097e6c54593c94f43e7d8005143fc422a81
NetWire
3f6c93773e47afcf964b6d01313d63b90dcdb8ac227cd7bb80b232fc924f5aac
NetWire
4e4937d04ce933221fad993e7db49a096f11cefbe11c593da9041d5e375d6119
NetWire
6cfbf205225e6ba71eb7f9d214e2d93d932946eb7ff5821f9027c589a4e2ae77
NetWire
b1b2dbf6aa0264052009067c102812bf5b7851b52c480056481445c0024a7946
NetWire
de7bcd7ffa573ffb32e5523cdea0a0fa39bde98a4610f9e791720fa33bf7207a
NetWire
e28bc747ebb0dc285a8421699d80d05b3265c539a61e54c745777a772b871523
NetWire
fef5b5b2db712c8e2e75ceef178f511cca8e4fa243ea0f18ced547c3c3ea275a
NetWire
+ 2'000 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
family:netwire botnet rat stealer
Link:
https://tria.ge/reports/220705-f25hdsecek/
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
Unpacked files
SH256 hash:
c2d2d239c67fb6fd84228b2e12476e577935501e759ba243c7cf3989426b3527
MD5 hash:
ae8c11a2489a019b2dafbf1f9a3f8737
SHA1 hash:
748e6dea8723485108664db4ebe84ee949e8e8e6
Detections:
win_netwire_g1
Create hunting rule
Link:
https://www.unpac.me/results/ec0e800d-396b-43b8-9871-68db3764b72a/
Parent samples :
33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa
5df825473da5a98d094c7cb03b8e8cb87936eb6a2dbc009920a4e215d085f71c
SH256 hash:
d3b9291d08bd889455270d7e909cd64bbd27379d63740644091f79e153aef62d
MD5 hash:
9d9f32f8017b45f3cd49f097335bfa34
SHA1 hash:
3f1ea5de94a26feacafea7032cbd089a26ca51b3
Link:
https://www.unpac.me/results/ec0e800d-396b-43b8-9871-68db3764b72a/
SH256 hash:
70bb4f8aa7d0a33f8206f78c845fa2bd686c2a0f2b3bd50cd0b6b887a45398ca
MD5 hash:
30d61a3a3e26c2bca2eb766990132d7c
SHA1 hash:
94f9742d5f21b13f7d8d194fe938193cbb6a0d4d
Link:
https://www.unpac.me/results/ec0e800d-396b-43b8-9871-68db3764b72a/
SH256 hash:
3b59fe180dd50e3f3d4fdcbdd4e7a2d4e3e1c85ae43cb4f3716c4be41e9ec2ae
MD5 hash:
9ea556e333e216a65aa09c102f36004f
SHA1 hash:
814c07f1dc68bd61840384aac3aa8346d9f8148f
Link:
https://www.unpac.me/results/ec0e800d-396b-43b8-9871-68db3764b72a/
SH256 hash:
400841882c7acf0028833358e2191babb203da69451f0cee2f73a6d26940cc88
MD5 hash:
951e1190eaab11e85c0fc3e247b0fa6a
SHA1 hash:
0292c523fcda954c46b95e945704c8fd4d5117d0
Link:
https://www.unpac.me/results/ec0e800d-396b-43b8-9871-68db3764b72a/
SH256 hash:
33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa
MD5 hash:
285351d02e15696b9025242b21cd4fad
SHA1 hash:
d93939b8f58217e681507c24b49b71764c8f5b36
Link:
https://www.unpac.me/results/ec0e800d-396b-43b8-9871-68db3764b72a/
Malware family:
Netwire
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/33a19ea1c739/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: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 33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa

(this sample)

  
Dropped by
netwire
  
Delivery method
Distributed via e-mail attachment

Comments