MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b52799c04b901a5376be08a7f5a225eb15b9eb0b3f60f4dbdc8c9a4ae074952e. 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: 12


Intelligence 12 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b52799c04b901a5376be08a7f5a225eb15b9eb0b3f60f4dbdc8c9a4ae074952e
SHA3-384 hash: a4c78d5afdac8b5be50b7c759871bb827996fb19ba09b1137865799b1e9a5580ef54b45625430fd9199649f5c9a920b3
SHA1 hash: 18bb33a684f48e42677c3f81c88f8e2ac3f95a41
MD5 hash: 80fa7c09e010111c3414f108544b2f74
humanhash: happy-zebra-eighteen-pip
File name:BL_0581062003.EXE
Download: download sample
Signature NetWire
Create hunting rule
File size:32'256 bytes
First seen:2022-02-21 11:51:14 UTC
Last seen:2022-02-21 13:19:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 384:m1PJ2y1jlgWQIzll0zJJnGzMgXKsMoqJYwN:8P3yWQIzll0zJJnGzMgXqJF
Threatray 15'225 similar samples on MalwareBazaar
TLSH T125E2FB11A27C01F0FADCCDB46E12D3790A69AC0254B2962AE5CB3CC6F977603CB665F1
File icon (PE):PE icon
dhash icon 27d0d8d4d4d8d027 (24 x AgentTesla, 8 x SnakeKeylogger, 7 x Formbook)
Reporter cocaman
Tags:exe NetWire

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
2.56.56.96:1717 https://threatfox.abuse.ch/ioc/389748/

Intelligence

File Origin
# of uploads :
2
# of downloads :
349
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/242945/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62137ce9ac8ad0468b60a77f/reports/1991350f-bf1e-41c1-a7eb-66a79601af84/overview
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/76ce209c-4f4e-4cdf-9774-6f027d634af1
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/943194
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Found 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
Performs DNS queries to domains with low reputation
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 575672 Sample: BL_0581062003.EXE Startdate: 21/02/2022 Architecture: WINDOWS Score: 100 35 glassqot.xyz 2->35 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Multi AV Scanner detection for domain / URL 2->49 51 Found malware configuration 2->51 53 9 other signatures 2->53 8 BL_0581062003.EXE 16 8 2->8         started        13 Rohktsi.exe 14 2 2->13         started        15 Rohktsi.exe 2 2->15         started        signatures3 process4 dnsIp5 37 35.77.84.215, 49744, 49766, 49770 AMAZON-02US United States 8->37 27 C:\Users\user\AppData\Roaming\...\Rohktsi.exe, PE32 8->27 dropped 29 C:\Users\user\...\Dimjmhwlgpnimurbd.exe, PE32 8->29 dropped 31 C:\Users\user\...\Rohktsi.exe:Zone.Identifier, ASCII 8->31 dropped 33 C:\Users\user\...\BL_0581062003.EXE.log, ASCII 8->33 dropped 55 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->55 17 Dimjmhwlgpnimurbd.exe 14 3 8->17         started        20 BL_0581062003.EXE 2 8->20         started        22 BL_0581062003.EXE 8->22         started        57 Multi AV Scanner detection for dropped file 13->57 59 Machine Learning detection for dropped file 13->59 file6 signatures7 process8 signatures9 41 Multi AV Scanner detection for dropped file 17->41 43 Machine Learning detection for dropped file 17->43 45 Injects a PE file into a foreign processes 17->45 24 Dimjmhwlgpnimurbd.exe 17->24         started        process10 dnsIp11 39 2.56.56.96, 1717, 49786 GBTCLOUDUS Netherlands 24->39
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b52799c04b901a5376be08a7f5a225eb15b9eb0b3f60f4dbdc8c9a4ae074952e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-02-21 11:08:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wutztqclsanfg5v6bct7lirf5mk3t2ylh5qpjw64rsnevydusuxa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 15'215 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220221-n1qlvabbam/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Drops file in Drivers directory
Executes dropped EXE
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://glassqot.xyz/assign/inc/ec9969fc557458.php
Unpacked files
SH256 hash:
b52799c04b901a5376be08a7f5a225eb15b9eb0b3f60f4dbdc8c9a4ae074952e
MD5 hash:
80fa7c09e010111c3414f108544b2f74
SHA1 hash:
18bb33a684f48e42677c3f81c88f8e2ac3f95a41
Link:
https://www.unpac.me/results/f5bcbe71-83a6-41f7-9cd4-c823f9eb6b21/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b52799c04b90/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/b52799c04b901a5376be08a7f5a225eb15b9eb0b3f60f4dbdc8c9a4ae074952e

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

img 922aa3f8b7b898e50ae632d247e24fdab189931d4f866f5c1e06237343a97d35

NetWire

Executable exe b52799c04b901a5376be08a7f5a225eb15b9eb0b3f60f4dbdc8c9a4ae074952e

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 922aa3f8b7b898e50ae632d247e24fdab189931d4f866f5c1e06237343a97d35
Cape
Cape
https://www.capesandbox.com/analysis/242945/

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