MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589. 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


AgentTesla


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589
SHA3-384 hash: bdd1721087e471b9678071f7c110908407ec5fd1e0d40f9cb2dc41acb36d7b900884e5287bdffea19748e34e3473416f
SHA1 hash: 2fde5ab4959b1a2972f6be00fc5226ff50080ebd
MD5 hash: 3e757ce0c3b972533c787c8b89be194f
humanhash: grey-oranges-alabama-four
File name:30791146258.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:215'040 bytes
First seen:2023-08-14 06:40:09 UTC
Last seen:2023-08-14 13:22:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:/JZN6ixyxL73kVv4U0Lb0RJN401msP6L2AhqX0:/0+yxXWvnkW1HuDg
Threatray 5'561 similar samples on MalwareBazaar
TLSH T11524B43BB65B85F1C2946B36C79B00148371D6C1B7B3D64A7F8E23DA09437A6AC44E4B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
278
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
30791146258.exe
Verdict:
Malicious activity
Analysis date:
2023-08-14 06:42:01 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/05011dcb-6400-4e97-8b45-15c112d549cf

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/442580/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.14035.21908.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Launching a process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control greyware lolbin packed
Link:
https://www.filescan.io/uploads/64d9cc7f2a1db2a88ace88ae/reports/829378a6-6672-483d-85d9-7388834fc821/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589
Result
Verdict:
MALICIOUS
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/02112720-a065-4a16-b061-5377bebe2224
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1290807
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates multiple autostart registry keys
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: MSBuild connects to smtp port
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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1290807 Sample: 30791146258.exe Startdate: 14/08/2023 Architecture: WINDOWS Score: 100 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 9 other signatures 2->62 6 30791146258.exe 16 5 2->6         started        11 Tgtlsw.exe 2->11         started        13 Tgtlsw.exe 14 5 2->13         started        15 2 other processes 2->15 process3 dnsIp4 52 files.catbox.moe 108.181.20.39, 443, 49703, 49718 ASN852CA Canada 6->52 38 C:\Users\user\AppData\Roaming\Tgtlsw.exe, Unknown 6->38 dropped 78 Creates multiple autostart registry keys 6->78 80 Writes to foreign memory regions 6->80 82 Injects a PE file into a foreign processes 6->82 17 MSBuild.exe 16 4 6->17         started        22 MSBuild.exe 6->22         started        24 MSBuild.exe 11->24         started        26 MSBuild.exe 11->26         started        28 MSBuild.exe 11->28         started        54 192.168.2.1 unknown unknown 13->54 84 Antivirus detection for dropped file 13->84 86 Machine Learning detection for dropped file 13->86 30 MSBuild.exe 13->30         started        32 conhost.exe 15->32         started        34 conhost.exe 15->34         started        file5 signatures6 process7 dnsIp8 40 mail92100.maychuemail.com 112.213.92.100, 49712, 49733, 49735 SUPERDATA-AS-VNSUPERDATA-VN Viet Nam 17->40 42 api4.ipify.org 173.231.16.76, 443, 49709 WEBNXUS United States 17->42 44 api.ipify.org 17->44 36 C:\Users\user\AppData\Roaming\...\wSStSI.exe, PE32 17->36 dropped 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->64 66 Tries to steal Mail credentials (via file / registry access) 17->66 68 Creates multiple autostart registry keys 17->68 70 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 22->70 72 May check the online IP address of the machine 22->72 46 api.ipify.org 24->46 74 Tries to harvest and steal browser information (history, passwords, etc) 24->74 76 Hides that the sample has been downloaded from the Internet (zone.identifier) 24->76 48 64.185.227.156, 443, 49732, 49734 WEBNXUS United States 30->48 50 api.ipify.org 30->50 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-08-12 08:10:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6krcrab6zwl4wijapmjqetjyxcikvqbnzpqe7mxmosqqkuf4cweq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
111955a5d7cb6b3059b043fd5cfd02827e0be24723c08133890836fc7b5c6121
AgentTesla
163fdfd91953364306bcf8c6d69cada7306f0452fe3373e3247b5641123a0251
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18d3011645c5f9432db3d23aca3ebfadb856684b28e1cadf2d11cb7e668ed67a
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3a04516d71e6a24f0f20da46230239ca177e6c1d76cb887948344694e2a376a4
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4dd2b1081222991f76595cae95f0e3b47f56b2cef85177fee637a2534196dfc7
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5244fa4cd53ba538933055ee4b4bec7f9579905c61868aac1bead60f773c3108
AgentTesla
a0b6b9a0c87f57a88be1c4d631fb3d4f181eb545e7266d5c7463ff169f4b358b
AgentTesla
ba698cd54cd138ebd1df234e780463070b9e108e980512fb33a857af1c3c6248
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e949856ccd8b9d36fb7c2322f2c09d2a969c0121c9b08361cf16dc08c316d3ad
AgentTesla
eb8e351b8fdaadf5429c19d052428ab81b91170406b937d0f3753e334a757fe3
AgentTesla
+ 5'551 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/230814-hfsb2sab78/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Unpacked files
SH256 hash:
f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589
MD5 hash:
3e757ce0c3b972533c787c8b89be194f
SHA1 hash:
2fde5ab4959b1a2972f6be00fc5226ff50080ebd
Link:
https://www.unpac.me/results/5acf868f-eb14-49a4-9881-5f68c0f9b13f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f2a228803ecd/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/f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589

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:NET
Create hunting rule
Author:malware-lu
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

AgentTesla

Executable exe f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/442580/

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