MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8a98f6720565d1ac05e9c1342e5bd669f46afe61626172cf4a692dd40822294. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8a98f6720565d1ac05e9c1342e5bd669f46afe61626172cf4a692dd40822294
SHA3-384 hash: 53528743bf3c301f589e4818da3c39d906fae4b8eee9518bd854960dd073c1780f97845e81e120e02b071619b93288e2
SHA1 hash: b63edae9d5cfa8f78932e4c7bb951ebdad2b18ac
MD5 hash: 6fbdc31300b2a03377976b3868682ffc
humanhash: mexico-july-nine-jersey
File name:První kopie.docx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'288'192 bytes
First seen:2023-07-12 13:31:34 UTC
Last seen:2023-07-12 14:42:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:iAcZEvFFoy8+hVNokyyXb9SpIVFLuFCfERGq+9Vgw15L8bc+jFo:rFl8+xo8LMOLnfERGXVgw15Qbck
Threatray 520 similar samples on MalwareBazaar
TLSH T1BC550140F2C8AEF7C419817DD47BD6441237AFB69A358D1926AE740D14B3382B4ABD2F
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)
File icon (PE):PE icon
dhash icon d2eaeaeaeab2ead2 (1 x AgentTesla)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla FTP exfil server:
ftp.svetigeorgije.co.rs:21

Intelligence

File Origin
# of uploads :
2
# of downloads :
272
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
První kopie.docx.exe
Verdict:
Malicious activity
Analysis date:
2023-07-12 13:34:29 UTC
Tags:
rat agenttesla stealer
Link:
https://app.any.run/tasks/51b07e19-4333-4851-b3ed-01e9e03e0db5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
zgRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/416845/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.31966.29395.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %AppData% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f8a98f6720565d1ac05e9c1342e5bd669f46afe61626172cf4a692dd40822294
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/d92d885c-89d5-4a6b-9863-5a458d505aa4
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1271789
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Connects to many ports of the same IP (likely port scanning)
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
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1271789 Sample: Prvn#U00ed_kopie.docx.exe Startdate: 12/07/2023 Architecture: WINDOWS Score: 100 32 Snort IDS alert for network traffic 2->32 34 Multi AV Scanner detection for domain / URL 2->34 36 Found malware configuration 2->36 38 11 other signatures 2->38 6 Prvn#U00ed_kopie.docx.exe 1 5 2->6         started        10 Pcegbvsgr.exe 5 2->10         started        12 Pcegbvsgr.exe 4 2->12         started        process3 file4 24 C:\Users\user\AppData\Roaming\Pcegbvsgr.exe, PE32 6->24 dropped 26 C:\Users\...\Pcegbvsgr.exe:Zone.Identifier, ASCII 6->26 dropped 28 C:\Users\...\Prvn#U00ed_kopie.docx.exe.log, ASCII 6->28 dropped 40 Writes to foreign memory regions 6->40 42 Injects a PE file into a foreign processes 6->42 14 InstallUtil.exe 15 2 6->14         started        18 InstallUtil.exe 6->18         started        44 Multi AV Scanner detection for dropped file 10->44 46 Machine Learning detection for dropped file 10->46 20 InstallUtil.exe 2 10->20         started        22 InstallUtil.exe 2 12->22         started        signatures5 process6 dnsIp7 30 ftp.svetigeorgije.co.rs 157.90.84.32, 21, 49699, 49700 REDIRISRedIRISAutonomousSystemES United States 14->30 48 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->48 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->50 52 Tries to steal Mail credentials (via file / registry access) 22->52 54 Tries to harvest and steal browser information (history, passwords, etc) 22->54 signatures8
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f8a98f6720565d1ac05e9c1342e5bd669f46afe61626172cf4a692dd40822294/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-12 07:24:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7cuy6zzakzorvqc6tqjufzn5m2punl7gcytbolhuu2jn2qecekka._file
Verdict:
malicious
Similar samples:
0cfa378be0ba59aeb6d4f75ec7f8e97d26794d5a4cc3258ded80117020226c96
AgentTesla
114210ddeecbf5dd4320338e5a3c5a156841ae1390732a2b71e324f161e32932
AgentTesla
26824a60b529f933c81dbd8c9da85bf8962feab2a7c99dc7ee30723598836d5f
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509ab6d6f1089879e023ce06a093219765d41c19e2f6252f5ae7bd276483733d
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53e891f9b9098e2f7f29c3129ff55d16faa213ac9d07efbb5443d0d42809adf2
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5a5a319ca5b87830194f44e67172d9f867c9edaff6fde5c17f0d5a245d3d1f15
AgentTesla
7e9ed4d997f5a2c2d35cb8c49f66625eb37d3711906dc39dfc6e34319ad3a2cc
AgentTesla
97b9d63fe195249b2862a13c72cc88f4cb736f846eb91188de18984c231d168b
AgentTesla
bcb2528d58e8bcd3f65736f4de189999f481e9e0968a5ff2adf404105e0e20d5
AgentTesla
fdebc445fec70be18126e1a19174c6db08efaf88a62da477e91c078fe01df740
AgentTesla
+ 510 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
collection persistence
Link:
https://tria.ge/reports/230712-qsyctsed6y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Unpacked files
SH256 hash:
ed441b3d0a5fb6e5410fedcaccd86a300f64f2aed7c0be71fbf9d7a74850ef95
MD5 hash:
235e9fdd50b387bbfd4718b11d353e34
SHA1 hash:
ea3b2c2345202c2e7764a1d53b0a40969c51e720
Link:
https://www.unpac.me/results/2d08813b-d3c4-490b-a2fb-d54bbcd0dce2/
SH256 hash:
39393987bc3e77d27ae1028570676450fbc704fd59338c9c40945ca93a4e9526
MD5 hash:
5907e4ef751901ad4588cfb6d92f473e
SHA1 hash:
c0a8550d5e43c881a648a3935f2ebb9f52709467
Link:
https://www.unpac.me/results/2d08813b-d3c4-490b-a2fb-d54bbcd0dce2/
SH256 hash:
d80967779599826724815143a225c756ccd55c25b7a80b2dadebf80410973030
MD5 hash:
587539e329bb78a1a31bac94cfc41677
SHA1 hash:
569fc13466a0780a6f3d6848ca5318f9f7f008f6
Link:
https://www.unpac.me/results/2d08813b-d3c4-490b-a2fb-d54bbcd0dce2/
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/2d08813b-d3c4-490b-a2fb-d54bbcd0dce2/
SH256 hash:
f8a98f6720565d1ac05e9c1342e5bd669f46afe61626172cf4a692dd40822294
MD5 hash:
6fbdc31300b2a03377976b3868682ffc
SHA1 hash:
b63edae9d5cfa8f78932e4c7bb951ebdad2b18ac
Link:
https://www.unpac.me/results/2d08813b-d3c4-490b-a2fb-d54bbcd0dce2/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f8a98f672056/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/f8a98f6720565d1ac05e9c1342e5bd669f46afe61626172cf4a692dd40822294

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

AgentTesla

Executable exe f8a98f6720565d1ac05e9c1342e5bd669f46afe61626172cf4a692dd40822294

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/416845/

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