MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b90d614aa6a712c1c1ae460f35a852005123f2719fa15faf1837e90a8b138d2f. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b90d614aa6a712c1c1ae460f35a852005123f2719fa15faf1837e90a8b138d2f
SHA3-384 hash: 75433382369a9eb1611cb040a3b86a7c17b553424983bd577b2f795c207d92128ea3fbddd2ae9fa5e0dc1030a1ec9500
SHA1 hash: f9a13afff8d8c24a7473f15f571707f4985029fe
MD5 hash: 588ff1584daec7dc32e4bfcc7a9874be
humanhash: fourteen-utah-enemy-winner
File name:e-dekont-html.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:670'208 bytes
First seen:2023-05-15 11:53:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:5gysS+OsvdfLcxrkuhXgazUEhToAWHwHFYiuy7BrJCiy:SOEYxrkuhw0qHwHuy7Brty
Threatray 1'274 similar samples on MalwareBazaar
TLSH T116E4F169F2FA1B67C37983F254A82542073461A76C37D53C5EDE30CAEA07F520A989D3
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 1617481679611648 (14 x AgentTesla, 4 x RemcosRAT, 2 x NanoCore)
Reporter abuse_ch
Tags:AgentTesla exe geo Telegram TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
256
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
e-dekont-html.exe
Verdict:
Malicious activity
Analysis date:
2023-05-15 11:58:24 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/8d6c280d-eaa9-47d8-9276-4fa6613e4249

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/390074/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.1697.152.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
floxif packed threat virus
Link:
https://www.filescan.io/uploads/64621d2218c2b9a49ad2375f/reports/600ad03f-e904-4161-b54f-eee91a8e8176/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b90d614aa6a712c1c1ae460f35a852005123f2719fa15faf1837e90a8b138d2f
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f4350363-9908-4330-89ec-5aff477fd428
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1233675
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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 dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Generic Downloader
Yara detected Telegram RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 866664 Sample: e-dekont-html.exe Startdate: 15/05/2023 Architecture: WINDOWS Score: 100 44 api.telegram.org 2->44 50 Snort IDS alert for network traffic 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 10 other signatures 2->56 8 e-dekont-html.exe 7 2->8         started        12 yijlCCnvpE.exe 5 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\...\yijlCCnvpE.exe, PE32 8->36 dropped 38 C:\Users\...\yijlCCnvpE.exe:Zone.Identifier, ASCII 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmp1430.tmp, XML 8->40 dropped 42 C:\Users\user\...\e-dekont-html.exe.log, ASCII 8->42 dropped 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->58 60 Uses schtasks.exe or at.exe to add and modify task schedules 8->60 62 Adds a directory exclusion to Windows Defender 8->62 14 e-dekont-html.exe 15 2 8->14         started        18 powershell.exe 21 8->18         started        20 powershell.exe 19 8->20         started        22 schtasks.exe 1 8->22         started        64 Multi AV Scanner detection for dropped file 12->64 66 Machine Learning detection for dropped file 12->66 68 Injects a PE file into a foreign processes 12->68 24 yijlCCnvpE.exe 12->24         started        26 schtasks.exe 12->26         started        signatures6 process7 dnsIp8 46 api.telegram.org 149.154.167.220, 443, 49699, 49700 TELEGRAMRU United Kingdom 14->46 48 192.168.2.1 unknown unknown 14->48 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        32 conhost.exe 22->32         started        70 Tries to steal Mail credentials (via file / registry access) 24->70 72 Tries to harvest and steal browser information (history, passwords, etc) 24->72 34 conhost.exe 26->34         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b90d614aa6a712c1c1ae460f35a852005123f2719fa15faf1837e90a8b138d2f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-15 08:13:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xegwcsvgu4jmdqnoiyhtlkcsabish4trt6qv7lyyg7uqvcytruxq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
27981353e3464d563e3395e623e4a3207f4f9bb968a4e207bc8e6cac2971af98
AgentTesla
4164d3bec950ac04c1a2e8edc8b4bccc4526daa5400e011c2622e9b08c720901
AgentTesla
4c88e26f710c4aec376be1d0162bc0edbb5dc0092f5c786c9f5c15b4c5bc9706
AgentTesla
74364dacad18ae5d6930c6b8d3c41210ef3d3c2c7899386c2b2c17d7c84142ec
AgentTesla
b153261c18823db96bfd055e398bac3f7c3853aaa006c2017dc17d13e49e23f1
AgentTesla
d9672edbb45fefa3ca9a12a91c8d27727f3e5262c76cac9efbf67925d6d6fb78
AgentTesla
e9ca300e5f48557e95213ca62c5db6b3484644a1c32f10eb5ff2c49be53c5919
AgentTesla
f6a5112b969d1fa88dbd095df950e3b586b00166c857656c1da21685ab94e093
AgentTesla
ffe8625be597b053616f946809e0bb323a076a044212d8ab8b571b46c02c81c4
AgentTesla
+ 1'264 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230515-n2bt3sfb72/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5322219147:AAE0Z9Lq-g-SXI1X2beYR26iGFyieqMa3DE/sendDocument
Unpacked files
SH256 hash:
e9b87881078098e228777c7468494e9a8df0cfce41250030ebb5f1db2eaf08d5
MD5 hash:
dd7fd73c6a083a82bafa7e9b86800e85
SHA1 hash:
d2720bc2e1eabec08503a54173dbad57cd54ffae
Link:
https://www.unpac.me/results/5c734470-27bd-45bf-841c-0d9c5eb942d3/
SH256 hash:
16c255190eaaf1b60ec7d07abcac5f614ea197cee2416ca9d01bb563c526c87d
MD5 hash:
fb4ed205b442f470bbf10913128efdcb
SHA1 hash:
9a0a4c5ae429769e3253a9a3daefa24270b87a5b
Link:
https://www.unpac.me/results/5c734470-27bd-45bf-841c-0d9c5eb942d3/
Parent samples :
ee57b6fa1e5a3c5ef776b79f32820327bcb3fe1974eeddf65c0eb56131193397
de8c7c543f438af1e7e78096f6873268e9b1a12745edf9c88db07e136163399e
SH256 hash:
ee1b9241f273e25445c34e159609413a4c0155c8dfb6ac01b704d0c03cce3d52
MD5 hash:
88f65ae388436a9b8e00b184289560d9
SHA1 hash:
52697d8f8fb38c8c41c2c5b35122a9b546ca0011
Link:
https://www.unpac.me/results/5c734470-27bd-45bf-841c-0d9c5eb942d3/
SH256 hash:
136019e13a4777ed649fdf0f061e4ad169c91fc210a979eb29b22bc26c56223b
MD5 hash:
7aeaa422e0d009c69824cba4de40c79b
SHA1 hash:
40ff36f198bc61b6151f28451f24558e511042d2
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/5c734470-27bd-45bf-841c-0d9c5eb942d3/
Parent samples :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 hash:
6722a58c81f6d11004e880bd8481acc423bf96afd46bf692f1562cfa4c5852bd
MD5 hash:
d92d2ba953be4be2d6f2bc859ec5c607
SHA1 hash:
05da51752277bd907ebcfb799524ec7655abbc3a
Link:
https://www.unpac.me/results/5c734470-27bd-45bf-841c-0d9c5eb942d3/
SH256 hash:
b90d614aa6a712c1c1ae460f35a852005123f2719fa15faf1837e90a8b138d2f
MD5 hash:
588ff1584daec7dc32e4bfcc7a9874be
SHA1 hash:
f9a13afff8d8c24a7473f15f571707f4985029fe
Link:
https://www.unpac.me/results/5c734470-27bd-45bf-841c-0d9c5eb942d3/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b90d614aa6a7/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

AgentTesla

Executable exe b90d614aa6a712c1c1ae460f35a852005123f2719fa15faf1837e90a8b138d2f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/390074/

Comments