MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d. 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: 17


Intelligence 17 IOCs YARA 14 File information Comments
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SHA256 hash: 4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d
SHA3-384 hash: b6fbcb0e2021fe07f41dfa18b342842644b327f2bc3632954f4b46051edc7e58932b01350eb171e82ed686494ff30355
SHA1 hash: 684c15aafa303d2981df847bd6db850d11cb8033
MD5 hash: acfbdfc45a53bd23e38ab43e3eb1ca68
humanhash: november-utah-alabama-high
File name:SecuriteInfo.com.Trojan.PackedNET.2604.2342.12917
Download: download sample
Signature AgentTesla
Create hunting rule
File size:720'384 bytes
First seen:2024-01-03 05:14:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'664 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:8Bdeh8V/AyAy5mKE3vgzFqPR2TZOGiIBHu8Jh4E5t3RreZuYSo78ucYtQ5:8Bd7vV5XswFq0unQhV5d6uvo7h0
Threatray 4'246 similar samples on MalwareBazaar
TLSH T18FE41245779ECB6BDEF517BA62B1694203B6E40E2472FB0D4DA251CD89A2B04C3D1F23
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 40b1796969697100 (3 x AgentTesla)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
338
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d.exe
Verdict:
Malicious activity
Analysis date:
2024-01-03 05:35:02 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/3a3aae03-f564-40a9-b62c-0ccb9f88fb79

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2604.2342.12917.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Reading critical registry keys
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6594ed57b4e856b728324444/reports/d472311a-c8d2-4e6a-89e0-6c8f56a02d0d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d
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/3c296e8e-cce9-4a2b-8bda-6da30d3e614a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1369145
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1369145 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 03/01/2024 Architecture: WINDOWS Score: 100 31 us2.smtp.mailhostbox.com 2->31 33 api4.ipify.org 2->33 35 api.ipify.org 2->35 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 7 other signatures 2->57 7 SecuriteInfo.com.Trojan.PackedNET.2604.2342.12917.exe 3 2->7         started        10 NouyJ.exe 3 2->10         started        12 NouyJ.exe 2 2->12         started        signatures3 process4 signatures5 59 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->59 61 Injects a PE file into a foreign processes 7->61 14 SecuriteInfo.com.Trojan.PackedNET.2604.2342.12917.exe 16 5 7->14         started        19 SecuriteInfo.com.Trojan.PackedNET.2604.2342.12917.exe 7->19         started        21 SecuriteInfo.com.Trojan.PackedNET.2604.2342.12917.exe 7->21         started        63 Multi AV Scanner detection for dropped file 10->63 65 Machine Learning detection for dropped file 10->65 23 NouyJ.exe 14 2 10->23         started        25 NouyJ.exe 12->25         started        process6 dnsIp7 37 api4.ipify.org 104.237.62.212, 443, 49706, 49711 WEBNXUS United States 14->37 39 us2.smtp.mailhostbox.com 208.91.198.143, 49708, 49713, 49721 PUBLIC-DOMAIN-REGISTRYUS United States 14->39 27 C:\Users\user\AppData\Roaming\...27ouyJ.exe, PE32 14->27 dropped 29 C:\Users\user\...29ouyJ.exe:Zone.Identifier, ASCII 14->29 dropped 41 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->41 43 Tries to steal Mail credentials (via file / registry access) 14->43 45 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->45 47 Tries to harvest and steal browser information (history, passwords, etc) 25->47 49 Installs a global keyboard hook 25->49 file8 signatures9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-01-03 03:30:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
17 of 35 (48.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jzjr4ngicmsfpnexmu6wt5pp4fwjljsrvifep2flr5lk2hzvwuoq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d
AgentTesla
60b0830b3d046627ac7d33aed8c3c8aa871d0f235c831ef9acd14f938faa0a0f
AgentTesla
7316b0e5c95d1ff17274693f4681e7920d6305079d5833c96acf54d724852651
AgentTesla
8694e70e25489684dd115cacc569dcec2d1aacf86d97c395b7475db75f7c711f
AgentTesla
bdcf891f483abf731c4d428bc1cc7a82dc9d4d5e585c0082ab5a3031a2297f73
AgentTesla
da75778d7ebfe9d20f3f4e0d39691afbbf0aab526d509dae99010c92381c042a
AgentTesla
f7e5bc980e9a7659ba8aedcb0e5ec208b13d807657ceaeb276db2f5ddeb0b2cf
AgentTesla
+ 4'236 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/240103-g68ahsegh4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
4c6468915e99e8ab4a2f9c03736f1dd19a220d8e27ea0f8e4b9eb5837f0b58e1
MD5 hash:
e866850e734df6081631df666cb0ce45
SHA1 hash:
ba3f6e6db3560e67e2a869f7547e525fe8b29c0e
Link:
https://www.unpac.me/results/3c067263-aee1-4eea-88e6-d46591709c42/
SH256 hash:
cf4df1120b4646e5c298f62a80544e12b89b1dc6cd9cc97310b2f98982c42f90
MD5 hash:
a5dc3e8471c18518f708147bb4799488
SHA1 hash:
97c2014cbc49f24e35c314db8886e531a0d3e10a
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/3c067263-aee1-4eea-88e6-d46591709c42/
Parent samples :
bdcf891f483abf731c4d428bc1cc7a82dc9d4d5e585c0082ab5a3031a2297f73
f7e5bc980e9a7659ba8aedcb0e5ec208b13d807657ceaeb276db2f5ddeb0b2cf
4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d
052b4eda2c31d34095e1fc77adf582681b3659a77cfb5ed167af380d6f08d9db
f7cdedd0c2255acdeec852eac9d0f27167cc48eff1d92d34fe099f3c7f21ae9a
affaae9ae22127b74b0ff16f553a8de07baf4b4a72d4b179d5adf9775a65f4ff
135a046874c7621664f5259d83120e71c426fb40d54104a27a6fd25cb5d2f9c9
4000571c4d2e02e55de74268eb9477d61f9f506c567a3eeb55ab7b68b395959d
7f6c8b5906b46483358eac0fe419f28cab57e935d8cb0bb0abf4fb0d3e1714a4
37b76e89fcb5bbc28f1984b6bdd58a16e034dc49357dbced7d2aa1a6a25daa17
cd5afb25fb90fab49b4623b7d2005004fabec7c32685c3ac056919e56aaed18c
089463f7438aada6e397465f3951fd3ac4b5cdae44e8e88e6bc7620005b2b418
32f09ba1f13e6344e1eee8a59c0111e01fa260fb003260e95e42d36c849894c9
SH256 hash:
21afe82a0b71ee589c26f32dc88e0a6e22817f21194b2a83f1807c6cecc8c818
MD5 hash:
440bb4db146ccb1161ac2bcf365d7676
SHA1 hash:
506eda511b46df6e95d86861e70fda81307f8623
Link:
https://www.unpac.me/results/3c067263-aee1-4eea-88e6-d46591709c42/
SH256 hash:
e3973e1ee67344b471a4128eb0a75130d998b2b264020c683a30d6d87fd36cef
MD5 hash:
85c7adc2c8aafce99cfa79273e7f2c15
SHA1 hash:
423e69f957633b64d84564c78ae0a65be84153fc
Link:
https://www.unpac.me/results/3c067263-aee1-4eea-88e6-d46591709c42/
SH256 hash:
8c53e1be71ffaf7235874c293b45ffe55153f4caad709d1d38e1227b43f66b10
MD5 hash:
cf03f0a7f395fda8e93c3d85d3e78566
SHA1 hash:
42299591d8e38086bfa72406ec8fb5c8da50b936
Link:
https://www.unpac.me/results/3c067263-aee1-4eea-88e6-d46591709c42/
SH256 hash:
4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d
MD5 hash:
acfbdfc45a53bd23e38ab43e3eb1ca68
SHA1 hash:
684c15aafa303d2981df847bd6db850d11cb8033
Link:
https://www.unpac.me/results/3c067263-aee1-4eea-88e6-d46591709c42/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4e531e34c813/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/4e531e34c8132457b497653d69f5efe16c95a651aa0a47e8ab8f56ad1f35b51d

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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.

Comments