MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41. 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: 20


Intelligence 20 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41
SHA3-384 hash: 5da0ed145f4a51af6c182e00de572c970e152012920ae243fe368ff96b54ff9c1adbcb4508f214fee1041dcbacef5617
SHA1 hash: ed74ef4119b983fcccebd8bc7fc8804a86ec9d60
MD5 hash: 12605c0487b4dfaec2828e2dfe81417c
humanhash: ack-sweet-magazine-yankee
File name:SecuriteInfo.com.Win32.CrypterX-gen.29312.2664
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'121'792 bytes
First seen:2024-09-02 04:17:30 UTC
Last seen:2024-09-02 04:20:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 24576:PQOGURtoqDPDekORTOACbfAk+T+7ofDFU:405DekiTNYfA+7GF
Threatray 2'018 similar samples on MalwareBazaar
TLSH T12235F16B3A0CE502C455177C49B5E2B45A3C6C9AA8D2C35B9EDC7EAF78F2B114C34E42
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) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
File icon (PE):PE icon
dhash icon e8d4f0ccccf0d4e8 (3 x RemcosRAT, 1 x SnakeKeylogger, 1 x AgentTesla)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
371
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.CrypterX-gen.29312.2664
Verdict:
Malicious activity
Analysis date:
2024-09-02 04:25:12 UTC
Tags:
stealer evasion telegram exfiltration agenttesla
Link:
https://app.any.run/tasks/d5a234e0-9895-4af4-83e6-0ba4c81602df

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.16691.26398.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66d53c7da0c486d2f793fbcc
Tags:
Discovery Execution Infostealer Network Stealth Heur
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66d53c7acf394bc42d267f1a/reports/43c2f587-71c3-4470-919e-e91a7d3b9320/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41
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/ddc1cdf6-9372-4d0f-b696-f7d329e293b8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1502615
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
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: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, 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 AntiVM3
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1502615 Sample: SecuriteInfo.com.Win32.Cryp... Startdate: 02/09/2024 Architecture: WINDOWS Score: 100 46 api.telegram.org 2->46 48 api.ipify.org 2->48 54 Suricata IDS alerts for network traffic 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 62 11 other signatures 2->62 8 SecuriteInfo.com.Win32.CrypterX-gen.29312.2664.exe 7 2->8         started        12 CtNmwaWFhGYo.exe 5 2->12         started        signatures3 60 Uses the Telegram API (likely for C&C communication) 46->60 process4 file5 38 C:\Users\user\AppData\...\CtNmwaWFhGYo.exe, PE32 8->38 dropped 40 C:\Users\...\CtNmwaWFhGYo.exe:Zone.Identifier, ASCII 8->40 dropped 42 C:\Users\user\AppData\Local\...\tmp4213.tmp, XML 8->42 dropped 44 SecuriteInfo.com.W....29312.2664.exe.log, ASCII 8->44 dropped 64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->64 66 Uses schtasks.exe or at.exe to add and modify task schedules 8->66 68 Adds a directory exclusion to Windows Defender 8->68 70 Injects a PE file into a foreign processes 8->70 14 SecuriteInfo.com.Win32.CrypterX-gen.29312.2664.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        26 2 other processes 8->26 72 Multi AV Scanner detection for dropped file 12->72 74 Machine Learning detection for dropped file 12->74 22 CtNmwaWFhGYo.exe 12->22         started        24 schtasks.exe 12->24         started        signatures6 process7 dnsIp8 50 api.telegram.org 149.154.167.220, 443, 49704, 49708 TELEGRAMRU United Kingdom 14->50 52 api.ipify.org 172.67.74.152, 443, 49703, 49707 CLOUDFLARENETUS United States 14->52 76 Loading BitLocker PowerShell Module 18->76 28 conhost.exe 18->28         started        30 WmiPrvSE.exe 18->30         started        32 conhost.exe 20->32         started        78 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->78 80 Tries to steal Mail credentials (via file / registry access) 22->80 82 Tries to harvest and steal ftp login credentials 22->82 84 Tries to harvest and steal browser information (history, passwords, etc) 22->84 34 conhost.exe 24->34         started        36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-09-02 04:18:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
25
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwegv7hweofpi26ofartcwcdkpgxpkf5vnyipdh35hqppfqffnaq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
5565d238feb8a0e52f4185f696eac6e4d817d878ca99aab4ab16a341b3c828ed
AgentTesla
5f14a244f730788efe3dc87a9b3d73955ca9e76862c822d6cd3707804a4308a3
AgentTesla
61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec
AgentTesla
82903347dce74dade6fe581fa776ac312af0bdf508c42b66a36c09ea439c1bbd
AgentTesla
a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc
AgentTesla
b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41
AgentTesla
+ 2'008 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla credential_access discovery execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240902-ewx1pasdqh/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5862304010:AAGELNW7Uh-qnFDDQucOIsNATlN1Btw8R-8/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a42c66fa-d7c8-4038-8443-c0e7a8f14419
Unpacked files
SH256 hash:
3ffab47d4defb83a87f265accca0d4937195a6774e54ab3de134568669eb3e0c
MD5 hash:
33f167a5423c4660dff16276b40fa469
SHA1 hash:
9ea5b37e5debf0f0badcc060cc84d2b79da487b4
Detections:
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
Link:
https://www.unpac.me/results/c6dec573-e158-4039-87fc-7649b740a811/
Parent samples :
b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41
eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965
09ff4bcebea6598159b1341704093ab1ff7e2a1eecd0cdc38cb865edb5a35b62
SH256 hash:
57dff344a956ed8f6044ea4392f3d4807614f619fd1cc822fa085c0f888a5714
MD5 hash:
2a3e15736ea7338c4171473604ee9cb1
SHA1 hash:
912a45cfed18bbeea62708d6696bc9ddb307a3a8
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/c6dec573-e158-4039-87fc-7649b740a811/
SH256 hash:
8f3e8fb00b864b774ba1ff591b4d2f29d04cf4fea45e179f39309b984a92093c
MD5 hash:
d0223abc16917fd6ab9a529f597cc431
SHA1 hash:
6de268dcad66b83e126c39b7cb8aaec020d64dcb
Link:
https://www.unpac.me/results/c6dec573-e158-4039-87fc-7649b740a811/
SH256 hash:
b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41
MD5 hash:
12605c0487b4dfaec2828e2dfe81417c
SHA1 hash:
ed74ef4119b983fcccebd8bc7fc8804a86ec9d60
Link:
https://www.unpac.me/results/c6dec573-e158-4039-87fc-7649b740a811/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b5886afcf623/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/b5886afcf6238af46bce282331584353cd77a8bdab70878cfbe9e0f796052b41

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: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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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