MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3. 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: 18


Intelligence 18 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3
SHA3-384 hash: 4bc1d72b7d50b9c7a39716a5001d9f61730a66f58f7d680e6859cf15c2d853a598c779e28b11f1fc7ff65cc8319e9c74
SHA1 hash: 256c6c333e968a77af9d72b2fdc65abce5c0d85d
MD5 hash: 287bf90df8971d58712c0279e4db492c
humanhash: coffee-louisiana-fourteen-pizza
File name:SecuriteInfo.com.Win32.CrypterX-gen.13367.14994
Download: download sample
Signature AgentTesla
Create hunting rule
File size:709'120 bytes
First seen:2024-04-16 05:19:35 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 12288:2VhBxByJHATX74/8tFCFxeZ/2X326hgOJtdqNkIG/ukAyS5hG/DFMk2CmgK4cO:23BeH/k8eZG5hgOJ3q6IEufySDOqWmgV
Threatray 635 similar samples on MalwareBazaar
TLSH T127E4124472EFAF49DBBA47B0856258141BB979ADA072E34F1EC5A0C71A31FC08B50F67
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)
File icon (PE):PE icon
dhash icon 004000c8c8004000 (6 x AgentTesla, 6 x Formbook, 4 x Neshta)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
343
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3.exe
Verdict:
Malicious activity
Analysis date:
2024-04-16 05:21:08 UTC
Tags:
evasion stealer agenttesla
Link:
https://app.any.run/tasks/20db2701-a7bc-4769-b9a1-9cc51e9ba811

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/661e0a8454bafb7d21ce28b3/reports/b649713e-7c73-4254-94e7-02a15c908a61/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3
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/0c074f7f-8e46-4e3f-97ac-7145699ad8a7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1426467
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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
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
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1426467 Sample: SecuriteInfo.com.Win32.Cryp... Startdate: 16/04/2024 Architecture: WINDOWS Score: 100 59 mail.jollytour.ro 2->59 61 jollytour.ro 2->61 63 2 other IPs or domains 2->63 71 Snort IDS alert for network traffic 2->71 73 Found malware configuration 2->73 75 Malicious sample detected (through community Yara rule) 2->75 77 11 other signatures 2->77 8 SecuriteInfo.com.Win32.CrypterX-gen.13367.14994.exe 7 2->8         started        12 uRooVTSH.exe 5 2->12         started        14 NcnBt.exe 2->14         started        16 NcnBt.exe 2->16         started        signatures3 process4 file5 55 C:\Users\user\AppData\Roaming\uRooVTSH.exe, PE32 8->55 dropped 57 C:\Users\user\AppData\Local\...\tmp48EB.tmp, XML 8->57 dropped 89 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->89 91 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->91 93 Uses schtasks.exe or at.exe to add and modify task schedules 8->93 101 2 other signatures 8->101 18 SecuriteInfo.com.Win32.CrypterX-gen.13367.14994.exe 16 5 8->18         started        23 powershell.exe 23 8->23         started        25 schtasks.exe 1 8->25         started        95 Multi AV Scanner detection for dropped file 12->95 97 Machine Learning detection for dropped file 12->97 99 Injects a PE file into a foreign processes 12->99 27 uRooVTSH.exe 12->27         started        33 4 other processes 12->33 29 NcnBt.exe 14->29         started        35 2 other processes 14->35 31 NcnBt.exe 16->31         started        37 2 other processes 16->37 signatures6 process7 dnsIp8 65 jollytour.ro 89.42.218.12, 49710, 49714, 49719 ROMARGRO Romania 18->65 67 ip-api.com 208.95.112.1, 49708, 49713, 49717 TUT-ASUS United States 18->67 69 api.ipify.org 104.26.12.205, 443, 49707, 49712 CLOUDFLARENETUS United States 18->69 51 C:\Users\user\AppData\Roaming\...51cnBt.exe, PE32 18->51 dropped 53 C:\Users\user\...53cnBt.exe:Zone.Identifier, ASCII 18->53 dropped 79 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->79 81 Tries to steal Mail credentials (via file / registry access) 18->81 83 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->83 85 Loading BitLocker PowerShell Module 23->85 39 WmiPrvSE.exe 23->39         started        41 conhost.exe 23->41         started        43 conhost.exe 25->43         started        87 Tries to harvest and steal browser information (history, passwords, etc) 31->87 45 conhost.exe 33->45         started        47 conhost.exe 35->47         started        49 conhost.exe 37->49         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-04-16 04:14:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pocfcxov3lqdwyesrc7k547wcjf4vkwsfx2syqc25gqfdknvlwzq._file
Verdict:
malicious
Similar samples:
4ec8f72bf35c4a1de223b92521d3e0c996809eaf52f50960d8580e89be6152e7
AgentTesla
522df31fa6822a48a743918cc4371daaa6ca5aade2713ddf6e4a7726c78d54a7
AgentTesla
7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3
AgentTesla
fe713895248de4b043b3427642117fb02d309dcacd002d7f183e07112976b515
AgentTesla
+ 625 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/240416-f1ewcacb9y/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
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
AgentTesla
Unpacked files
SH256 hash:
22b9cf2506bb0035f7647c78dc56f7c0f9fbe3ece4a587aeda93709cb3833c09
MD5 hash:
bf857e499c01d6d307bd50790e44ea0d
SHA1 hash:
e5482ab1fc1a500fe2a3c5c44626ef90a12885c1
Link:
https://www.unpac.me/results/a26279a1-aba6-41a9-8084-03695c05be41/
SH256 hash:
7bcff01cb857f548be249614ec27e252f7ce1903acf257e2a4f118dfc8e7a2f5
MD5 hash:
e1dee72deed0b738501b30a61bc4f7fe
SHA1 hash:
d9e7662aa57e8d39bc3733809bbb633e94ef43ce
Link:
https://www.unpac.me/results/a26279a1-aba6-41a9-8084-03695c05be41/
SH256 hash:
5d3b862b27a5560f64437cb6536329849a21cdf636a5a60903f09e5a26d6e6ae
MD5 hash:
a3e7359f4b2bba12f1351f95d29edaf0
SHA1 hash:
3bde250aa41f4c8bb377611a8da6158265c7d2c5
Link:
https://www.unpac.me/results/a26279a1-aba6-41a9-8084-03695c05be41/
SH256 hash:
57439ea3b3a878effd2cc5e41111482ac6f6c287802e9a144747c87a6c07bce6
MD5 hash:
cca7d16faeaa63fde7a7c099e4beb5cd
SHA1 hash:
0136781ba3a137f9162006f69ab92a143c28bde7
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_SUSPICIOUS_EXE_SandboxHookingDLL
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/a26279a1-aba6-41a9-8084-03695c05be41/
Parent samples :
7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3
1d2329fa77eaa5b902b3a729363fd39d584088189bfe24db7651ce778575cb3d
SH256 hash:
7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3
MD5 hash:
287bf90df8971d58712c0279e4db492c
SHA1 hash:
256c6c333e968a77af9d72b2fdc65abce5c0d85d
Link:
https://www.unpac.me/results/a26279a1-aba6-41a9-8084-03695c05be41/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7b84515dd5da/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/7b84515dd5dae03b609288beaef3f6124bcaaad22df52c405ae9a051a9b55db3

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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