MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a8bfcc1479d1515623ce9217dcb0814ece18e75758102909eb2f67a29ddabfa. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a8bfcc1479d1515623ce9217dcb0814ece18e75758102909eb2f67a29ddabfa
SHA3-384 hash: 03b23491ab655b1bc9c5c01fb99e114e1e7cc3cea64e1a3039b127f16fdf4ac5b2238e0ecc3bc3d7cc1f035dbd8063ee
SHA1 hash: a53149df931291fc427f0b7e503f8c93d52f39d1
MD5 hash: 8e1b5832f5d87c28c6580ba0e0dc194d
humanhash: undress-eighteen-mockingbird-angel
File name:SecuriteInfo.com.Suspicious.Win32.Save.a.7720.5364
Download: download sample
Signature AgentTesla
Create hunting rule
File size:521'216 bytes
First seen:2022-04-14 14:38:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:u8UfZfUHJ6H+/MLEVQaiI046AoP9lLwfiP2FYqU5j9DJzRJrx:TUfVje/8E2aiI9L6kfiR
Threatray 15'760 similar samples on MalwareBazaar
TLSH T12DB47B99395071DFC453D932C9E5CCB4BAA074AA430FB35BF0434AA9AE9D497DE002F6
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
283
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Suspicious.Win32.Save.a.7720.5364
Verdict:
Malicious activity
Analysis date:
2022-04-14 16:47:56 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/789a48f9-c5cf-46cb-b429-bec40b704c13

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/263769/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.7720.5364.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/6258320a482f2f41caaea227/reports/8aae67f3-680e-4a28-8f11-a526d5b51e20/overview
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/e6895c23-cd84-4b38-aa76-4302129e7b56
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/976967
Signature
.NET source code contains very large array initializations
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)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 ftp login credentials
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 609454 Sample: SecuriteInfo.com.Suspicious... Startdate: 14/04/2022 Architecture: WINDOWS Score: 100 49 Malicious sample detected (through community Yara rule) 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected AgentTesla 2->53 55 4 other signatures 2->55 6 SecuriteInfo.com.Suspicious.Win32.Save.a.7720.exe 3 2->6         started        10 HextL.exe 3 2->10         started        12 HextL.exe 2 2->12         started        process3 file4 23 SecuriteInfo.com.S...Save.a.7720.exe.log, ASCII 6->23 dropped 57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->57 59 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->59 61 Injects a PE file into a foreign processes 6->61 14 SecuriteInfo.com.Suspicious.Win32.Save.a.7720.exe 2 5 6->14         started        63 Multi AV Scanner detection for dropped file 10->63 65 Machine Learning detection for dropped file 10->65 19 HextL.exe 2 10->19         started        21 HextL.exe 10->21         started        signatures5 process6 dnsIp7 31 smtp.vivaldi.net 31.209.137.12, 49775, 49790, 587 HRINGDU-ASIS Iceland 14->31 25 C:\Users\user\AppData\Roaming\...\HextL.exe, PE32 14->25 dropped 27 C:\Windows\System32\drivers\etc\hosts, ASCII 14->27 dropped 29 C:\Users\user\...\HextL.exe:Zone.Identifier, ASCII 14->29 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Tries to steal Mail credentials (via file / registry access) 14->37 39 Modifies the hosts file 14->39 41 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->41 33 192.168.2.1 unknown unknown 19->33 43 Tries to harvest and steal ftp login credentials 19->43 45 Tries to harvest and steal browser information (history, passwords, etc) 19->45 47 Installs a global keyboard hook 19->47 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8a8bfcc1479d1515623ce9217dcb0814ece18e75758102909eb2f67a29ddabfa/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-14 12:12:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
15 of 25 (60.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rkf7zqkhtukrkyr45eqx3syictwoddtvowaqfee6wl3huko5vp5a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2062091ea3279a8954439ab8e4ea0433b5ba01247554bd02943958645cc6275c
AgentTesla
24f55e34af7010e53d6a0995e548eda8eb3adfc74de7ad01234d54ca2faffe97
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8a4699cabc04b0716891f5bf981b24c119ab93b2dfd8f8db80651b16a896ffdb
AgentTesla
8dd1b5caf0cd6f4d0972591216d4898f1a9dd4dbae2a2b5c92cc568d561cd144
AgentTesla
98f93717508683716d5455b957ec8b87912116f61f117a30f97b605ec9a842a1
AgentTesla
c7a6ab6e5b40c85b90ff5ae27e76ac3cfb614c20ff0388bdf949401dfb5dfab0
AgentTesla
c853971e3407ddf8473e72af56a304a5e283e548ef93dd9aff02060c5da57ead
AgentTesla
f5cf5e1d41419e2e2283e3548eb60ea029fa7d24344f3af4536ba8b2363dafda
AgentTesla
+ 15'750 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220414-rz96mschfl/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla
Unpacked files
SH256 hash:
de138c3434652f2ec51749082780fdeea3e04be3114ac0eb3f063fb8659612aa
MD5 hash:
5ffaa8e8cbf1daea52a278ba9375e9ed
SHA1 hash:
8840ac61a89cf58bec92aed5a6157cc1f192dd02
Link:
https://www.unpac.me/results/cfe64138-6647-4f36-bd2d-ffeec38aac9c/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/cfe64138-6647-4f36-bd2d-ffeec38aac9c/
SH256 hash:
28931698e0f7517b570f038e1a019bec821da18b096f4ae50db3f2ce1467b213
MD5 hash:
8a749da5c146ef9c6999ab9cebe32cb6
SHA1 hash:
13c8a51f81d1998b2ad494b96f697b3937618b9f
Link:
https://www.unpac.me/results/cfe64138-6647-4f36-bd2d-ffeec38aac9c/
SH256 hash:
8a8bfcc1479d1515623ce9217dcb0814ece18e75758102909eb2f67a29ddabfa
MD5 hash:
8e1b5832f5d87c28c6580ba0e0dc194d
SHA1 hash:
a53149df931291fc427f0b7e503f8c93d52f39d1
Link:
https://www.unpac.me/results/cfe64138-6647-4f36-bd2d-ffeec38aac9c/
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/8a8bfcc1479d1515623ce9217dcb0814ece18e75758102909eb2f67a29ddabfa

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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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.

Cape
Cape
https://www.capesandbox.com/analysis/263769/

Comments