MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb
SHA3-384 hash: cae92066833ef76c9266c9ef53bf50c707b37fc2627138a2cac583d4eedf8b706e4703e3197f1570ebfbc46389404ff2
SHA1 hash: 8eef18786196f96291b9b30ee9656c5d637332c1
MD5 hash: acaeaf793d94696711d3453ab8789924
humanhash: sink-floor-wyoming-orange
File name:SecuriteInfo.com.Win32.PWSX-gen.5152.23176
Download: download sample
Signature AgentTesla
Create hunting rule
File size:666'112 bytes
First seen:2023-09-07 12:34:50 UTC
Last seen:2023-09-12 16:16:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:15fVsbR2PeWF8XjDGRSIzrZiX3nAjZcLNvu4KQBUfFYyjz:1tO2vF8XjDVWZinA2LNvCgUf
Threatray 5'542 similar samples on MalwareBazaar
TLSH T16EE4EFF849A6CBE2E37483FF655B88B09E137D41217583DE377C31484EAAA830916D72
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)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
274
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.5152.23176
Verdict:
Malicious activity
Analysis date:
2023-09-07 12:36:47 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/52854add-5c0e-49c1-adac-7b9b25e99a08

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/447138/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Win32.PWSX-gen.5152.23176.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Launching a process
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/64f9c37a2a262962b79681db/reports/d438e41f-c61c-4976-bfb8-b97044c3abfb/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb
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/2fdf33ed-148b-46bb-8dd6-03460e3839fb
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1305292
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus detection for URL or domain
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
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
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)
Sample uses string decryption to hide its real strings
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 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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1305292 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 07/09/2023 Architecture: WINDOWS Score: 100 47 mail.amtechprinting.com 2->47 49 api4.ipify.org 2->49 51 2 other IPs or domains 2->51 57 Snort IDS alert for network traffic 2->57 59 Found malware configuration 2->59 61 Antivirus detection for URL or domain 2->61 63 10 other signatures 2->63 8 SecuriteInfo.com.Win32.PWSX-gen.5152.23176.exe 7 2->8         started        12 zgQGWmJdCf.exe 5 2->12         started        14 My App.exe 2->14         started        16 My App.exe 2->16         started        signatures3 process4 file5 43 C:\Users\user\AppData\...\zgQGWmJdCf.exe, PE32 8->43 dropped 45 C:\Users\user\AppData\Local\...\tmp156C.tmp, XML 8->45 dropped 75 Uses schtasks.exe or at.exe to add and modify task schedules 8->75 77 Writes to foreign memory regions 8->77 79 Allocates memory in foreign processes 8->79 85 2 other signatures 8->85 18 RegSvcs.exe 16 4 8->18         started        23 powershell.exe 21 8->23         started        25 schtasks.exe 1 8->25         started        81 Multi AV Scanner detection for dropped file 12->81 83 Machine Learning detection for dropped file 12->83 27 RegSvcs.exe 3 12->27         started        29 schtasks.exe 1 12->29         started        31 conhost.exe 14->31         started        33 conhost.exe 16->33         started        signatures6 process7 dnsIp8 53 api4.ipify.org 104.237.62.212, 443, 49713, 49719 WEBNXUS United States 18->53 55 amtechprinting.com 64.188.2.244, 49714, 49723, 587 ASN-QUADRANET-GLOBALUS United States 18->55 41 C:\Users\user\AppData\Roaming\...\My App.exe, PE32 18->41 dropped 65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->65 67 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->67 69 Tries to steal Mail credentials (via file / registry access) 18->69 35 conhost.exe 23->35         started        37 conhost.exe 25->37         started        71 Tries to harvest and steal browser information (history, passwords, etc) 27->71 73 Hides that the sample has been downloaded from the Internet (zone.identifier) 27->73 39 conhost.exe 29->39         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-09-07 08:38:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=unieg3cmdocmqiwmty2lkvxbb7z3db7thm4ejcztsh4ngfrd2lfq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
71abfe67023b4b2085b187859621c1a5ef06fc8c8eafb4d084881a62a47ffc61
AgentTesla
8eb67ef01c5b94ac2d62942cc2b7678b1172350028dab7d9f5e04010ac4b9d78
AgentTesla
b391e7e830edbf4c165f4e3d6b54c7a0e69a4a6f1341f1a2db53bc9c6ac53209
AgentTesla
bab5aa60f42a897087607c0ba3e9ccf47ece8f56a34b4d6df7177c64bd526113
AgentTesla
d01903480e2d2cc9a33d4318568d77ee3e04531e74b91f09cfff9d1d99d38b6e
AgentTesla
e153822c2b44991890999567badd47a2935249fa5f25d50042fa586d857c9065
AgentTesla
e2b5d276a5778dcf5b0e456c751804a30d063feb2da1467ff01fa736179767ba
AgentTesla
f45bd55f4bcfa912f42082644048a3b1bb49c773fffa9fe84843c79a2c3b9eac
AgentTesla
+ 5'532 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/230907-pscwfshf5x/
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
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
cb34f65a8d530e71cb06588ff4b77e567ef382b0c0b357a38bae04e881b9ebce
MD5 hash:
e45922ed3240263b9f3aa643d21f10f8
SHA1 hash:
c0676e641a57a782fea9db89444c060ba5e939a4
Link:
https://www.unpac.me/results/0d88a48c-06f6-4807-8be0-c02807016123/
SH256 hash:
6259dec12d11d428b938780abc2a5f14459cb15ea199c26b1b1802cc2d97ec7a
MD5 hash:
37ca2488537183a319bc235b51a2e04f
SHA1 hash:
31e79c677dbfcc536d55b31648e46d8769106544
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/0d88a48c-06f6-4807-8be0-c02807016123/
Parent samples :
e2b5d276a5778dcf5b0e456c751804a30d063feb2da1467ff01fa736179767ba
a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb
0a12b16244b51a948f26fb8440822161106b0d84464eeba899ffcc68c55d57a7
bd465091f7787e8290e82c61bda21133c67c391061cfe225b48e1e0030490a3b
27350cfb61909fe70f97f9a558b515fa098257a38ead3fc6e6b89973fd6801c7
421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d
45cf135407fcc3831ca0d4ccd565fdbcafaf52acf1da81aa7ab739ea5f4e4ccc
SH256 hash:
43d64bdb904fdeb25f25928bb68dbd93a6304b50147b435c2e6446f1176b9b44
MD5 hash:
68fb0c7a8cda3cfc2fb6ef8eccb83f04
SHA1 hash:
22c0951f010c60a4a70e0d949818b7b88593e36f
Link:
https://www.unpac.me/results/0d88a48c-06f6-4807-8be0-c02807016123/
SH256 hash:
0630b864e828fff2d66f33ab7d00fad231df4c00fc0bbad313ee0d12ca503198
MD5 hash:
f559a9abbd849eb977d262d597d6e4fd
SHA1 hash:
0a8769b40b026852690c89b913c2812817ef43c8
Link:
https://www.unpac.me/results/0d88a48c-06f6-4807-8be0-c02807016123/
SH256 hash:
a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb
MD5 hash:
acaeaf793d94696711d3453ab8789924
SHA1 hash:
8eef18786196f96291b9b30ee9656c5d637332c1
Link:
https://www.unpac.me/results/0d88a48c-06f6-4807-8be0-c02807016123/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a350436c4c1b/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/a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb

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: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/447138/

Comments