MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9
SHA3-384 hash: 7ddc956710d120037b5b89269a582d9f997aac273cee53b8752060fb089805cc46900e709c7b89863a0106468b35ac86
SHA1 hash: 00a6ab7f11f6202a860744c1349aebba832f45da
MD5 hash: 28c8a8a46f67adcd59b48d9f967ca7d0
humanhash: hotel-friend-william-winter
File name:3209383742.scr
Download: download sample
Signature AgentTesla
Create hunting rule
File size:899'584 bytes
First seen:2023-03-27 05:28:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:fGJVZtj63MzwlnajCy2ByKW/1HntvPWHuOv5EC:f0163YsQ/m585tvP0HEC
Threatray 5 similar samples on MalwareBazaar
TLSH T19A15230A71578987DA3E4FF45522738453B2A3665E03CBEE6C919CDCA6F17D22600BB3
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)
File icon (PE):PE icon
dhash icon cec6f4d8f8fce4dc (6 x AgentTesla, 2 x SnakeKeylogger, 1 x Formbook)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
241
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
3209383742.scr
Verdict:
Malicious activity
Analysis date:
2023-03-27 05:43:38 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/ee39670c-0bc5-404b-9757-33f37e38e015

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/377714/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo jigsaw packed
Link:
https://www.filescan.io/uploads/642129666ed02dd52de58515/reports/6fc5fa4d-935a-4020-a202-aa8d276d63fb/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9
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/99908ab8-6d98-4d52-be2e-d4c1ec5bc30c
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1202415
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
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)
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 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)
Sigma detected: Scheduled temp file as task from temp location
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
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 835320 Sample: 3209383742.scr.exe Startdate: 27/03/2023 Architecture: WINDOWS Score: 100 53 Malicious sample detected (through community Yara rule) 2->53 55 Sigma detected: Scheduled temp file as task from temp location 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 3 other signatures 2->59 7 3209383742.scr.exe 7 2->7         started        11 oPBPcYPQIsgWF.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\...\oPBPcYPQIsgWF.exe, PE32 7->33 dropped 35 C:\...\oPBPcYPQIsgWF.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmp9676.tmp, XML 7->37 dropped 39 C:\Users\user\...\3209383742.scr.exe.log, CSV 7->39 dropped 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->61 63 May check the online IP address of the machine 7->63 65 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->65 73 2 other signatures 7->73 13 3209383742.scr.exe 15 3 7->13         started        17 powershell.exe 11 7->17         started        19 schtasks.exe 1 7->19         started        67 Multi AV Scanner detection for dropped file 11->67 69 Machine Learning detection for dropped file 11->69 71 Injects a PE file into a foreign processes 11->71 21 oPBPcYPQIsgWF.exe 3 11->21         started        23 schtasks.exe 1 11->23         started        25 oPBPcYPQIsgWF.exe 11->25         started        signatures5 process6 dnsIp7 41 smtp.yandex.ru 77.88.21.158, 49697, 49699, 587 YANDEXRU Russian Federation 13->41 43 api4.ipify.org 64.185.227.155, 443, 49696, 49698 WEBNXUS United States 13->43 51 2 other IPs or domains 13->51 75 Installs a global keyboard hook 13->75 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        45 192.168.2.1 unknown unknown 21->45 47 smtp.yandex.com 21->47 49 api.ipify.org 21->49 77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->77 79 Tries to steal Mail credentials (via file / registry access) 21->79 81 Tries to harvest and steal ftp login credentials 21->81 83 Tries to harvest and steal browser information (history, passwords, etc) 21->83 31 conhost.exe 23->31         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9/
Threat name:
Win32.Trojan.RemLoader
Create hunting rule
Status:
Malicious
First seen:
2023-03-21 16:14:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
34
AV detection:
22 of 37 (59.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=emnifxwzepkbizoocprbcogc4fpk6pzljra5trg2dsxlwh6kbd4q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
58c82c6759d1284e35311a76db2c5c81db938ac0722ab97ee5c56ac75caefe13
AgentTesla
5ad97cec0cfff89e5357fe1635cc6418784ae83359f3aa2e2031c66c7ba8a1f8
AgentTesla
7f83cd291ccbaf7e86cd96fffc54ecdadb4dff972f4ddcb11ca0cdadf9788899
AgentTesla
a169b28aef17ec40410b335f295192681dc0eaaaa1b9f870f87efb009a83447f
AgentTesla
c269b1931db163462343d0ecd8ef501e35e4da91c91f1464c8d526ef07a041bd
AgentTesla
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230327-f52kxabh36/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
c5ce5e5c3eabefc2edc3fb344b908e00f767a7a01c087ecb50cf62c50487e3fb
MD5 hash:
485c8de87fbd9995c1e7256bb9cf30ec
SHA1 hash:
ea61ef2b999205fd2d3a311f1ab1513de673650d
Link:
https://www.unpac.me/results/0d2f7322-16cc-465c-825d-9902c6cadd4a/
SH256 hash:
d06df7395d561e198f9b7c5481567116ff2e4c2e84437c018d2a2c8ea6c4ca37
MD5 hash:
0fb6061f7d37424fb9e6d0e76b019c19
SHA1 hash:
98a64bf7b459f032d6ec5793003bf61b5ae1dd74
Link:
https://www.unpac.me/results/0d2f7322-16cc-465c-825d-9902c6cadd4a/
Parent samples :
495607b1aef01bf7dfb64b5cb16a8fc0f161c2923627d71c69de97328f8eca3f
2434aa78b46a3afc98fa6e888c3eb56278ba52b0ff800e7e875af9c2e7f9011a
SH256 hash:
bf6d1b6695e02a57e6f99c011d0ba68b71a13e37df39e7ee01f373d6804fe776
MD5 hash:
139e2e112a39c6cd3a052742b0ff4c4e
SHA1 hash:
8c5612798bc52798b322000cb35b9814c559d3f4
Link:
https://www.unpac.me/results/0d2f7322-16cc-465c-825d-9902c6cadd4a/
SH256 hash:
6de65853fa529a5c023ddbc8a841c24e42cf9d78e27eb2d46d1dcee699c9d511
MD5 hash:
3b2bc025309c7b8ad273c2e54a82f0bd
SHA1 hash:
6885cb01068a7b88cef87e0eef45ece0ad078a7d
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/0d2f7322-16cc-465c-825d-9902c6cadd4a/
Parent samples :
231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9
01f8e351ce7ac28d0dcd75701dc8a55a7efa31d5d5c4915ce96505ebbc36a966
576a17172b6d30950fec9fbf882297f3e7e058a57b8e871fffc983fa5b173bd5
3978001ee5d6b75a65ba8f881ec75caca178dc690bd1e55b90a977b1d23fbd2d
cad87d2ba2f829cef46aa8195561a9feb19e96c559e8dcb707a68778cecd13e5
26ec84d86c07a621e86269544e8e4018d40bfe4c19a3ced4ee3749155bc4acc8
SH256 hash:
3c0854705e03c98c018caf3073ec6c6f0924c1774e827e3a65770c05863e0c62
MD5 hash:
4539112503ed787c792047bcbedd1830
SHA1 hash:
14caaaf28c6a0c6fd05389b4dd6f211f59e411e6
Link:
https://www.unpac.me/results/0d2f7322-16cc-465c-825d-9902c6cadd4a/
SH256 hash:
3a17d32360060dab7a0e00f30721f1ae439b884a83d4ded4167fe55301a760a0
MD5 hash:
d293dff7a80e288ba85f91a4c724c752
SHA1 hash:
d37348a9a828acba8813fd988a50ea66ac9f0fe3
Link:
https://www.unpac.me/results/0d2f7322-16cc-465c-825d-9902c6cadd4a/
SH256 hash:
231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9
MD5 hash:
28c8a8a46f67adcd59b48d9f967ca7d0
SHA1 hash:
00a6ab7f11f6202a860744c1349aebba832f45da
Link:
https://www.unpac.me/results/0d2f7322-16cc-465c-825d-9902c6cadd4a/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/231a82ded923/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/231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9

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_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
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
Rule name:Windows_Trojan_AgentTesla_d3ac2b2f
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 231a82ded923d41465ce13e21138c2e15eaf3f2b4c41d9c4da1caebb1fca08f9

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/377714/

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