MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e
SHA3-384 hash: 007af5eab27d9792805a8826b1be4be9b3346f098ef14e795e742afa32829c981f50f81cad89338c31760f4bb6624712
SHA1 hash: 257839471a462de83e47c58354c589206bddde6b
MD5 hash: 3ffe2151c425c1aa108f3ee570d339e0
humanhash: kilo-speaker-yellow-football
File name:data sheet.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:634'880 bytes
First seen:2023-11-20 08:36:01 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:rq1tdJtcbhqclP0mymtv1zbea1EqTO+R0WNm7XYMxt+OdTNo6vJRggRUy609wdjT:I/JtKhtltv1zyavVR0LYkEOU6xyg
TLSH T13DD4F1AC7650B1DFC827C9768A582C64F62138BB531FD203A05711EDAA0D99BCF562F3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
292
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
data sheet.exe
Verdict:
Malicious activity
Analysis date:
2023-11-20 08:37:59 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/c1d3c6f3-6c42-45fd-9647-40d6654a7b0e

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/459264/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

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
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Forced shutdown of a system process
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e
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/edef1786-6b2f-4b84-ac74-0deb9f5e2d88
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1345031
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Contains functionality to register a low level keyboard hook
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Installs a global keyboard hook
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: Scheduled temp file as task from temp location
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: 1345031 Sample: data_sheet.exe Startdate: 20/11/2023 Architecture: WINDOWS Score: 100 38 smtp.yandex.ru 2->38 40 smtp.yandex.com 2->40 42 2 other IPs or domains 2->42 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus / Scanner detection for submitted sample 2->52 54 9 other signatures 2->54 8 data_sheet.exe 7 2->8         started        12 vcjxvp.exe 5 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Roaming\vcjxvp.exe, PE32 8->34 dropped 36 C:\Users\user\AppData\Local\...\tmpD647.tmp, XML 8->36 dropped 56 Detected unpacking (changes PE section rights) 8->56 58 Detected unpacking (overwrites its own PE header) 8->58 60 Uses schtasks.exe or at.exe to add and modify task schedules 8->60 62 Adds a directory exclusion to Windows Defender 8->62 14 RegSvcs.exe 8->14         started        17 powershell.exe 23 8->17         started        19 RegSvcs.exe 15 2 8->19         started        22 schtasks.exe 1 8->22         started        64 Antivirus detection for dropped file 12->64 66 Multi AV Scanner detection for dropped file 12->66 68 Machine Learning detection for dropped file 12->68 24 RegSvcs.exe 2 12->24         started        26 schtasks.exe 1 12->26         started        signatures6 process7 dnsIp8 70 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->70 72 Contains functionality to register a low level keyboard hook 14->72 28 conhost.exe 17->28         started        44 api4.ipify.org 64.185.227.156, 443, 49709, 49712 WEBNXUS United States 19->44 30 conhost.exe 22->30         started        46 smtp.yandex.ru 77.88.21.158, 49714, 49715, 49720 YANDEXRU Russian Federation 24->46 74 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->74 76 Tries to steal Mail credentials (via file / registry access) 24->76 78 Tries to harvest and steal browser information (history, passwords, etc) 24->78 80 Installs a global keyboard hook 24->80 32 conhost.exe 26->32         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-15 06:54:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=i4rmwknxqgnfvqzzom3jh46w3dzcaoebzxtsdhp55azsfldh3jpa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231120-khkq4afe5w/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
797e57bd74a68f7b4808a213f5c319ee4f4b023bc73088175d4393dfee9fe329
MD5 hash:
3c927935fbd608e7628cc2c5ad7d52fd
SHA1 hash:
ee0c880c0614ac960fd641f7d479233584aed1d8
Link:
https://www.unpac.me/results/43a8778d-2494-4e96-952d-83907e851e5b/
SH256 hash:
dea5faecf7ef2a95d78dae201d1534b281a7ef892004a1e5b51a6db6e5eafebc
MD5 hash:
6e3e4cb7e9e41f2018e49aeddd05fc24
SHA1 hash:
d4f27d72e435609d72ae097c096668940c58c6c3
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Link:
https://www.unpac.me/results/43a8778d-2494-4e96-952d-83907e851e5b/
Parent samples :
8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a
4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e
a93a234aa70ad7677fa94cdbf6115f1db32523cc933370f3e1d73d56eac95439
SH256 hash:
76482f1dc9b0639dd6b2d762e09101875e207e8c60e146a43ca182a4c13d6afa
MD5 hash:
9561bc00330bfa400784c1b3b2075d0b
SHA1 hash:
b98f0014f428085dea5ea44108d64d9119e3d698
Link:
https://www.unpac.me/results/43a8778d-2494-4e96-952d-83907e851e5b/
SH256 hash:
e391266a64ea39705e883ad95b25f5e1249ddf05705450d25bc8bf92b681b6f5
MD5 hash:
203afd19853ab693f244ff9ffea12edf
SHA1 hash:
094b044dabf63f2b23fe775854cba651a7fab475
Link:
https://www.unpac.me/results/43a8778d-2494-4e96-952d-83907e851e5b/
SH256 hash:
4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e
MD5 hash:
3ffe2151c425c1aa108f3ee570d339e0
SHA1 hash:
257839471a462de83e47c58354c589206bddde6b
Link:
https://www.unpac.me/results/43a8778d-2494-4e96-952d-83907e851e5b/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4722cb29b781/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e

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_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
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.

Malspam

AgentTesla

Executable exe 4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/459264/

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