MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5. 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: 16


Intelligence 16 IOCs YARA 14 File information Comments
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SHA256 hash: 19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5
SHA3-384 hash: efb8e845a6d7c0c0850b960b44a536930c49d37e4a35b56efa91f316f915a06a783081bae4c04463470803092523b2d8
SHA1 hash: 32ac3e7740660a206804caea6d0a009c29f4c095
MD5 hash: eb58f7810c8178ca32b2fa5a4e4421da
humanhash: alaska-ten-mountain-one
File name:SecuriteInfo.com.Win32.PWSX-gen.13838.26255
Download: download sample
Signature AgentTesla
Create hunting rule
File size:701'952 bytes
First seen:2023-11-09 04:17:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:ehJ9QZgq33djLBvW5b+puJA/1RF2f4kW2YNxmaT:ehJS3NjLsGxmCLm
Threatray 1'239 similar samples on MalwareBazaar
TLSH T1E2E47B3D5EAD163BC1B9DFA58FC1C12BF1D4A9A77151AD78A8D303A64342A16F4C023E
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 :
1
# of downloads :
372
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.13838.26255
Verdict:
Malicious activity
Analysis date:
2023-11-09 04:32:37 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/c1796596-88a6-459e-b999-bd6eb3c09c03

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.13838.26255.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
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
DNS request
Reading critical registry keys
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/654c5d796f0bce332636f567/reports/d66dcf40-92a4-4bb7-9163-bc5d51068381/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5
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/7e41fb70-a8e9-4b0f-a8e1-d67831ab9902
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1339459
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
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)
Found malware configuration
Injects a PE file into a foreign processes
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: 1339459 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 09/11/2023 Architecture: WINDOWS Score: 100 40 smtp.zoho.com 2->40 42 api4.ipify.org 2->42 44 api.ipify.org 2->44 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus / Scanner detection for submitted sample 2->54 56 9 other signatures 2->56 8 VIezqoKGBZ.exe 5 2->8         started        11 SecuriteInfo.com.Win32.PWSX-gen.13838.26255.exe 7 2->11         started        signatures3 process4 file5 58 Antivirus detection for dropped file 8->58 60 Multi AV Scanner detection for dropped file 8->60 62 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->62 64 Machine Learning detection for dropped file 8->64 14 VIezqoKGBZ.exe 8->14         started        17 schtasks.exe 8->17         started        36 C:\Users\user\AppData\...\VIezqoKGBZ.exe, PE32 11->36 dropped 38 C:\Users\user\AppData\Local\...\tmpED2E.tmp, XML 11->38 dropped 66 Uses schtasks.exe or at.exe to add and modify task schedules 11->66 68 Adds a directory exclusion to Windows Defender 11->68 70 Injects a PE file into a foreign processes 11->70 19 SecuriteInfo.com.Win32.PWSX-gen.13838.26255.exe 15 2 11->19         started        22 powershell.exe 23 11->22         started        24 powershell.exe 23 11->24         started        26 schtasks.exe 1 11->26         started        signatures6 process7 dnsIp8 72 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->72 74 Tries to steal Mail credentials (via file / registry access) 14->74 76 Tries to harvest and steal browser information (history, passwords, etc) 14->76 28 conhost.exe 17->28         started        46 smtp.zoho.com 136.143.190.56, 49708, 49712, 587 ZOHO-ASUS United States 19->46 48 api4.ipify.org 64.185.227.156, 443, 49706, 49710 WEBNXUS United States 19->48 30 conhost.exe 22->30         started        32 conhost.exe 24->32         started        34 conhost.exe 26->34         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-11-09 00:35:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dg6d5nzokl52qmve5o76g4346twsk4adaoppkr24owtmi2gztpcq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Similar samples:
19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5
AgentTesla
33d99440d9da95cdc5d81cc9b2226820225265154401567052db2b1714927c62
AgentTesla
525ef1601fb26d98410a4de2acbc10301096de67a6323c96df9ae4349e8eedb0
AgentTesla
a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50
AgentTesla
d1164fe7652f2c5c800f0227383ebbd77157e84ff84d6713e4a8ea3ff7d47f86
AgentTesla
d13cad0c31c7d755c6db6576f38cbcf268ad32e1bae70baa1f75492acac245cc
AgentTesla
+ 1'229 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231109-ewx1pagg69/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
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:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/9dfb3765-b088-45c6-84c0-20cfe949f5de/
SH256 hash:
12fb8fd6627bd450f1f87d506fca1cf8b4f156d68735e375e759f4d7ebc00934
MD5 hash:
611b369ec9ad69853a9331766feb0b9c
SHA1 hash:
abebe6cb492c98b853f6e275704643f19b5808f7
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/9dfb3765-b088-45c6-84c0-20cfe949f5de/
Parent samples :
00105d642a9c77033b82cc8117e1921bcfee4e13bee4619fb854d263b0690aa1
19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5
SH256 hash:
ed23c7bc67b3af0315409c8ec26195fcb7f384e89fe185778879ac8f10513d30
MD5 hash:
d8a0036926282cf16969a092160a9b10
SHA1 hash:
54528f644d81a3e97ea09f7901c1484402de52d4
Link:
https://www.unpac.me/results/9dfb3765-b088-45c6-84c0-20cfe949f5de/
SH256 hash:
bfef9eac82e53e8d63bcb3b3022880eaf8f22cbbc6c69f3782b59c438f649f12
MD5 hash:
ddf81912128dd196140e9be656c3a212
SHA1 hash:
51221baf7115f7f2de03cd00b8b25cfde9241a35
Link:
https://www.unpac.me/results/9dfb3765-b088-45c6-84c0-20cfe949f5de/
SH256 hash:
19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5
MD5 hash:
eb58f7810c8178ca32b2fa5a4e4421da
SHA1 hash:
32ac3e7740660a206804caea6d0a009c29f4c095
Link:
https://www.unpac.me/results/9dfb3765-b088-45c6-84c0-20cfe949f5de/
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/19bc3eb72e52fba832a4ebbfe3737cf4ed257003039ef5475c75a6c468d99bc5

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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.

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