MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 895780bd55fdc39fcd442cf3e0b84019798a6b4d09fa160c323edf120eeae880. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 895780bd55fdc39fcd442cf3e0b84019798a6b4d09fa160c323edf120eeae880
SHA3-384 hash: aefcb8a97c3282c0a601d6fca31a4dc730b13a1b4308d4665b170d2bbde4c366171259b9ae9aa5d4e081abdf7a4880da
SHA1 hash: 8298c8a9fa4c288ecdea34d8d493d511c3c22bee
MD5 hash: 0a9a21411a503e7617ffe3c1fe190e8c
humanhash: blossom-grey-eighteen-fourteen
File name:SecuriteInfo.com.Win32.PWSX-gen.13658.1821
Download: download sample
Signature AgentTesla
Create hunting rule
File size:676'352 bytes
First seen:2023-11-04 13:15:54 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 12288:epoadswFckSxQPGRVax4VMU5ZcFnMGokXgVj4mTXyXLX:epoadBSxxQPGux4GeQnHodSma
TLSH T10EE4022471745F22C9B887FD6125520093F1117E3AB9E3A24ED770EB2AF2F9246D1A37
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 :
339
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.13658.1821
Verdict:
Malicious activity
Analysis date:
2023-11-04 13:22:49 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/2351ea1f-5f46-4b73-9bac-257bdd8219aa

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/458039/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Win32.PWSX-gen.13658.1821.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
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
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
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:
masquerade packed
Link:
https://www.filescan.io/uploads/654644153dd412119bec6263/reports/1f38022a-169b-4589-a8b4-d92745c33771/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/895780bd55fdc39fcd442cf3e0b84019798a6b4d09fa160c323edf120eeae880
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/67f1fe3a-c522-4dc3-b0d3-4e3d1c23c61f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1337099
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
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 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: 1337099 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 04/11/2023 Architecture: WINDOWS Score: 100 38 us2.smtp.mailhostbox.com 2->38 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Sigma detected: Scheduled temp file as task from temp location 2->46 48 7 other signatures 2->48 8 SecuriteInfo.com.Win32.PWSX-gen.13658.1821.exe 7 2->8         started        12 acvliyEf.exe 5 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Roaming\acvliyEf.exe, PE32 8->34 dropped 36 C:\Users\user\AppData\Local\...\tmp1C77.tmp, XML 8->36 dropped 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->50 52 Uses schtasks.exe or at.exe to add and modify task schedules 8->52 54 Adds a directory exclusion to Windows Defender 8->54 56 Injects a PE file into a foreign processes 8->56 14 SecuriteInfo.com.Win32.PWSX-gen.13658.1821.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 schtasks.exe 1 8->20         started        58 Multi AV Scanner detection for dropped file 12->58 60 Machine Learning detection for dropped file 12->60 22 acvliyEf.exe 2 12->22         started        24 schtasks.exe 1 12->24         started        26 acvliyEf.exe 12->26         started        signatures6 process7 dnsIp8 40 us2.smtp.mailhostbox.com 208.91.198.143, 49708, 49710, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->40 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        62 Tries to steal Mail credentials (via file / registry access) 22->62 64 Tries to harvest and steal browser information (history, passwords, etc) 22->64 32 conhost.exe 24->32         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/895780bd55fdc39fcd442cf3e0b84019798a6b4d09fa160c323edf120eeae880
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/895780bd55fdc39fcd442cf3e0b84019798a6b4d09fa160c323edf120eeae880/
Threat name:
ByteCode-MSIL.Spyware.Taskun
Create hunting rule
Status:
Malicious
First seen:
2023-11-04 13:16:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
13 of 24 (54.17%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rflybpkv7xbz7tkeftz6bocadf4yu22nbh5bmdbsh3predxk5caa._file
Verdict:
malicious
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231104-qhsplacd99/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
2d210e58b8a83a101a7221e13a0a36d528eee66f66fa6577eee26046d67fc970
MD5 hash:
097d84576e0a1a0e4a2580f4c1d66941
SHA1 hash:
eecd24602601a3363d5d46e169f12461fcc3df6f
Link:
https://www.unpac.me/results/04fc84f7-4e47-4865-a8fe-9566bee3b300/
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/04fc84f7-4e47-4865-a8fe-9566bee3b300/
SH256 hash:
2fc6e7a93e0fbed4e6ca48c98af13c7339db7bff52a1bdce39b1c83c8e453878
MD5 hash:
af053f732b77a9c89118b0e73d2dd656
SHA1 hash:
64b34d32f5dca8ec21ffeceebe6d6c9dfc562c4d
Link:
https://www.unpac.me/results/04fc84f7-4e47-4865-a8fe-9566bee3b300/
SH256 hash:
82f35c2c2b60f862cd8f0f820a37f0ff1ca0e657533e4f6e8b87b70af375ca70
MD5 hash:
1621ecba4164b7dcaba67f3481168346
SHA1 hash:
5a68a0f9ef1af3fd5e9b804ec694a8a14bcccde6
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/04fc84f7-4e47-4865-a8fe-9566bee3b300/
Parent samples :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 hash:
895780bd55fdc39fcd442cf3e0b84019798a6b4d09fa160c323edf120eeae880
MD5 hash:
0a9a21411a503e7617ffe3c1fe190e8c
SHA1 hash:
8298c8a9fa4c288ecdea34d8d493d511c3c22bee
Link:
https://www.unpac.me/results/04fc84f7-4e47-4865-a8fe-9566bee3b300/
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/895780bd55fdc39fcd442cf3e0b84019798a6b4d09fa160c323edf120eeae880

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: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/458039/

Comments