MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a
SHA3-384 hash: 4e7207b18da83fdfa770f6c107bd0e8857318d2636e3339f095acb1b8f8dd3389b5eb524ea4a5c87e003eb6149ed873b
SHA1 hash: 5ee61e2d7cecaacd7af859f7bef330f67d23c1c8
MD5 hash: a6ac7f8f603331031fcb0e3471095351
humanhash: venus-butter-red-don
File name:AWB 2774038374.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:751'104 bytes
First seen:2023-11-20 06:47:51 UTC
Last seen:2023-11-20 06:50:22 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 12288:9vUg61h61EWG+rOv1vCLFMpJcOy9tkS/ZJg8BuyObNA8TbAbm/tkX6tLnqafBpvH:NMY7G+rOk2YgWNUJLbAbm/tkX8
TLSH T133F4D09C3A4071DFC86BC872D9A92C64AA6174BB570BD207A01716EDDA0DACBDF141F3
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)
File icon (PE):PE icon
dhash icon c4c6dcccecf8b4b8 (12 x AgentTesla, 3 x Formbook, 2 x RemcosRAT)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
296
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
AWB 2774038374.exe
Verdict:
Malicious activity
Analysis date:
2023-11-20 06:50:57 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/ec2da207-8518-454e-97ce-3d334b4a5c58

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/459216/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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
Creating a file
Using the Windows Management Instrumentation requests
DNS 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:
Malware
Link:
https://www.hybrid-analysis.com/sample/8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a
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/2d1c7690-b2de-43bf-ad4a-97dd259473b6
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1344961
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
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
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)
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1344961 Sample: AWB_2774038374.exe Startdate: 20/11/2023 Architecture: WINDOWS Score: 100 36 smtp.yandex.ru 2->36 38 smtp.yandex.com 2->38 40 2 other IPs or domains 2->40 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus / Scanner detection for submitted sample 2->50 52 9 other signatures 2->52 8 AWB_2774038374.exe 7 2->8         started        12 FPiVyS.exe 5 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Roaming\FPiVyS.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\tmpAABF.tmp, XML 8->34 dropped 54 Detected unpacking (changes PE section rights) 8->54 56 Detected unpacking (overwrites its own PE header) 8->56 58 Uses schtasks.exe or at.exe to add and modify task schedules 8->58 66 3 other signatures 8->66 14 RegSvcs.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 schtasks.exe 1 8->20         started        60 Antivirus detection for dropped file 12->60 62 Multi AV Scanner detection for dropped file 12->62 64 Machine Learning detection for dropped file 12->64 22 RegSvcs.exe 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 42 api4.ipify.org 104.237.62.212, 443, 49706, 49710 WEBNXUS United States 14->42 68 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->68 70 Contains functionality to register a low level keyboard hook 14->70 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        44 smtp.yandex.ru 77.88.21.158, 49711, 49712, 49724 YANDEXRU Russian Federation 22->44 72 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->72 74 Tries to steal Mail credentials (via file / registry access) 22->74 76 Tries to harvest and steal browser information (history, passwords, etc) 22->76 78 Installs a global keyboard hook 22->78 30 conhost.exe 24->30         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a/
Threat name:
ByteCode-MSIL.Trojan.GenSteal
Create hunting rule
Status:
Malicious
First seen:
2023-11-20 05:30:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rvzuguyizybmdhhsnjtrgr4nu72q5getah2tlcpgntku7qs5seva._file
Verdict:
malicious
Label(s):
agenttesla_v4
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-hkrw3sfa2w/
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:
f192b84ef85850111377236675faaa70408ffc780a97b7b15fcacc047fd076e7
MD5 hash:
7f8f53812b38633bf962797d220d3b71
SHA1 hash:
e3dffd29f28977e50cc77adc7fb39b6c4651b1b2
Link:
https://www.unpac.me/results/14ae9377-25a4-47bb-8ef8-1c1155dccc38/
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_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
Link:
https://www.unpac.me/results/14ae9377-25a4-47bb-8ef8-1c1155dccc38/
Parent samples :
8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a
4722cb29b7819a5ac339733693f3d6d8f2203881cde7219dfde83322ac67da5e
a93a234aa70ad7677fa94cdbf6115f1db32523cc933370f3e1d73d56eac95439
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/14ae9377-25a4-47bb-8ef8-1c1155dccc38/
SH256 hash:
01f38bb4dc7f1787a239efdc7352a89b75c963bcb8227c347654879108330b9f
MD5 hash:
b1a6cdf7a2dd47e5972db92038455bcf
SHA1 hash:
b81f5c89e596726159a6b8f9915980466eeeedd6
Link:
https://www.unpac.me/results/14ae9377-25a4-47bb-8ef8-1c1155dccc38/
SH256 hash:
8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a
MD5 hash:
a6ac7f8f603331031fcb0e3471095351
SHA1 hash:
5ee61e2d7cecaacd7af859f7bef330f67d23c1c8
Link:
https://www.unpac.me/results/14ae9377-25a4-47bb-8ef8-1c1155dccc38/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8d73435308ce/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/8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a

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.

Malspam

AgentTesla

Executable exe 8d73435308ce02c19cf26a6713478da7f50e989301f53589e66cd54fc25d912a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/459216/

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