MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bfd76294477fc3da608954591e071f3745274fec1ca01bb77cb3534a5eb45b1f. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bfd76294477fc3da608954591e071f3745274fec1ca01bb77cb3534a5eb45b1f
SHA3-384 hash: 5b5dd47f15ee7656b7b79d5545251139dc5c379c5a6cdd2a48df2c030b7a51b6690dedd20f8183eb4b8b5f7e0b5cb1ab
SHA1 hash: 4484a7db88b2d5809e7aec8d324044d65f1270ce
MD5 hash: 04a0e70abe7dac63f00f514d6a4a03a3
humanhash: salami-stream-speaker-leopard
File name:invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:517'120 bytes
First seen:2022-04-19 04:05:20 UTC
Last seen:2022-04-19 04:38:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:J+8qEsVcovPM8yQX0ZUwHdGw7/LePJLh9qbXtwLzGTOPOquJrxJ:o8sVcOM8y8vwHdpv
Threatray 16'068 similar samples on MalwareBazaar
TLSH T1A0B46CEC352031DFC857D576C9A99CB4BAA034BA431B6347F05746A9AE8C887DF102F6
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
274
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/264469/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.29429.3980.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
DNS request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe fareit obfuscated packed
Link:
https://www.filescan.io/uploads/625e352beab80a7a6c3e1ba0/reports/7aadbfad-e572-4dfe-a47f-c210df118fab/overview
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/efe766aa-0327-4537-8dfc-f3b03d8b36a0
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/978592
Signature
.NET source code contains very large array initializations
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Modifies the hosts file
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: Suspicious Add Scheduled Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 611075 Sample: invoice.exe Startdate: 19/04/2022 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for dropped file 2->36 38 9 other signatures 2->38 7 invoice.exe 6 2->7         started        process3 file4 22 C:\Users\user\AppData\...\ZDnvlZpFrsyjH.exe, PE32 7->22 dropped 24 C:\Users\user\AppData\Local\Temp\tmpD1D.tmp, XML 7->24 dropped 26 C:\Users\user\AppData\...\invoice.exe.log, ASCII 7->26 dropped 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->40 42 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->42 44 Uses schtasks.exe or at.exe to add and modify task schedules 7->44 46 Injects a PE file into a foreign processes 7->46 11 invoice.exe 2 7->11         started        16 schtasks.exe 1 7->16         started        18 invoice.exe 7->18         started        signatures5 process6 dnsIp7 30 mail.majulah.com.sg 110.4.45.230, 49739, 587 EXABYTES-AS-APExaBytesNetworkSdnBhdMY Malaysia 11->30 28 C:\Windows\System32\drivers\etc\hosts, ASCII 11->28 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->48 50 Tries to steal Mail credentials (via file / registry access) 11->50 52 Tries to harvest and steal ftp login credentials 11->52 54 2 other signatures 11->54 20 conhost.exe 16->20         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bfd76294477fc3da608954591e071f3745274fec1ca01bb77cb3534a5eb45b1f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-19 01:53:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
20 of 25 (80.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x7lwffchp7b5uyejkrmr4by7g5csot7mdsqbxn34wnjuuxvulmpq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
4b0f3abe3b0c7a9356687b4c29c68f9bab4247ca92cf5c37b42eec2881d3d2ec
AgentTesla
4bbec06e0eddc6ccfbfeca93c0b08fb74692b69aa022e2c57bcc0e34bce1e174
AgentTesla
78440c8aaf49191ba9a5a13987c467f7f0dd192e500661543f0590eea20f1773
AgentTesla
973cdd2632a42ff8596a6c4f6c84e4fa5a8483cd7afbd55f36a529df419a3739
AgentTesla
b25050da3db1fef64eb447fdbcd2a4c2248fc32a7be362cea35094449250381f
AgentTesla
defbeba113680db4e014a2b34be77a64529d1e0d5fb837e732eec92b842d364d
AgentTesla
ef6607466b1ce018c7e552775b225772f1be9144f08163c11e6d69545e07ca97
AgentTesla
fca101958a7bcbf8b717517055f150dad83aa482c00165f67312c613f8b450d3
AgentTesla
+ 16'058 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220419-en3afaeeg5/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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
Drops file in Drivers directory
AgentTesla
Unpacked files
SH256 hash:
9e8bb4a7258ba31ecaac9bedf24a9c4897384d751b6c7d637f237c6f3a8f8e24
MD5 hash:
a2769b07aec745fb42da93d98882ac4e
SHA1 hash:
1357772a723d9645a66c2f777164d73bda3ebad3
Link:
https://www.unpac.me/results/9e9e4d2d-f2d9-4f5d-bb17-62f874c7f4fc/
SH256 hash:
bfd76294477fc3da608954591e071f3745274fec1ca01bb77cb3534a5eb45b1f
MD5 hash:
04a0e70abe7dac63f00f514d6a4a03a3
SHA1 hash:
4484a7db88b2d5809e7aec8d324044d65f1270ce
Link:
https://www.unpac.me/results/9e9e4d2d-f2d9-4f5d-bb17-62f874c7f4fc/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bfd76294477f/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/bfd76294477fc3da608954591e071f3745274fec1ca01bb77cb3534a5eb45b1f

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: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

File information

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

Malspam

AgentTesla

Executable exe bfd76294477fc3da608954591e071f3745274fec1ca01bb77cb3534a5eb45b1f

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/264469/

Comments