MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6f3af06b29fcd384b8f9aab52412ccbd2b46686aeb67c28dd1b60e47650c8332. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6f3af06b29fcd384b8f9aab52412ccbd2b46686aeb67c28dd1b60e47650c8332
SHA3-384 hash: 0f2c0303b37042e2866bcdbf0bc7955ff800e47ea01631a7331a464ecaec6f877a9b9f08debffe3261ebb9e528e01cba
SHA1 hash: 262a75236d82033d424deb4cb31f74dba51896b0
MD5 hash: 76c56dfceb3144a5ad9786030568d0b6
humanhash: four-bluebird-paris-winner
File name:Outstanding Invoices.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:595'456 bytes
First seen:2022-06-15 05:23:21 UTC
Last seen:2022-06-15 05:39:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'476 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:66ea0F0wGhJRtViuFoOCSJ1DkWZje+p6rh7Q1yN2qb5jv1i753iTxyfjlrzaXc3P:2GhJ1i6o2Jv
Threatray 17'831 similar samples on MalwareBazaar
TLSH T18BC4C5AC362C75DFC85BC472DAA85C64EA6034BFA71B5207902315AD9E0DB87DF244F2
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
275
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Outstanding Invoices.exe
Verdict:
Malicious activity
Analysis date:
2022-06-15 05:23:43 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/6a1629a8-a65c-4fea-b17b-cb562a28afd5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/280025/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.15594.22840.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
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:
packed
Link:
https://www.filescan.io/uploads/62a96cf496efd87b05fa1b77/reports/da9ba908-7bbc-45ab-8625-92d73ee283d6/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ef96df40-7600-4d10-be2a-4826dbe43912
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1013417
Signature
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 645912 Sample: Outstanding Invoices.exe Startdate: 15/06/2022 Architecture: WINDOWS Score: 100 64 Malicious sample detected (through community Yara rule) 2->64 66 Multi AV Scanner detection for dropped file 2->66 68 Multi AV Scanner detection for submitted file 2->68 70 11 other signatures 2->70 7 Outstanding Invoices.exe 6 2->7         started        11 yqWDN.exe 5 2->11         started        13 yqWDN.exe 4 2->13         started        process3 file4 42 C:\Users\user\AppData\...\RWoeIuKQFc.exe, PE32 7->42 dropped 44 C:\Users\user\AppData\Local\...\tmpC8F0.tmp, XML 7->44 dropped 46 C:\Users\...\Outstanding Invoices.exe.log, ASCII 7->46 dropped 72 Injects a PE file into a foreign processes 7->72 15 Outstanding Invoices.exe 2 5 7->15         started        20 schtasks.exe 1 7->20         started        74 Multi AV Scanner detection for dropped file 11->74 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->76 78 Machine Learning detection for dropped file 11->78 80 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->80 22 yqWDN.exe 11->22         started        24 schtasks.exe 11->24         started        26 yqWDN.exe 13->26         started        28 schtasks.exe 13->28         started        signatures5 process6 dnsIp7 48 mail.standardengg-works.com 192.186.233.163, 587 AS-26496-GO-DADDY-COM-LLCUS United States 15->48 36 C:\Users\user\AppData\Roaming\...\yqWDN.exe, PE32 15->36 dropped 38 C:\Windows\System32\drivers\etc\hosts, ASCII 15->38 dropped 40 C:\Users\user\...\yqWDN.exe:Zone.Identifier, ASCII 15->40 dropped 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->52 54 Tries to steal Mail credentials (via file / registry access) 15->54 56 Modifies the hosts file 15->56 58 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->58 30 conhost.exe 20->30         started        50 192.168.2.1 unknown unknown 22->50 32 conhost.exe 24->32         started        60 Tries to harvest and steal ftp login credentials 26->60 62 Tries to harvest and steal browser information (history, passwords, etc) 26->62 34 conhost.exe 28->34         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6f3af06b29fcd384b8f9aab52412ccbd2b46686aeb67c28dd1b60e47650c8332/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-15 03:46:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n45pa2zj7tjyjohzvk2siewmxuvum2dk5nt4fdorwyheozimqmza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
00dbfa467ef14cab6eb8cd82c787f0694be146972fa82ecba2c243b170125e6f
AgentTesla
09e805792395ef2266dd0788b73ce8c2550f71e31dec65853bcbfb6c4b1bc52a
AgentTesla
3396abe1bfc811d184237b9804385c945721da04e83f08054d9aeb772016df90
AgentTesla
4b0f3abe3b0c7a9356687b4c29c68f9bab4247ca92cf5c37b42eec2881d3d2ec
AgentTesla
f6ee3f2d96721f8e580148916f60f405714e7b3e26e1c858dc31222cc53ca9ee
AgentTesla
+ 17'821 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220615-f3ptbsbab7/
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
Adds Run key to start application
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
suricata: ET MALWARE AgentTesla Exfil Via SMTP
Unpacked files
SH256 hash:
9eeed840ceb6f9d91df250069604f8e8f7194ebbcdd599f2dda21fe2782d1dd1
MD5 hash:
44c2ff19ce1724119278f45a3d2d9644
SHA1 hash:
769fd63a6cea8de040903c8ab7d37b0fd61e0b1f
Link:
https://www.unpac.me/results/7233eb6d-706d-4b4a-bb18-54e7a67ce2fe/
SH256 hash:
0a59f06d1c8bdf136670f7b875a6380212e67913c22f74847d7aa0dd3da35b3e
MD5 hash:
91ebeeece4b6981a8a7383e6809e237d
SHA1 hash:
667412a96dd680455a58c8397391953dbbd125cd
Link:
https://www.unpac.me/results/7233eb6d-706d-4b4a-bb18-54e7a67ce2fe/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/7233eb6d-706d-4b4a-bb18-54e7a67ce2fe/
SH256 hash:
6f3af06b29fcd384b8f9aab52412ccbd2b46686aeb67c28dd1b60e47650c8332
MD5 hash:
76c56dfceb3144a5ad9786030568d0b6
SHA1 hash:
262a75236d82033d424deb4cb31f74dba51896b0
Link:
https://www.unpac.me/results/7233eb6d-706d-4b4a-bb18-54e7a67ce2fe/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6f3af06b29fc/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/6f3af06b29fcd384b8f9aab52412ccbd2b46686aeb67c28dd1b60e47650c8332

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
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 6f3af06b29fcd384b8f9aab52412ccbd2b46686aeb67c28dd1b60e47650c8332

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/280025/

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