MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6f7ca91ba97ef5763da989b082f5f48168ecd080d20867e90194759c5516f2c5. 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
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SHA256 hash: 6f7ca91ba97ef5763da989b082f5f48168ecd080d20867e90194759c5516f2c5
SHA3-384 hash: 05a760fe88ca565c2c34661899b0c95786fec925996368342971140496493b35315c69cf8dfa23618f5539a4d72147a7
SHA1 hash: d2e4cdee5edf7084271c4e0909ea881f8b6ba34e
MD5 hash: 49e57b251b2d34eac169761410937274
humanhash: william-pip-magnesium-arizona
File name:Wallpaper.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:552'448 bytes
First seen:2023-10-03 21:09:44 UTC
Last seen:2023-10-04 14:26:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 3072:rE2S5VE38gamKN7l+UGT5cu/S0COHqjuQdwqtDdo8c+XgiutF/sD28t6iNBIFT3:KI2l63COHqj584+R
Threatray 30 similar samples on MalwareBazaar
TLSH T10BC4E3262DFB109D73A3ABA25FC8F8FF896AE573191E70F6214107468722D44CD52B36
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 vovaan
Tags:AgentTesla exe RAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
379
Origin country :
CH CH
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.3057.25408.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Creating a process from a recently created file
Creating a window
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a file
Sending a custom TCP request
Searching for synchronization primitives
Enabling the 'hidden' option for recently created files
Moving a file to the %temp% directory
Reading critical registry keys
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed packed
Link:
https://www.filescan.io/uploads/651c832c4d45a517a3403a7a/reports/8e36d193-0a32-46a5-a24d-d1dbe5872edf/overview
Verdict:
Malicious
Labled as:
MSIL.Binder.Generic
Link:
https://www.hybrid-analysis.com/sample/6f7ca91ba97ef5763da989b082f5f48168ecd080d20867e90194759c5516f2c5
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/3b4ee90a-0a8e-47eb-8881-e9f7acfc78dd
Result
Threat name:
Agent Tesla, AgentTesla
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1319042
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to capture screen (.Net source)
Contains functionalty to change the wallpaper
Detected Agent Tesla keylogger
Drops PE files with a suspicious file extension
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
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 Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1319042 Sample: Wallpaper.exe Startdate: 03/10/2023 Architecture: WINDOWS Score: 92 55 rakishev.net 2->55 95 Malicious sample detected (through community Yara rule) 2->95 97 Antivirus / Scanner detection for submitted sample 2->97 99 Multi AV Scanner detection for dropped file 2->99 101 10 other signatures 2->101 10 Wallpaper.exe 6 2->10         started        13 audiodog.exe 2->13         started        17 audiodog.exe 2->17         started        signatures3 process4 dnsIp5 51 C:\Users\user\AppData\Local\...\47LJPBPP.exe, PE32 10->51 dropped 53 C:\Users\Public\Desktop7TV0S8P.exe, PE32 10->53 dropped 19 E7TV0S8P.exe 17 20 10->19         started        24 47LJPBPP.exe 22 39 10->24         started        26 conhost.exe 10->26         started        75 checkip.dyndns.org 13->75 77 132.226.8.169, 49824, 49832, 80 UTMEMUS United States 13->77 83 3 other IPs or domains 13->83 111 Antivirus detection for dropped file 13->111 113 Multi AV Scanner detection for dropped file 13->113 115 Detected Agent Tesla keylogger 13->115 117 9 other signatures 13->117 79 checkip.dyndns.org 17->79 81 checkip.dyndns.com 17->81 file6 signatures7 process8 dnsIp9 57 checkip.dyndns.org 19->57 59 132.226.247.73, 49799, 80 UTMEMUS United States 19->59 67 2 other IPs or domains 19->67 39 C:\Users\user\AppData\...\audiodog.exe, PE32 19->39 dropped 41 C:\Users\user\AppData\...\tmpG678.tmp (copy), PE32 19->41 dropped 103 Antivirus detection for dropped file 19->103 105 Multi AV Scanner detection for dropped file 19->105 107 Detected Agent Tesla keylogger 19->107 109 7 other signatures 19->109 61 f.push-entertainment.com 66.228.36.98, 49798, 80 LINODE-APLinodeLLCUS United States 24->61 63 cdn.push-entertainment.com 172.67.202.171, 443, 49800, 49801 CLOUDFLARENETUS United States 24->63 65 www.push-entertainment.com 24->65 43 C:\...\4c672bae50df40b1a63316f64c3765fe.dll, PE32 24->43 dropped 45 C:\Users\user\AppData\Local\...\uninstall.exe, PE32 24->45 dropped 47 C:\Users\user\...\setasscreensaver.exe, PE32 24->47 dropped 49 6 other malicious files 24->49 dropped 28 pushwallpaper.exe 1 24->28         started        file10 signatures11 process12 dnsIp13 69 54.236.82.84, 49809, 80 AMAZON-AESUS United States 28->69 71 52.217.161.253, 49807, 80 AMAZON-02US United States 28->71 73 2 other IPs or domains 28->73 31 pushwallpaper.exe 45 28->31         started        process14 dnsIp15 85 www.ssl.com 54.174.96.153, 49808, 80 AMAZON-AESUS United States 31->85 87 cert.ssl.com 52.217.81.43, 49806, 80 AMAZON-02US United States 31->87 89 www.push-entertainment.com 31->89 91 Query firmware table information (likely to detect VMs) 31->91 93 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 31->93 35 pushwallpaper.exe 31->35         started        37 pushwallpaper.exe 31->37         started        signatures16 process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6f7ca91ba97ef5763da989b082f5f48168ecd080d20867e90194759c5516f2c5/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-10-03 21:10:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
17 of 24 (70.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n56ksg5jp32xmpnjrgyif5puqfuozuea2iegp2ibsr2zyviw6lcq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0756a29169a580e220b87a4ce60cb7eac6e48ca708be937344127d2dad53f442
AgentTesla
313897bcfd2d0d82e6f41eef6161976f84c602ebed626ee29feaec6ee36f2c94
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3e49fe819025e4a6e061584f1a596f535d8c7dae935a079121ef19e0c11b3e60
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5498127f11928bb91062949e7f2d2a140164036490563db5fcfb85c29e4d3e1f
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610f1d2a16f1511223b1a969ef53a772ccb2ead1fea79cf3d67eb3faf06de540
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62904bd3def9671a1352f9cbc0d36e1981663bbd954c2f42e1e88460517d8784
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630c670e2a7d49cba82a68aa324da4ea80e0cba429f2da39e52375aac154a283
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d06db1d822307914827ad6241ceba35895b95a5cb6d18629d0b6390b562204e4
AgentTesla
+ 20 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
collection persistence spyware stealer
Link:
https://tria.ge/reports/231003-zz17qsff4s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
d6f787c2991d6667dddce8b92cc9d99c1a7158c2317f8b2c5b05788b3ef08a7b
MD5 hash:
d5aeb1b2eb038bd6a1a207034cf7dab5
SHA1 hash:
c8779656fd1d79cfad720657fa106a133a2fa15a
Link:
https://www.unpac.me/results/ccee1f5b-105a-4f0e-b276-75b08288a497/
SH256 hash:
f36d42a5e7745d82d8abc396cf0b91784b3c0ed6b82cfcac3b77d1d8f61bcf2b
MD5 hash:
c8b138c533df24cdead0c74b52a74834
SHA1 hash:
28f33f4fdf7003af099635348aa101f77f11f7cb
Detections:
win_agent_tesla_g1
Create hunting rule
Link:
https://www.unpac.me/results/ccee1f5b-105a-4f0e-b276-75b08288a497/
SH256 hash:
d55800a825792f55999abdad199dfa54f3184417215a298910f2c12cd9cc31ee
MD5 hash:
bfb160a89f4a607a60464631ed3ed9fd
SHA1 hash:
1c981ef3eea8548a30e8d7bf8d0d61f9224288dd
Link:
https://www.unpac.me/results/ccee1f5b-105a-4f0e-b276-75b08288a497/
SH256 hash:
6f7ca91ba97ef5763da989b082f5f48168ecd080d20867e90194759c5516f2c5
MD5 hash:
49e57b251b2d34eac169761410937274
SHA1 hash:
d2e4cdee5edf7084271c4e0909ea881f8b6ba34e
Link:
https://www.unpac.me/results/ccee1f5b-105a-4f0e-b276-75b08288a497/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6f7ca91ba97e/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/6f7ca91ba97ef5763da989b082f5f48168ecd080d20867e90194759c5516f2c5

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: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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