MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15
SHA3-384 hash: 984e01529d9a7ab906b610cc9633031a5e9a923b3ba0d7c5d922a754fdeb858ffd6bd59dddad33e736bec4226ebaf477
SHA1 hash: cf41cff44e21357ba3ab40c4e64d04aa6adc030d
MD5 hash: 75edadc48630498151d234a4a4114c03
humanhash: fourteen-montana-fruit-saturn
File name:c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15
Download: download sample
Signature AgentTesla
Create hunting rule
File size:171'008 bytes
First seen:2023-05-02 07:42:52 UTC
Last seen:2023-05-13 22:48:15 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 3072:nqby4v6CvRhvhMVG1ypnHQ2QQTbrDTICpiTo:EEi/vhyC2jTfIq0
Threatray 2'455 similar samples on MalwareBazaar
TLSH T109F33AE992CB8972D72D4074C8F1105B07B2E287D617E76D0EA0A8F63E467C3753E992
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)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
239
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15
Verdict:
Malicious activity
Analysis date:
2023-05-02 08:04:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6b66bcea-cc4b-40f0-90e5-7654cab319bb

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/385958/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILZilla.24596.26285.8809.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Creating a window
Setting a keyboard event handler
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
hacktool packed
Link:
https://www.filescan.io/uploads/6450bf14eabaad23dca15ba0/reports/eac7884a-24d7-4a9c-95b5-485b39a5d866/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15
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/5b780567-73de-4673-ab44-bdbbf75c5c1d
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1224400
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
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
May check the online IP address of the machine
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)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 857384 Sample: yzwn8txW75.exe Startdate: 02/05/2023 Architecture: WINDOWS Score: 100 30 Snort IDS alert for network traffic 2->30 32 Found malware configuration 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 4 other signatures 2->36 5 PNGtqM.exe 14 2 2->5         started        9 yzwn8txW75.exe 17 5 2->9         started        12 PNGtqM.exe 2 2->12         started        process3 dnsIp4 18 173.231.16.77, 443, 49699, 49701 WEBNXUS United States 5->18 20 api.ipify.org 5->20 38 Antivirus detection for dropped file 5->38 40 Multi AV Scanner detection for dropped file 5->40 42 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 5->42 44 Machine Learning detection for dropped file 5->44 22 mail.frontierfulfillment.com.my 14.102.148.26, 49698, 49700, 49702 IPSERVERONE-AS-APIPServerOneSolutionsSdnBhdMY Malaysia 9->22 24 api4.ipify.org 64.185.227.155, 443, 49697 WEBNXUS United States 9->24 26 api.ipify.org 9->26 14 C:\Users\user\AppData\Roaming\...\PNGtqM.exe, PE32 9->14 dropped 16 C:\Users\user\...\PNGtqM.exe:Zone.Identifier, ASCII 9->16 dropped 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 9->46 48 May check the online IP address of the machine 9->48 50 Tries to steal Mail credentials (via file / registry access) 9->50 52 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->52 28 api.ipify.org 12->28 54 Tries to harvest and steal browser information (history, passwords, etc) 12->54 56 Installs a global keyboard hook 12->56 file5 signatures6
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-03-15 00:48:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yytuolosr3ku665bxbqbzpyago2dtonzgyqicsy76b7y7uph7qkq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
193e2444ca045fd813211cd2c4093f882b6d0bfe183d7a66ad3492bf90b00d3c
AgentTesla
29efaf03dee08b4e3f4e23e41b9581513da070dc49e746e91aee2022fef12088
AgentTesla
366a6d6e0aed96880c3589d33f5ee493ddfcc1f93cbe61e02b43867fa74f73b7
AgentTesla
4b6468989653964cef811f5f54369376c1f07ee33a4d5cb279374a03d0c06a9d
AgentTesla
74b2a6d74db90390fddf0241a3bb844633c1368584ff8c5fe37416331334cbf6
AgentTesla
8e30c72622b6ef1dedee5b6e5b0d0a57272fd3d5caad2f50bd841e94bcdbf171
AgentTesla
a1895fde4d01b87eabbc7ea07f2eecf1ae17e88dafb5636c9dd74003622db8e2
AgentTesla
aa5336fbd1f094aabf356588943e259fdb8330a19e9e957bf8bbcac9d3ae7401
AgentTesla
e2afb0ee160899e7d800b01db654f6f65876510d7fa1c5d1318b97aa61ae289c
AgentTesla
+ 2'445 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230502-jj9k6sbh9t/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
outlook_office_path
outlook_win_path
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15
MD5 hash:
75edadc48630498151d234a4a4114c03
SHA1 hash:
cf41cff44e21357ba3ab40c4e64d04aa6adc030d
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/6c033160-b017-4797-a49b-50b104a29f36/
Parent samples :
c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15
032b20514a819f923df7a93f410e9ac88a73e103e772360a08caa547820d1345
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c627472dd28e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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 c627472dd28ed54f7ba1b8601cbf0033b439b9b93620814b1ff07f8fd1e7fc15

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/385958/

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