MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1449ab878502264784833760558568c389ed7e39498b45048d6bf2e6611c50b3. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1449ab878502264784833760558568c389ed7e39498b45048d6bf2e6611c50b3
SHA3-384 hash: 8f460c0f9a1710be1232ba38b79c5e4a231ca11fdec5f7bab57412e126c821265174d680036db1cea04a349bbbd74396
SHA1 hash: b18e8d85104d89ed3621e175e1abca59b5db8670
MD5 hash: 0a85f2e256829d479f2daac4e1378e98
humanhash: nebraska-comet-nuts-juliet
File name:fCYy6hQKDcZaVZZ.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:799'232 bytes
First seen:2021-03-18 11:11:34 UTC
Last seen:2021-03-18 12:56:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:rlHyHtsdJr+mmY4yTSkEx6eB9foOfuZPWe9f4:rlqIK3YvTSksj9w6he9f4
Threatray 3'318 similar samples on MalwareBazaar
TLSH 15058C9C3650759FC857C93A8AD43CA0EA1060664F0BE7E3905711A99A0F9B7CF173FA
Reporter Anonymous
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
3
# of downloads :
155
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fCYy6hQKDcZaVZZ.exe
Verdict:
Malicious activity
Analysis date:
2021-03-18 11:10:22 UTC
Tags:
rat agenttesla
Link:
https://app.any.run/tasks/55aae5cf-519e-4a90-9b1f-843a72e8906c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/125425/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.DLB.genEldorado.7409.6325.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/644179
Signature
.NET source code contains very large array initializations
Binary contains a suspicious time stamp
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 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: 371050 Sample: fCYy6hQKDcZaVZZ.exe Startdate: 18/03/2021 Architecture: WINDOWS Score: 100 29 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->29 31 Found malware configuration 2->31 33 Multi AV Scanner detection for dropped file 2->33 35 9 other signatures 2->35 7 fCYy6hQKDcZaVZZ.exe 6 2->7         started        process3 file4 19 C:\Users\user\AppData\...\PngOfiSEejbj.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmpEA58.tmp, XML 7->21 dropped 23 C:\Users\user\...\fCYy6hQKDcZaVZZ.exe.log, ASCII 7->23 dropped 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->37 39 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->39 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 Injects a PE file into a foreign processes 7->43 11 fCYy6hQKDcZaVZZ.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 25 gruptruck.com 94.199.200.42, 49740, 587 AEROTEK-ASTR Turkey 11->25 27 mail.gruptruck.com 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1449ab878502264784833760558568c389ed7e39498b45048d6bf2e6611c50b3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-18 10:58:54 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cre2xb4faitepbedg5qflbliyoe627rzjgfukbennpzomyi4kczq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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1be6dc89ef7b01bdc6563c86c36e84b7560d85bab73d7186e2f223550461c5c4
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3fe64ef36bf563c4b88c055af8b943a326084b40388143459c71ab199242f7ec
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459a96d9c261c779036f999c0bb2bc01a2e9126a48cdffb01748a639e63da1a5
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6319947a9646aee1e317a89a50c0d2a2984cd35269260ce6015f9172630b14f7
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747ee0971e16540fa80072cdcc9e28a2f3fca2303303920c802219ea64c5bef2
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8ab6e7ca68c0c1ab0e39ede908135343fbfbfdeb3b6981f4630e6c74e73d7ca3
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b2b6eff8a6c60704b212b98e6eb03be8bd26e1dc3bd8b6f28774bd6a52badb6d
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d830adad4946e743cdc39b91ce67e2c3c0ff9aedda4cf205d1756ac45bb7b2e8
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f892fa6757d9aab17b11c24debe91cc7ecd4591bc656f9e653dacf883a1b764f
AgentTesla
+ 3'308 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210318-7h628lwg1n/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1510861928b533e1529c1ffe7c6d57d9e5e928830d0afb28fd0fa730ff83fbdc
MD5 hash:
8f85df46a482b5b068ae7667bf1a33d6
SHA1 hash:
a210d369311aa4d709dc962c634174738576907e
Link:
https://www.unpac.me/results/ea8fa68b-7383-4f3c-b785-a4985aa5192b/
SH256 hash:
d3806488b3dda1092e3f53ec8a18ee68ee1c34cc4241cdfdb8171dd0cf9f4f57
MD5 hash:
ddf7e17637e9043345fd005a3862816f
SHA1 hash:
a0a232a4615bad964fdd1dca4201ef98aba19250
Link:
https://www.unpac.me/results/ea8fa68b-7383-4f3c-b785-a4985aa5192b/
SH256 hash:
43ae050f52ab3e90ee10926bce2bbb493e5a9378aa0e9e317ccadf5fe148e137
MD5 hash:
d58765ecc5f1df8e5cd40f63ff7fe00f
SHA1 hash:
969aada04a0191f5e54c9083e2caaa0bba3a1b1c
Link:
https://www.unpac.me/results/ea8fa68b-7383-4f3c-b785-a4985aa5192b/
SH256 hash:
1449ab878502264784833760558568c389ed7e39498b45048d6bf2e6611c50b3
MD5 hash:
0a85f2e256829d479f2daac4e1378e98
SHA1 hash:
b18e8d85104d89ed3621e175e1abca59b5db8670
Link:
https://www.unpac.me/results/ea8fa68b-7383-4f3c-b785-a4985aa5192b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1449ab878502264784833760558568c389ed7e39498b45048d6bf2e6611c50b3

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/125425/

Comments