MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc4377d35ea297b19109a9bc2c63c5a5eff23adf98077d999f8926e9b1181048. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
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SHA256 hash: dc4377d35ea297b19109a9bc2c63c5a5eff23adf98077d999f8926e9b1181048
SHA3-384 hash: 63525960bd303e8041d11be01d3f926a6acc9c6ee092011812099e840a9c519fa2dce99d344d70905834e5b37f2c4830
SHA1 hash: 3619d56bc7763d5a167814c795e05700efd700fc
MD5 hash: 6235f9544ab13816283de912ff723942
humanhash: triple-ohio-march-cola
File name:po.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:905'216 bytes
First seen:2021-08-11 02:45:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:siS38m134Z3CVHtfIItxtXaI0WjgMNjd:Y3n134Z3YKItxtXuWjRhd
Threatray 8'261 similar samples on MalwareBazaar
TLSH T1D315DF91E684AA06C59818BF1F3DFA7013FC9D8A1556C0417ED8DE573BAAEFA09C31C1
dhash icon f0d88d061bd2d0f0 (8 x AgentTesla, 7 x Formbook, 3 x SnakeKeylogger)
Reporter ankit_anubhav
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
https://homartmall.com/vendor.homartmall.com/vendors/Alibaba-PO-88209062021-PO-8820906622.zip
Verdict:
No threats detected
Analysis date:
2021-08-09 04:58:48 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a1e09cb5-28c7-41eb-943b-2b3e23eb1891

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/178067/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.23608.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Deleting a recently created file
Creating a file
Creating a window
Sending a UDP request
Creating a process with a hidden window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Moving of the original 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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0fe0e371-4d96-42a8-9894-925dd6851a58
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/830572
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Moves itself to temp directory
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: Powershell Defender Exclusion
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 463003 Sample: po.exe Startdate: 11/08/2021 Architecture: WINDOWS Score: 100 49 Multi AV Scanner detection for submitted file 2->49 51 Yara detected AgentTesla 2->51 53 Yara detected AgentTesla 2->53 55 4 other signatures 2->55 7 po.exe 4 2->7         started        11 zISUu.exe 4 2->11         started        13 zISUu.exe 2->13         started        process3 file4 35 C:\Users\user\AppData\Local\...\po.exe.log, ASCII 7->35 dropped 57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->57 59 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->59 61 Adds a directory exclusion to Windows Defender 7->61 15 po.exe 17 9 7->15         started        19 powershell.exe 26 7->19         started        63 Multi AV Scanner detection for dropped file 11->63 65 Injects a PE file into a foreign processes 11->65 21 powershell.exe 11->21         started        23 zISUu.exe 11->23         started        25 powershell.exe 13->25         started        27 zISUu.exe 13->27         started        signatures5 process6 file7 37 C:\Users\user\AppData\Roaming\...\zISUu.exe, PE32 15->37 dropped 39 C:\Users\user\...\zISUu.exe:Zone.Identifier, ASCII 15->39 dropped 41 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->41 43 Moves itself to temp directory 15->43 45 Tries to steal Mail credentials (via file access) 15->45 47 4 other signatures 15->47 29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        33 conhost.exe 25->33         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dc4377d35ea297b19109a9bc2c63c5a5eff23adf98077d999f8926e9b1181048/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-06 22:14:44 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3rbxpu26ukl3deijvg6cyy6fuxx7eow7tadx3gm7retotmiycbea._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
03675b36674123dd354677697244738fd9cabf2cf6314ab6e1bb2b4432aeccb2
AgentTesla
083675d830617884f8e787b7e4ff68fecef86d9810b425f1d6bd0695a03ff2bd
AgentTesla
1775ad4a2b2c594bff7efcf62b3c749523c9330f25efa5ead6141a1e4fae2421
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29ea2eab384e58eb174a1a628b6f66b96bf7c40b5f8213169dcdd8b9703def18
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5c470052aac79a75b27dae3298f93b8210c10d9466db70a3435184dfe5fac738
AgentTesla
6458530468461cb08fc1673aed2dbbd606d5a5795b89198a78132645eca95c9a
AgentTesla
81c3590c04a0c3b1457057e2307778b409812d2e18f01fca9bf6a3b6b9b83ded
AgentTesla
98844d2c2c3815f5b743e40dea380cfea992b35cf8461f0f529b9874d9a3e23f
AgentTesla
a9ebd53b04c770e9500e4685195a122d8935294c452b2659ab67ecc910772706
AgentTesla
c1e42867b1ed999743606d2a5c887b8aab7c1677402a60a6b3eff712f7ea46c7
AgentTesla
+ 8'251 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210811-shxwla2gk6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
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:
aed00f82f1772e5a403cce9c1349202c8371e67ed9ef19a33cac0bf2a411f3c1
MD5 hash:
c273f926e2a29bd62cc8f27b569a0b2a
SHA1 hash:
e08d302cab3e11d776599a6b0537207fce6f9c51
Link:
https://www.unpac.me/results/a763d337-1fcb-4de0-9481-820a703310d4/
SH256 hash:
ca76ab8dd1fbc4126fbb009a7d3ce0491d4d8bd09047d3813fd3c38be3e98f47
MD5 hash:
798e5279fc4c4f49d53009b968b223d7
SHA1 hash:
95be75b75bede7a9fb0114ea8557620e5535f795
Link:
https://www.unpac.me/results/a763d337-1fcb-4de0-9481-820a703310d4/
SH256 hash:
e8b664a52f3cabac76a07f8f5cd3da298ca421cbd37686e7e09060bb03502941
MD5 hash:
1ceb5c80cf2e17e28469b1ebbcbac3ee
SHA1 hash:
4a09b2cc6aa8c8c416f6586ba5270be6490524cb
Link:
https://www.unpac.me/results/a763d337-1fcb-4de0-9481-820a703310d4/
SH256 hash:
dc4377d35ea297b19109a9bc2c63c5a5eff23adf98077d999f8926e9b1181048
MD5 hash:
6235f9544ab13816283de912ff723942
SHA1 hash:
3619d56bc7763d5a167814c795e05700efd700fc
Link:
https://www.unpac.me/results/a763d337-1fcb-4de0-9481-820a703310d4/
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/dc4377d35ea297b19109a9bc2c63c5a5eff23adf98077d999f8926e9b1181048

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:pe_imphash
Create hunting rule
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.

  
Delivery method
Distributed via e-mail link
Cape
Cape
https://www.capesandbox.com/analysis/178067/

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