MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 282b5d50f956c8ac1dea9080f1ba21129ce937a6d234fad62e17136509ac5166. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 282b5d50f956c8ac1dea9080f1ba21129ce937a6d234fad62e17136509ac5166
SHA3-384 hash: 294a484ad7087e9b3b339778cd27198673db50b6fd4f4c610aae12501470c68f08c51862f0e69214a33987798a688cfe
SHA1 hash: f19fd7e8c80393e59ab19954d7b67b8323c0496e
MD5 hash: be39908fb0cae5cdbbb7982a6ace4f23
humanhash: sierra-november-cup-texas
File name:be39908fb0cae5cdbbb7982a6ace4f23.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'082'368 bytes
First seen:2021-04-20 12:10:55 UTC
Last seen:2021-04-20 13:01:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:HUHROBOobXdPivO3GDcdGXhbHiL+nRxxRRRRRNm:HUHE3bXprWDcdGXULCRzRRRRRN
Threatray 4'076 similar samples on MalwareBazaar
TLSH 4735E0217FE9CE55D2BA4B7884B4925493F8BC119F5BC30AFEA035DC9970FC86A13252
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
be39908fb0cae5cdbbb7982a6ace4f23.exe
Verdict:
Malicious activity
Analysis date:
2021-04-20 12:24:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c3cdb8a9-92c9-481a-a25b-ce90ac3e3ccb

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/139630/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.667.792.9239.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/689045
Signature
Contains functionality to register a low level keyboard hook
Found malware configuration
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
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 access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 393464 Sample: 8tb7DpMms9.exe Startdate: 20/04/2021 Architecture: WINDOWS Score: 100 30 smtp.scrablex.com 2->30 32 us2.smtp.mailhostbox.com 2->32 46 Found malware configuration 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected AgentTesla 2->50 52 2 other signatures 2->52 7 8tb7DpMms9.exe 3 2->7         started        11 aKZoqyj.exe 3 2->11         started        13 aKZoqyj.exe 2 2->13         started        signatures3 process4 file5 28 C:\Users\user\AppData\...\8tb7DpMms9.exe.log, ASCII 7->28 dropped 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->56 58 Contains functionality to register a low level keyboard hook 7->58 15 8tb7DpMms9.exe 2 9 7->15         started        20 8tb7DpMms9.exe 7->20         started        60 Multi AV Scanner detection for dropped file 11->60 62 Injects a PE file into a foreign processes 11->62 22 aKZoqyj.exe 2 11->22         started        signatures6 process7 dnsIp8 34 smtp.scrablex.com 15->34 36 us2.smtp.mailhostbox.com 208.91.199.224, 49745, 49746, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->36 24 C:\Users\user\AppData\Roaming\...\aKZoqyj.exe, PE32 15->24 dropped 26 C:\Users\user\...\aKZoqyj.exe:Zone.Identifier, ASCII 15->26 dropped 38 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->38 40 Tries to steal Mail credentials (via file access) 15->40 42 Tries to harvest and steal ftp login credentials 15->42 44 3 other signatures 15->44 file9 signatures10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/282b5d50f956c8ac1dea9080f1ba21129ce937a6d234fad62e17136509ac5166/
Gathering data
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=favv2uhzk3ekyhpkscapdorbckoosn5g2i2pvvroc4jwkcnmkfta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
3262041b975c085ac4910cab0c54cafd02bee3accf8f921712f9a626634ea833
AgentTesla
3529f437801eed53684a28376fa14332cf44a3b8396e8473bccdb92bf2fedb25
AgentTesla
3b3f6d41ee6c1f630f6aa74edbe5d524fe2333a91e5234509c647432f663819f
AgentTesla
440584979145865d0d4ed8eccb48f90699a2b0c6c6eef0c2162db0d42b1c0fdc
AgentTesla
45fde804068d4fdd834fbabc35029ee0d8e427b7e5e32b4fd62cd17fee36b8de
AgentTesla
46096a5640a91cddbb2ea4d49d24f6df8e2d079f68a2559849ee9ff3a50281c3
AgentTesla
4994562a8195097940cac88cff7737d8d990189acfdc2e1bc2f0133428304593
AgentTesla
5ccb4b42592b867c638bc0b10bd75d11865ee1bea36d8242bffe1aba403336e4
AgentTesla
acc15255f543d96b994795164de4cd6b136c2d84d22e13f5a01f12131853a468
AgentTesla
b26bfa277644c0c5eb8fa1a8bc4734131ab15100d81b2d5a1dc9aaee1fd2a23a
AgentTesla
+ 4'066 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/210420-jzgxafmens/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/282b5d50f956c8ac1dea9080f1ba21129ce937a6d234fad62e17136509ac5166

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: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.

Web download

AgentTesla

Executable exe 282b5d50f956c8ac1dea9080f1ba21129ce937a6d234fad62e17136509ac5166

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/139630/
  
URLhaus
https://urlhaus.abuse.ch/url/1139627/
  
Delivery method
Distributed via web download

Comments