MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38b8e69e6478da910a8f0d1322a8c17bf16b7ca2f8be612f58c1e09fcf266431. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 38b8e69e6478da910a8f0d1322a8c17bf16b7ca2f8be612f58c1e09fcf266431
SHA3-384 hash: 9e362dd8215c45ddeabd6c801ef56ae256e7f3e9808354b59b19c85314e1d98da90ecb1894ac036b2dec52150c53eb41
SHA1 hash: 3641cac943f083f9dd23914fba6d700af6c5fed9
MD5 hash: d64307f249329d91340647eccd0f7dbf
humanhash: pip-papa-four-harry
File name:PAYMENT INVOICE.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'266'176 bytes
First seen:2021-06-01 06:31:30 UTC
Last seen:2021-06-01 08:08:51 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 12288:EUa9jvTmYWKVVV1eMRHkVP89kYycmz5pTFkL7EcKltSL5EOvP9kalv5kP1:YUn+V3Gt8XyuLIcKltcSyWov6
Threatray 5'703 similar samples on MalwareBazaar
TLSH 664528F9F241D4D0F50ED672CE90BEF856126DBECA06091B01A97EC93577B9B4B3A042
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
119
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PAYMENT INVOICE.exe
Verdict:
Malicious activity
Analysis date:
2021-06-01 06:51:00 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/50250d15-a534-4fb1-b157-d9f0c1fd3b9d

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/163663/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.791.20831.28078.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
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/795175
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
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)
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: 427574 Sample: PAYMENT INVOICE.exe Startdate: 01/06/2021 Architecture: WINDOWS Score: 100 57 Found malware configuration 2->57 59 Multi AV Scanner detection for dropped file 2->59 61 Multi AV Scanner detection for submitted file 2->61 63 11 other signatures 2->63 7 PAYMENT INVOICE.exe 7 2->7         started        11 Battery meter.exe 5 2->11         started        14 Battery meter.exe 4 2->14         started        process3 dnsIp4 43 C:\Users\user\AppData\Roaming\dayYBk.exe, PE32 7->43 dropped 45 C:\Users\user\...\dayYBk.exe:Zone.Identifier, ASCII 7->45 dropped 47 C:\Users\user\AppData\Local\Temp\tmpE83.tmp, XML 7->47 dropped 49 C:\Users\user\...\PAYMENT INVOICE.exe.log, ASCII 7->49 dropped 73 Injects a PE file into a foreign processes 7->73 16 PAYMENT INVOICE.exe 2 5 7->16         started        21 schtasks.exe 1 7->21         started        23 PAYMENT INVOICE.exe 7->23         started        55 192.168.2.1 unknown unknown 11->55 25 schtasks.exe 1 11->25         started        27 Battery meter.exe 11->27         started        29 schtasks.exe 14->29         started        31 Battery meter.exe 14->31         started        file5 signatures6 process7 dnsIp8 51 chemietradebd.net 162.222.227.163, 49749, 587 PUBLIC-DOMAIN-REGISTRYUS United States 16->51 53 mail.chemietradebd.net 16->53 39 C:\Users\user\AppData\...\Battery meter.exe, PE32 16->39 dropped 41 C:\...\Battery meter.exe:Zone.Identifier, ASCII 16->41 dropped 65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->65 67 Tries to steal Mail credentials (via file access) 16->67 69 Tries to harvest and steal ftp login credentials 16->69 71 2 other signatures 16->71 33 conhost.exe 21->33         started        35 conhost.exe 25->35         started        37 conhost.exe 29->37         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/38b8e69e6478da910a8f0d1322a8c17bf16b7ca2f8be612f58c1e09fcf266431/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-06-01 04:36:06 UTC
AV detection:
11 of 45 (24.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hc4onhtepdnjccupbujsfkgbppyww7fc7c7gcl2yyhqj7tzgmqyq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
452ede57f647407067dbbef4a84737b618dde3ce6b54cd5d896d80461ba70b69
AgentTesla
52d514639923395c838d6f682c4be02ce3ba7ff3c5de613824e51ce0280a74cb
AgentTesla
5a83acd2c6c131ed322678539bf8f92dfc987510f82409f09fab52210010ff23
AgentTesla
67e3f2f06267750e9f6a6eeb599517a373b2b0d8bd886ba882b5cf083ad51ae4
AgentTesla
6eea5979c54077c3ef28f0a9900fd8779a1aeee9456aec1978c9a56472046408
AgentTesla
74d935398b83fb7e73bef7bd8127a4421bbfe3b41eee9dd914b546132ce742c2
AgentTesla
8392af9cff73aab10a60befd359d4ca2638d6a936071285579147303bb453497
AgentTesla
a59050c8b51cde37923726be71a20c41aa137e1af1ae7215bbf2dc3edb2af0dd
AgentTesla
be430dad91245b6bd741be804bb3e4b0858ba623912e04486c1e93326c988f2c
AgentTesla
e3154d853187b18659c637d16cb0a1fdd48c1bfa53c5d39aa11e1ed3db471dbd
AgentTesla
+ 5'693 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/210601-w67qsyfbh6/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/38b8e69e6478da910a8f0d1322a8c17bf16b7ca2f8be612f58c1e09fcf266431

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: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 38b8e69e6478da910a8f0d1322a8c17bf16b7ca2f8be612f58c1e09fcf266431

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/163663/

Comments