MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9c4331dfe69481186d1ecc0026751207e164d5b7b206f456fb5e91a7e263008f. 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 5 File information Comments

SHA256 hash: 9c4331dfe69481186d1ecc0026751207e164d5b7b206f456fb5e91a7e263008f
SHA3-384 hash: 48f8e6ae64c58eca2e844bd44143c3ab2e07212cf0e64bf9442c2a68465fc6d2080650b0e5a399ccec89d2cd789e0370
SHA1 hash: 6a92e5290eabdc18b2a1e06e6e3ed3273b3f8e10
MD5 hash: 7dd1ebc63b220b227fa01b1764947e3c
humanhash: ten-wolfram-washington-nitrogen
File name:WaybillDoc_3227610761.exe
Download: download sample
Signature AgentTesla
File size:875'008 bytes
First seen:2021-06-25 11:32:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:6RAhJZaF75GF2lmekWaWXSkUrFHLInUzEBlzeSPDRRH43SZvfC+mQd6sLuk1d4:4AIblmRWXsxETzeAl4CvQq6sLuK
Threatray 6'136 similar samples on MalwareBazaar
TLSH 81159D206A9C4308F076EBBCC9B06E514EA9BD12D611D1DB2AD33E8FF732541CD5662E
Reporter cocaman
Tags:AgentTesla DHL exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
134
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
WaybillDoc_3227610761.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-25 11:36:17 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
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 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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 440493 Sample: WaybillDoc_3227610761.exe Startdate: 25/06/2021 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected AgentTesla 2->38 40 6 other signatures 2->40 6 WaybillDoc_3227610761.exe 3 2->6         started        10 zUbDt.exe 3 2->10         started        12 zUbDt.exe 2 2->12         started        process3 file4 28 C:\Users\...\WaybillDoc_3227610761.exe.log, ASCII 6->28 dropped 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->42 44 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->44 46 Injects a PE file into a foreign processes 6->46 14 WaybillDoc_3227610761.exe 2 5 6->14         started        18 WaybillDoc_3227610761.exe 6->18         started        20 WaybillDoc_3227610761.exe 6->20         started        48 Machine Learning detection for dropped file 10->48 22 zUbDt.exe 10->22         started        24 zUbDt.exe 10->24         started        26 zUbDt.exe 12->26         started        signatures5 process6 file7 30 C:\Users\user\AppData\Roaming\...\zUbDt.exe, PE32 14->30 dropped 32 C:\Users\user\...\zUbDt.exe:Zone.Identifier, ASCII 14->32 dropped 50 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->50 signatures8
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-06-25 11:33:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
12 of 46 (26.09%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
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:
a48b64645a78af30af182801631d4c87b4616992bfedb37c075e23985d66cf9f
MD5 hash:
406ed132fbc6649cd5f9f1a2692ec268
SHA1 hash:
ffea5115abf3ac2d4a5bc33606e319e3a3117ffe
SH256 hash:
68a01c5b4a2fad4136b8e503690650beca3a2a41885ef3871d1453d52eb70dd6
MD5 hash:
959b6b305605b38d9680b534e5717d9e
SHA1 hash:
39d18c25bf58d2c339e80d9c8967ea7b7e4b9098
SH256 hash:
76d1727fdb9476e9b49fc1f9833d1f83cbe1b8a31fbf743ac92a79ee854838bf
MD5 hash:
c1881c35580d49aad9923163b0c0a29c
SHA1 hash:
2ca0df0abc644b33166a0ed512a9234f976c5c6b
SH256 hash:
9c4331dfe69481186d1ecc0026751207e164d5b7b206f456fb5e91a7e263008f
MD5 hash:
7dd1ebc63b220b227fa01b1764947e3c
SHA1 hash:
6a92e5290eabdc18b2a1e06e6e3ed3273b3f8e10
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
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.

Malspam

AgentTesla

Executable exe 9c4331dfe69481186d1ecc0026751207e164d5b7b206f456fb5e91a7e263008f

(this sample)

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