MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 86424b83a78d744d1f61082abfe210f13bc14684dc02fff3794b0d5a6d9078c0. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 86424b83a78d744d1f61082abfe210f13bc14684dc02fff3794b0d5a6d9078c0
SHA3-384 hash: f6c8bcaf811f1171f9d5418b556e2de31b09069f20bbbf528454577cb8f1d47464ebc7802705f6dec82954f02490b60f
SHA1 hash: 53baafc570ce5a917a971c76d0a3fd30a5b996b3
MD5 hash: 1b841d5e0a4774e086d3b5bdc7acf9d9
humanhash: carbon-timing-vegan-cardinal
File name:new purchase order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:491'520 bytes
First seen:2021-12-20 03:20:41 UTC
Last seen:2021-12-20 13:54:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 6144:stebkTlEn2dHBTrmuhvo3Z5sVzBBlVdUY+/vI4ysIRK51n1pqDStP2hZZNyF48w1:mdHBmqonSJzUT/vPl511pqDSi/F
TLSH T1CEA4E0AD3AA75BDEC47117F53769503853B27C3A1027D699D89A32CB1A63B10BA33703
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/215298/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1137.16181.23188.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61bff6a1ec6c6c14a9e40aa6/reports/18913981-e573-463e-84b7-d0580d23dba1/overview
Result
Verdict:
UNKNOWN
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/582d3176-fc23-40ef-9e0c-1183e2efb37b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/909972
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Executable has a suspicious name (potential lure to open the executable)
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
Modifies the hosts file
Multi AV Scanner detection for dropped 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)
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 / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 542450 Sample: new purchase order.exe Startdate: 20/12/2021 Architecture: WINDOWS Score: 100 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Yara detected AgentTesla 2->53 55 8 other signatures 2->55 6 new purchase order.exe 3 2->6         started        10 tKZVPq.exe 3 2->10         started        12 tKZVPq.exe 2 2->12         started        process3 file4 29 C:\Users\user\...\new purchase order.exe.log, ASCII 6->29 dropped 57 Injects a PE file into a foreign processes 6->57 14 new purchase order.exe 2 5 6->14         started        19 new purchase order.exe 6->19         started        21 new purchase order.exe 6->21         started        59 Multi AV Scanner detection for dropped file 10->59 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->61 63 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 10->63 23 tKZVPq.exe 2 10->23         started        25 tKZVPq.exe 10->25         started        27 tKZVPq.exe 10->27         started        signatures5 process6 dnsIp7 37 demo.jeninfo.com 103.195.185.115, 49828, 587 PUBLIC-DOMAIN-REGISTRYUS India 14->37 39 mail.demo.jeninfo.com 14->39 31 C:\Users\user\AppData\Roaming\...\tKZVPq.exe, PE32 14->31 dropped 33 C:\Windows\System32\drivers\etc\hosts, ASCII 14->33 dropped 35 C:\Users\user\...\tKZVPq.exe:Zone.Identifier, ASCII 14->35 dropped 41 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->41 43 Tries to steal Mail credentials (via file / registry access) 14->43 45 Tries to harvest and steal ftp login credentials 14->45 47 3 other signatures 14->47 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/86424b83a78d744d1f61082abfe210f13bc14684dc02fff3794b0d5a6d9078c0/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-20 03:21:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
21 of 27 (77.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qzbexa5hrv2e2h3bbavl7yqq6e54crue3qbp743zjmgvu3mqpdaa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/211220-dwb8jshdb4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
cc863038dfc58d37276a1f1cb952870d6a2cd81a7ac72d3ed7021e5c5aa1c8f0
MD5 hash:
2c5570f3b591aa1fd57f5ec62ab89b76
SHA1 hash:
7a451b030d1acef0a149e333ba9df225fc5494d1
Link:
https://www.unpac.me/results/beae9cd9-171c-4df5-b7ef-b0c410c6db8c/
SH256 hash:
4eb27e822d4f5b2f7c3dabf285c6bcca1c2fe75ce79db0cb28d1f8b0137c2abb
MD5 hash:
712ac0dfcd6b23962c7a7e49a5b1ca64
SHA1 hash:
0f23d4e825e0b383b389317570fe43ef2db5d030
Link:
https://www.unpac.me/results/beae9cd9-171c-4df5-b7ef-b0c410c6db8c/
SH256 hash:
b75ec5e79a2950e55aa7849e13404e8c9306256e6b9355089da890e6b6e14996
MD5 hash:
d6b3f5aab08853bead8975532594a6d7
SHA1 hash:
040aa10a04d0223b4593e133b8904b5fe9fbe83c
Link:
https://www.unpac.me/results/beae9cd9-171c-4df5-b7ef-b0c410c6db8c/
SH256 hash:
86424b83a78d744d1f61082abfe210f13bc14684dc02fff3794b0d5a6d9078c0
MD5 hash:
1b841d5e0a4774e086d3b5bdc7acf9d9
SHA1 hash:
53baafc570ce5a917a971c76d0a3fd30a5b996b3
Link:
https://www.unpac.me/results/beae9cd9-171c-4df5-b7ef-b0c410c6db8c/
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/86424b83a78d744d1f61082abfe210f13bc14684dc02fff3794b0d5a6d9078c0

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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
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.

Malspam

AgentTesla

Executable exe 86424b83a78d744d1f61082abfe210f13bc14684dc02fff3794b0d5a6d9078c0

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/215298/

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