MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9e7863487ace54f6b40bee2f2c4bf844dca75f987877aeceeac0d46caabc48dc. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9e7863487ace54f6b40bee2f2c4bf844dca75f987877aeceeac0d46caabc48dc
SHA3-384 hash: 6fffe21085fb90f57acfd78ccbfdacad92fcc2be390dc9d4abfde1b11fa8d57f6884965bc4cd92943257ca9268a7d49c
SHA1 hash: 9c6753bf0951653d4e9a78c26c4fe1f8a36dbb46
MD5 hash: 4723b402edc6f755a69fcfc543da92ff
humanhash: tennessee-orange-stairway-bacon
File name:4723b402edc6f755a69fcfc543da92ff.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:852'480 bytes
First seen:2021-11-17 15:20:41 UTC
Last seen:2021-11-17 16:29:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:J0dBYfmmbxNuURL6hki3zr2+pN+gzGc+IhWeo6Z8eviEPFo3cy7CQoS0JnGKLi37:Odi+UEhrm9H
Threatray 12'782 similar samples on MalwareBazaar
TLSH T18805B66931EA31DEC773D9B24FD85C6DEB55B877430FA1276043269A8A2C952CF403B2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.bam.sg:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4723b402edc6f755a69fcfc543da92ff.exe
Verdict:
Malicious activity
Analysis date:
2021-11-17 15:31:46 UTC
Tags:
keylogger stealer agenttesla trojan rat
Link:
https://app.any.run/tasks/e1fb8778-29d8-496a-8101-6a27d0ba7d79

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.Malware.AI.4248414596.24439.9899.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
hacktool obfuscated packed
Link:
https://www.filescan.io/uploads/61951de24912a8c920a189e6/reports/a2e947fd-87e3-4eb3-b5e0-daa5a44889ca/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5edde6e9-1829-4fe4-bbc1-f834659baa60
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/891278
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Suspicius Add Task From User AppData Temp
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)
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 dnsIp2 2 Behavior Graph ID: 523751 Sample: KKj4IBXvO8.exe Startdate: 17/11/2021 Architecture: WINDOWS Score: 100 42 mail.bam.sg 2->42 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Multi AV Scanner detection for dropped file 2->56 58 8 other signatures 2->58 8 KKj4IBXvO8.exe 6 2->8         started        12 newapp.exe 5 2->12         started        14 newapp.exe 3 2->14         started        signatures3 process4 file5 36 C:\Users\user\AppData\...behaviorgraphZDylLvFHHUaZg.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmpC77D.tmp, XML 8->38 dropped 40 C:\Users\user\AppData\...\KKj4IBXvO8.exe.log, ASCII 8->40 dropped 60 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->60 62 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->62 64 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->64 66 Uses schtasks.exe or at.exe to add and modify task schedules 8->66 16 KKj4IBXvO8.exe 2 5 8->16         started        20 schtasks.exe 1 8->20         started        22 KKj4IBXvO8.exe 8->22         started        68 Multi AV Scanner detection for dropped file 12->68 70 Machine Learning detection for dropped file 12->70 72 Injects a PE file into a foreign processes 12->72 24 schtasks.exe 1 12->24         started        26 newapp.exe 2 12->26         started        signatures6 process7 file8 32 C:\Users\user\AppData\Roaming\...\newapp.exe, PE32 16->32 dropped 34 C:\Users\user\...\newapp.exe:Zone.Identifier, ASCII 16->34 dropped 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->44 46 Moves itself to temp directory 16->46 48 Tries to steal Mail credentials (via file / registry access) 16->48 50 3 other signatures 16->50 28 conhost.exe 20->28         started        30 conhost.exe 24->30         started        signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9e7863487ace54f6b40bee2f2c4bf844dca75f987877aeceeac0d46caabc48dc/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-17 10:34:19 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tz4ggsd2zzkpnnal5yxsys7yitokox4ypb325txkydkgzkv4jdoa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
102b0bdae4e027e3e115490a1fe904b1a9f4fd9e4e52243719ee1167ec4ed62a
AgentTesla
12f2ee1cc6d06299b1a044cae83201d6550122a5e4ea1b3211415aba57059f14
AgentTesla
21cd1dea5f6846f81699ddc9c7a4469901a87c13efd253001c030645bcca9fd3
AgentTesla
3ee4e620dd7cb6d8a6f604e5653a4f5cbf1258032ffc7d13ae9a415c672a5713
AgentTesla
43f6edcd253f873d92084360b73166040790c8bf7ca9ea125a736b67cb5f3d58
AgentTesla
51d5859f266a7b373d71b9fd71d2eec4975a8d35fb01486f624b9235120e12d8
AgentTesla
7df19e1037edd7ddabab739d820866552327a492c2ae00c72ecb1201c72bd325
AgentTesla
9129d794cfb4727e0245067972311d4d3dd6be3292deee4050204b5964a4ff08
AgentTesla
c9af30b2a800c774844eee76e019d10b72c4637adbccd34a6de3bcc8a4f32ba4
AgentTesla
+ 12'772 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/211117-srcqvaabbq/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
30b3ab2eae93514a1bd44843fa9fa2d5185e639c78f3f97905dd7699c08a9fe5
MD5 hash:
216e9b285ea06de55424a0fbac586e38
SHA1 hash:
e1bb5f2d2594f18b3791e38197c3e9749e2f3771
Link:
https://www.unpac.me/results/9515acbb-17c7-4f95-8770-834f281aba27/
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
Link:
https://www.unpac.me/results/9515acbb-17c7-4f95-8770-834f281aba27/
SH256 hash:
378489cf159c759b33a1f96f817658d6ba9b09e0236cdc472a3a3c6fa3f407d0
MD5 hash:
e760e463781dabd847e7396ef66eb70e
SHA1 hash:
09c43edd6d12e662007d2e489dab254564892aeb
Link:
https://www.unpac.me/results/9515acbb-17c7-4f95-8770-834f281aba27/
SH256 hash:
9e7863487ace54f6b40bee2f2c4bf844dca75f987877aeceeac0d46caabc48dc
MD5 hash:
4723b402edc6f755a69fcfc543da92ff
SHA1 hash:
9c6753bf0951653d4e9a78c26c4fe1f8a36dbb46
Link:
https://www.unpac.me/results/9515acbb-17c7-4f95-8770-834f281aba27/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/9e7863487ace/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/9e7863487ace54f6b40bee2f2c4bf844dca75f987877aeceeac0d46caabc48dc

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.

Web download

AgentTesla

Executable exe 9e7863487ace54f6b40bee2f2c4bf844dca75f987877aeceeac0d46caabc48dc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1792276/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1791785/
Cape
Cape
https://www.capesandbox.com/analysis/206917/

Comments