MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c528680ef0513bfc735743cd09cf4c3bec0802a16bbf13f29c007a133afc1086. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c528680ef0513bfc735743cd09cf4c3bec0802a16bbf13f29c007a133afc1086
SHA3-384 hash: f85e2f5ec625b0ead97b93ad8455788d01d3f49942159afbceb9e4f2c558c6919a87176e6cb80dcd43c2624c06297169
SHA1 hash: b8d83ff678f41aba3a77216a93e445a1fd407ff7
MD5 hash: 8c04fcb936e6be3d9f302b0c4660c4ac
humanhash: victor-bulldog-king-orange
File name:8c04fcb936e6be3d9f302b0c4660c4ac.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:802'816 bytes
First seen:2021-01-29 08:17:59 UTC
Last seen:2021-01-29 10:11:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:imlKeYr1joNMVzDKoytsG93GFmKqfA7qp8Y1A2AfUfZ4:TJwZo+z2oyD2mKJeyY1cMm
Threatray 4 similar samples on MalwareBazaar
TLSH D4058C212384AB6AF4BF5F3951264001E3F5E463E757EB5DFE9214EF0D26B40EA22643
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
smtp.godforeu.com:587

AgentTesla SMTP exfil email address:
logs@godforeu.com

Intelligence

File Origin
# of uploads :
2
# of downloads :
130
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8c04fcb936e6be3d9f302b0c4660c4ac.exe
Verdict:
Malicious activity
Analysis date:
2021-01-29 08:20:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e94eb0d2-0646-4b6d-8a6c-f6be0507da9d

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/114654/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.471.18234.23941.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/593639
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Sigma detected: Scheduled temp file as task from temp location
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 345858 Sample: fL6cGOQsEl.exe Startdate: 29/01/2021 Architecture: WINDOWS Score: 100 31 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->31 33 Found malware configuration 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 9 other signatures 2->37 7 fL6cGOQsEl.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\JxwXyvj.exe, PE32 7->19 dropped 21 C:\Users\user\...\JxwXyvj.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmpA6F4.tmp, XML 7->23 dropped 25 C:\Users\user\AppData\...\fL6cGOQsEl.exe.log, ASCII 7->25 dropped 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->41 43 Injects a PE file into a foreign processes 7->43 11 fL6cGOQsEl.exe 6 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 smtp.godforeu.com 11->27 29 us2.smtp.mailhostbox.com 208.91.198.143, 49767, 49768, 587 PUBLIC-DOMAIN-REGISTRYUS United States 11->29 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c528680ef0513bfc735743cd09cf4c3bec0802a16bbf13f29c007a133afc1086/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-27 13:32:19 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yuugqdxqke57y42xipgqtt2mhpwaqavbno7rh4u4ab5bgox4ccda._file
Verdict:
unknown
Similar samples:
5b51a354dabc766ae51b1a6af1dc14791d66fd5c20bdfd49b13dd915fc56201d
AgentTesla
9a584e401113a22fcaa9c2b2265944fbcb38b53764e7c0c827003d0cfccc63d0
AgentTesla
a659c50e03822cd595bf5d21007b2870fda97b6d4a5d3840d68bf8f333cc47ea
AgentTesla
ee68f6e98ab3a08359259951be151d5293a17590514bfa55faccc8c9a6dd2af6
AgentTesla
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger ransomware spyware stealer trojan
Link:
https://tria.ge/reports/210129-gmps11q622/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
96d0949089f247e64219526b07d19fdf72bf5a1a65e0b2a4348c9b60260e3160
MD5 hash:
3f863b151a5c18f8c8bfdc453f820e78
SHA1 hash:
7a9663aae5984f6bbfc1de761707aa1a0f389ad3
Link:
https://www.unpac.me/results/c6e85ea9-a588-4abb-85a5-b768703a6c6a/
SH256 hash:
2f80406eb7d69032d0c81c21458a6821d604bffd52c0e2497cf49501cfe98060
MD5 hash:
a49c0687b3c1589318fc49538ff305fd
SHA1 hash:
170d4158323b479cb17e498cd269671321c1a3a6
Link:
https://www.unpac.me/results/c6e85ea9-a588-4abb-85a5-b768703a6c6a/
SH256 hash:
23b0a8e4c8802bd7f18324ce89168f4faa97ef2175896a16ac0e6ad5d1b21bab
MD5 hash:
1bdbeca7101d4b7b6e579f72dbb0d2bd
SHA1 hash:
5fc3bfe318d8038f360b836a9583502140290a78
Link:
https://www.unpac.me/results/c6e85ea9-a588-4abb-85a5-b768703a6c6a/
SH256 hash:
c528680ef0513bfc735743cd09cf4c3bec0802a16bbf13f29c007a133afc1086
MD5 hash:
8c04fcb936e6be3d9f302b0c4660c4ac
SHA1 hash:
b8d83ff678f41aba3a77216a93e445a1fd407ff7
Link:
https://www.unpac.me/results/c6e85ea9-a588-4abb-85a5-b768703a6c6a/
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/c528680ef0513bfc735743cd09cf4c3bec0802a16bbf13f29c007a133afc1086

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 c528680ef0513bfc735743cd09cf4c3bec0802a16bbf13f29c007a133afc1086

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/978933/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/114654/

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