MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1c3e150929c306086cdc461b550abe3c840da8cc0058f4f30b0cfab58dcbf0a. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1c3e150929c306086cdc461b550abe3c840da8cc0058f4f30b0cfab58dcbf0a
SHA3-384 hash: c0a14fc07ea7b3efa10046c731e59ed0fd10febf806113e7274763b53e368f3ac16f7c7eb445bf952e2e41ca990203ed
SHA1 hash: 1f02eb5f468d19e1715b3e73bad703db1536c9a4
MD5 hash: 88c8118ed8c117810b5a149ce51b824a
humanhash: mississippi-fifteen-tennessee-stream
File name:CLEAROCEAN MARVEL - APPOINTMENT LETTER.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:710'656 bytes
First seen:2020-05-19 04:59:37 UTC
Last seen:2020-05-19 05:45:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:EQert+R7t4D41+zQANePvPlYyzaDfEBfxqhc6rKKE1OIFX8:5cte7v1+UAUjomqhc6rKKE3FX
Threatray 10'578 similar samples on MalwareBazaar
TLSH 1AE4014237E8E786DCAC57B41865D4105335B93778A2E20EBAC4B2CF0E76F50871AB97
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
5
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.47097.10988.620.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-19 05:53:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
20 of 31 (64.52%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uhb6cuestqygbbwnyrq3kufl4peebwumyacy6tzqwdh2wwg4x4fa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0eaa7e8f673add2154bdd6902103b235d4729a36dc53c5a3c660356dd0152e3d
AgentTesla
1158faac2f05071553e63e40809ecdd0450934aa8e372728dcabf9cedbbb5ffa
AgentTesla
1b4dea59e406d410a3d0d1ea8245c339fa8f5eb925f1378a09b0ee812c06508e
AgentTesla
2c6acd5aa7ce2eaff49cad6dd4168715e344888dcae66b35d7c6af6729a7952e
AgentTesla
3da52257d2bf11ec3b3616e8a3c5891d2c2fcf1c2195f8b3f083175da57d2eb2
AgentTesla
5832c5ab1d0aedc5c36d6f3146826dd3570c8b7c8434120dfc1972631e54f533
AgentTesla
65e49a29cdfa1f1f91d5a59354ce7920a03b4aaddc0e26a3b002985d57388ea8
AgentTesla
ba123e2be2891c5decb58c5f87b722e363a86679d7823bc01f93cf58f1c8973a
AgentTesla
ca6c6262134182f4bc6367855eaf6a390bf9f3a1b95e7238f3480dfe8baf50db
AgentTesla
f158ba150a2cf3c0fff452d16f26921e5434f8b6c77d05fdf049f0986d32153b
AgentTesla
+ 10'568 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/201109-cpx3ve8dfa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
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 Payload
AgentTesla
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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

rar 3f02ed58d3263593222ac9bdf8dfe6ddbc2389c18a394b36477862a959f73d60

AgentTesla

Executable exe a1c3e150929c306086cdc461b550abe3c840da8cc0058f4f30b0cfab58dcbf0a

(this sample)

  
Dropped by
MD5 9e0eee6fbb02233f12b8bc1202bb1813
  
Dropped by
SHA256 3f02ed58d3263593222ac9bdf8dfe6ddbc2389c18a394b36477862a959f73d60
  
Delivery method
Distributed via e-mail attachment

Comments