MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b90e9ce5f5236e570d28b1833f4f285527a486b885d82861e78a1bf3e2bcf827. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b90e9ce5f5236e570d28b1833f4f285527a486b885d82861e78a1bf3e2bcf827
SHA3-384 hash: ace7acc38477e1fb8d300ef42b53ed1e859bd8cab9f131019c0047bbe69bc7417b91b452dbb38c3ea9b7466e4dd0826e
SHA1 hash: 8784ec6ff8f4c707e25bea1a5c0d01600e180784
MD5 hash: b548f424cdbb8e86fdd44a97b33070ad
humanhash: carolina-bravo-oven-alpha
File name:overdue account letter.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:414'208 bytes
First seen:2020-07-02 12:05:14 UTC
Last seen:2020-07-02 16:05:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:EDtA7H8jQpHLXF0OPBRFLIPNLV2EmZaORj:gQ8jQFVdNLeNLV4ZaOR
Threatray 10'761 similar samples on MalwareBazaar
TLSH DD94E06437EC9228FDBE2BB4ADBA46451373BDA96831D31D069DB01A0FB7B418251733
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
4
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/18427/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WQV.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b90e9ce5f5236e570d28b1833f4f285527a486b885d82861e78a1bf3e2bcf827/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-02 07:31:39 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xehjzzpvenxfodjiwgbt6tzikut2jbvyqxmcqyphrin7hyv47atq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0d46f6cd2186a84326476f3d5a76b4060889d787c92cd0aa7e77eeceb1cc05b6
AgentTesla
0dddaffd814d2594a556109bb98ae820eb147567ab84dac08e3cc4cb1ce81d4c
AgentTesla
1a258f5509ae1bb4edace69afd414ba2f0cb4a708f73d6d3109aa027117cd5a1
AgentTesla
24c562354db976b7e22cd1573ce340d058061eae82feb671cf8b1c5c11f5a70c
AgentTesla
2f828fc3426d77ff968fa24fd9e62da0b5ca0708d3ca1ff34c0fd022b94d64b7
AgentTesla
39ccd0e238c32ee8643fa25aa7b27f77ca8e20d831d666c301c0f9a4063656b5
AgentTesla
6f019b52d40fa6975b85802c83264877db5c47493fd9bf9307f5fba0ef2393aa
AgentTesla
84677c149d04ffa351b3dcb6adf5b7b4e1cffc27196c4aaa2db06842a15a00ca
AgentTesla
93829e18901794a25cdf80052f95b3ac59a8610bf4dcf4320936e763bc26ab6e
AgentTesla
b7946830a71af1e359d6b3880bd283ab2c50ff1a07f7364cd7e17a4fa6512135
AgentTesla
+ 10'751 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200702-82z6mq3xmj/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Modifies registry key
Creates scheduled task(s)
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Drops file in Drivers directory
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 be086accc7be5826fa16d4ae8389ef8caeabc7aac299c3ee11bc03663d547fd2

AgentTesla

Executable exe b90e9ce5f5236e570d28b1833f4f285527a486b885d82861e78a1bf3e2bcf827

(this sample)

  
Dropped by
MD5 29fd600073e28d6a1daa077bb3e94415
  
Dropped by
SHA256 be086accc7be5826fa16d4ae8389ef8caeabc7aac299c3ee11bc03663d547fd2
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/18427/

Comments