MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a85880ca7ce394362c81b3fdbc1650de0ccbfb0eaf0e95038344caa309c332c9. 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: a85880ca7ce394362c81b3fdbc1650de0ccbfb0eaf0e95038344caa309c332c9
SHA3-384 hash: 97e59fbd4cdf13a33eac4a2a760164ec147f5e6be71eb1c69aff8d2822e297a8c2c9c8cd9002e22dc9744f572ca387f8
SHA1 hash: da708e63bfe425f7d54378ab3a1583dc397dd371
MD5 hash: f0cd9428990d4666752e5d023d9a87fb
humanhash: may-sink-angel-november
File name:gunzipped
Download: download sample
Signature AgentTesla
Create hunting rule
File size:668'672 bytes
First seen:2020-06-08 07:19:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:xaUPSGI6VEJD6Lpi2OyDurU3clAk5r2Myxz69SoMlW3lr2t+5NQbc0lzamOVgp:xaU/I6VEt6UeclAkx2T13lW1r2W0
Threatray 10'928 similar samples on MalwareBazaar
TLSH 7BE45C3E7A85A425E13C067250A5579076B1EA833E12C70F7DDE639CAF123CF3B1526A
Reporter abuse_ch
Tags:AgentTesla


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail0.561.zizospanltd.casa
Sending IP: 134.209.145.216
From: Anna Wang <info@561.zizospanltd.casa>
Subject: FWD: QUOTATION--------TWS ANNA
Attachment: QUOTATION--------TWS ANNA.gz (contains "gunzipped")

AgentTesla SMTP exfil server:
smtp.yandex.ru:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-08 07:21:08 UTC
AV detection:
21 of 27 (77.78%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vbmibst44okdmlebwp63yfsq3ygmx6yov4hjka4ditfkgcodgleq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0aa2db35de27670d6ab38b3e054ad0fa5fb46750c2ec32f5fde3a56b9485a103
AgentTesla
1de8ee7f865f08d9684183f38828a5a323658be9cdb82f52a3600d9b509b175b
AgentTesla
3886eb1b9dccfe19438624f3462b2e1a65b685b82fee327e0291855dce28a2d0
AgentTesla
4787bd2bbbc1a97f0c3e3b5ae88bf23e9843271eb4badb9332fea81def56e5b1
AgentTesla
72e0ffc575732f02776d9ece5069dfecea43dd0ab266b69770f33b758e1dadc6
AgentTesla
86a2e56ee55ab1b4756afd6b62c5cc6c40de81b374803e668400873968452c5c
AgentTesla
a6df90a24c8100b2ce198b1d3aee1f5bc78d6ab846911a58a0183f4c72912217
AgentTesla
d6de7175146f4b7d262b23adb6b14f3193fc755e10d80353a1a3cc9a164177e8
AgentTesla
de1d1aff1d7ab389137414faef7f0a2d192d6cf7ab5ed79549c4fdce17e36cd1
AgentTesla
e16f5fcf9912ab24e1aaf4b23949214c83d003ec14fd68232320d1f2fc8ed68e
AgentTesla
+ 10'918 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-ekqm5awz7a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Obfuscated with Agile.Net obfuscator
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

gz 7355ad4f861d30df14317cf74f40cf9ade20576e560bec112688d17ea05168f8

AgentTesla

Executable exe a85880ca7ce394362c81b3fdbc1650de0ccbfb0eaf0e95038344caa309c332c9

(this sample)

  
Dropped by
MD5 8ac95d21efbb0183bb6735fdf32eec57
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 7355ad4f861d30df14317cf74f40cf9ade20576e560bec112688d17ea05168f8

Comments