MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1c4b368cec98b2204aaaeb9928d5dcbe7cd779b75135a0b6e79dde2f6936259. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f1c4b368cec98b2204aaaeb9928d5dcbe7cd779b75135a0b6e79dde2f6936259
SHA3-384 hash: 06bc6888bf3107262e7a5b6a69950e453a369dcced4fb9887d76eb976377b4a3a9265c930fbf769e6d1b6c373e0f7950
SHA1 hash: 2f41d44d22d90cac9c3966a08d7e41cd1e309ba4
MD5 hash: d193e4c44cee1adc88628b94a5acc0ba
humanhash: equal-december-washington-lamp
File name:R2100131410.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:536'064 bytes
First seen:2020-05-26 10:01:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:vGO5mc385kRoe/EMz+3qf8Q+XsYGF5MgAyODCjdWvkQ3M:vGe/3C3M
Threatray 10'627 similar samples on MalwareBazaar
TLSH 96B4BF9C3650B5EFC457C976CEA82C64AA61B47B870BD303A05322ED9A0D69BCF115F3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: 7star-ocean.com
Sending IP: 209.58.149.66
From: Suzan Jaafar <info@7star-ocean.com>
Subject: REQUEST FOR QUOTATION (RFQ REF : R2100131410)
Attachment: R2100131410.gz (contains "R2100131410.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WBA.21842.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-26 10:37:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
10b2155331d3b0c7934808e52084c3911f82ece51f39836e3ef0e8db39ee9904
AgentTesla
16ea5dc52c94b89cae902c89ca1e1d5572268b83014fe2d8175061f654295ba2
AgentTesla
3e12b0587d24f1f28bfc04ac59f0479bd458d042e5ec0602276ca8044c5b77ce
AgentTesla
93530061a5471c3924101d67487ae9bb3e7bba6417942b2b75186ccbdc7c52bc
AgentTesla
96b4c0eb2ed053c03c8f12c8a46c218490a064ff43b4b29eb6883e758d13f624
AgentTesla
a569b5f15d292842e47feac83c5a9f0e4fd20211cc8972c6fec2f4a5649f56c6
AgentTesla
a7e7e0f4c2b259bed0f1fe97d9ced829f59a136e3432d19d93398c4bcc6ddc0c
AgentTesla
c5b7a21aec63cb037d441c6e850b500567b1937c21e4f842fbf73930a6ec62a4
AgentTesla
c7c5394e6260a15a13c9fa5cd8f8eeea0f169b19935b31547860f3c25d08931b
AgentTesla
cd4df0af062e1b998ecd50c9262ba2f2de9fb9fd300a7fc2596ecd3f4f5f224d
AgentTesla
+ 10'617 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-twbjthn14s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
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 3ad872e13d41e8fe3b7511bfa2970e044119d4d2ecb0d3544e3354d16f28c5c8

AgentTesla

Executable exe f1c4b368cec98b2204aaaeb9928d5dcbe7cd779b75135a0b6e79dde2f6936259

(this sample)

  
Dropped by
MD5 e1979df0c2a2ef510648251eba0de118
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 3ad872e13d41e8fe3b7511bfa2970e044119d4d2ecb0d3544e3354d16f28c5c8

Comments