MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 552a6dfb3ccf93b4ce557243d0aa56129c5d9bc031cf5f81cd20f1a701422a2b. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 552a6dfb3ccf93b4ce557243d0aa56129c5d9bc031cf5f81cd20f1a701422a2b
SHA3-384 hash: df6d97094e3630bb1c725682c25aff9820ea60dd6a50dd681c5befe6fcee7f2b9b680a8c0fff29ac48b5bdce8d001684
SHA1 hash: a613ad03352074b5376b96961f836b5bda715982
MD5 hash: 3184692381d9945f02f5a4bece23818f
humanhash: eleven-mountain-robert-wolfram
File name:Images.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:740'352 bytes
First seen:2020-07-08 07:03:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 927c37aff1985dca3a480112dcc5320c (11 x AgentTesla, 5 x NanoCore, 3 x Loki)
ssdeep 12288:7XjgbnMmIKCXsLIN4KKD6fpkR+ypsKtvP1QZTQC+ILopSxzb9quuTvAwwz3qDvFG:bkb4uLgpfpkZqUZTvAwMV
Threatray 11'164 similar samples on MalwareBazaar
TLSH 3DF4A022F7A14833C16316789C1B677898F6BE103D28B9862BE55C4C5F39791393AF93
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gmail.com
Sending IP: 37.49.224.4
From: Sohail Raju <sohailraju111@gmail.com>
Subject: CV
Attachment: Images.zip (contains "Images.exe")

AgentTesla SMTP exfil server:
smtp.bnb-spa.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22907/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/552a6dfb3ccf93b4ce557243d0aa56129c5d9bc031cf5f81cd20f1a701422a2b/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-08 07:05:07 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kuvg36z4z6j3jtsvojb5bkswckof3g6aghhv7aonedy2oakcfivq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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8a7bb1898f3f00615aaabfb2e731670588ff0be3b0ab11889e27a1d9f36d3315
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+ 11'154 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/200708-hxqh98tvvx/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of web browsers
UPX packed file
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

zip a9f1145eaa3da9e3bb88e7400076bdb1eec38940fdde3a6c5297973df1b0fc90

AgentTesla

Executable exe 552a6dfb3ccf93b4ce557243d0aa56129c5d9bc031cf5f81cd20f1a701422a2b

(this sample)

  
Dropped by
MD5 dac1ab87f286e52dae7910c6fcb56ce5
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22907/
  
Dropped by
SHA256 a9f1145eaa3da9e3bb88e7400076bdb1eec38940fdde3a6c5297973df1b0fc90

Comments