MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6c205f6831193f52cb594ec402c941f4a452a65779f86eccbe8b4c8e228301b2. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6c205f6831193f52cb594ec402c941f4a452a65779f86eccbe8b4c8e228301b2
SHA3-384 hash: ab8666792da78996472b79092932011f35b6dddf64a2bec3b99984f993fcae2ca069d29b69d00263ec827599bf31695b
SHA1 hash: 2530a43ff3fe401339cc344b177be1b4dca3da9e
MD5 hash: 7f2af190d11413168f50736d03f56400
humanhash: emma-iowa-ceiling-uncle
File name:PO 275344909.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:782'848 bytes
First seen:2020-07-21 06:50:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d8412990f74f880a4a63b66fdb523827 (11 x AgentTesla, 8 x Loki, 5 x FormBook)
ssdeep 12288:PZnGUxq0RwFvcGHq8TxFsb4mOKKEzem/nfw0NCGIZReF7cxhQvc:JGuqtFvm8TxmZlzfffw00GIZRmc
Threatray 11'347 similar samples on MalwareBazaar
TLSH 92F4BF26F2D00837C1672B3F5C0B57A4982ABF5D2928A9472BF45CCC5F39781387A1A7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: Melissa  Carlos <yevnq@yahoo.com>
Reply-To: Melissa  Carlos <yevnq@yahoo.com>
Subject: RE: PFF ME ENQUIRY - 0458220 Flanges
Attachment: PO 275344909.r11 (contains "PO 275344909.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/29753/
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
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun with Startup directory
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/392614
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248521 Sample: PO 275344909.exe Startdate: 21/07/2020 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Detected unpacking (changes PE section rights) 2->36 38 8 other signatures 2->38 7 wscript.exe 1 2->7         started        9 PO 275344909.exe 2->9         started        process3 signatures4 12 PO 275344909.exe 7->12         started        48 Writes to foreign memory regions 9->48 50 Allocates memory in foreign processes 9->50 52 Maps a DLL or memory area into another process 9->52 54 Queues an APC in another process (thread injection) 9->54 15 notepad.exe 1 9->15         started        17 PO 275344909.exe 4 9->17         started        process5 signatures6 56 Writes to foreign memory regions 12->56 58 Allocates memory in foreign processes 12->58 60 Maps a DLL or memory area into another process 12->60 19 PO 275344909.exe 4 12->19         started        23 notepad.exe 1 12->23         started        62 Drops VBS files to the startup folder 15->62 64 Delayed program exit found 15->64 process7 dnsIp8 28 smtp.desmaindian.com 19->28 30 us2.smtp.mailhostbox.com 208.91.199.223, 49722, 587 PUBLIC-DOMAIN-REGISTRYUS United States 19->30 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->40 42 Tries to steal Mail credentials (via file access) 19->42 44 Tries to harvest and steal ftp login credentials 19->44 46 Tries to harvest and steal browser information (history, passwords, etc) 19->46 26 C:\Users\user\AppData\Roaming\...\yes.vbs, ASCII 23->26 dropped file9 signatures10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6c205f6831193f52cb594ec402c941f4a452a65779f86eccbe8b4c8e228301b2/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-21 03:41:28 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nqqf62brde7vfs2zj3cafskb6ssffjsxph4g5tf6rngi4iudagza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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AgentTesla
+ 11'337 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
upx spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200721-39vkyc8n9j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Drops startup file
UPX packed file
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
0.96
Link:
https://yomi.yoroi.company/submissions/6c205f6831193f52cb594ec402c941f4a452a65779f86eccbe8b4c8e228301b2

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 d57d9b62ada57147390b912b1a3d6657c6610a944ef25fed442bac3196008795

AgentTesla

Executable exe 6c205f6831193f52cb594ec402c941f4a452a65779f86eccbe8b4c8e228301b2

(this sample)

  
Dropped by
MD5 4c5da72190440a275d36b3ad51c78a6a
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d57d9b62ada57147390b912b1a3d6657c6610a944ef25fed442bac3196008795
Cape
Cape
https://www.capesandbox.com/analysis/29753/

Comments