MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c57eb942c3be77e27714165608f64a9a3835e5c92b64d69279317a93559b3257. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments

SHA256 hash: c57eb942c3be77e27714165608f64a9a3835e5c92b64d69279317a93559b3257
SHA3-384 hash: 6c6c076e7c41aa01b5620777168787fbd0725143f6b493cb9a2d97b2a793085cec359e6cdee1e72386dac9e1f6835ca7
SHA1 hash: 4413338b7dfc3ac24b16bb203717a5e16670416e
MD5 hash: c61198729a5bb9f33d0e50921d516eca
humanhash: oscar-august-colorado-artist
File name:RFQ-PCI565_RevA.exe
Download: download sample
Signature AgentTesla
File size:799'232 bytes
First seen:2021-09-10 12:17:20 UTC
Last seen:2021-09-11 06:24:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:BL1V8d+Z3O3+VUPObK1Cnf2VtYLrlz1+e+g7+NrcoldXBzMSL8aHtq43eH3/HpMX:VMkZwHwlD7+NrjBV85Pp2
Threatray 9'742 similar samples on MalwareBazaar
TLSH T1EA0538343AEB501DF277FF795FE434C7AA6FB6633606A45E109103860A23A41DE9163E
dhash icon 30b2b2f069f0d48a (6 x AgentTesla, 2 x DarkTortilla, 2 x PureLogsStealer)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
227
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ-PCI565_RevA.exe
Verdict:
Suspicious activity
Analysis date:
2021-09-10 12:18:16 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-09-10 07:45:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
c0ee1071e444f415f8b62856a0896f3b22e563f1bb4f03d14142583efe49a565
MD5 hash:
29db2e114b88ae1f6a00c9aa71690043
SHA1 hash:
ec82db71443556a5b320357b0b8b09e70ec1db9c
SH256 hash:
bf7f2166462e7ec96ea96665f57d57c24c96dd902236ac5fa70f7c5e7290329a
MD5 hash:
2cfa4b9653ed51c46c35f752a03c3794
SHA1 hash:
49a82d6e0dd4d4b5601226fc2c4ad15a06afde6f
SH256 hash:
df8237a0571219db205ac82f1ec09cad733f79a89a2221b0b5aaa7d90e924620
MD5 hash:
5a1728bc9144247a271362aff98ead15
SHA1 hash:
0d1f80d60d97ca009314fe1f737d974d36d0e34f
SH256 hash:
c57eb942c3be77e27714165608f64a9a3835e5c92b64d69279317a93559b3257
MD5 hash:
c61198729a5bb9f33d0e50921d516eca
SHA1 hash:
4413338b7dfc3ac24b16bb203717a5e16670416e
Malware family:
Agent Tesla v3
Verdict:
Malicious
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:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe c57eb942c3be77e27714165608f64a9a3835e5c92b64d69279317a93559b3257

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

Comments