MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4442121fec5c10f6e974ba45b4f387c16e053f145aa19668d15d564759f32c2. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: a4442121fec5c10f6e974ba45b4f387c16e053f145aa19668d15d564759f32c2
SHA3-384 hash: 21d30a08f0a9d278b20087ad98ef979717b534a9fc6ea769a3521710f1682fd72a8e55fdf2ba19b4a8bf4f91c1f56b61
SHA1 hash: 11ca6eac5f8ee1d37741cc4ea105e392fcbbe07c
MD5 hash: 2f0d92842e695782e1e011d670ad5766
humanhash: beryllium-fish-shade-diet
File name:2f0d92842e695782e1e011d670ad5766.exe
Download: download sample
Signature AgentTesla
File size:1'197'056 bytes
First seen:2021-07-01 10:18:26 UTC
Last seen:2021-07-01 17:47:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:CiAO9t/4JSO7EhzhVIaM3mxEL1oc29k+Wi4gjtKv7yft0yAvWABhC:CSv4JyhzhCj34bk+lDYQMVBhC
Threatray 6'312 similar samples on MalwareBazaar
TLSH A345E10BF304AE45C4992238DCEFC2B41375DDDB7C528B0A2E997AEE3CB2652CD51694
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2f0d92842e695782e1e011d670ad5766.exe
Verdict:
Malicious activity
Analysis date:
2021-07-01 10:20:29 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
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)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 442899 Sample: Fiu273Sd1W.exe Startdate: 01/07/2021 Architecture: WINDOWS Score: 100 29 Found malware configuration 2->29 31 Multi AV Scanner detection for dropped file 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 7 other signatures 2->35 7 Fiu273Sd1W.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\vthdUsGOLhQab.exe, PE32 7->19 dropped 21 C:\...\vthdUsGOLhQab.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmpD6AE.tmp, XML 7->23 dropped 25 C:\Users\user\AppData\...\Fiu273Sd1W.exe.log, ASCII 7->25 dropped 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->37 39 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->39 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 Injects a PE file into a foreign processes 7->43 11 Fiu273Sd1W.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 mail.privateemail.com 198.54.122.60, 49742, 587 NAMECHEAP-NETUS United States 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 17 conhost.exe 15->17         started        signatures8 process9
Threat name:
ByteCode-MSIL.Infostealer.DarkStealer
Status:
Malicious
First seen:
2021-07-01 10:19:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
51
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1c5e0a0d909d1da24af87967a1e154c8aa490a1f99c6624e7214d20eb84f4fec
MD5 hash:
81faf15c7e3c9446d906659f7c7a9f16
SHA1 hash:
d7e05a22b109ce608109dc509029a7fe22b4b8bf
SH256 hash:
0bdf222e2dc292578e9b69217f3a1f02df796c21e24e94483e7070703450e088
MD5 hash:
d54895907fb8212669666b4b5dd90f93
SHA1 hash:
9cb07227a81e31e5cc31e23603e6b1fd73f01eaf
SH256 hash:
439d60dbbe12913f919e709d4ac88a39584edeca2a7b1e42ad7caa5c78f89914
MD5 hash:
40c12cb3cc284f2a806bfc953cd1e55b
SHA1 hash:
61dacc37b9161173ec50bbe9069c41c74d43b9ec
SH256 hash:
a4442121fec5c10f6e974ba45b4f387c16e053f145aa19668d15d564759f32c2
MD5 hash:
2f0d92842e695782e1e011d670ad5766
SHA1 hash:
11ca6eac5f8ee1d37741cc4ea105e392fcbbe07c
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: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.

Web download

AgentTesla

Executable exe a4442121fec5c10f6e974ba45b4f387c16e053f145aa19668d15d564759f32c2

(this sample)

  
Delivery method
Distributed via web download

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