MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b48650ba14beed7253f833936514a482d7905851317a45c19c424a0ef9ce8e4f. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b48650ba14beed7253f833936514a482d7905851317a45c19c424a0ef9ce8e4f
SHA3-384 hash: 75e9fa9e42cd8407c3915d29983ab4cb89ee2239599df4ae8d4aae68070a106a9924cd2ea6806f0ddbb2ac9e4cf2e973
SHA1 hash: efb923aa0d1e5e2db0cd21316182441a6de7e7df
MD5 hash: 003d78f8ee68803d3cc563bc886a4f6d
humanhash: victor-helium-maine-juliet
File name:4098125.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:50'176 bytes
First seen:2022-02-23 07:19:41 UTC
Last seen:2022-02-23 14:39:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'655 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 768:gIrZ2MkdIRVokbDb8WzoixlmMwCK/3deVD2:gIF4IRVvbDbHzoi630VD2
Threatray 15'299 similar samples on MalwareBazaar
TLSH T1703307666C99951DC9D87FFC99F1E58A1232ACE00120C14FE8F97F29AA32323DCC515E
File icon (PE):PE icon
dhash icon 174f4559191b1b13 (81 x AgentTesla, 68 x Formbook, 34 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
193
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4c80883add65239cdc3e0cd09e70c3b0b6f11be1b895a6a5dda188eac0a4a394
Verdict:
Malicious activity
Analysis date:
2022-02-23 22:08:40 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4a661bba-38e2-42ee-9e1f-650b0ecb2862

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/243556/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.EZK.genEldorado.10715.28220.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Sending an HTTP GET request
Creating a window
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6215e027a2660f3bb92d586a/reports/678bb5b9-5efa-4a5c-a5ba-5b1b8c5fe5dc/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/71f9c7a8-5560-446c-9b87-44a3303e4144
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/944507
Signature
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Uses ping.exe to check the status of other devices and networks
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 576982 Sample: 4098125.exe Startdate: 23/02/2022 Architecture: WINDOWS Score: 100 47 mail.escueladeseguridadmaritima.com 2->47 49 escueladeseguridadmaritima.com 2->49 63 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->63 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 7 other signatures 2->69 8 4098125.exe 16 6 2->8         started        13 newapp.exe 14 3 2->13         started        15 newapp.exe 3 2->15         started        signatures3 process4 dnsIp5 51 kotadiainc.com 103.50.162.146, 443, 49739, 49766 PUBLIC-DOMAIN-REGISTRYUS India 8->51 53 192.168.2.1 unknown unknown 8->53 41 C:\Users\user\AppData\Local\newapp.exe, PE32 8->41 dropped 43 C:\Users\user\...\newapp.exe:Zone.Identifier, ASCII 8->43 dropped 45 C:\Users\user\AppData\...\4098125.exe.log, ASCII 8->45 dropped 71 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->71 73 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->73 75 Injects a PE file into a foreign processes 8->75 17 cmd.exe 1 8->17         started        20 4098125.exe 2 8->20         started        77 Machine Learning detection for dropped file 13->77 22 cmd.exe 1 13->22         started        24 newapp.exe 13->24         started        26 cmd.exe 1 15->26         started        file6 signatures7 process8 signatures9 61 Uses ping.exe to check the status of other devices and networks 17->61 28 PING.EXE 1 17->28         started        31 conhost.exe 17->31         started        33 PING.EXE 1 22->33         started        35 conhost.exe 22->35         started        37 PING.EXE 26->37         started        39 conhost.exe 26->39         started        process10 dnsIp11 55 yahoo.com 98.137.11.163 YAHOO-GQ1US United States 28->55 57 74.6.143.25 YAHOO-3US United States 33->57 59 74.6.231.21 YAHOO-NE1US United States 37->59
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b48650ba14beed7253f833936514a482d7905851317a45c19c424a0ef9ce8e4f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-02-23 07:20:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsdfboqux3wxeu7ygojwkffeqllzawcrgf5elqm4ijfa56oorzhq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
08ae3a735881e41099740e2e79fcd4107d5e94fe9267e28d6bf8bd9fd80a7ce6
AgentTesla
4429d5de4d9e544c06beba52b737a29e93ae559002e0aaacf532839678cdf7db
AgentTesla
542200906b6fd1d7cbf92964d984d66eb7566451cb68851ab9ddd8761fe68def
AgentTesla
5518f7bfdc3e37c30964a7ff15b31879768bdfda368560a5402b60a85b740801
AgentTesla
8a0d96c6ab22bc62611c7cad581ca536d766063570117e0ddb1747828b5afc96
AgentTesla
b532b8d30d6f2e657052c44c27649bf8aed491f0924dd424b586138ee0c2bdb0
AgentTesla
c9af30b2a800c774844eee76e019d10b72c4637adbccd34a6de3bcc8a4f32ba4
AgentTesla
d94e491d1b53fb257442927b2c5ec94d2bf62c37856a7bfc56d7b60da5f1831f
AgentTesla
fed888d3ee2847c9323f4a702bd59f99926bfa252f3109fd4924da5500ec2b7e
AgentTesla
+ 15'289 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/220223-h54rdaagak/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
b48650ba14beed7253f833936514a482d7905851317a45c19c424a0ef9ce8e4f
MD5 hash:
003d78f8ee68803d3cc563bc886a4f6d
SHA1 hash:
efb923aa0d1e5e2db0cd21316182441a6de7e7df
Link:
https://www.unpac.me/results/c1036e10-e58b-4a55-8861-8e48f157fc5b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/b48650ba14beed7253f833936514a482d7905851317a45c19c424a0ef9ce8e4f

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 b48650ba14beed7253f833936514a482d7905851317a45c19c424a0ef9ce8e4f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/243556/

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