MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0b4d749317091c81d67ec20fbb4387c4814115e7e336448b1f4270b4e89824e. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b0b4d749317091c81d67ec20fbb4387c4814115e7e336448b1f4270b4e89824e
SHA3-384 hash: 41c50228f0459065c0b9de127336ee26a62587202e1cb86b3a3b7fadb6926aa1011cd9e323547d7bc7028c4331b200a4
SHA1 hash: 5f36bf7efedec31d737dc1d79181d2cefa6adf7f
MD5 hash: b5b95612a1717b0941f5b10d39415ff2
humanhash: mango-rugby-king-illinois
File name:b5b95612a1717b0941f5b10d39415ff2.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:908'288 bytes
First seen:2022-07-16 08:44:30 UTC
Last seen:2022-07-16 09:35:43 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 24576:UlhLuyyhnsbVv8ssEm0eT5S/9kr0afrWEr659Y:wLuyyQsEmLtQErtGY
Threatray 19'660 similar samples on MalwareBazaar
TLSH T1691512227614476BC47D87F1E03298E013B2AEC66113FB954DC4B9E729737509A0EBEB
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
300
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
1471f3f5e141804a94afd7df6588ad3b1cab8ec8b8db49c1861d6786e55ad265.exe
Verdict:
Malicious activity
Analysis date:
2022-07-15 10:19:59 UTC
Tags:
trojan loader warzone stealer agenttesla
Link:
https://app.any.run/tasks/c88c6c51-980d-4bd4-970a-986cccdc321d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/291152/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1449.419.27973.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Gathering data
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/72bda679-ffcd-4e8e-9828-db7fe3424b17
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1033512
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
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 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 / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 666006 Sample: sh3uLGIqXY.exe Startdate: 16/07/2022 Architecture: WINDOWS Score: 100 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 6 other signatures 2->39 7 sh3uLGIqXY.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\...\vrctkoWpbQxZJR.exe, PE32 7->23 dropped 25 C:\...\vrctkoWpbQxZJR.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmp6A97.tmp, XML 7->27 dropped 29 C:\Users\user\AppData\...\sh3uLGIqXY.exe.log, ASCII 7->29 dropped 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->43 45 Uses schtasks.exe or at.exe to add and modify task schedules 7->45 47 2 other signatures 7->47 11 sh3uLGIqXY.exe 2 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 mail.privateemail.com 198.54.122.135, 49755, 587 NAMECHEAP-NETUS United States 11->31 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->49 51 Tries to steal Mail credentials (via file / registry access) 11->51 53 Tries to harvest and steal ftp login credentials 11->53 55 Tries to harvest and steal browser information (history, passwords, etc) 11->55 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b0b4d749317091c81d67ec20fbb4387c4814115e7e336448b1f4270b4e89824e/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-07-15 09:30:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
13 of 26 (50.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wc2nosjroci4qhlh5qqpxnbyprebiek6pyzwisfr6qtqwtujqjha._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0df2de5afd0cf3df1240846e3d6d16d189673137a08364cd3d6ae962692bf167
AgentTesla
4089fe38002bdfc54f41bad472fb83487f69caa8319da5c0b5b856a3dba0afeb
AgentTesla
6d4d869682c4d2c4068dfda4bb2580f8c3e412dfd7d0501c5583c7ce2c2d8362
AgentTesla
75a0d35358a0d487802583885c1037405da0450bbd69483c744a71b0e1f3f2c5
AgentTesla
766c317f32e6d60a1eafbb6df187189a28a5acb8e7bfe4448204c9d7c8363916
AgentTesla
78f4c1b57aeb42e553d83ffdcfdb1dbbc9ab906fa96682d83b6284c6f1fcc5a4
AgentTesla
a1c06c21287b1e7e5ad1d2588d9c4a0a69a906febc76a0d57b1d87db8fa2eb2a
AgentTesla
ba18ee8213b7312c5140deaaab63cc6fed9a307b608429617490ecf9d592d8ba
AgentTesla
c7766f27e6545befe3078a3a4fc03c96db8c8fcde0a7e46173b394d6e852ba90
AgentTesla
d565d221608bbd51eba3f5bb299a79490b343573000d18032f7d64026f57d5fc
AgentTesla
+ 19'650 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220716-knrftsbeam/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
2877906b96d6c1188a55f976531c60fcfeb1a5df46437bf8ca2a353180717c3d
MD5 hash:
16a849591b59267adf486ef538add918
SHA1 hash:
4945b1a3e5030bd2f587131a2350a78b15d41b4c
Link:
https://www.unpac.me/results/08f485c4-20e1-48f2-a01c-3864ea3e5954/
SH256 hash:
a26fb7212af3b802c139d49a9b0e3e7f1dfe55f8d8d98569788683a081692afe
MD5 hash:
9603646f390a417d8d692c30ca74961c
SHA1 hash:
421b1026c3687cc31a363e631f5e445021ef607e
Link:
https://www.unpac.me/results/08f485c4-20e1-48f2-a01c-3864ea3e5954/
SH256 hash:
ed71eaf663505bd0cb1b54636056e4d1ea068e900943bd08f0b363a946df6519
MD5 hash:
2560eb2b39395d624257358cb5768fd4
SHA1 hash:
8fe8b8d6b06d7a6f6ab902bc0bd03fbbf303cecd
Link:
https://www.unpac.me/results/08f485c4-20e1-48f2-a01c-3864ea3e5954/
SH256 hash:
883b63ef84c6b1cc09687962beca56e4f4b7960df7c5459e29998befaa3ccf15
MD5 hash:
ecb3f27eb8279c51608c8ea8f8050655
SHA1 hash:
82385d75444ab5fccacf37e2746c7dce73faa7f3
Link:
https://www.unpac.me/results/08f485c4-20e1-48f2-a01c-3864ea3e5954/
SH256 hash:
07a669badf12ee362884eca88c04ff18b102b9cf7b59653807fc451ad4e7b8fe
MD5 hash:
f6df51f6176af38265fd8933b3f473a7
SHA1 hash:
2c7549beab772727065d025417e42ad6840294b9
Link:
https://www.unpac.me/results/08f485c4-20e1-48f2-a01c-3864ea3e5954/
SH256 hash:
b0b4d749317091c81d67ec20fbb4387c4814115e7e336448b1f4270b4e89824e
MD5 hash:
b5b95612a1717b0941f5b10d39415ff2
SHA1 hash:
5f36bf7efedec31d737dc1d79181d2cefa6adf7f
Link:
https://www.unpac.me/results/08f485c4-20e1-48f2-a01c-3864ea3e5954/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b0b4d749317091c81d67ec20fbb4387c4814115e7e336448b1f4270b4e89824e

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.

Web download

AgentTesla

Executable exe b0b4d749317091c81d67ec20fbb4387c4814115e7e336448b1f4270b4e89824e

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/291152/
  
URLhaus
https://urlhaus.abuse.ch/url/2257307/
  
Delivery method
Distributed via web download

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