MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8
SHA3-384 hash: b1e04d0cb403b93b26f0f1ddeccbffcb4b60571439389998dca495e86f41b44611c462e759061f2c10fe50c6fd48f4ce
SHA1 hash: 71ea51a08b6ed5c22825088a1953ad70ec756128
MD5 hash: d5bce2a60906638c7691228de86aa855
humanhash: november-blossom-east-bluebird
File name:INVOICE 327762.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:743'424 bytes
First seen:2023-06-20 06:27:49 UTC
Last seen:2023-06-20 12:27:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:ub903Y9kk/kkfkkDkkkkObuPM7q6bpw4dcZda/igJZUw2grYywVbrCltKM+rac0I:ub903Y9kk/kkfkkDkkkkizu4CZdOPTX4
TLSH T11AF412185A86962BE1270B744460E374927D9ECAB712C6EF4DDBBCDBBE163C9013071B
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 2b2555676501612b (15 x AgentTesla, 3 x Loki, 2 x Neshta)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
252
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INVOICE 327762.exe
Verdict:
Malicious activity
Analysis date:
2023-06-20 04:15:04 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e2f16c33-c16d-4527-9049-b2de957a557c

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/400830/
Detection(s):
Sanesecurity.Rogue.0hr.20230620-0434.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/649147000d4f96f7b605d82a/reports/48e38ee2-74fe-4265-bb0a-3c9efbf8d8a8/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/696b0513-2362-4a94-ae4c-2dc89446c834
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1258412
Signature
Adds a directory exclusion to Windows Defender
Contains functionality to register a low level keyboard hook
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 891435 Sample: INVOICE_327762.exe Startdate: 20/06/2023 Architecture: WINDOWS Score: 100 51 Found malware configuration 2->51 53 Sigma detected: Scheduled temp file as task from temp location 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 3 other signatures 2->57 7 INVOICE_327762.exe 7 2->7         started        11 SJFTrPZwHrVXDh.exe 5 2->11         started        process3 file4 31 C:\Users\user\AppData\...\SJFTrPZwHrVXDh.exe, PE32 7->31 dropped 33 C:\...\SJFTrPZwHrVXDh.exe:Zone.Identifier, ASCII 7->33 dropped 35 C:\Users\user\AppData\Local\...\tmp9D81.tmp, XML 7->35 dropped 37 C:\Users\user\...\INVOICE_327762.exe.log, ASCII 7->37 dropped 59 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->59 61 May check the online IP address of the machine 7->61 63 Contains functionality to register a low level keyboard hook 7->63 67 3 other signatures 7->67 13 INVOICE_327762.exe 15 2 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        65 Multi AV Scanner detection for dropped file 11->65 21 SJFTrPZwHrVXDh.exe 2 11->21         started        23 schtasks.exe 1 11->23         started        signatures5 process6 dnsIp7 39 mail.mylaconsultancy.com 57.129.1.142, 49705, 49708, 587 ATGS-MMD-ASUS Belgium 13->39 41 api4.ipify.org 64.185.227.155, 443, 49703 WEBNXUS United States 13->41 43 api.ipify.org 13->43 69 Installs a global keyboard hook 13->69 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        45 104.237.62.211, 443, 49704 WEBNXUS United States 21->45 47 192.168.2.1, 49703 unknown unknown 21->47 49 api.ipify.org 21->49 71 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->71 73 Tries to steal Mail credentials (via file / registry access) 21->73 75 Tries to harvest and steal browser information (history, passwords, etc) 21->75 29 conhost.exe 23->29         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mfy7cfl6nu4eaol5e6s7jbhylflxblivhvmwtkuwubmbcqsdz6ua._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230620-g8cavsbf2t/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
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:
bf30f7032a6e2fdd6a872718de569645dda2c9e734a4f90a77e5af9a58d75812
MD5 hash:
29432c0db5445ce74b8a1042234187af
SHA1 hash:
fdc1bce5c868fbaed48ff27b3cc73b752bc66e75
Link:
https://www.unpac.me/results/5250fa59-ab4c-4bc4-8782-0f24333faa70/
SH256 hash:
52f358d201e81d3a0391cedd3042e2f957555b77aa49559f7fb810bbb7673ba1
MD5 hash:
c785ddc46141af772c75101d17c46a41
SHA1 hash:
e248723b6f60cc7607980d07172b64c33b2b2f15
Link:
https://www.unpac.me/results/5250fa59-ab4c-4bc4-8782-0f24333faa70/
SH256 hash:
3ab7b9a3f4f3f544c3cf5bce9290565b083312da47830f0e6a7bdfbb44059d73
MD5 hash:
28273f2890650c6fbcf8726e688f29a6
SHA1 hash:
4bf87944c606a36fea9b0477baa3a3fed4aa8ecd
Link:
https://www.unpac.me/results/5250fa59-ab4c-4bc4-8782-0f24333faa70/
SH256 hash:
08b53b298f9fa6dbd9a34fb87c5c481166b9ae8b881748f8abb9791ca30066a7
MD5 hash:
251489c5b8a2de2c5c4e453d131e4135
SHA1 hash:
3dfac1d7f2e37e1211534b539bcde44a43dd91ae
Link:
https://www.unpac.me/results/5250fa59-ab4c-4bc4-8782-0f24333faa70/
SH256 hash:
36cb70021e8a153c22312876626b4143dc1cca60862d667d2af0c95a1fb9e8ac
MD5 hash:
98bdc695f132d8e6151d27a362bbdaa8
SHA1 hash:
16b2264b54698e42fb2ad13fa41b3358b42b80ea
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/5250fa59-ab4c-4bc4-8782-0f24333faa70/
Parent samples :
36cb70021e8a153c22312876626b4143dc1cca60862d667d2af0c95a1fb9e8ac
1c834a9e0b395b4544646c67f8a12972256500cbabb5b71a7433548e8b558920
6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8
545a4e3b7985223b2edb4f9a3a776d0c6cba118ebce4a22de8c0c07c6b67d2cf
c906a3041425da5b92aca8c125d3d9295839b5edd1bb17b22fdd80f1f18a1293
SH256 hash:
6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8
MD5 hash:
d5bce2a60906638c7691228de86aa855
SHA1 hash:
71ea51a08b6ed5c22825088a1953ad70ec756128
Link:
https://www.unpac.me/results/5250fa59-ab4c-4bc4-8782-0f24333faa70/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6171f1157e6d/report/overview.html
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/6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8

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

zip 488dc41983f808ac8168b0a1e760590f8f18bebb06a31f8898da69a2de14c205

AgentTesla

Executable exe 6171f1157e6d3840397d27a5f484f8595770ad153d5969aa96a058114243cfa8

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/400830/
  
Dropped by
SHA256 488dc41983f808ac8168b0a1e760590f8f18bebb06a31f8898da69a2de14c205
  
Dropped by
MD5 fe9eb0a61c84d246e65d708e5a94b013

Comments