MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609. 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: 18


Intelligence 18 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609
SHA3-384 hash: 1557476a6dbefb597690cd29b8a9ae3b2e086dbf9188bb29449d7c46a98d3f336810b75cf1c5d1ba44749dbe64871a7a
SHA1 hash: 26ccc3d7a14fea06c48b958b0af9df77304184d8
MD5 hash: 450293dadadb09492bf5eae4ee1cf194
humanhash: solar-carbon-item-bluebird
File name:INVOICE 327762.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:585'728 bytes
First seen:2023-11-20 07:05:25 UTC
Last seen:2023-11-20 14:26:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:o3361h61EWGpKrIxNuMs7dlCdopaiIt/E7qvxqwIuIrswG4Wtpp0cV5LQ2c61:oSY7GcrI9s7dleWbyE7qvxqNFsxLtpWO
Threatray 225 similar samples on MalwareBazaar
TLSH T135C4239579928967CBD8B8FA0493254007B7F0998C63C2DE8D8A70FD07E9F47B5016A7
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 c4c6dcccecf8b4b8 (12 x AgentTesla, 3 x Formbook, 2 x RemcosRAT)
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
293
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
INVOICE 327762.exe
Verdict:
Malicious activity
Analysis date:
2023-11-20 07:06:29 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/82d7d632-7fc4-47e8-b5ed-5c85e96877db

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/459231/
Detection(s):
Sanesecurity.Rogue.0hr.20231120-0040.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609
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/fed38ec3-8741-4543-9586-430d71f5dcd2
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1344979
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
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 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
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1344979 Sample: INVOICE_327762.exe Startdate: 20/11/2023 Architecture: WINDOWS Score: 100 36 mail.elec-qatar.com 2->36 38 api4.ipify.org 2->38 40 api.ipify.org 2->40 46 Found malware configuration 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 Sigma detected: Scheduled temp file as task from temp location 2->50 52 8 other signatures 2->52 8 lLGRezBlAm.exe 5 2->8         started        11 INVOICE_327762.exe 7 2->11         started        signatures3 process4 file5 54 Antivirus detection for dropped file 8->54 56 Multi AV Scanner detection for dropped file 8->56 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->58 60 Machine Learning detection for dropped file 8->60 14 lLGRezBlAm.exe 8->14         started        18 schtasks.exe 1 8->18         started        32 C:\Users\user\AppData\...\lLGRezBlAm.exe, PE32 11->32 dropped 34 C:\Users\user\AppData\Local\...\tmp7084.tmp, XML 11->34 dropped 62 Uses schtasks.exe or at.exe to add and modify task schedules 11->62 64 Adds a directory exclusion to Windows Defender 11->64 66 Injects a PE file into a foreign processes 11->66 20 INVOICE_327762.exe 15 2 11->20         started        22 powershell.exe 23 11->22         started        24 schtasks.exe 1 11->24         started        signatures6 process7 dnsIp8 42 mail.elec-qatar.com 50.87.139.143, 49708, 49709, 587 UNIFIEDLAYER-AS-1US United States 14->42 68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->68 70 Tries to steal Mail credentials (via file / registry access) 14->70 72 Tries to harvest and steal browser information (history, passwords, etc) 14->72 26 conhost.exe 18->26         started        44 api4.ipify.org 64.185.227.156, 443, 49703, 49705 WEBNXUS United States 20->44 74 Installs a global keyboard hook 20->74 28 conhost.exe 22->28         started        30 conhost.exe 24->30         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-19 23:51:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
20 of 23 (86.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=inyjfenu7unk2ys33v7izr6yc2veskiecizywdfxtqetvsnhmyeq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
325dd2427643da7867652e7258a35491b6f20f1ced54171472628521cb91f54f
AgentTesla
43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609
AgentTesla
bf744936c8aa55662bebab8ba8274b7aafee33d076fd302beedb1a1ba9241afd
AgentTesla
c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd
AgentTesla
+ 215 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/231120-hw41safa9v/
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:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/5ff80d23-f143-48dc-8cf2-e3469781aaa7/
SH256 hash:
e6d5de26b60438f6286331b0fd3ff64b9368048d144255db589736da99de7523
MD5 hash:
e2e90cdf7317a586a23a8ef6d262e9db
SHA1 hash:
7fe0251561ea267b4929fd17325d7c33bf6e3293
Detections:
AgentTeslaXorStringsNet
Create hunting rule
MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
Link:
https://www.unpac.me/results/5ff80d23-f143-48dc-8cf2-e3469781aaa7/
Parent samples :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 hash:
271435237db807db846c02b054f863f9ddafb905bdbf812b5200d7d03ea8d0b2
MD5 hash:
56520b48355be8b9724ed7fbbe6157ef
SHA1 hash:
6e62af17faab34c07857550c7b60b91b61d8fbdf
Link:
https://www.unpac.me/results/5ff80d23-f143-48dc-8cf2-e3469781aaa7/
SH256 hash:
cff25846d24c773fb6cd4717fe79fdfff019acb179c9bf80e8f1546e14bcd6e3
MD5 hash:
353b2affd2fcb0f35594cce73c49a905
SHA1 hash:
6362b78ba92379ac7c09253d7fef1a28a02bce9a
Link:
https://www.unpac.me/results/5ff80d23-f143-48dc-8cf2-e3469781aaa7/
SH256 hash:
43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609
MD5 hash:
450293dadadb09492bf5eae4ee1cf194
SHA1 hash:
26ccc3d7a14fea06c48b958b0af9df77304184d8
Link:
https://www.unpac.me/results/5ff80d23-f143-48dc-8cf2-e3469781aaa7/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/43709291b4fd/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/43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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 2e37cff1da0032c8316841d8f7f14c6f6243bcb2d2d6179f79023cf2d71a6b59

AgentTesla

Executable exe 43709291b4fd1aad625bdd7e8cc7d816aa49290412338b0cb79c093ac9a76609

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 2e37cff1da0032c8316841d8f7f14c6f6243bcb2d2d6179f79023cf2d71a6b59
Cape
Cape
https://www.capesandbox.com/analysis/459231/
  
Dropped by
MD5 4b1269989d8277505e63abec1b5d43b4

Comments