MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a8b998ec4ed0d159f2ec5cd79b6d9cf56659ab4e627b797b31b1d0e7fbe9ae5. 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: 9a8b998ec4ed0d159f2ec5cd79b6d9cf56659ab4e627b797b31b1d0e7fbe9ae5
SHA3-384 hash: e5c16f6c184c9fd3947f7c69118be2f91a81dc035df86670533e86b1b99b52913bc0c577058d9ea6ef52853e840e97b5
SHA1 hash: 58bf5e4dbfd20711f0787f8ae8c9de7722d7e488
MD5 hash: faf0ad72cf4ef493b7ef5cb96e5f7e0c
humanhash: earth-hydrogen-yankee-angel
File name:PRE ALERT SHIPPING NOTICE.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:855'040 bytes
First seen:2023-05-25 13:17:11 UTC
Last seen:2023-06-05 16:07:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:0THXKCbLkLFTz6sIcETLrD/iAaNxQcEaoLLjHzDiTB2Qw:83DEmsIcEHfSEXHc
Threatray 3'075 similar samples on MalwareBazaar
TLSH T121054E7D15EAC9AFDA30C7788FE0F16FF225972375494E2540C6536F0A0A826B78252F
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
259
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PRE ALERT SHIPPING NOTICE.exe
Verdict:
Malicious activity
Analysis date:
2023-05-25 13:22:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b60b10a0-57c5-43d8-b652-7cfc84681c2e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/391677/
Detection(s):
Sanesecurity.Rogue.0hr.20230525-1037.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
lolbin packed
Link:
https://www.filescan.io/uploads/646f600bf6a79f331926b781/reports/91c57449-30f1-4782-92a6-54776770c2b0/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/9a8b998ec4ed0d159f2ec5cd79b6d9cf56659ab4e627b797b31b1d0e7fbe9ae5
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/47a4d446-dc56-4d12-b6b6-f8ea46c71058
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1242660
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large strings
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
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 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
Snort IDS alert for network traffic
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 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
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 875671 Sample: PRE_ALERT_SHIPPING_NOTICE.exe Startdate: 25/05/2023 Architecture: WINDOWS Score: 100 35 Snort IDS alert for network traffic 2->35 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 14 other signatures 2->41 7 VAliIaSVsINpL.exe 5 2->7         started        10 PRE_ALERT_SHIPPING_NOTICE.exe 6 2->10         started        process3 file4 43 Antivirus detection for dropped file 7->43 45 Multi AV Scanner detection for dropped file 7->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->47 49 Machine Learning detection for dropped file 7->49 13 VAliIaSVsINpL.exe 14 2 7->13         started        17 schtasks.exe 1 7->17         started        27 C:\Users\user\AppData\...\VAliIaSVsINpL.exe, PE32 10->27 dropped 29 C:\Users\user\AppData\Local\...\tmp5F79.tmp, XML 10->29 dropped 31 C:\...\PRE_ALERT_SHIPPING_NOTICE.exe.log, ASCII 10->31 dropped 51 Uses schtasks.exe or at.exe to add and modify task schedules 10->51 53 Injects a PE file into a foreign processes 10->53 19 PRE_ALERT_SHIPPING_NOTICE.exe 15 2 10->19         started        21 schtasks.exe 1 10->21         started        signatures5 process6 dnsIp7 55 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->55 57 Tries to steal Mail credentials (via file / registry access) 13->57 59 Tries to harvest and steal browser information (history, passwords, etc) 13->59 23 conhost.exe 17->23         started        33 api.telegram.org 149.154.167.220, 443, 49694, 49695 TELEGRAMRU United Kingdom 19->33 25 conhost.exe 21->25         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9a8b998ec4ed0d159f2ec5cd79b6d9cf56659ab4e627b797b31b1d0e7fbe9ae5/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-25 07:32:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tkfztdwe5ugrlhzoyxgxtnwzz5lglgvu4yt3pf5tdmoq4756tlsq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
07f01993306030d708dc2b5b42d4a6aef41c0c2f597aca066138689a6722a25d
AgentTesla
158d9c5a8c7290c638708e4843cb732e395c1ef4d782e1425220cb54467f27dd
AgentTesla
3999ae85e06577c12f54b2b716c659836945aa0ca246af9607d27a756f44d194
AgentTesla
4d25ec738f85928f32d25339810540921b92af4c6ec33369a80ad5f0dfb6d07d
AgentTesla
5e9077dd970a8ad82379f59478a8bafa435ea87d06c4756453024bf693e76123
AgentTesla
7c32af309a2521511d759a08cdc7cefc647e94cbdd590e7f7ef8ef24fa8b539a
AgentTesla
8eb1f5551a27d2fe1366393c4fc787ebf70dd0d394e1d229bd8a5ba34f418bb3
AgentTesla
cb55fa293a824686db59be3e107726d2091ba56a62092f79e2d47744535e5e94
AgentTesla
+ 3'065 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/230525-qjybgaah6z/
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot5515611206:AAEcQSX8hXHOAxSYr8KUdLxGF5eqw4FRXoA/
Unpacked files
SH256 hash:
09ab630aab019d32e6fbcf93d129a3edadf3d97b83876119b355484603c14d9a
MD5 hash:
54c5f4944ffbe8b29d7fa54e6744427d
SHA1 hash:
ed691968a3a04e276582282cde7f3ba3b4d5761c
Link:
https://www.unpac.me/results/bea102b8-c311-4560-9196-7cedb0f3e6a5/
SH256 hash:
1e7aa2c63467920e1f1ca449952e411e273dba0923d8513e840354e314cd463f
MD5 hash:
50b8466f02b4d7d9f758d9edcbc1a96e
SHA1 hash:
c643de3f4c9369a84d2a36ede71bd9ad4893442a
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/bea102b8-c311-4560-9196-7cedb0f3e6a5/
Parent samples :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 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/bea102b8-c311-4560-9196-7cedb0f3e6a5/
SH256 hash:
9a8b998ec4ed0d159f2ec5cd79b6d9cf56659ab4e627b797b31b1d0e7fbe9ae5
MD5 hash:
faf0ad72cf4ef493b7ef5cb96e5f7e0c
SHA1 hash:
58bf5e4dbfd20711f0787f8ae8c9de7722d7e488
Link:
https://www.unpac.me/results/bea102b8-c311-4560-9196-7cedb0f3e6a5/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9a8b998ec4ed/report/overview.html
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
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 e48fee537e4fb00725b3936187c18345c61263833105270f66cd0d1adcd499c4

AgentTesla

Executable exe 9a8b998ec4ed0d159f2ec5cd79b6d9cf56659ab4e627b797b31b1d0e7fbe9ae5

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/391677/
  
Dropped by
SHA256 e48fee537e4fb00725b3936187c18345c61263833105270f66cd0d1adcd499c4
  
Dropped by
MD5 c20e2b1dba535900c5686f644cc4bbc9

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