MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 245ae7e9aa212853d61dcb445f5e1e1f11ca9a5f9d1d12f5bb54559768a39539. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 245ae7e9aa212853d61dcb445f5e1e1f11ca9a5f9d1d12f5bb54559768a39539
SHA3-384 hash: e575c0528e55c5591b265f3edd179e8432d8389bbb8d33389e79fa5255032f9a59715e038216a5df0f23ce211dcb359b
SHA1 hash: 90ece93b26db5aa0a2b27b12fec9f91c8e8a3da1
MD5 hash: 51a89b647e8d65a2bd0ad708f6243a85
humanhash: magnesium-fillet-lima-florida
File name:Documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'043'456 bytes
First seen:2023-07-24 05:28:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:36zq9OSHUuHcjp5ELM7SjrKBJBod3PMueVpkB0JMFeGyhHxlrqztptDcgkUtpLIc:GqBOjzK3PMumpkB0J0QnyXtDcgkUh/
Threatray 5'135 similar samples on MalwareBazaar
TLSH T13F255A7239DAF886E28DD37D202EED045B6AF4119213A1DF84056EC9974BA49F487C3F
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 cocaman
Tags:AgentTesla exe Shipping

Intelligence

File Origin
# of uploads :
1
# of downloads :
275
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Documents.exe
Verdict:
Malicious activity
Analysis date:
2023-07-24 05:29:38 UTC
Tags:
stealer agenttesla trojan
Link:
https://app.any.run/tasks/ddbca372-7e07-42ef-8d38-329f21b2c8bd

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/430526/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.87224.27845.27525.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Restart of the analyzed sample
Gathering data
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/245ae7e9aa212853d61dcb445f5e1e1f11ca9a5f9d1d12f5bb54559768a39539
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b983b77b-d45c-4f2f-a857-13d3462d3064
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1277994
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
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)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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: 1277994 Sample: Documents.exe Startdate: 24/07/2023 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Sigma detected: Scheduled temp file as task from temp location 2->44 46 5 other signatures 2->46 7 Documents.exe 6 2->7         started        11 fCVSa.exe 2 2->11         started        13 DsTLmCE.exe 2 2->13         started        15 fCVSa.exe 2 2->15         started        process3 file4 30 C:\Users\user\AppData\Roaming\DsTLmCE.exe, PE32 7->30 dropped 32 C:\Users\user\AppData\Local\...\tmp4EC9.tmp, XML 7->32 dropped 34 C:\Users\user\AppData\...\Documents.exe.log, ASCII 7->34 dropped 56 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->56 58 Uses schtasks.exe or at.exe to add and modify task schedules 7->58 60 Injects a PE file into a foreign processes 7->60 17 Documents.exe 2 10 7->17         started        22 schtasks.exe 1 7->22         started        62 Antivirus detection for dropped file 11->62 64 Multi AV Scanner detection for dropped file 11->64 66 Machine Learning detection for dropped file 11->66 signatures5 process6 dnsIp7 36 kbakr.com 162.241.27.28, 49701, 49702, 587 UNIFIEDLAYER-AS-1US United States 17->36 38 webmail.kbakr.com 17->38 26 C:\Users\user\AppData\Roaming\...\fCVSa.exe, PE32 17->26 dropped 28 C:\Users\user\...\fCVSa.exe:Zone.Identifier, ASCII 17->28 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->48 50 Tries to steal Mail credentials (via file / registry access) 17->50 52 Tries to harvest and steal browser information (history, passwords, etc) 17->52 54 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->54 24 conhost.exe 22->24         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/245ae7e9aa212853d61dcb445f5e1e1f11ca9a5f9d1d12f5bb54559768a39539/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-07-24 00:54:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
21 of 38 (55.26%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ernop2nkeeufhvq5zncf6xq6d4i4vgs7tuorf5n3krkzo2fdsu4q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
07f01993306030d708dc2b5b42d4a6aef41c0c2f597aca066138689a6722a25d
AgentTesla
158d9c5a8c7290c638708e4843cb732e395c1ef4d782e1425220cb54467f27dd
AgentTesla
21120d3d345131483b786c6149e39991c77c1308a088c2c4001187101b903dc5
AgentTesla
3d318fe7e857edb9267b1b826b71027ad24d9872f8540a707f1e2505a43c95af
AgentTesla
45f47c94a6941a53e10edf8021e157d3eb74d6dc04559057b522cc9cbe30651e
AgentTesla
7f4eaccd05489039f57a3d4258721fd636ce8ec8104c2184d366af9a75498e8e
AgentTesla
8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e
AgentTesla
9605975e8a60b03447b1b508f4fa2c0640ff6662481b622b8db8060302b01fd1
AgentTesla
cd45acb8d6995389a4667133e25d150f6f62e5dac5bed0f6f043d40bb59488d4
AgentTesla
f468e71c51b81601ee1c836199470b669e9c5dd83d931890b406dc82744bdd1a
AgentTesla
+ 5'125 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
collection persistence spyware stealer
Link:
https://tria.ge/reports/230724-f6knsaab23/
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
Adds Run key to start application
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
Unpacked files
SH256 hash:
524c466cde1b23a8c1f268a1297fbb151454fd0a553b4f251513847ea97f4757
MD5 hash:
c7a904b34dfaf5e08460415083ea233c
SHA1 hash:
eb0757a60632bed343a2321527b9001b05250fb7
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/3f102408-cd16-440c-aa71-13980f880333/
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/3f102408-cd16-440c-aa71-13980f880333/
SH256 hash:
db74ed9a3e0fc046d21608c9195be454441cf438d57893a542ec1b05f5c365e5
MD5 hash:
e67c25aa9ca123f8d4fda45c03482e59
SHA1 hash:
42f39da9b4bd1cf14ea7eef627845998198e7a5b
Link:
https://www.unpac.me/results/3f102408-cd16-440c-aa71-13980f880333/
SH256 hash:
245ae7e9aa212853d61dcb445f5e1e1f11ca9a5f9d1d12f5bb54559768a39539
MD5 hash:
51a89b647e8d65a2bd0ad708f6243a85
SHA1 hash:
90ece93b26db5aa0a2b27b12fec9f91c8e8a3da1
Link:
https://www.unpac.me/results/3f102408-cd16-440c-aa71-13980f880333/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.93
Link:
https://yomi.yoroi.company/submissions/245ae7e9aa212853d61dcb445f5e1e1f11ca9a5f9d1d12f5bb54559768a39539

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 b94e8fb9368210a1352a19f4c68e61616c6364e2c9228f0e7ede1fc01a60e32f

AgentTesla

Executable exe 245ae7e9aa212853d61dcb445f5e1e1f11ca9a5f9d1d12f5bb54559768a39539

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 b94e8fb9368210a1352a19f4c68e61616c6364e2c9228f0e7ede1fc01a60e32f
Cape
Cape
https://www.capesandbox.com/analysis/430526/
  
Dropped by
MD5 3787a86b56838f0670576495ca6c8641

Comments