MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2
SHA3-384 hash: a4e93ed181d668c73a1f82cdc69ab04fd6de30e003b56cc92de609dfadcd18209883cdb13b6e8a9ced617260f58deada
SHA1 hash: cb5fb13193e55dd6a4a89f9512b8cc4615a0d31b
MD5 hash: 6b828a6807328668ffb7c525e28c532d
humanhash: twelve-florida-oscar-whiskey
File name:scanned copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:859'648 bytes
First seen:2023-04-20 10:17:12 UTC
Last seen:2023-05-13 22:57:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:2qvmXRfQINqyEwTvs2o3ti1hEsmaPEQ3OSuzqHu24IO:2xRIINqyEwTs2etiPEwM
Threatray 2'202 similar samples on MalwareBazaar
TLSH T172059E3C1ADE4721F07DD7749B704030A3B1BAE7FA29E91CD8D341895A62E81B99076F
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)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
264
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
scanned copy.exe
Verdict:
Malicious activity
Analysis date:
2023-04-20 10:42:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7a8234c2-01e6-4596-a08b-e556966c2262

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/383742/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.66373877.10950.5265.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
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
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/644111602efbb8b9c3f52a92/reports/a4921e8a-87f0-4e34-a3f4-a0061dd53c9b/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2
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/f88bcfd5-5a0b-4a84-9b1c-28db691bc9f6
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1217854
Signature
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 850796 Sample: scanned_copy.exe Startdate: 20/04/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Sigma detected: Scheduled temp file as task from temp location 2->49 51 5 other signatures 2->51 7 scanned_copy.exe 6 2->7         started        11 thvBKA.exe 5 2->11         started        process3 file4 29 C:\Users\user\AppData\Roaming\thvBKA.exe, PE32 7->29 dropped 31 C:\Users\user\AppData\Local\...\tmpE1B5.tmp, XML 7->31 dropped 33 C:\Users\user\...\scanned_copy.exe.log, ASCII 7->33 dropped 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->53 55 May check the online IP address of the machine 7->55 57 Uses schtasks.exe or at.exe to add and modify task schedules 7->57 13 scanned_copy.exe 15 2 7->13         started        17 schtasks.exe 1 7->17         started        59 Multi AV Scanner detection for dropped file 11->59 61 Machine Learning detection for dropped file 11->61 63 Injects a PE file into a foreign processes 11->63 19 thvBKA.exe 14 2 11->19         started        21 schtasks.exe 1 11->21         started        23 thvBKA.exe 11->23         started        signatures5 process6 dnsIp7 35 masarengineering.com 68.66.248.44, 49700, 49703, 587 A2HOSTINGUS United States 13->35 37 mail.masarengineering.com 13->37 43 2 other IPs or domains 13->43 25 conhost.exe 17->25         started        39 mail.masarengineering.com 19->39 41 api.ipify.org 19->41 65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->65 67 Tries to steal Mail credentials (via file / registry access) 19->67 69 Tries to harvest and steal browser information (history, passwords, etc) 19->69 27 conhost.exe 21->27         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2/
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j4ig44kggqimbcahgz4gxgd3amu4wzfeifebpfbdbcinjbtbzgza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1d33467dba0945d2a0dab179b6d5a38c9e936f3c51a12dbefdaf361df2a62562
AgentTesla
2671c58b8dce5ceb29c43abe3f321cfb95a3ce611134a5edc5f2ed2c4815596e
AgentTesla
3adbcfa900364fea063868cc98203914a5415b75408e02883b2c22ab365ea5be
AgentTesla
4250c2787cb484a030495a28dfbe00899b8a18f0ab1aa8550ac8317e3dd9f44e
AgentTesla
59fab9b58703b5208ad279d79225762a44b6b87709166aeaaebc34fcd31c229f
AgentTesla
70a1b64420a2202bf2604534c79f77006eebf716760374daa283d1dd36900a19
AgentTesla
8a03b8808de5dc90141e961a89350e8e50ad3f8410ec4e2d5b4fa64cfc310519
AgentTesla
900d92079c889090445b172adbb843546731d69d22c39c75a41f8e195e0721f5
AgentTesla
+ 2'192 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/230420-mb1vvabc2y/
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
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:
0316101f9bf31b3f4fcb6b39cde69bc5b682bead48c1bb490c53736a579c3523
MD5 hash:
e9395b67573bc49b0f8e5e9fae2f3132
SHA1 hash:
c9a978040c9610b54d0d03f3c72ab91b4f043144
Link:
https://www.unpac.me/results/27cf4de0-8bef-45c9-972d-9f960486952b/
SH256 hash:
ea8d4c91ec5bba5e1db6c17730d7ba5cdbb5ff3c1a777f70c90e91ce599d9b5d
MD5 hash:
27f5124bf8f451bca8d8a15c73c4f521
SHA1 hash:
5fd557e109b8fd1c3b362b64f0ba9f1600c07211
Link:
https://www.unpac.me/results/27cf4de0-8bef-45c9-972d-9f960486952b/
SH256 hash:
f019cbfed9a48d21b57620e9e9fe44139a49d8f6ad72e1db96e13485a79684b3
MD5 hash:
9145a823fd2d38c9e827c932c0e1a688
SHA1 hash:
0fd71390162822b2571c34a0ed5289d9e09662d1
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/27cf4de0-8bef-45c9-972d-9f960486952b/
Parent samples :
02169571891ab7333002f983d3544b2a78a775d1d55f594c5ce49883b108f3ef
9cefc5f1d6bfd34ee5e77486266a02f077a276fb2cffd1eec3b9e19c79d823c1
4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2
326032825841da4be49637c2d5f0f15049c281f31d4178ac9246c543af96d1ec
SH256 hash:
4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2
MD5 hash:
6b828a6807328668ffb7c525e28c532d
SHA1 hash:
cb5fb13193e55dd6a4a89f9512b8cc4615a0d31b
Link:
https://www.unpac.me/results/27cf4de0-8bef-45c9-972d-9f960486952b/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4f106e714634/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2

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:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
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

Executable exe 4f106e71463410c0880736786b987b0329cb64a441481794230890d48661c9b2

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/383742/

Comments