MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55d62602fbaca82ec54e520aa021690a91a0d5d1f6783747a4a2a97f282231c3. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55d62602fbaca82ec54e520aa021690a91a0d5d1f6783747a4a2a97f282231c3
SHA3-384 hash: 67e832035845e48918bbdcba53b41c5fc77adeb227d6334ccf908d130e466146c2668c8ac7d717d5b0b6e5f1a4c2c034
SHA1 hash: eb589b8ddd713280d407d3646dca9055673df5ab
MD5 hash: 0a89eb7f0603dfc6e6283b03a260d9d3
humanhash: lamp-delaware-snake-cola
File name:SecuriteInfo.com.Win32.MalwareX-gen.12909.6026
Download: download sample
Signature AgentTesla
Create hunting rule
File size:410'112 bytes
First seen:2023-07-18 05:28:41 UTC
Last seen:2023-07-19 06:01:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'654 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 6144:Vb4F2TdvAm4v/coYqf+gYQSQzE/XZUNNoYS3Gv:s2RvAm4v/coY2+gO/JUN
Threatray 384 similar samples on MalwareBazaar
TLSH T157944B606BE5C963E6AFB376E0B60204B770EC1AE29AE75E484474E51C333017E1676F
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 2b534545c565534d (12 x AgentTesla, 1 x PureCrypter, 1 x NanoCore)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
300
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.MalwareX-gen.12909.6026
Verdict:
Malicious activity
Analysis date:
2023-07-18 05:31:25 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/a3ce5a36-4fbe-4e1f-b773-612efa01685a

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/423202/
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.12909.6026.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Setting a keyboard event handler
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin masquerade packed replace
Link:
https://www.filescan.io/uploads/64b623217a9c6ddebf0b3e6e/reports/9e8e2cef-b77b-4c00-98b6-c17df5836055/overview
Verdict:
Malicious
Labled as:
MSIL_Agent.FQK.gen
Link:
https://www.hybrid-analysis.com/sample/55d62602fbaca82ec54e520aa021690a91a0d5d1f6783747a4a2a97f282231c3
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/f1f52ad2-47db-45ef-9307-a4d130fc8488
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1274844
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
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 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
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 the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1274844 Sample: SecuriteInfo.com.Win32.Malw... Startdate: 18/07/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 8 other signatures 2->51 6 SecuriteInfo.com.Win32.MalwareX-gen.12909.6026.exe 16 5 2->6         started        11 Khyllauv.exe 14 5 2->11         started        13 Khyllauv.exe 2 2->13         started        process3 dnsIp4 27 files.catbox.moe 108.181.20.35, 443, 49690, 49696 ASN852CA Canada 6->27 21 C:\Users\user\AppData\Roaming\Khyllauv.exe, PE32 6->21 dropped 23 C:\Users\...\Khyllauv.exe:Zone.Identifier, ASCII 6->23 dropped 25 SecuriteInfo.com.W....12909.6026.exe.log, ASCII 6->25 dropped 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->53 55 May check the online IP address of the machine 6->55 57 Injects a PE file into a foreign processes 6->57 15 SecuriteInfo.com.Win32.MalwareX-gen.12909.6026.exe 2 6->15         started        59 Antivirus detection for dropped file 11->59 19 Khyllauv.exe 2 11->19         started        file5 signatures6 process7 dnsIp8 29 api4.ipify.org 104.237.62.211, 443, 49691, 49698 WEBNXUS United States 15->29 31 api.telegram.org 149.154.167.220, 443, 49692, 49699 TELEGRAMRU United Kingdom 15->31 33 api.ipify.org 15->33 37 Installs a global keyboard hook 15->37 35 api.ipify.org 19->35 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->39 41 Tries to steal Mail credentials (via file / registry access) 19->41 43 Tries to harvest and steal browser information (history, passwords, etc) 19->43 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/55d62602fbaca82ec54e520aa021690a91a0d5d1f6783747a4a2a97f282231c3/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-18 05:29:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
18 of 25 (72.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kxlcmax3vsuc5rkokifkailjbki2bvor6z4dor5eukux6kbcghbq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
037a4e10470f3d1e2a2243f542769a92636c458e07b3fe0597ed38f397d9ce3e
AgentTesla
0b0a8734313c4f347c472b5b9a8b2351759799e27a2c4e60263f2e522130ec5c
AgentTesla
2e7065b61ad1031bb5440dc41f8a944bf08c9ef9d0f694b87cd707cbed03f242
AgentTesla
46b6fdea59c36bbb7d05b93343d11617e65aa3d76e9a2bf2c1d5969070364a29
AgentTesla
5ab37893e96a883e509a0a1f7d79ca207761cf8b7a771d1e029114e8dabbfae7
AgentTesla
6ec18d3df48468e9f95e818dca6b93f9b04f9786646670f6bdc721ab182860e3
AgentTesla
b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d
AgentTesla
eafdaa03650a22399281102a25abc8b5dcb3de2388bb13db78c94215f7fe1716
AgentTesla
+ 374 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230718-f6knsagd82/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
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/bot5866125639:AAHczhVa6KsnPdrAfpcJqJMrQ8ZeqF9Y-b0/
Unpacked files
SH256 hash:
55d62602fbaca82ec54e520aa021690a91a0d5d1f6783747a4a2a97f282231c3
MD5 hash:
0a89eb7f0603dfc6e6283b03a260d9d3
SHA1 hash:
eb589b8ddd713280d407d3646dca9055673df5ab
Link:
https://www.unpac.me/results/750320ad-5e4f-45a8-b741-f16db67fc91f/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/55d62602fbac/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.97
Link:
https://yomi.yoroi.company/submissions/55d62602fbaca82ec54e520aa021690a91a0d5d1f6783747a4a2a97f282231c3

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.

Cape
Cape
https://www.capesandbox.com/analysis/423202/

Comments