MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4299ca54be84b7e29269207bf8bdebd475dc48e5be586f5a7412c1db3249d0bd. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4299ca54be84b7e29269207bf8bdebd475dc48e5be586f5a7412c1db3249d0bd
SHA3-384 hash: a0f3306e4c96592c5b068befee56b622270f38293f2affc285044309dc563388c84901e310eda8fbc200ea27c3e8a4b0
SHA1 hash: 587954a2964332b817816cf6f4bcbcb7f26e9352
MD5 hash: 7d2e170a967ed471f4cd4d7b0e59f415
humanhash: colorado-ten-sweet-jig
File name:rbAWPcALMKTa9nS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:718'848 bytes
First seen:2022-11-17 12:19:18 UTC
Last seen:2022-11-17 13:36:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:8jcW2VfSG5BGGDWMT8Y9LYwk9tv1SeQNcFF2EV4NdCkNrUjaegliEH7RU:jfZCG399Uw21SwF0yYCkNwkt
Threatray 23'073 similar samples on MalwareBazaar
TLSH T159E401BD36C29F23C68C96BEC493263047BEB99B2A71D3582DC410D65E41BF19A057CB
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13097/50/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
221
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
rbAWPcALMKTa9nS.exe
Verdict:
Malicious activity
Analysis date:
2022-11-17 12:20:05 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/e26babca-e007-42ab-878f-f2b67b820bcf

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/335312/
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.26061.30949.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
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm packed
Link:
https://www.filescan.io/uploads/637626f465b4ed3de8c87d28/reports/b402ea36-6355-45af-af23-b00b7c1a242c/overview
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/c94db08f-56ac-4554-a1a4-addb8caeec84
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1115719
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
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 ftp login credentials
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 748428 Sample: rbAWPcALMKTa9nS.exe Startdate: 17/11/2022 Architecture: WINDOWS Score: 100 49 Snort IDS alert for network traffic 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Sigma detected: Scheduled temp file as task from temp location 2->53 55 10 other signatures 2->55 7 rbAWPcALMKTa9nS.exe 7 2->7         started        11 AeZYXbhqOtmZQo.exe 5 2->11         started        process3 file4 31 C:\Users\user\AppData\...\AeZYXbhqOtmZQo.exe, PE32 7->31 dropped 33 C:\...\AeZYXbhqOtmZQo.exe:Zone.Identifier, ASCII 7->33 dropped 35 C:\Users\user\AppData\Local\...\tmp74A9.tmp, XML 7->35 dropped 37 C:\Users\user\...\rbAWPcALMKTa9nS.exe.log, ASCII 7->37 dropped 57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->57 59 May check the online IP address of the machine 7->59 61 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->61 69 2 other signatures 7->69 13 rbAWPcALMKTa9nS.exe 15 3 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        63 Multi AV Scanner detection for dropped file 11->63 65 Machine Learning detection for dropped file 11->65 67 Injects a PE file into a foreign processes 11->67 21 AeZYXbhqOtmZQo.exe 11->21         started        23 schtasks.exe 1 11->23         started        signatures5 process6 dnsIp7 39 api.telegram.org 149.154.167.220, 443, 49696, 49698 TELEGRAMRU United Kingdom 13->39 41 api.ipify.org.herokudns.com 3.220.57.224, 443, 49695 AMAZON-AESUS United States 13->41 43 api.ipify.org 13->43 71 Installs a global keyboard hook 13->71 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        45 3.232.242.170, 443, 49697 AMAZON-AESUS United States 21->45 47 api.ipify.org 21->47 73 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->73 75 Tries to steal Mail credentials (via file / registry access) 21->75 77 Tries to harvest and steal ftp login credentials 21->77 79 Tries to harvest and steal browser information (history, passwords, etc) 21->79 29 conhost.exe 23->29         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4299ca54be84b7e29269207bf8bdebd475dc48e5be586f5a7412c1db3249d0bd/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-11-17 02:23:58 UTC
File Type:
PE (.Net Exe)
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ikm4uvf6qs36fetjeb57rppl2r25yshfxzmg6wtucla5wmsj2c6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0e5b0d318b1bfd14a705e7b4c16324a2e7f21562052948426d11c32ec586be5e
AgentTesla
172bf551662345dcf072f3dd78e9f3bff20183be4d5f31f44e3de8795e856fe5
AgentTesla
2d4e9b33851949bd81869d7ce2609cb9694ca946cdc3657fd449693170878448
AgentTesla
4073df659d58e6b8619746e412f0649a8fc4a67da64d27e4a1dcadf797cfcc70
AgentTesla
512ca7cbadc87f5a9471355df03cec6666274c23ca7fbcb1480a1372b59c0401
AgentTesla
97fcc009023f7c73c58610323abc809a51ec65afa2a6a54abf3e00187f2aaae4
AgentTesla
eef6df577e7da107e24b1c043d08c10ede909e73ef8d6b6881dd75327770aa7e
AgentTesla
+ 23'063 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/221117-phrlvsad41/
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot5708078300:AAEFI-GQEmOXcZxhDq61-Uiq0tA6DEnImIM/
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/419e40ef-d079-42ab-8aeb-8988d27ace9e
Unpacked files
SH256 hash:
2431ea8662b1a058fc02ddda11ea1cb632f126f1df9f708407bafa0aec00ecee
MD5 hash:
1ae96fed85af88a2c34d040876aebc04
SHA1 hash:
d945e5c8e8934a780aa6d5c7580b8f9e8ea56a1c
Link:
https://www.unpac.me/results/7513fcf2-17ec-4e93-b8a7-9238c57d6e7b/
SH256 hash:
b13435b23fbcbb17dca58a6542443b618da60bebeb7405d9f2555f747d4ae50b
MD5 hash:
d77a105d31590ec6ef381bc93a24ed10
SHA1 hash:
c5f235e2129076bec290f7f52694b19bc496529c
Link:
https://www.unpac.me/results/7513fcf2-17ec-4e93-b8a7-9238c57d6e7b/
SH256 hash:
adda4de07ebee19c12be5c95ecf72f9daaf588b3a5489339abb15e65f5345233
MD5 hash:
b2074112aea5d1c06792d6f18369ab4e
SHA1 hash:
59538031f3a1be41e3c8177a6a7f0510245ba05f
Link:
https://www.unpac.me/results/7513fcf2-17ec-4e93-b8a7-9238c57d6e7b/
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/7513fcf2-17ec-4e93-b8a7-9238c57d6e7b/
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
Link:
https://www.unpac.me/results/7513fcf2-17ec-4e93-b8a7-9238c57d6e7b/
SH256 hash:
91341795c48beb0f0b528e407ec5bd857090a78835cbf4d686f63d38e7195985
MD5 hash:
dd3867d0eed296566192d2694c16f148
SHA1 hash:
081b631f2f0709fd632bae50316cfcefb767a245
Link:
https://www.unpac.me/results/7513fcf2-17ec-4e93-b8a7-9238c57d6e7b/
SH256 hash:
4299ca54be84b7e29269207bf8bdebd475dc48e5be586f5a7412c1db3249d0bd
MD5 hash:
7d2e170a967ed471f4cd4d7b0e59f415
SHA1 hash:
587954a2964332b817816cf6f4bcbcb7f26e9352
Link:
https://www.unpac.me/results/7513fcf2-17ec-4e93-b8a7-9238c57d6e7b/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4299ca54be84/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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/335312/

Comments