MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810
SHA3-384 hash: 97073c2bf7ac2e378e53ad3d16c8169fdce24c043fe536a9904414a07d551d7d6d7ff090f5211518a0022715d0fc59f4
SHA1 hash: 593e7450a3919c0b421ce49a6191f99b0cbd6d62
MD5 hash: 2500527e214b1b6d860596e3abbed1b0
humanhash: virginia-victor-nebraska-timing
File name:Document.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:846'336 bytes
First seen:2023-12-06 14:10:30 UTC
Last seen:2023-12-06 15:23:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'647 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:xOueH5q4hYdvkOdAcu/NRRp2FlJ5IQxtQrgLsnzfUKdprVJ:sq13dY/vREIQx6cuzfUK
TLSH T1A505F043739C2F53D87958F94022120823B5AD522996E7CB1FC275EEA4F7BC44A8793B
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 30e8cac4d4e87000 (5 x AgentTesla)
Reporter malwarelabnet
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
308
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Document.exe
Verdict:
Malicious activity
Analysis date:
2023-12-06 14:17:10 UTC
Tags:
evasion stealer agenttesla
Link:
https://app.any.run/tasks/4e410a52-70b8-4c76-b5f4-f8be2bccb1b3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/462870/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/657080f7bb9490c89cca313e/reports/14b3a204-f616-40a1-a4f0-e071ecdadca0/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810
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/18caa8e3-0b37-4c6c-a6e0-a6a64f9bde27
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1354628
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1354628 Sample: Document.exe Startdate: 06/12/2023 Architecture: WINDOWS Score: 100 44 premium184.web-hosting.com 2->44 46 ip-api.com 2->46 48 2 other IPs or domains 2->48 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 10 other signatures 2->62 8 Document.exe 7 2->8         started        12 AqEzbjLbuKbF.exe 5 2->12         started        signatures3 process4 file5 40 C:\Users\user\AppData\...\AqEzbjLbuKbF.exe, PE32 8->40 dropped 42 C:\Users\user\AppData\Local\...\tmp9799.tmp, XML 8->42 dropped 64 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->64 66 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->66 68 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->68 78 3 other signatures 8->78 14 Document.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        22 schtasks.exe 1 8->22         started        70 Antivirus detection for dropped file 12->70 72 Multi AV Scanner detection for dropped file 12->72 74 Machine Learning detection for dropped file 12->74 76 Injects a PE file into a foreign processes 12->76 24 AqEzbjLbuKbF.exe 12->24         started        26 schtasks.exe 12->26         started        28 AqEzbjLbuKbF.exe 12->28         started        30 AqEzbjLbuKbF.exe 12->30         started        signatures6 process7 dnsIp8 50 api4.ipify.org 64.185.227.156, 443, 49710, 49715 WEBNXUS United States 14->50 52 ip-api.com 208.95.112.1, 49711, 49716, 80 TUT-ASUS United States 14->52 54 premium184.web-hosting.com 162.0.215.22, 49713, 49717, 587 ACPCA Canada 14->54 32 conhost.exe 18->32         started        34 conhost.exe 20->34         started        36 conhost.exe 22->36         started        80 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->80 82 Tries to steal Mail credentials (via file / registry access) 24->82 84 Tries to harvest and steal browser information (history, passwords, etc) 24->84 38 conhost.exe 26->38         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-12-06 06:44:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dkfopwsjbgulljpn4sh3gzorzhtkokl72k5s3rfanfi2kzfbbaia._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231206-rg9gdsde6z/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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:
1628e4cafdcd592acab5cf6765ad6654fb2850d6b6a0055977306415c3359179
MD5 hash:
a081bd5e32ec48e654000eed282fbc8c
SHA1 hash:
dc1101e7c0ca898098b4f4b6e2f1b37c00d161f2
Link:
https://www.unpac.me/results/7f768288-47fe-4821-b86c-026045bb559c/
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/7f768288-47fe-4821-b86c-026045bb559c/
SH256 hash:
ba0ca348d3ea5f708743484e33df17e7afda99b72f5ce2e26c5a4c5539776c09
MD5 hash:
32cbfbd5258fb671f6f11e27b1245ee9
SHA1 hash:
289c35ab482dc533c60d70659f8cb66647d40b46
Link:
https://www.unpac.me/results/7f768288-47fe-4821-b86c-026045bb559c/
SH256 hash:
e5dc9a684bac968649663d56a80a288926c64a2ea1081116afad79d2b4cf7e5a
MD5 hash:
eec07b43758776b2814552cd754eb72d
SHA1 hash:
2737acd47ba8ddf035d2f70f1a72bb77d1e89287
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/7f768288-47fe-4821-b86c-026045bb559c/
Parent samples :
ee869247ca9d4e73c21db2ae314bf66049b0398deaf00a475a89b08030e69c14
dca9d727db76dbb43b69e5ea1911861bfdc0aa9e13b954da78bcf2a36a92a9b3
1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810
e404945ee6da74e3dda8a92dbb0e7e163c46a48c84aa0a291456a0f66a5030fa
4915b347c5da6581fce7b9f57c43f2142a6e2b461702b987a7e9e6459badb882
SH256 hash:
1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810
MD5 hash:
2500527e214b1b6d860596e3abbed1b0
SHA1 hash:
593e7450a3919c0b421ce49a6191f99b0cbd6d62
Link:
https://www.unpac.me/results/7f768288-47fe-4821-b86c-026045bb559c/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1a8ae7da4909/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1a8ae7da4909a8b5a5ede48fb365d1c9e6a7297fd2bb2dc4a06951a564a10810

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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/462870/

Comments