MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dbb97dbd46f947a190a1fe6d12ad7e959242a52832d0b402beea30e52ea76ef1. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments

SHA256 hash: dbb97dbd46f947a190a1fe6d12ad7e959242a52832d0b402beea30e52ea76ef1
SHA3-384 hash: 40cced6d185f25b9755e1646012c71bfdc21ae33326928881043e07e69dbadc43f1e2b9d069833499c23576102debf22
SHA1 hash: cf07ec1cb4f35029ecc69e18d07ae95d61b317fd
MD5 hash: 91e4eac5a3c25fa30d7fdce558515975
humanhash: xray-winner-arkansas-nebraska
File name:91e4eac5a3c25fa30d7fdce558515975.exe
Download: download sample
Signature AgentTesla
File size:900'608 bytes
First seen:2021-04-29 12:58:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:iGxM55roZ8eWzzXWfR2ZR8x79ZDZKlpPiw+sNdYxw0XK7Z9ZLSvdjLSZ:dUe8eWvqDt9WpdBdewt7Z9ZL0djLs
Threatray 4'297 similar samples on MalwareBazaar
TLSH 381501273794AA55E07E1BF918B0414193F5FD023A32D21D7D98625E0FB3BD2C66B3A2
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Sending a UDP request
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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 (e.g. based on Emerging Threat rules)
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 400162 Sample: VstD2ThM4V.exe Startdate: 29/04/2021 Architecture: WINDOWS Score: 100 27 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->27 29 Found malware configuration 2->29 31 Multi AV Scanner detection for dropped file 2->31 33 6 other signatures 2->33 7 VstD2ThM4V.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\oIKwWVLDdsKLKh.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmpF96D.tmp, XML 7->21 dropped 23 C:\Users\user\AppData\...\VstD2ThM4V.exe.log, ASCII 7->23 dropped 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->35 37 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->37 39 Uses schtasks.exe or at.exe to add and modify task schedules 7->39 41 Injects a PE file into a foreign processes 7->41 11 VstD2ThM4V.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 25 mail.abjarhotel.com.jo 192.185.140.111, 49760, 587 UNIFIEDLAYER-AS-1US United States 11->25 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->43 45 Tries to steal Mail credentials (via file access) 11->45 47 Tries to harvest and steal ftp login credentials 11->47 49 2 other signatures 11->49 17 conhost.exe 15->17         started        signatures8 process9
Threat name:
Win32.Trojan.Wacatac
Status:
Malicious
First seen:
2021-04-29 13:01:23 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
11cf5a51e593c007ff4f91294cf505ffd5e425e56387c60d81e6479cc284cc3b
MD5 hash:
73cc3f7e7700e6a54cb5f291dffe5aa1
SHA1 hash:
09174f9fa55c9bac0540efb7a8c682878a32d02d
SH256 hash:
dbb97dbd46f947a190a1fe6d12ad7e959242a52832d0b402beea30e52ea76ef1
MD5 hash:
91e4eac5a3c25fa30d7fdce558515975
SHA1 hash:
cf07ec1cb4f35029ecc69e18d07ae95d61b317fd
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

AgentTesla

Executable exe dbb97dbd46f947a190a1fe6d12ad7e959242a52832d0b402beea30e52ea76ef1

(this sample)

  
Delivery method
Distributed via web download

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