MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b99cc830b4e4b6ea89546d4b963aef00bd69c5e31275690ac82d949f1055f9ec. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: b99cc830b4e4b6ea89546d4b963aef00bd69c5e31275690ac82d949f1055f9ec
SHA3-384 hash: 90c4775b388e89ed86192ac91f43397bf9f0e7ce3cd55c7e8e107fee38fcbd8dfcc145716045488a4c802c021e28df42
SHA1 hash: 11cc0010665414d2acfd19846af2bdffb0d9c202
MD5 hash: 413ca1f198008a2980f7891c059bc188
humanhash: speaker-red-winner-sad
File name:SecuriteInfo.com.Trojan.PackedNET.935.22091.30528
Download: download sample
Signature AgentTesla
File size:940'032 bytes
First seen:2021-07-19 17:36:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'754 x AgentTesla, 19'663 x Formbook, 12'252 x SnakeKeylogger)
ssdeep 24576:0vDBlBPIOBPMAfeQrdkBrwSyQj0pS0fS9:spPDPhlGBrwigFG
Threatray 7'052 similar samples on MalwareBazaar
TLSH T19615F122722BA614DC3987F55C74D1B16BFE6C29922CC6782AC8ED7F7D732785AD0240
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
128
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.PackedNET.935.22091.30528
Verdict:
Malicious activity
Analysis date:
2021-07-19 17:40:28 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Injects a PE file into a foreign processes
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-07-19 14:49:21 UTC
AV detection:
16 of 28 (57.14%)
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 SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
11299f5d85e755ccfdb87490fda9b7c0a16107309ccbdd339fd91a620c974537
MD5 hash:
d932e8e923eac28862756f73a9a9f73d
SHA1 hash:
e962b9b730dddbf417205e488e9bd1cf5998edf1
SH256 hash:
799d5956a19aa116600e77cb62f1b52e025cacc3b232417af89dc4ec729390b4
MD5 hash:
4e7276606c56f6d246eb7fc8f91215f6
SHA1 hash:
a48a370e8a8abe3ef803be3c2c0ed9a1baa31e54
SH256 hash:
83d9e44d9a311ea6fdbcbd09fdc816a2067806dcacf24beb5ee786191b1a3ea1
MD5 hash:
b1a7b752b6638ee03cffe5a1dde9213e
SHA1 hash:
52d215a173d2f293990f8c12fc7f4a86330a29cb
SH256 hash:
ad888ac0699cd9ae80e14f50b591fd236d7d5eb468b00a37f8e57094390099ce
MD5 hash:
04dd34cc5fa0fe31ed116c794cf2cf93
SHA1 hash:
48212e96a1ad7e6777adcde6e8a14b04ee759d6b
SH256 hash:
b99cc830b4e4b6ea89546d4b963aef00bd69c5e31275690ac82d949f1055f9ec
MD5 hash:
413ca1f198008a2980f7891c059bc188
SHA1 hash:
11cc0010665414d2acfd19846af2bdffb0d9c202
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
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

AgentTesla

Executable exe b99cc830b4e4b6ea89546d4b963aef00bd69c5e31275690ac82d949f1055f9ec

(this sample)

  
Delivery method
Distributed via web download

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