MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b72487a2f51a4a471b67ab68705fdf4002afeeac6a931b7e066b1370bca37310. 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 6 File information Comments

SHA256 hash: b72487a2f51a4a471b67ab68705fdf4002afeeac6a931b7e066b1370bca37310
SHA3-384 hash: 404ebaa3c6bdf4faf4bcaa9e2a727ef5c951ed571be0b08656ea583820505f949342cc174f3262ce9834913bb3f58cc2
SHA1 hash: 0e42646e8aa60fe253f17a268dceb0422096c9b8
MD5 hash: cfd35c3baee4f885476d46b39d9131fd
humanhash: glucose-avocado-kitten-king
File name:whstsapp_image_25-01-2024_1000003670045.exe
Download: download sample
Signature AgentTesla
File size:1'101'896 bytes
First seen:2024-02-03 16:48:32 UTC
Last seen:2024-02-03 18:32:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:4FT5m/HeHwBntE3+61BtxeH93iNeGdKsN+HmYCn56LmKxz:4rm/7NtE3++vxeH1SXN+HDCn5o3F
Threatray 31 similar samples on MalwareBazaar
TLSH T158351206BA891752EC08E1B1E1FB193003E17DC35A73D2D53F08A39A2E917639DD6B5E
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 00be8323b233bac0 (79 x AgentTesla, 11 x Loki, 9 x DarkCloud)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
308
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
net_reactor overlay packed packed
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Check if machine is in data center or colocation facility
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 sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-02-01 04:34:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
AgentTesla
Malware Config
C2 Extraction:
https://discord.com/api/webhooks/1202330946817237022/1d5Ynow6yHbMqcRfr75qQjJVcSQnFlKpV4g5H2hHiKoRW33XeyZHnl-7hxdTf95oiy9f
Unpacked files
SH256 hash:
459b4453a75b7f85887eaeae26f4b602c4408605c9228b95d36e42d6558ad938
MD5 hash:
44768d60204551e68e4bbe1ef60501a0
SHA1 hash:
86356db086d7f2e5924bcb85517e0d7f7e3bbb64
Detections:
win_agent_tesla_g2 INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Agenttesla_type2 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL INDICATOR_SUSPICIOUS_EXE_DiscordURL INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
aab6562e8b2b0d0f91fb8feb539d373bb7f2cbac482e658a5c50bbde9c418e13
MD5 hash:
176a18a74f1d36b602e03ac382119f35
SHA1 hash:
7e13ee732c0c862c6a72630293dc87c7b0b78c67
SH256 hash:
b72487a2f51a4a471b67ab68705fdf4002afeeac6a931b7e066b1370bca37310
MD5 hash:
cfd35c3baee4f885476d46b39d9131fd
SHA1 hash:
0e42646e8aa60fe253f17a268dceb0422096c9b8
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:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Author:malware-lu
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:pe_imphash
Rule name:PE_Potentially_Signed_Digital_Certificate
Author:albertzsigovits
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.

Malspam

AgentTesla

Executable exe b72487a2f51a4a471b67ab68705fdf4002afeeac6a931b7e066b1370bca37310

(this sample)

  
Delivery method
Distributed via e-mail attachment

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