MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments

SHA256 hash: b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400
SHA3-384 hash: 7659f96ee3291253fbb6ec2cac71e2fdbda728502bb76d7ec8ac9928514726c3b6ac79331022501d9a5ffd8f61c322ff
SHA1 hash: a238109aa3e263a68f34f7d839071b171a9e2ea3
MD5 hash: d213858844a285ec5ff701d1944fcb08
humanhash: speaker-winter-fanta-helium
File name:Purchase Order.exe
Download: download sample
Signature AgentTesla
File size:296'144 bytes
First seen:2023-03-10 13:00:57 UTC
Last seen:2023-03-10 14:02:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 429 x GuLoader)
ssdeep 6144:/Ya6xDVjBirWVG+LclaeDpkF+iUS7cdEuv4rQ3OPyoczdXWhrwxE:/YjkWVNLQyl7cdVv40OPdOWh8xE
Threatray 2'262 similar samples on MalwareBazaar
TLSH T15C54221537A6D1B7E0A35571AC793212BBF4FA2214B8B78707503B1A3D233E5E21D762
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
229
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order.exe
Verdict:
Malicious activity
Analysis date:
2023-03-10 13:03:28 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
75%
Tags:
comodo nemesis overlay packed remcos shell32.dll
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
Detected unpacking (creates a PE file in dynamic memory)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
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
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2023-03-10 03:12:05 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Executes dropped EXE
Loads dropped DLL
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:
e8f3bdd1929fe0e6e917684f464ede541aff790c8f018468f11212df677ae46f
MD5 hash:
42ca48a178228d4705d76f778827ebe9
SHA1 hash:
8124c7347121cd794f888c34556f228eea8475a5
SH256 hash:
9ccf52355950b5f34ac4e056267ed995e887d2b2367f24c6a8f75481bc47f209
MD5 hash:
f51d802fe50463c86411c768850bd48d
SHA1 hash:
0dab86eb24eea1bb5639cdd86af7f2873d31214c
SH256 hash:
b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400
MD5 hash:
d213858844a285ec5ff701d1944fcb08
SHA1 hash:
a238109aa3e263a68f34f7d839071b171a9e2ea3
Malware family:
AgentTesla
Verdict:
Malicious
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:cobalt_strike_tmp01925d3f
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pe_imphash
Rule name:shellcode
Author:nex
Description:Matched shellcode byte patterns
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 b615dca4688f4ba6b78943d1c7ec32422179b4a10337cff4dfd9b3fbe96f9400

(this sample)

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