MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 047b3ea88d541761eaf642fef56127bbe2e493f7e9eef3d93c363a8a2d542540. 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: 18


Intelligence 18 IOCs YARA 5 File information Comments 1

SHA256 hash: 047b3ea88d541761eaf642fef56127bbe2e493f7e9eef3d93c363a8a2d542540
SHA3-384 hash: ef58999258f0253fe3428b3eb30871f37e7715739371842e2fbc978eb834c9dee1574f214324a7d4257a32214a046471
SHA1 hash: 1df6143e16d898d6ef125ab5da86a8db2cf58fbb
MD5 hash: d51b5aa65f6e45583e937d4393ff7fe0
humanhash: fish-oscar-freddie-oranges
File name:oo.exe
Download: download sample
Signature AgentTesla
File size:243'200 bytes
First seen:2023-09-07 13:40:47 UTC
Last seen:2023-10-12 12:18:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:8csBAUKbuAeHpcp73w2bowrvdN51TCvUW:KbKV2cZ3w2blFN51Q
Threatray 5'590 similar samples on MalwareBazaar
TLSH T1E934ED437E48EB11D6583D3B82EF6C2453F2A4C70673924BAF48AEA529513436D6E33C
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter pr0xylife
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
289
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
oo.exe
Verdict:
Malicious activity
Analysis date:
2023-09-07 13:43:50 UTC
Tags:
stealer agenttesla

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

Behaviour
Using the Windows Management Instrumentation requests
Reading critical registry keys
Creating a window
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control greyware hacktool lolbin packed packed replace
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:
96 / 100
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2023-09-05 20:00:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_office_path
outlook_win_path
Accesses Microsoft Outlook profiles
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
047b3ea88d541761eaf642fef56127bbe2e493f7e9eef3d93c363a8a2d542540
MD5 hash:
d51b5aa65f6e45583e937d4393ff7fe0
SHA1 hash:
1df6143e16d898d6ef125ab5da86a8db2cf58fbb
Detections:
AgentTesla
Malware family:
AgentTesla.v4
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:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:NETexecutableMicrosoft
Author:malware-lu
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.

Comments



Avatar
commented on 2023-10-12 12:19:32 UTC

eml > url > JS > PS (2 URLs) > EXE (reverse b64 encoded)

b91a0e8bb394f4e4e3b85954e5b841f5 193.42.33.91_wood.txt

decoded:
d51b5aa65f6e45583e937d4393ff7fe0 193.42.33.91_wood.txt.exe