MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91b7c84b45a9f74780aed5d551cf59b93e8d2ce469b69227d1cd4d7d90fb6c58. 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 2 File information Comments 1

SHA256 hash: 91b7c84b45a9f74780aed5d551cf59b93e8d2ce469b69227d1cd4d7d90fb6c58
SHA3-384 hash: dbc9ffe499911598a0988abb36dac199a0e5165814e330acd0bc5350f287c09abd2f890e34ce0ab0150069bbe13b715a
SHA1 hash: d03b42ff4fbedcf4464fe5d0ae63c70cd22b460f
MD5 hash: b5bb2601161911af5e73af89d2010875
humanhash: wolfram-friend-bakerloo-kitten
File name:b5bb2601161911af5e73af89d2010875
Download: download sample
Signature AgentTesla
File size:704'000 bytes
First seen:2023-04-18 06:57:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:wC2iJO0BLWwL/Gh6uldsyikb4U8asu1ymp3ld0AAx5Twib8M:wkI04YXulyyi4su1ympVd09b8
Threatray 2'102 similar samples on MalwareBazaar
TLSH T1F3E48C3D359F4262E17AC7738F93F020A3BD9827B21CFD2928E7158406D798B64D926D
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
288
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
payment 001.xls
Verdict:
Malicious activity
Analysis date:
2023-04-18 06:18:27 UTC
Tags:
exploit cve-2017-11882 loader

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

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed
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
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
May check the online IP address of the machine
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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2023-04-18 06:58:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
9 of 24 (37.50%)
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
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
AgentTesla
Unpacked files
SH256 hash:
9f457e38702873e2f7d839b309ca1a25a5529c9d56d22f56945cc5f94dc9549c
MD5 hash:
1bc937b174188686f93e4c4a2af930c8
SHA1 hash:
c8f85c93b647ebb2ab1b689160b996590e976711
Detections:
AgentTeslaXorStringsNet
SH256 hash:
ea8d4c91ec5bba5e1db6c17730d7ba5cdbb5ff3c1a777f70c90e91ce599d9b5d
MD5 hash:
27f5124bf8f451bca8d8a15c73c4f521
SHA1 hash:
5fd557e109b8fd1c3b362b64f0ba9f1600c07211
SH256 hash:
064a247323f2fbafe6789bbe393c343747ce994332a221bdff6568883af625bd
MD5 hash:
132943a5254db2b136580f3dcae87213
SHA1 hash:
055a931c29d28968b3b19e04001d07dd42e2d12c
SH256 hash:
91b7c84b45a9f74780aed5d551cf59b93e8d2ce469b69227d1cd4d7d90fb6c58
MD5 hash:
b5bb2601161911af5e73af89d2010875
SHA1 hash:
d03b42ff4fbedcf4464fe5d0ae63c70cd22b460f
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: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 91b7c84b45a9f74780aed5d551cf59b93e8d2ce469b69227d1cd4d7d90fb6c58

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-04-18 06:57:47 UTC

url : hxxp://192.3.202.72/ark.exe