MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb57bf3906e35fa723bd56e5ba74138996ce7db73f1d6fd9cf18ac03f017b434. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fb57bf3906e35fa723bd56e5ba74138996ce7db73f1d6fd9cf18ac03f017b434
SHA3-384 hash: bb718defe3c671c95b0798ef6a27f67d3adf5a23be86c9d7677d48d64620c3b99ec46d0bebdf1a379920ffd30b4412d4
SHA1 hash: 950c941525f6fd970dc12b0a664bc928d77061cf
MD5 hash: 7bdfb54c733ab5621bf1cc30cf08ccc9
humanhash: earth-lima-apart-carbon
File name:SecuriteInfo.com.W32.AIDetectNet.01.2505.16923
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'060'864 bytes
First seen:2022-08-09 04:29:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:U/yKZ+uOOOgYGLW9uJhZ1Q7L3qL4qImtnkCZ9ZvGa5OHW:U/yK8uOOOgFLEO71Qf6rIykCBvGa5O
TLSH T10035024193996731C66A3BF9966CEE900BE36DD6703DDB283EC200F9223576211A4D7F
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.3% (.SCR) Windows screen saver (13101/52/3)
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)
File icon (PE):PE icon
dhash icon b2aeb8a0e8d48282 (6 x Loki, 5 x SnakeKeylogger, 4 x AgentTesla)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
286
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.2505.16923
Verdict:
Malicious activity
Analysis date:
2022-08-09 04:29:30 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/996b1b35-edee-49cc-be4f-c03c8f9f9692

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/297224/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.2505.16923.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a58d66fc-401b-4e78-866d-e5139c8ac310
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1048251
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Queries sensitive video device information (via WMI, Win32_VideoController, 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)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fb57bf3906e35fa723bd56e5ba74138996ce7db73f1d6fd9cf18ac03f017b434/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-09 02:30:54 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7nl36oig4np2oi55k3s3u5atrglm47nxh4ow7wopdcwah4axwq2a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220809-e4tcgachhj/
Behaviour
Suspicious behavior: EnumeratesProcesses
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
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
c75ccb1a5b4a0fc08251048105696b3b7eb8d270ad1317b5277a8dd8d37472b1
MD5 hash:
29adbabd1bd6f1b4905e8fbb404c4c0a
SHA1 hash:
9f3fb1a294c11a85ced4e05d8c555dc2598ea520
Link:
https://www.unpac.me/results/fe47ac91-59a3-436d-b7ab-d01e5a320074/
Parent samples :
718108fa6ed209c41519790279fa6e86ea7ac2de9bf48528c48f50f97602bf3b
4e2bdf836d194b0403c2692bd0f6d3f113eda05b3e6925c88e0e2d7899f2a595
42c62f61b68113876875636bdae131773cb34e6c0e6e656662ec68d8b34b0c13
ac6e353a17337ed2a5b17500d60f5c74c71d479fd88ce124f256fe09b1378798
e38b4383a70321dc1aa407523474413fe583399fe638aad66fe9113096a8b203
ec84bde980efa561e8c00450fc300a499497d96d5adb5d1d3d587f1ada6549dd
460a7bca0fd3387dfb440db9676a8d784894d9e4ec35c61e4866578bac46dd51
33688ef783b3f8913608927cc25e28bb4a7097a2636d734af213956c60178784
SH256 hash:
854ae0af5ffa8ad59e8d4352e2e725b90c2fc2cb6ba7cc73996985a45aeb46b9
MD5 hash:
957acaf34902774ff185f3dd0b6aa7b6
SHA1 hash:
8d69e9cce140179f055dbd08c0da9dcc3a798359
Link:
https://www.unpac.me/results/fe47ac91-59a3-436d-b7ab-d01e5a320074/
SH256 hash:
77bddd5ab7f31b17b7f46b7cb44c31f8f0aadcf1dcb715dd68e736c333d11cb8
MD5 hash:
9ded94e3d4a37c1493a06405893625c3
SHA1 hash:
484f00b42a9b986f4037643c88a2801bb57647d1
Link:
https://www.unpac.me/results/fe47ac91-59a3-436d-b7ab-d01e5a320074/
SH256 hash:
6f7d575e37ce699f66afcba0dbf44a9a0dd02f59b0002b9e31a6581ce6dd2cbb
MD5 hash:
92ba80692bca6e23842eec60f86d6a53
SHA1 hash:
3b2aad569a3943c5cd5bb415892262195d5f5d72
Link:
https://www.unpac.me/results/fe47ac91-59a3-436d-b7ab-d01e5a320074/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/fe47ac91-59a3-436d-b7ab-d01e5a320074/
SH256 hash:
fb57bf3906e35fa723bd56e5ba74138996ce7db73f1d6fd9cf18ac03f017b434
MD5 hash:
7bdfb54c733ab5621bf1cc30cf08ccc9
SHA1 hash:
950c941525f6fd970dc12b0a664bc928d77061cf
Link:
https://www.unpac.me/results/fe47ac91-59a3-436d-b7ab-d01e5a320074/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fb57bf3906e3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fb57bf3906e35fa723bd56e5ba74138996ce7db73f1d6fd9cf18ac03f017b434

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/297224/

Comments