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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8690ab7ea4dbe67496c1648e55886c487fde8cfef4d67daa1454f2b368c568d0. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8690ab7ea4dbe67496c1648e55886c487fde8cfef4d67daa1454f2b368c568d0
SHA3-384 hash: 165538b30fe4e41910120112268dd9413beb751175ffa17ef8f216465947803fd28ee6915bdeac8ec97b85839d924156
SHA1 hash: 69c2d6d3515271436a53f9cc9df21abbcd54b29c
MD5 hash: 9be6f648f18e83754d2ef71868264de7
humanhash: cup-fillet-chicken-berlin
File name:validacao_residencia_subsidio_mobilidade_porto_santo - renovacao.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:234'760 bytes
First seen:2024-08-26 05:46:22 UTC
Last seen:2024-08-26 06:24:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 17b7d61bda0f7478e36d9ce3d4170680 (23 x GuLoader, 7 x AgentTesla, 6 x njrat)
ssdeep 6144:NiucV673sPAZYb91kb9biISE812LWz/gCLLCbsz:NiuL3sPAZsQbiIST3/gCvCbs
Threatray 290 similar samples on MalwareBazaar
TLSH T18334122467E4D067D5D348B31EB75679DFF2A2985822056B6B306EAB3C11382CD0F27B
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) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter abuse_ch
Tags:AgentTesla exe signed

Code Signing Certificate

Organisation:Uneasinesses
Issuer:Uneasinesses
Algorithm:sha256WithRSAEncryption
Valid from:2023-12-04T09:16:06Z
Valid to:2026-12-03T09:16:06Z
Serial number: 3d58adc8fe8e6f533f88f0144bebf282b0a2eb73
Thumbprint Algorithm:SHA256
Thumbprint: 84fcc34136eb737407efc28ea7b831b3e150cfeeabec523ff61bd5d76801faaf
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
422
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
validacao_residencia_subsidio_mobilidade_porto_santo - renovacao.exe
Verdict:
Malicious activity
Analysis date:
2024-08-26 05:57:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a1093879-ac9a-48e7-b705-d87820b547c6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.FileRepMalware.24148.8310.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cc16dbe7ff3f5a063bf9f5
Tags:
Encryption Execution Network Static Malware
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Delayed reading of the file
Creating a file in the %AppData% subdirectories
Searching for the Windows task manager window
Running batch commands
Creating a process with a hidden window
Verdict:
Malicious
Labled as:
Tedy.Generic
Link:
https://www.hybrid-analysis.com/sample/8690ab7ea4dbe67496c1648e55886c487fde8cfef4d67daa1454f2b368c568d0
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/9790335a-3844-4f59-9536-1e74018efa3d
Result
Threat name:
GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1498871
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Mass process execution to delay analysis
Multi AV Scanner detection for submitted file
Obfuscated command line found
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1498871 Sample: validacao_residencia_subsid... Startdate: 26/08/2024 Architecture: WINDOWS Score: 88 41 tse1.mm.bing.net 2->41 43 ax-0001.ax-msedge.net 2->43 47 Antivirus / Scanner detection for submitted sample 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 Yara detected GuLoader 2->51 53 4 other signatures 2->53 8 validacao_residencia_subsidio_mobilidade_porto_santo - renovacao.exe 3 98 2->8         started        signatures3 process4 file5 35 C:\Users\user\...behaviorgraphrundene204.Mic, DOS 8->35 dropped 37 C:\Users\user\AppData\Local\...\nsExec.dll, PE32 8->37 dropped 39 C:\Users\user\AppData\Local\...\System.dll, PE32 8->39 dropped 55 Obfuscated command line found 8->55 12 cmd.exe 1 8->12         started        14 cmd.exe 1 8->14         started        16 cmd.exe 1 8->16         started        18 279 other processes 8->18 signatures6 process7 dnsIp8 21 conhost.exe 12->21         started        23 conhost.exe 14->23         started        25 conhost.exe 16->25         started        45 ax-0001.ax-msedge.net 150.171.27.10, 443, 49732, 49733 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 18->45 27 conhost.exe 18->27         started        29 conhost.exe 18->29         started        31 conhost.exe 18->31         started        33 266 other processes 18->33 process9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8690ab7ea4dbe67496c1648e55886c487fde8cfef4d67daa1454f2b368c568d0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8690ab7ea4dbe67496c1648e55886c487fde8cfef4d67daa1454f2b368c568d0/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2024-05-14 17:21:45 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q2ikw7ve3pthjfwbmshflcdmjb755dh66tlh3kquktzlg2gfndia._file
Verdict:
malicious
Similar samples:
32883afd0410e52fc37db4542aa257522a4ee915eb8711298029ca499b637282
AgentTesla
645b98270881eaf3a2bd41ac4caf83443feef9090366e61168fe0d2a75963093
AgentTesla
7e7a55a8c34aa6adce1e64e519b1f0bfd7f82237fd0a3097f015fb184865ccfb
AgentTesla
b9b78528efaa39eda121c478cdae30464f3f3046efbf13905e29d19fbf5373b1
AgentTesla
+ 280 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla credential_access discovery keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240826-ggvywszbrq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Loads dropped DLL
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7c1c7ed8-b6d9-4d46-86e0-3d4ae4b0698e
Unpacked files
SH256 hash:
5494025d21648fdb824a9f4c66d539b17283c7301bb1acbce62af8445173eee1
MD5 hash:
635a4d7f264997f031324ffb27c7abae
SHA1 hash:
99e86ddd2c896790dc4273b37bcb1d7d8ec2c390
Link:
https://www.unpac.me/results/456d87dd-9b76-4a6f-87d3-955eb9a156c9/
SH256 hash:
852047023ba0cae91c7a43365878613cfb4e64e36ff98c460e113d5088d68ef5
MD5 hash:
be2621a78a13a56cf09e00dd98488360
SHA1 hash:
75f0539dc6af200a07cdb056cddddec595c6cfd2
Link:
https://www.unpac.me/results/456d87dd-9b76-4a6f-87d3-955eb9a156c9/
SH256 hash:
d1598ff69dffada008b80dc853f1ad043a343c3709155bbabd9c99d29e8b7702
MD5 hash:
d02dd688e9d32ec04300a04e49a1860c
SHA1 hash:
85be0111573fd80a0a0b782b319eed88cb3ecc97
Link:
https://www.unpac.me/results/456d87dd-9b76-4a6f-87d3-955eb9a156c9/
SH256 hash:
8690ab7ea4dbe67496c1648e55886c487fde8cfef4d67daa1454f2b368c568d0
MD5 hash:
9be6f648f18e83754d2ef71868264de7
SHA1 hash:
69c2d6d3515271436a53f9cc9df21abbcd54b29c
Link:
https://www.unpac.me/results/456d87dd-9b76-4a6f-87d3-955eb9a156c9/
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/8690ab7ea4dbe67496c1648e55886c487fde8cfef4d67daa1454f2b368c568d0

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_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDiskFreeSpaceW
KERNEL32.dll::GetCommandLineW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::GetWindowsDirectoryW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuW
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::OpenClipboard
USER32.dll::PeekMessageW
USER32.dll::CreateWindowExW

Comments