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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545
SHA3-384 hash: a37ce0397edf27b0e6a9da544e07e80e7800f5757e932aede42d6ef2427da23d436bf5c4a9b6eeff9bcaf6f682806104
SHA1 hash: 4c4d8ddc6afce07f623b256fb21638cbdbd16144
MD5 hash: 54e257b56a256a2f1b062d2cebda6b2d
humanhash: india-mirror-cup-happy
File name:specifications.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'013'848 bytes
First seen:2024-06-14 06:39:35 UTC
Last seen:2024-06-18 13:36:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7ed0d71376e55d58ab36dc7d3ffda898 (136 x GuLoader, 28 x RemcosRAT, 23 x AgentTesla)
ssdeep 24576:/4ezTAAfvu9z/4Jy7WjTfmzKnsWhegcKyJI:/4WAAfIgNjT+KnsWhegcXG
Threatray 502 similar samples on MalwareBazaar
TLSH T16525D0AA30657999F8EF02364B8B93276250FEB72413914922903F3FB63D745DD3C5A2
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)
File icon (PE):PE icon
dhash icon 5331f0cce2f0f0f3 (2 x GuLoader, 2 x AgentTesla, 1 x Formbook)
Reporter lowmal3
Tags:AgentTesla exe signed

Code Signing Certificate

Organisation:Nonimbricately
Issuer:Nonimbricately
Algorithm:sha256WithRSAEncryption
Valid from:2024-02-15T04:24:14Z
Valid to:2027-02-14T04:24:14Z
Serial number: 283c4aba7c430187b639c0c925597cb7befb283f
Thumbprint Algorithm:SHA256
Thumbprint: 57a6c3e2290ba9dbd383f3ccf1f94e602ee30b60fe34dd417f4eb8824dae3e8e
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
5
# of downloads :
390
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545.exe
Verdict:
Malicious activity
Analysis date:
2024-06-14 06:44:32 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4e14d146-de00-4d53-823d-8d241a3e92be

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Rogue.0hr.20240613-1938.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=666be639da26254765604c46win10vpnfull_triage
Tags:
Encryption Execution Generic Static Heur
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file
Launching a process
Running batch commands
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bb7d12c9-62ec-4a2a-b502-e15c9256a9bc
Result
Threat name:
AgentTesla, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1457071
Signature
AI detected suspicious sample
Found suspicious powershell code related to unpacking or dynamic code loading
Installs a global keyboard hook
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
Powershell drops PE file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Wab/Wabmig Unusual Parent Or Child Processes
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1457071 Sample: specifications.exe Startdate: 14/06/2024 Architecture: WINDOWS Score: 100 38 www.lasji.net 2->38 40 mail.defenber.com 2->40 42 2 other IPs or domains 2->42 50 Multi AV Scanner detection for dropped file 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 Yara detected GuLoader 2->54 56 5 other signatures 2->56 10 specifications.exe 4 33 2->10         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\millionren.Non, ASCII 10->32 dropped 66 Suspicious powershell command line found 10->66 14 powershell.exe 20 10->14         started        signatures6 process7 file8 34 C:\Users\user\AppData\...\specifications.exe, PE32 14->34 dropped 36 C:\...\specifications.exe:Zone.Identifier, ASCII 14->36 dropped 68 Obfuscated command line found 14->68 70 Writes to foreign memory regions 14->70 72 Found suspicious powershell code related to unpacking or dynamic code loading 14->72 74 Powershell drops PE file 14->74 18 wab.exe 16 9 14->18         started        22 conhost.exe 14->22         started        24 cmd.exe 1 14->24         started        signatures9 process10 dnsIp11 44 defenber.com 185.99.1.3, 49713, 587 GLOBALHOST-BOSNIA-ASBA Bosnia and Herzegowina 18->44 46 api.ipify.org 104.26.13.205, 443, 49712 CLOUDFLARENETUS United States 18->46 48 www.lasji.net 114.115.154.226, 49711, 80 CHINA169-BJChinaUnicomBeijingProvinceNetworkCN China 18->48 58 Tries to steal Mail credentials (via file / registry access) 18->58 60 Tries to harvest and steal ftp login credentials 18->60 62 Tries to harvest and steal browser information (history, passwords, etc) 18->62 64 Installs a global keyboard hook 18->64 26 cmd.exe 1 18->26         started        signatures12 process13 process14 28 conhost.exe 26->28         started        30 reg.exe 1 1 26->30         started       
Score:
96%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2024-06-13 10:45:39 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j2mezau56vwx5qiizqm7gak6hq42wcyp3sprd2xo5s4r2us5wvcq._file
Verdict:
malicious
Similar samples:
2051138003c024d619292ea1a12d0b813946bc88d885d8a1c49478804acb2d92
AgentTesla
3e3ac1d0d519e933394b3c728713b102b9ca63d57bc2427591f4fccf0c9c012a
AgentTesla
976be3f04529b328e1fa9b0f173924c2a0dd3296734eb20fcd922b3171e5a547
AgentTesla
d0162a86e38114d2aeb0530bfca4d939cd4d15e5cc35d50cb64c20123f0f3204
AgentTesla
d220538747164b56b83a6f324adae9b05a1d64a861ddb512c6139a12ca6c31a8
AgentTesla
ebe9964a660c6c7257506706957f6206903770579c92af9d0f0ae7f13f9676e1
AgentTesla
+ 492 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution persistence
Link:
https://tria.ge/reports/240614-he8bwayelg/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Command and Scripting Interpreter: PowerShell
Unpacked files
SH256 hash:
4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545
MD5 hash:
54e257b56a256a2f1b062d2cebda6b2d
SHA1 hash:
4c4d8ddc6afce07f623b256fb21638cbdbd16144
Link:
https://www.unpac.me/results/a3c091a0-b134-40ca-a9af-78726b9893e8/
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/4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545

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:NSIS_April_2024
Create hunting rule
Author:NDA0N
Description:Detects NSIS installers
Rule name:PE_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.

Malspam

AgentTesla

Executable exe 4e984c829df56d7ec108cc19f3015e3c39ab0b0fdc9f11eaeeecb91d525db545

(this sample)

  
Delivery method
Distributed via e-mail attachment

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