MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868. 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: 19


Intelligence 19 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868
SHA3-384 hash: ea7232394f7d46a68d31b69fbc24da1d2d004a6ad1190727c49b12829edab10620f67715859174fcda8829b50f9e5dc5
SHA1 hash: 5d2eb50381e5145faa3a22a6bdda44306be94eb2
MD5 hash: f6f9044f4bcbe11adb6e2a802e58b037
humanhash: xray-nineteen-golf-oxygen
File name:DHL AWB Docs30724 PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:2'382'848 bytes
First seen:2024-07-30 14:14:30 UTC
Last seen:2024-07-30 15:33:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 18cd531cc44c9bf7f4a78c62c15c1c41 (9 x SnakeKeylogger, 6 x AgentTesla, 3 x Formbook)
ssdeep 49152:4WiP0wV0hJ5VGx6ODJ1+fEtWX33oG1SdFoN:SVUccab3
Threatray 3'864 similar samples on MalwareBazaar
TLSH T12CB5C015E3E802A4D47BC630CA299733D7B0B4592734D68B0A49D7462FF3AA19B7F712
TrID 72.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
13.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
2.5% (.EXE) OS/2 Executable (generic) (2029/13)
2.5% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
405
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
DHL AWB Docs30724 PDF.exe
Verdict:
Malicious activity
Analysis date:
2024-07-30 14:17:02 UTC
Tags:
agenttesla stealer evasion ftp
Link:
https://app.any.run/tasks/78b927a1-bf32-4324-a6c0-07431151f5a6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66a8f56a9d47c7700ac5f9b4
Tags:
Discovery Execution Generic Infostealer Network Static Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a process with a hidden window
Launching a process
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Reading critical registry keys
Connection attempt to an infection source
Creating a window
Stealing user critical data
Query of malicious DNS domain
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint hacktool lolbin masquerade microsoft_visual_cc packed regedit remote shell32
Link:
https://www.filescan.io/uploads/66a8f5679149fd55f9927770/reports/d3a60dae-db1a-46cb-aed3-f39b2d6501cc/overview
Verdict:
Malicious
Labled as:
Win64/GenKryptik.GZZF trojan
Link:
https://www.hybrid-analysis.com/sample/604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1212e483-b2f6-4387-9ed1-e2ed2dd07fb1
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1484701
Signature
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1484701 Sample: DHL AWB Docs30724 PDF.exe Startdate: 30/07/2024 Architecture: WINDOWS Score: 100 23 inhanoi.net.vn 2->23 25 api.ipify.org 2->25 31 Multi AV Scanner detection for domain / URL 2->31 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 6 other signatures 2->37 8 DHL AWB Docs30724 PDF.exe 1 2->8         started        signatures3 process4 signatures5 39 Writes to foreign memory regions 8->39 41 Allocates memory in foreign processes 8->41 43 Adds a directory exclusion to Windows Defender 8->43 45 Injects a PE file into a foreign processes 8->45 11 CasPol.exe 15 4 8->11         started        15 powershell.exe 23 8->15         started        17 conhost.exe 8->17         started        process6 dnsIp7 27 inhanoi.net.vn 45.252.248.26, 21, 49711 AZDIGI-AS-VNAZDIGICorporationVN Viet Nam 11->27 29 api.ipify.org 172.67.74.152, 443, 49710 CLOUDFLARENETUS United States 11->29 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->49 51 Tries to steal Mail credentials (via file / registry access) 11->51 55 2 other signatures 11->55 53 Loading BitLocker PowerShell Module 15->53 19 WmiPrvSE.exe 15->19         started        21 conhost.exe 15->21         started        signatures8 process9
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868/
Threat name:
Win64.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-07-30 08:38:13 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mbg7hde7j5vrebs7eaudo3e5bmrzhkkizkvo5cvlgco4lbrpvbua._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868
AgentTesla
6c721f64b26bc43ddb3cf84cdc213f3cec242df25c73bbb61ec3615fa7a5ffac
AgentTesla
cfb726571d47ccf60b79e6d6ef9b0dc411035ac7f63a691bae6141a7ce42ab4c
AgentTesla
e7fe3ed16609a8676cb027f580458de1650a623751805982634e17626c941435
AgentTesla
f76f9b85df2ba8850bec058164d2c752c8fd8ef0f1bcffd793e5f453d8a839bb
AgentTesla
+ 3'854 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla credential_access discovery execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240730-rkj1xatapk/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in System32 directory
Suspicious use of SetThreadContext
Looks up external IP address via web service
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
Command and Scripting Interpreter: PowerShell
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/2401cab7-b010-4d40-b1a2-d19d4ecb95cb
Unpacked files
SH256 hash:
604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868
MD5 hash:
f6f9044f4bcbe11adb6e2a802e58b037
SHA1 hash:
5d2eb50381e5145faa3a22a6bdda44306be94eb2
Link:
https://www.unpac.me/results/9b97de6e-0c61-420e-968d-7974cf84d466/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/604df38c9f4f/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/604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Malspam

AgentTesla

Executable exe 604df38c9f4f6b12065f2028376c9d0b2393a948caaaee8aab309dc5862fa868

(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_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::CreateWellKnownSid
ADVAPI32.dll::RevertToSelf
ADVAPI32.dll::GetSecurityDescriptorLength
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetWindowsAccountDomainSid
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
ADVAPI32.dll::SetThreadToken
KERNEL32.dll::VirtualAllocExNuma
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::FreeConsole
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleWindow
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueW
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptDestroyKey
bcrypt.dll::BCryptGenerateSymmetricKey
bcrypt.dll::BCryptGenRandom
bcrypt.dll::BCryptOpenAlgorithmProvider
bcrypt.dll::BCryptCloseAlgorithmProvider
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyExW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryInfoKeyW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW

Comments