MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0d89f9c07d7604f3ca0f4949f17613d6b09a8445b8459e4fd57f0e10fe465ed0. 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: 20


Intelligence 20 IOCs YARA 21 File information Comments

SHA256 hash: 0d89f9c07d7604f3ca0f4949f17613d6b09a8445b8459e4fd57f0e10fe465ed0
SHA3-384 hash: e6137565a453f29e22298447efd126b711dd1a7266442ba7a411fccaddf92bc86e353285afc6af54ac2a6a5efe07bd62
SHA1 hash: 0c7ca395f8a439cfd6001d6d6b9224ac23f82c88
MD5 hash: c0b9ff48615c0d13d454091b13eff54a
humanhash: failed-may-sink-mango
File name:SOA APR-MAY 2024.exe
Download: download sample
Signature AgentTesla
File size:885'768 bytes
First seen:2024-06-03 04:04:00 UTC
Last seen:2024-06-04 08:11:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:1MYedeaN5icFJHe0V/QFLmvl7V8x2Y2JgEUo:1MYe5N5icFdZZvl7ix2Y2JZ
TLSH T11F15DF00F3E83E5BE6BB89B98234911947F57996709FD2CC1CD064DE8ED9B410B6326B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon cca6032939292d92 (16 x AgentTesla, 8 x Formbook, 2 x Loki)
Reporter koluke
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
6
# of downloads :
408
Origin country :
JP JP
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
0d89f9c07d7604f3ca0f4949f17613d6b09a8445b8459e4fd57f0e10fe465ed0.exe
Verdict:
Malicious activity
Analysis date:
2024-06-03 04:06:51 UTC
Tags:
evasion smtp exfiltration stealer agenttesla

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
Banker Encryption Execution Network Static Heur Dexter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a window
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Sending an HTTP GET request
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed vbnet
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
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
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1450753 Sample: SOA APR-MAY 2024.exe Startdate: 03/06/2024 Architecture: WINDOWS Score: 100 61 mail.formosabag.co.id 2->61 63 api.ipify.org 2->63 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Sigma detected: Scheduled temp file as task from temp location 2->73 75 13 other signatures 2->75 8 SOA APR-MAY 2024.exe 7 2->8         started        12 xVclFITYpVbZ.exe 2->12         started        14 YxAesh.exe 2->14         started        16 YxAesh.exe 2->16         started        signatures3 process4 file5 57 C:\Users\user\AppData\...\xVclFITYpVbZ.exe, PE32 8->57 dropped 59 C:\Users\user\AppData\Local\...\tmp3AC0.tmp, XML 8->59 dropped 91 Adds a directory exclusion to Windows Defender 8->91 93 Injects a PE file into a foreign processes 8->93 18 SOA APR-MAY 2024.exe 16 5 8->18         started        23 powershell.exe 23 8->23         started        35 2 other processes 8->35 95 Multi AV Scanner detection for dropped file 12->95 97 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->97 99 Machine Learning detection for dropped file 12->99 25 xVclFITYpVbZ.exe 12->25         started        27 schtasks.exe 12->27         started        29 YxAesh.exe 14->29         started        37 2 other processes 14->37 31 YxAesh.exe 16->31         started        33 schtasks.exe 16->33         started        signatures6 process7 dnsIp8 65 mail.formosabag.co.id 122.102.44.2, 49737, 49740, 49742 HYPERNET-AS-IDPTHIPERNETINDODATAID Indonesia 18->65 67 api.ipify.org 104.26.12.205, 443, 49735, 49739 CLOUDFLARENETUS United States 18->67 53 C:\Users\user\AppData\Roaming\...\YxAesh.exe, PE32 18->53 dropped 55 C:\Users\user\...\YxAesh.exe:Zone.Identifier, ASCII 18->55 dropped 77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->77 79 Tries to steal Mail credentials (via file / registry access) 18->79 81 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->81 83 Loading BitLocker PowerShell Module 23->83 39 conhost.exe 23->39         started        41 WmiPrvSE.exe 23->41         started        43 conhost.exe 27->43         started        85 Tries to harvest and steal ftp login credentials 31->85 87 Tries to harvest and steal browser information (history, passwords, etc) 31->87 89 Installs a global keyboard hook 31->89 45 conhost.exe 33->45         started        47 conhost.exe 35->47         started        49 conhost.exe 35->49         started        51 conhost.exe 37->51         started        file9 signatures10 process11
Threat name:
ByteCode-MSIL.Trojan.LokiBot
Status:
Malicious
First seen:
2024-06-03 03:02:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla_v4 agenttesla
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla execution keylogger persistence spyware stealer trojan
Behaviour
Creates scheduled task(s)
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
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
AgentTesla
Unpacked files
SH256 hash:
4ed3b0a80feebddd6441815ea99334d7eab55813713a9aa2953412b767405bb8
MD5 hash:
e472f83fa7fb92da892e8ebda9d92112
SHA1 hash:
af8477c3b9530134042aed375122d395d91879e8
SH256 hash:
c396449be11ce1112f6467695bd27b53167dfddba786af1a89aea5383651b4fa
MD5 hash:
ffb13b2e7e44fe2f0046fe935c34e5e9
SHA1 hash:
70762cffccd7036043350df1f3d178ce3a6f67bd
SH256 hash:
9bdc5836cb33957f37940e150a4248495146ae6ad221e64525f3e1d0441bac2d
MD5 hash:
b58a012fadaf5474375f2d0923126299
SHA1 hash:
6fbd9f7da08aaf4ebe76b0d92c45b998f64d0a0a
Detections:
AgentTesla win_agent_tesla_g2 INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Agenttesla_type2 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
55729815a6ad44739f2af0c7a7096f4153fcc109d440f23d0d609065e96b625e
MD5 hash:
82a8fdab718d8d9c1c82472293a72e3d
SHA1 hash:
042c0d08baf858128d32c01476380e142891456e
SH256 hash:
0d89f9c07d7604f3ca0f4949f17613d6b09a8445b8459e4fd57f0e10fe465ed0
MD5 hash:
c0b9ff48615c0d13d454091b13eff54a
SHA1 hash:
0c7ca395f8a439cfd6001d6d6b9224ac23f82c88
Detections:
INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
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:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:pe_imphash
Rule name:PE_Potentially_Signed_Digital_Certificate
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Generic_Threat_9f4a80b2
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information


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

Malspam

AgentTesla

Executable exe 0d89f9c07d7604f3ca0f4949f17613d6b09a8445b8459e4fd57f0e10fe465ed0

(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 (HIGH_ENTROPY_VA)high

Comments