MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 624521946eedcf0033a4fb1dec2206d2849c7c98a76650f73a95d0f4106de4df. 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: 17


Intelligence 17 IOCs YARA 21 File information Comments

SHA256 hash: 624521946eedcf0033a4fb1dec2206d2849c7c98a76650f73a95d0f4106de4df
SHA3-384 hash: df6a1d8489a15f0eacdd9be8997bbfe7b8dc0a2c8b5e027002f511db9c2e4076d5e6433ffa572921abdf680f2a5800af
SHA1 hash: c901d0b736cb5fc470059d349537f2cc0adb4bbb
MD5 hash: 1edcdbaddc6f50fb15abbb3555837349
humanhash: thirteen-johnny-nevada-sodium
File name:Statement of account.exe
Download: download sample
Signature AgentTesla
File size:1'364'488 bytes
First seen:2024-05-10 08:17:30 UTC
Last seen:2024-05-10 08:32:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:7ZCD65oHRKSjl24b9YGvU5H6RrhJIn3XXXXX3XXXXXXX3F33XXXXX3XXXXXXX3d9:t5oxVjTGG2H6RlJs
Threatray 4'177 similar samples on MalwareBazaar
TLSH T12A553998335C71AEDCDBC2309D695C1A96BC786B530F631747276EB89D4DA62EF000A3
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 a282b28a82c26ab2 (4 x AgentTesla)
Reporter cocaman
Tags:AgentTesla exe payment

Intelligence


File Origin
# of uploads :
2
# of downloads :
322
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
Statement of account.exe
Verdict:
Malicious activity
Analysis date:
2024-05-09 12:11:01 UTC
Tags:
smtp exfiltration stealer agenttesla

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
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
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
hook keylogger masquerade overlay packed
Result
Threat name:
AgentTesla, PureLog Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
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
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1439448 Sample: Statement of account.exe Startdate: 10/05/2024 Architecture: WINDOWS Score: 100 53 mail.cojosem.com 2->53 55 cojosem.com 2->55 57 bg.microsoft.map.fastly.net 2->57 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 Sigma detected: Scheduled temp file as task from temp location 2->65 67 12 other signatures 2->67 8 Statement of account.exe 7 2->8         started        12 ErcBKqYn.exe 5 2->12         started        14 boqXv.exe 2->14         started        16 boqXv.exe 2->16         started        signatures3 process4 file5 49 C:\Users\user\AppData\RoamingrcBKqYn.exe, PE32 8->49 dropped 51 C:\Users\user\AppData\Local\...\tmp94EB.tmp, XML 8->51 dropped 83 Writes to foreign memory regions 8->83 85 Allocates memory in foreign processes 8->85 87 Adds a directory exclusion to Windows Defender 8->87 18 RegSvcs.exe 1 4 8->18         started        23 powershell.exe 23 8->23         started        25 powershell.exe 23 8->25         started        27 schtasks.exe 1 8->27         started        89 Multi AV Scanner detection for dropped file 12->89 91 Machine Learning detection for dropped file 12->91 93 Injects a PE file into a foreign processes 12->93 29 RegSvcs.exe 12->29         started        31 schtasks.exe 12->31         started        33 conhost.exe 14->33         started        35 conhost.exe 16->35         started        signatures6 process7 dnsIp8 59 cojosem.com 174.142.95.75, 49705, 49707, 587 IWEB-ASCA Canada 18->59 47 C:\Users\user\AppData\Roaming\...\boqXv.exe, PE32 18->47 dropped 69 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->69 71 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->71 73 Loading BitLocker PowerShell Module 23->73 37 conhost.exe 23->37         started        39 WmiPrvSE.exe 23->39         started        41 conhost.exe 25->41         started        43 conhost.exe 27->43         started        75 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 29->75 77 Tries to steal Mail credentials (via file / registry access) 29->77 79 Tries to harvest and steal ftp login credentials 29->79 81 Tries to harvest and steal browser information (history, passwords, etc) 29->81 45 conhost.exe 31->45         started        file9 signatures10 process11
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2024-05-09 00:48:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla execution keylogger persistence spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Command and Scripting Interpreter: PowerShell
AgentTesla
Unpacked files
SH256 hash:
4909093c1045073940daf73778f88ce3e5d4dcbc0d69e3498ad4672c2e699013
MD5 hash:
28b43a10958caef0465f7b93be0a0d77
SHA1 hash:
9c85c1cb7f6face0a6c8d0a2d2314a99092d6554
SH256 hash:
cc0d194902503996eef0a5ae0560051a9f73464ba12000e779d6729c7159f56b
MD5 hash:
7a563591f95d2d658677182829ea9102
SHA1 hash:
43821a4a41aa985aa7ec349e8b4dbcb495d78260
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:
b61b329b3b25811b2848bf1bdce8a1ade665d37f651fbd5ba81db24645e40ffa
MD5 hash:
8b623647bfa41d6abdb48b28ef4d2a26
SHA1 hash:
1f0a34efe7de31997e5b624684fa895fb8bea41d
SH256 hash:
b9db206aee6cfb72ac1675f16160e876d3d59527e6ff1e24cfdfffbb464fc25f
MD5 hash:
1bb8679b730b1436fb22f735e9aaa39a
SHA1 hash:
0473aa890c57ffc3a00633f3b18ef7dd673a3c05
SH256 hash:
624521946eedcf0033a4fb1dec2206d2849c7c98a76650f73a95d0f4106de4df
MD5 hash:
1edcdbaddc6f50fb15abbb3555837349
SHA1 hash:
c901d0b736cb5fc470059d349537f2cc0adb4bbb
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 624521946eedcf0033a4fb1dec2206d2849c7c98a76650f73a95d0f4106de4df

(this sample)

  
Delivery method
Other

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