MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd
SHA3-384 hash: 0ddc1c692877efeb550a72164a749639e7e29d12a7d6bb2474dc5c99447bf1ec9b1848f4b082f6c5782c92060f087361
SHA1 hash: c123e670657557f70750cad0a5578bb3f57c8faf
MD5 hash: 9ffcde5e6757f275fa89ab8b6ef21973
humanhash: uniform-sodium-mountain-west
File name:DHL_INVOICE_DOCUMENT_73835665756_6884983743_PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:665'088 bytes
First seen:2024-06-18 09:35:42 UTC
Last seen:2024-06-18 10:30:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:PFIsPAi3LmOKGB97zHBZOaken9S1Uduo14HMQkQbnGvbxp0A7+aq:tIKdaOKmfOjS9M+ucMyLv0
Threatray 2'109 similar samples on MalwareBazaar
TLSH T12FE4120236FD9B6DE5F983F9C0B940011FF5BA2A6122E69D8CC261DE19A3F105723E57
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)
Reporter abuse_ch
Tags:AgentTesla DHL exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
350
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd.exe
Verdict:
Malicious activity
Analysis date:
2024-06-18 09:55:43 UTC
Tags:
smtp exfiltration stealer agenttesla
Link:
https://app.any.run/tasks/6f2e8487-0823-485a-9cc4-8bb0165ab091

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.7994.23194.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6671567d89a0563951fc5c03win7simulatehigh_evasion
Tags:
Banker Encryption Execution Generic Network Static Msil Dexter
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
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Connection attempt
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade packed vbnet
Link:
https://www.filescan.io/uploads/6671550a0bf5978c0b103d0f/reports/0ee90fa2-d337-4119-a87f-2bf46af529e0/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd
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/3b98caf1-23f9-4c0a-8016-598e47ccfa98
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1458790
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.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
Initial sample is a PE file and has a suspicious name
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1458790 Sample: DHL_INVOICE_DOCUMENT_738356... Startdate: 18/06/2024 Architecture: WINDOWS Score: 100 46 mail.inducolma.com.co 2->46 48 inducolma.com.co 2->48 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Sigma detected: Scheduled temp file as task from temp location 2->56 58 11 other signatures 2->58 8 DHL_INVOICE_DOCUMENT_73835665756_6884983743_PDF.exe 7 2->8         started        12 lNUAsKQAflDtW.exe 5 2->12         started        signatures3 process4 file5 38 C:\Users\user\AppData\...\lNUAsKQAflDtW.exe, PE32 8->38 dropped 40 C:\...\lNUAsKQAflDtW.exe:Zone.Identifier, ASCII 8->40 dropped 42 C:\Users\user\AppData\Local\...\tmp8636.tmp, XML 8->42 dropped 44 DHL_INVOICE_DOCUME...4983743_PDF.exe.log, ASCII 8->44 dropped 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->60 62 Uses schtasks.exe or at.exe to add and modify task schedules 8->62 64 Adds a directory exclusion to Windows Defender 8->64 14 DHL_INVOICE_DOCUMENT_73835665756_6884983743_PDF.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        26 2 other processes 8->26 66 Multi AV Scanner detection for dropped file 12->66 68 Machine Learning detection for dropped file 12->68 70 Injects a PE file into a foreign processes 12->70 22 lNUAsKQAflDtW.exe 12->22         started        24 schtasks.exe 12->24         started        signatures6 process7 dnsIp8 50 inducolma.com.co 190.8.176.107, 49715, 49718, 587 ColombiaHostingCO Colombia 14->50 72 Installs a global keyboard hook 14->72 74 Loading BitLocker PowerShell Module 18->74 28 conhost.exe 18->28         started        30 WmiPrvSE.exe 18->30         started        32 conhost.exe 20->32         started        76 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->76 78 Tries to steal Mail credentials (via file / registry access) 22->78 80 Tries to harvest and steal ftp login credentials 22->80 82 Tries to harvest and steal browser information (history, passwords, etc) 22->82 34 conhost.exe 24->34         started        36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-06-18 04:50:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hsellldd7cjehrlv4wjynyx5sjf5s7vyb77byllvgicz7qkvm3oq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
268c36f27645590a64c285888fa50d84b06183a27f4c92d598f269790286253a
AgentTesla
3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd
AgentTesla
50493a0bad941676566a58131684cefe655e9913366257e8f25092f0914eb3fa
AgentTesla
57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee
AgentTesla
a44cc5b971dcc6bb80c84e850b2529ef6f3e78cc24ce574ae3d2daacc8b9ea51
AgentTesla
+ 2'099 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240618-lkxzwasamq/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0d44b093-740e-4a6e-a930-0423d455ead9
Unpacked files
SH256 hash:
1c9c7c75595629165091902582c922483a54e1b7e5737dc5a7a9a7e4fd31bdab
MD5 hash:
68be3c67cde571dc9bdcd2bb617a5a21
SHA1 hash:
bbbcead759b29bfaa6363fac68cba320711a2678
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/9a3ddeaa-2099-4abb-8c93-04fcdd0ad6c4/
Parent samples :
395a45f3510c96310eeb7974a52fd3966ae43142a9bb26f60f8d773ac88cfa38
a4bb6414cb7d0a37ed6b06994e516b00793e32eaceba2af7a3e638a4832cc07b
3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd
ac7341ace222bc469a357f03c99f5bb261e4119f19650fd71aeae73dc0815340
SH256 hash:
c4b12039bfed4c8bbb9d1376004da60480e49a379a84c9e60565bbd5caef07b2
MD5 hash:
144f7fcaaa3b81b0a3706203a7f1add8
SHA1 hash:
4bc14913fd448b4a2664e1e9ba664a1c6e9a9194
Link:
https://www.unpac.me/results/9a3ddeaa-2099-4abb-8c93-04fcdd0ad6c4/
SH256 hash:
ecf1257cb2839319c722daf5323ba2ed7060368b46f84610b6b6823323297826
MD5 hash:
cba51dcdec84ac14ce1eaf2ede86f28b
SHA1 hash:
2e77e64525600817d96b4d9c497135c989e608ee
Link:
https://www.unpac.me/results/9a3ddeaa-2099-4abb-8c93-04fcdd0ad6c4/
SH256 hash:
1e66d5404b80f6a3aaa5b839182a636955149d5476d044a7a02636b04ba47104
MD5 hash:
7b9aaa4bf9d8997e121e350fc61762c4
SHA1 hash:
0387b82d6e0ad9268076bcbc9d1f7017008206e8
Link:
https://www.unpac.me/results/9a3ddeaa-2099-4abb-8c93-04fcdd0ad6c4/
SH256 hash:
3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd
MD5 hash:
9ffcde5e6757f275fa89ab8b6ef21973
SHA1 hash:
c123e670657557f70750cad0a5578bb3f57c8faf
Link:
https://www.unpac.me/results/9a3ddeaa-2099-4abb-8c93-04fcdd0ad6c4/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3c88b5ac63f8/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/3c88b5ac63f89243c575e59386e2fd924bd97eb80ffe1c2d7532059fc15566dd

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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