MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c91b31fb14eff751d72b07b53b3d1d71a63dce9cc61bbef4c939cbd671090585. 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: 18


Intelligence 18 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c91b31fb14eff751d72b07b53b3d1d71a63dce9cc61bbef4c939cbd671090585
SHA3-384 hash: e1f6ac42cd41138a11fc749efe20b38fda0d808bbc112d76066bba0b60376e32efdbd728421b5f90612903d89826a52f
SHA1 hash: 3db2cc9fcf8a6fa447ddee56aa3d956e842bf8d2
MD5 hash: f4eabab73b446adfecb71b0039ae4f3e
humanhash: finch-ceiling-hot-beryllium
File name:DHL Delivery Invoice.com
Download: download sample
Signature AgentTesla
Create hunting rule
File size:680'960 bytes
First seen:2024-11-13 07:22:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'648 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:cMyC3lNRW4sOx0Tip0NWy9LYhZbpJWjkL4msb1J4r5AZHD:cMyMR0m6h9LYpJWS4Ncr2J
Threatray 2'492 similar samples on MalwareBazaar
TLSH T1BFE412647958D622CAE907B55172D37A07B58D8DF436D3238FEEECEB3816706EA10243
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
Reporter abuse_ch
Tags:AgentTesla com DHL exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
435
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
DHL Delivery Invoice.com
Verdict:
Malicious activity
Analysis date:
2024-11-13 07:25:41 UTC
Tags:
evasion smtp exfiltration stealer agenttesla
Link:
https://app.any.run/tasks/fa1be0f8-a376-49e7-959a-bb35ec40d4a1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3113.13170.22969.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6735185e34b6906b3482826d
Tags:
agenttesla lien
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/673453d755ee3113ebe9de4a/reports/e0bc6744-8126-48e1-99f0-7ffe2f897842/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c91b31fb14eff751d72b07b53b3d1d71a63dce9cc61bbef4c939cbd671090585
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/df9ba17d-8d14-4f9f-82db-706ab74e2272
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1554923
Signature
.NET source code contains potential unpacker
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: 1554923 Sample: DHL Delivery Invoice.com.exe Startdate: 13/11/2024 Architecture: WINDOWS Score: 100 48 smtp.yandex.ru 2->48 50 smtp.yandex.com 2->50 52 api.ipify.org 2->52 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Sigma detected: Scheduled temp file as task from temp location 2->62 64 12 other signatures 2->64 8 DHL Delivery Invoice.com.exe 7 2->8         started        12 nyFlLTtkjK.exe 5 2->12         started        signatures3 process4 file5 40 C:\Users\user\AppData\...\nyFlLTtkjK.exe, PE32 8->40 dropped 42 C:\Users\...\nyFlLTtkjK.exe:Zone.Identifier, ASCII 8->42 dropped 44 C:\Users\user\AppData\Local\...\tmpD12B.tmp, XML 8->44 dropped 46 C:\Users\...\DHL Delivery Invoice.com.exe.log, ASCII 8->46 dropped 66 Adds a directory exclusion to Windows Defender 8->66 68 Injects a PE file into a foreign processes 8->68 14 DHL Delivery Invoice.com.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 21 8->20         started        22 schtasks.exe 1 8->22         started        70 Multi AV Scanner detection for dropped file 12->70 72 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->72 74 Machine Learning detection for dropped file 12->74 24 nyFlLTtkjK.exe 12->24         started        26 schtasks.exe 12->26         started        28 nyFlLTtkjK.exe 12->28         started        signatures6 process7 dnsIp8 54 smtp.yandex.ru 77.88.21.158, 49709, 49712, 49986 YANDEXRU Russian Federation 14->54 56 api.ipify.org 172.67.74.152, 443, 49707, 49711 CLOUDFLARENETUS United States 14->56 76 Installs a global keyboard hook 14->76 78 Loading BitLocker PowerShell Module 18->78 30 conhost.exe 18->30         started        32 WmiPrvSE.exe 18->32         started        34 conhost.exe 20->34         started        36 conhost.exe 22->36         started        80 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->80 82 Tries to steal Mail credentials (via file / registry access) 24->82 84 Tries to harvest and steal ftp login credentials 24->84 86 Tries to harvest and steal browser information (history, passwords, etc) 24->86 38 conhost.exe 26->38         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c91b31fb14eff751d72b07b53b3d1d71a63dce9cc61bbef4c939cbd671090585
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c91b31fb14eff751d72b07b53b3d1d71a63dce9cc61bbef4c939cbd671090585/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-11-13 00:25:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zentd6yu573vdvzla62twpi5ogtd3tu4yyn355gjhhf5m4ijawcq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
unknown_loader_037
Create hunting rule
Similar samples:
4568453d8e6838ec1f2e1dd9cfe87b257aa7bcbebb888c3b3c8c0514afb74b91
AgentTesla
82903347dce74dade6fe581fa776ac312af0bdf508c42b66a36c09ea439c1bbd
AgentTesla
ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a
AgentTesla
b7b48d122d433baf4f3902f723bfebd850d9696b1e815ba6cdd4c46b9bbb47c2
AgentTesla
d0063dabacc1569353b846cd664cf979784b4855d03e6ed4fc0ef7f013a0bad9
AgentTesla
efad3269d3bd9b9dfea3c1553dde89ad411d4dc850ad2cc9268e291ed3af1c6c
AgentTesla
error
AgentTesla
+ 2'482 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/241113-h69c9awqez/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
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
Agenttesla family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/da9b1d3e-1d27-4ed5-a598-73b48c0412ec
Unpacked files
SH256 hash:
a26904c1ef19bfb97b4d8065dfb55ded0fc3b8439ba6a4aa3a922dd0279a1c4a
MD5 hash:
50b8ae4bc8ea3e12329ec725ec571ae3
SHA1 hash:
d93a3b80c85435cfabf62bbabef857bc0a488e32
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/d3675e06-3184-483a-9322-f2086bd4e24d/
Parent samples :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 hash:
455d6b82a704256f464700fe1dc67feea88b9f9af914e088faf75afa3629dea4
MD5 hash:
29d317bf020b1857d0111dc0c19ccca0
SHA1 hash:
7525a9050ef3c28a2549c1d5562c217f3e503b76
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/d3675e06-3184-483a-9322-f2086bd4e24d/
SH256 hash:
131e55d1d754713ee87cdf2e5e0399705098002ecef72826f8dff7c603711248
MD5 hash:
45ff54f4cdc18cbeeb5a3bbe45e4f883
SHA1 hash:
32b3e5c7b7bc9a47ef9ccbd7892eda98220ac10c
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/d3675e06-3184-483a-9322-f2086bd4e24d/
Parent samples :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 hash:
c91b31fb14eff751d72b07b53b3d1d71a63dce9cc61bbef4c939cbd671090585
MD5 hash:
f4eabab73b446adfecb71b0039ae4f3e
SHA1 hash:
3db2cc9fcf8a6fa447ddee56aa3d956e842bf8d2
Link:
https://www.unpac.me/results/d3675e06-3184-483a-9322-f2086bd4e24d/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c91b31fb14ef/report/overview.html
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: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 (GUARD_CF)high

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