MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858
SHA3-384 hash: 5e72d912688a6003e94f66a460a0e92a83e2f208418b9f6d8fd848436cf1d86e86cec8dcaf6b7ff614b50ef407b74ffd
SHA1 hash: f932498ae431b71593e8837621359ab3f494dd88
MD5 hash: 9756f269a2347cee7964952d3a6cc950
humanhash: video-crazy-beer-failed
File name:SHIPPING DOC.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:654'336 bytes
First seen:2023-11-21 20:15:37 UTC
Last seen:2023-11-22 20:07:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:W7K1ELv8/I9C6DDMvvKl5BcI+Rmpt1vKv9g6OwekA5fDr/Th:31Or9bDDMvvKmIlXSSXkANX/l
TLSH T1E0D4123533BE077AD6B297F01420524053F6222E7A66E7169DC7F1E789A5F100EA0FA7
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
8
# of downloads :
368
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SHIPPING DOC.exe
Verdict:
Malicious activity
Analysis date:
2023-11-21 20:17:15 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/26f69972-c7c4-4bfe-bb76-57b832aecdbc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/459602/
Detection(s):
Sanesecurity.Rogue.0hr.20231121-1934.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
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
Sending a custom TCP request
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:
masquerade packed
Link:
https://www.filescan.io/uploads/655d100228f567025c7dede8/reports/732e4f62-e03a-420c-80ae-dc1fd42071f7/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858
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/584dcdf6-0a4c-4ef1-80b2-f701c5552f09
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1346066
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
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: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1346066 Sample: SHIPPING_DOC.exe Startdate: 21/11/2023 Architecture: WINDOWS Score: 100 36 mail.starmech.in 2->36 40 Snort IDS alert for network traffic 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 11 other signatures 2->46 8 SHIPPING_DOC.exe 7 2->8         started        12 PJHLDhPBoYvv.exe 5 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\PJHLDhPBoYvv.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\tmpEE11.tmp, XML 8->34 dropped 48 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->48 50 Uses schtasks.exe or at.exe to add and modify task schedules 8->50 52 Adds a directory exclusion to Windows Defender 8->52 54 Injects a PE file into a foreign processes 8->54 14 SHIPPING_DOC.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 schtasks.exe 1 8->20         started        56 Antivirus detection for dropped file 12->56 58 Multi AV Scanner detection for dropped file 12->58 60 Machine Learning detection for dropped file 12->60 22 PJHLDhPBoYvv.exe 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 38 mail.starmech.in 148.66.136.7, 49710, 49711, 587 AS-26496-GO-DADDY-COM-LLCUS Singapore 14->38 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        62 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->62 64 Tries to steal Mail credentials (via file / registry access) 22->64 66 Tries to harvest and steal browser information (history, passwords, etc) 22->66 30 conhost.exe 24->30         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-21 17:49:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e3btvte732bt6xg34mfkrucrnizyxl42ozwkgj25rjp5xexqfbma._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231121-y14tksge29/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
3fc435481d7ef0079bdad4dd86185e61a5092a5df4a3e17a75266cf283effaa1
MD5 hash:
ead80ad88662af6f37f0c49fe6e3fb44
SHA1 hash:
dbeb4019c7337347d1c6d0913c9249021cafd849
Link:
https://www.unpac.me/results/8a8af401-d6a9-4059-9dd7-47931ae4f222/
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/8a8af401-d6a9-4059-9dd7-47931ae4f222/
SH256 hash:
7202348a08d7125325906f086530597d01f61e46a2d4773e01fc82a1fbc47e22
MD5 hash:
d1691e190526cad7dda304cd93f2f44d
SHA1 hash:
861ca5d43c9d87d9bb52d80601a992fffb66777b
Link:
https://www.unpac.me/results/8a8af401-d6a9-4059-9dd7-47931ae4f222/
SH256 hash:
264cfb3b27c0d275125caff81fcfb83b82fee6ce715e5660689e1d00f2e5d4a4
MD5 hash:
d49a67484d5dfe5eac5998eb6d435c0d
SHA1 hash:
1c5e888fadfc06d86720b6db6e4458eda2881689
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
Link:
https://www.unpac.me/results/8a8af401-d6a9-4059-9dd7-47931ae4f222/
SH256 hash:
26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858
MD5 hash:
9756f269a2347cee7964952d3a6cc950
SHA1 hash:
f932498ae431b71593e8837621359ab3f494dd88
Link:
https://www.unpac.me/results/8a8af401-d6a9-4059-9dd7-47931ae4f222/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/26c33acc9fde/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/26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858

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
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
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
Create hunting rule
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
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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.

Malspam

AgentTesla

zip 8bfbbc69796c9d2c80bf23589bad8d15630fe55c6c630debd4f3b19958ea0af0

AgentTesla

Executable exe 26c33acc9fde833f5cdbe30aa8d0516a338baf9a766ca3275d8a5fdb92f02858

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/459602/
  
Dropped by
SHA256 8bfbbc69796c9d2c80bf23589bad8d15630fe55c6c630debd4f3b19958ea0af0
  
Dropped by
MD5 1a5dbb0f666574d3281257a3c7d0c0f1

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