MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65. 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: 13


Intelligence 13 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65
SHA3-384 hash: 04b5d0e22b5c5bdba0183eefca2a699571cf4eee695fc73105eb51c603a40e828c6a3a05721274cf9058a2c07359904f
SHA1 hash: 73caae4f89e508930c14ce2df23a16b7498d80f3
MD5 hash: 1270e1a595a40a6d38cf5534594ea202
humanhash: alanine-wolfram-indigo-fourteen
File name:ORP0987654567000.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:300'307 bytes
First seen:2023-11-01 08:04:52 UTC
Last seen:2023-11-01 09:15:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:h8LxBn/GR3JgL+ZD6h2pBkeraRE7pWqDmbjl1FYW0Uq+JXSCeJJ5vNk5:su58+ZDW2pB0EtmdTvo+kJu5
Threatray 980 similar samples on MalwareBazaar
TLSH T12E541286F5F228FEF8D39230186A9B65E3364C64C4C1E10B47D4BE1A6DB97D2990D1CB
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon d2e8ecb2b2a2b282 (106 x AgentTesla, 106 x Formbook, 24 x RedLineStealer)
Reporter cocaman
Tags:AgentTesla exe payment

Intelligence

File Origin
# of uploads :
2
# of downloads :
329
Origin country :
CH CH
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/457563/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.63623.26226.28280.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/654206bcbc703e36b0965c67/reports/fe89df70-3e7b-4470-b4a4-d927f0af5f79/overview
Verdict:
Malicious
Labled as:
Babar.Generic
Link:
https://www.hybrid-analysis.com/sample/c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65
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/75faa9eb-a9fa-410d-8fff-8d252f3d4e3e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1335333
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Detected unpacking (creates a PE file in dynamic memory)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
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)
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1335333 Sample: ORP0987654567000.exe Startdate: 01/11/2023 Architecture: WINDOWS Score: 100 34 mail.daipro.com.mx 2->34 36 daipro.com.mx 2->36 38 2 other IPs or domains 2->38 56 Snort IDS alert for network traffic 2->56 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 5 other signatures 2->62 8 ORP0987654567000.exe 17 2->8         started        11 xhdmirbwpluqaj.exe 2->11         started        14 xhdmirbwpluqaj.exe 2->14         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\...\lyisncwf.exe, PE32 8->32 dropped 16 lyisncwf.exe 1 2 8->16         started        64 Multi AV Scanner detection for dropped file 11->64 66 Detected unpacking (creates a PE file in dynamic memory) 11->66 68 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->68 70 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 11->70 20 xhdmirbwpluqaj.exe 14 2 11->20         started        72 Maps a DLL or memory area into another process 14->72 22 xhdmirbwpluqaj.exe 2 14->22         started        24 xhdmirbwpluqaj.exe 14->24         started        signatures6 process7 file8 30 C:\Users\user\AppData\...\xhdmirbwpluqaj.exe, PE32 16->30 dropped 44 Multi AV Scanner detection for dropped file 16->44 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->46 48 Maps a DLL or memory area into another process 16->48 26 lyisncwf.exe 15 2 16->26         started        50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->50 52 Tries to steal Mail credentials (via file / registry access) 22->52 54 Tries to harvest and steal browser information (history, passwords, etc) 22->54 signatures9 process10 dnsIp11 40 daipro.com.mx 144.217.198.22, 49714, 49716, 49721 OVHFR Canada 26->40 42 api4.ipify.org 104.237.62.212, 443, 49713, 49715 WEBNXUS United States 26->42 74 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 26->74 76 Tries to steal Mail credentials (via file / registry access) 26->76 signatures12
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-11-01 02:11:36 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
20 of 23 (86.96%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yq2a37taabhs4utuvrehpsvxggyb6syd64eaa7dlktqdgx5qfnsq._file
Verdict:
malicious
Similar samples:
4ad5d7938a8d78d2529a72df4f8928c8be69d14e7366dc3677ae509925d08646
AgentTesla
69f1ba8f7b8dbb60f8049ca7b2c8730bf921efe454dcb52651f5210cebfa37d3
AgentTesla
724b387b8762c245969c80ade0c3984d3ba47f5ca060308e12034f770195c45c
AgentTesla
937dab028a6d88b7b985465c62eb1257878a42b865b73cb745c5593d0b70b586
AgentTesla
a37abe717018122552cbf1b410799afe2993f3b9eeefc73de23a070bc682e05b
AgentTesla
cc546a73f7baa2fa41b789d6e5e3ca8c6abf3a574f9ef5ef0d186675f437da19
AgentTesla
e6d6dc7bbb506e894bb0742b96b51302961084748ad7d255e845f5998c3b8483
AgentTesla
+ 970 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan upx
Link:
https://tria.ge/reports/231101-jyt42aef94/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
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
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
AgentTesla
Unpacked files
SH256 hash:
c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65
MD5 hash:
1270e1a595a40a6d38cf5534594ea202
SHA1 hash:
73caae4f89e508930c14ce2df23a16b7498d80f3
Link:
https://www.unpac.me/results/c3c73bfe-b844-4ca4-8af4-24a30e68a1dc/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c4340dfe6000/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/c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:UPX290LZMAMarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:UPXv20MarkusLaszloReiser
Create hunting rule
Author:malware-lu
Rule name:upx_1_00_to_1_07
Create hunting rule
Author:Kevin Falcoz
Description:UPX 1.00 to 1.07
Rule name:upx_3
Create hunting rule
Author:Kevin Falcoz
Description:UPX 3.X

File information

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

Malspam

AgentTesla

zip a97990c38c5ee874e22171ab9482121a5ee8ef871161c05fdd05093ce3b02f55

AgentTesla

Executable exe c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 a97990c38c5ee874e22171ab9482121a5ee8ef871161c05fdd05093ce3b02f55
Cape
Cape
https://www.capesandbox.com/analysis/457563/
  
Dropped by
MD5 3bf2640500bad6b101924ffa8e418472

Comments