MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53
SHA3-384 hash: 6ec524d677d88702df479c999d670e7256e0f06a163be0c4b88e9c74cf079ad07ebd6ad4c0fc699149bc096cce254a87
SHA1 hash: b4975266ce8cfe2bad5fead62946a938ef256b26
MD5 hash: 9706f79aea2c61a48be0d8145fb91489
humanhash: india-bakerloo-tennis-blossom
File name:kWmkgbfE6RlDSAS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:672'768 bytes
First seen:2024-04-30 05:33:47 UTC
Last seen:2024-04-30 06:37:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:pgB778Q5ioJgq0Pryot4dM0oho+Dt8edf0wOGuwq8Xz7ZHivmG:SBvngbsM0gpN0ZGuaXnZHiO
TLSH T1F8E42319F195C736DFDF2BFD8C2E14068BB469436BC2E38E469960CD9A63F008912D97
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 4018f9e960e20464 (19 x AgentTesla, 6 x Formbook, 2 x PureLogsStealer)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
310
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53.exe
Verdict:
Malicious activity
Analysis date:
2024-04-30 05:38:51 UTC
Tags:
smtp agenttesla stealer
Link:
https://app.any.run/tasks/06b5ce9f-400d-4aa1-ba02-f9cb2150cc62

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/663082d375339da04fa75ca4/reports/973057df-1c0e-4864-a871-159efe1de024/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/22893cbf-aa3f-4eb8-9462-289c5ea24d4d
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1433831
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
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: MSBuild connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-04-29 01:43:30 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y6p6sv2wcgrwcej5do6eskp5a6cgdrvjgulguhzz5p6ky4ajx5jq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
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/240430-f9fh8seb4y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla
Unpacked files
SH256 hash:
c2f60976ce1530ea14d6da50d893e5695cc0272689abe8056b4e6d02aa698c4d
MD5 hash:
85f8f493f7cdf075a853b84f2216b151
SHA1 hash:
c3e98325244a9a0793130bd714adada5e0b731bd
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/08fa4405-fffb-4855-b461-0680f82cf8a7/
Parent samples :
c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53
87a21393ccd3a833e6b7481eaf2dd7f3889cafa097bfbf4e2c96160fbf12b265
115652bba21ed0c286f136c2c59b865a37f68f1032e62081840b365378c08ad3
SH256 hash:
4909093c1045073940daf73778f88ce3e5d4dcbc0d69e3498ad4672c2e699013
MD5 hash:
28b43a10958caef0465f7b93be0a0d77
SHA1 hash:
9c85c1cb7f6face0a6c8d0a2d2314a99092d6554
Link:
https://www.unpac.me/results/08fa4405-fffb-4855-b461-0680f82cf8a7/
SH256 hash:
aed4a976a528f9472b707daae3bc4e722978bce7f0ac54b72cf1cfcd5981a5d8
MD5 hash:
9e4aea62ee76efb9013e6440afd8ffe6
SHA1 hash:
8d597f109698e7c74da0f20815fc4da575ce29c4
Link:
https://www.unpac.me/results/08fa4405-fffb-4855-b461-0680f82cf8a7/
SH256 hash:
1557ed0b9ba019076815436ce16ade95505a5c3ddfc6736e1128190394081902
MD5 hash:
0f76674db1848c7254463148fd338405
SHA1 hash:
16aac57c8538719b5ae00db8224106160eee92e2
Link:
https://www.unpac.me/results/08fa4405-fffb-4855-b461-0680f82cf8a7/
SH256 hash:
c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53
MD5 hash:
9706f79aea2c61a48be0d8145fb91489
SHA1 hash:
b4975266ce8cfe2bad5fead62946a938ef256b26
Link:
https://www.unpac.me/results/08fa4405-fffb-4855-b461-0680f82cf8a7/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c79fe9575611/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/c79fe9575611a361113d1bbc4929fd078461c6a935166a1f39ebfcac7009bf53

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: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.

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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