MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488. 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: 6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488
SHA3-384 hash: a96b69988991153ca89b09673c325e5d14f9280619c1bb03aae8656dc4a7c02cf6517a3c9195f51d8dfe6b2b885d3f83
SHA1 hash: 7dc440bcb1e8f17229f109d3603912e69824c7b0
MD5 hash: 05af13d309d2ed5f964377919962061d
humanhash: white-december-may-oklahoma
File name:SecuriteInfo.com.Win32.PWSX-gen.10639.26376
Download: download sample
Signature AgentTesla
Create hunting rule
File size:788'992 bytes
First seen:2024-03-08 16:24:49 UTC
Last seen:2024-03-12 10:43:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:SF61FaliIeV41uI/JSney56A57PY/btFn7:IPtXJmV56AhWZ7
TLSH T1FFF4125133A83FB5F13A47FA5072645567B2B51A1822E6CC4CD3A2EA2672F408F31F67
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 SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
6
# of downloads :
324
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488.exe
Verdict:
Malicious activity
Analysis date:
2024-03-08 16:26:23 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/23066f17-c81e-40b3-a634-e7bb400c0797

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.10639.26376.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Searching for the window
Changing a file
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
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65eb3bdf83a3efb188ceecd0/reports/5d13338d-69da-469d-98b0-f28aa7c18a39/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488
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/3e2ac689-dc26-4e45-8261-03763acfd13e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1405510
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
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 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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1405510 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 08/03/2024 Architecture: WINDOWS Score: 100 45 mail.hhipune.com 2->45 47 www.google.de 2->47 49 api.ipify.org 2->49 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 Sigma detected: Scheduled temp file as task from temp location 2->69 71 10 other signatures 2->71 8 SecuriteInfo.com.Win32.PWSX-gen.10639.26376.exe 26 2->8         started        13 dcdhjcxphX.exe 2->13         started        signatures3 process4 dnsIp5 51 www.google.de 142.250.101.94, 443, 49731, 49734 GOOGLEUS United States 8->51 41 C:\Users\user\AppData\...\dcdhjcxphX.exe, PE32 8->41 dropped 43 C:\Users\user\AppData\Local\...\tmp63BF.tmp, XML 8->43 dropped 73 Uses schtasks.exe or at.exe to add and modify task schedules 8->73 75 Writes to foreign memory regions 8->75 77 Allocates memory in foreign processes 8->77 79 Adds a directory exclusion to Windows Defender 8->79 15 RegSvcs.exe 15 2 8->15         started        19 powershell.exe 23 8->19         started        21 powershell.exe 23 8->21         started        23 schtasks.exe 1 8->23         started        81 Multi AV Scanner detection for dropped file 13->81 83 Machine Learning detection for dropped file 13->83 85 Injects a PE file into a foreign processes 13->85 25 RegSvcs.exe 13->25         started        27 schtasks.exe 13->27         started        29 RegSvcs.exe 13->29         started        file6 signatures7 process8 dnsIp9 53 mail.hhipune.com 85.187.128.52, 49740, 49743, 587 A2HOSTINGUS United States 15->53 55 api.ipify.org 104.26.12.205, 443, 49739, 49742 CLOUDFLARENETUS United States 15->55 57 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->57 59 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->59 61 Tries to steal Mail credentials (via file / registry access) 15->61 31 conhost.exe 19->31         started        33 WmiPrvSE.exe 19->33         started        35 conhost.exe 21->35         started        37 conhost.exe 23->37         started        63 Tries to harvest and steal browser information (history, passwords, etc) 25->63 39 conhost.exe 27->39         started        signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-03-08 09:09:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nnwdyimsfk466ms2t6fzydksr7krnkc6rqtjpd76pulujsiggsea._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240308-twydsabg23/
Behaviour
Creates scheduled task(s)
Modifies Internet Explorer settings
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
ccd86540a4f535c62b1718eafdf213f403b56ba7d0b6871fbaffa7631576296f
MD5 hash:
af9e610a299c2b25f15bf7beff6faec5
SHA1 hash:
e71fd8c20060b5b744133afb9af6fc559a38cfb4
Link:
https://www.unpac.me/results/bb2d884e-94ac-49a5-8622-ae87c4d0348e/
SH256 hash:
b1f63b3ea7cc065bf6b04d13fdb0c3a43f336045367dac6f45ac49b4d9b2403e
MD5 hash:
a8d01745eed77e9879bcc82a29870a5a
SHA1 hash:
db24b6f7340e7e3b2527e429df2ab48d77ed5a1a
Link:
https://www.unpac.me/results/bb2d884e-94ac-49a5-8622-ae87c4d0348e/
SH256 hash:
c10c9b0882bac6f788f48b4dabe3291b14e639e650f2b9fcb0bc174ac92ae02b
MD5 hash:
7c7fb6daa78beb69128991ff893143ed
SHA1 hash:
c01bb99984b12b84129db80eae1d5d8341a358e2
Link:
https://www.unpac.me/results/bb2d884e-94ac-49a5-8622-ae87c4d0348e/
SH256 hash:
3e84443516e6582e8273ddcb839a4466d3d85ee1b2f87e4686f01f0d45dc0918
MD5 hash:
e49d6ff037234c017d1f596c48dd91df
SHA1 hash:
8c525b54734691cdf47a4b55518ca43ae1311ee5
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/bb2d884e-94ac-49a5-8622-ae87c4d0348e/
Parent samples :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 hash:
6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488
MD5 hash:
05af13d309d2ed5f964377919962061d
SHA1 hash:
7dc440bcb1e8f17229f109d3603912e69824c7b0
Link:
https://www.unpac.me/results/bb2d884e-94ac-49a5-8622-ae87c4d0348e/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6b6c3c21922a/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/6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488

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.

Malspam

AgentTesla

zip 16070427277a25e433acebd492bd3381f325213bea13daa1d128e89c62f90604

AgentTesla

Executable exe 6b6c3c21922ab9ef325a9f8b9c0d528fd516a85e8c26978ffe7d1744c9063488

(this sample)

  
Dropped by
SHA256 16070427277a25e433acebd492bd3381f325213bea13daa1d128e89c62f90604
  
Dropped by
MD5 bd03bc3f2976c3d0c0f583a42ca3f2d6

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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