MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0671a83325b8542dc12228a28fcc62b71fb51a2a92463e3552ca7112783dc25f. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0671a83325b8542dc12228a28fcc62b71fb51a2a92463e3552ca7112783dc25f
SHA3-384 hash: 422d1000094c27851ca8d1995cea6ecf244a79bf7062a3a4c43bd5833f0b96c17c1b005cfa6ac890137acb7c7aaa4798
SHA1 hash: 547245ede9358baeeb1bc6641f4ad7d6b32a128f
MD5 hash: 1323b0f34021331211da6af8a5fdeee8
humanhash: arizona-zulu-finch-cat
File name:scan20230717_16422889(1)pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:973'824 bytes
First seen:2023-08-03 06:42:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:AEKaJEPONKJAH/vxBCL8ZA3IlLdvPIFeT2Q62A2J8DjfMr:o9JS/TC2AiLdXIFYEoJWj
Threatray 777 similar samples on MalwareBazaar
TLSH T15B25193804B80A12C135D2AD5AD4F613B7904F96721DCE9686C14FC90AD6E2F2DDBDEE
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) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
280
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
scan20230717_16422889(1)pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-08-03 06:45:30 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/da82186d-914c-4537-8ad1-73393bd4542c

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/439974/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.15456.32448.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Creating a process with a hidden window
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo jigsaw packed
Link:
https://www.filescan.io/uploads/64cb4c77c7115fded3684b5b/reports/3fb93176-3976-4e7d-adfd-1387d691871f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/0671a83325b8542dc12228a28fcc62b71fb51a2a92463e3552ca7112783dc25f
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/a6710c78-acd9-44f6-aabd-0dfeb1caf8df
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1284865
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Found malware configuration
Injects a PE file into a foreign processes
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)
Sample uses string decryption to hide its real strings
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
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1284865 Sample: scan20230717_16422889(1)pdf.exe Startdate: 03/08/2023 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Sigma detected: Scheduled temp file as task from temp location 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 4 other signatures 2->53 7 scan20230717_16422889(1)pdf.exe 7 2->7         started        11 hIUVuVahA.exe 5 2->11         started        process3 file4 37 C:\Users\user\AppData\Roaming\hIUVuVahA.exe, PE32 7->37 dropped 39 C:\Users\...\hIUVuVahA.exe:Zone.Identifier, ASCII 7->39 dropped 41 C:\Users\user\AppData\Local\...\tmp9574.tmp, XML 7->41 dropped 43 C:\...\scan20230717_16422889(1)pdf.exe.log, ASCII 7->43 dropped 55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->55 57 Uses schtasks.exe or at.exe to add and modify task schedules 7->57 59 Adds a directory exclusion to Windows Defender 7->59 13 scan20230717_16422889(1)pdf.exe 2 7->13         started        17 powershell.exe 19 7->17         started        19 powershell.exe 21 7->19         started        21 schtasks.exe 1 7->21         started        61 Multi AV Scanner detection for dropped file 11->61 63 Injects a PE file into a foreign processes 11->63 23 hIUVuVahA.exe 11->23         started        25 schtasks.exe 11->25         started        27 hIUVuVahA.exe 11->27         started        signatures5 process6 dnsIp7 45 sg2plzcpnl487137.prod.sin2.secureserver.net 184.168.99.77, 49713, 49714, 49715 AS-26496-GO-DADDY-COM-LLCUS United States 13->45 29 conhost.exe 17->29         started        31 conhost.exe 19->31         started        33 conhost.exe 21->33         started        65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->65 67 Tries to steal Mail credentials (via file / registry access) 23->67 69 Tries to harvest and steal browser information (history, passwords, etc) 23->69 35 conhost.exe 25->35         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0671a83325b8542dc12228a28fcc62b71fb51a2a92463e3552ca7112783dc25f/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-08-03 01:33:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
17 of 24 (70.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=azy2qmzfxbkc3qjcfcri7tdcw4p3kgrksjdd4nkszjyre6b5yjpq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
3a04516d71e6a24f0f20da46230239ca177e6c1d76cb887948344694e2a376a4
AgentTesla
5d06339335115891050ba9858ade0a01a1e11ac41ed8988c70953c3285d36121
AgentTesla
8f22351f698d43ccb1a779b47b3b721d9ef4c346df9b0472c8dc05a53c8cf46d
AgentTesla
c14657190bec0bf6b8fd9ef47563657948aa3ea66a43e7d0224c7662f323e144
AgentTesla
cbe64315ecbd415dd086b2d0872865e5ecc033290ce157bf79d693864769ff8a
AgentTesla
d143750fda26f7d51d271719c7206cac7015528a13a00faa4f35232dc1dbc63c
AgentTesla
e548b630d4bb71e90b02d96f0088b174e886777980bace4e182ad076bb398b6f
AgentTesla
eab752432f60f4568a56559c449f891bfa3e3327da4f05e7c496c6d2573da409
AgentTesla
f37044c7d35e640b023f3cdc034ad89cdd077a2e8967a9e62f887296faa57a93
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fb6d0c9f8246ae9fafae10a3ed496220f6b2803e454a1da51f07a6dcda5df7b4
AgentTesla
+ 767 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/230803-hgxcdsda3t/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
5ce5f6952f22120f1f52998e637b0a9835c20fcd633e566364e52dacc369cdaa
MD5 hash:
28f5055d1df6a5416ef3dccc1f47eae2
SHA1 hash:
af2d44ee5b7b86228e039bc64d5ffc8b32d95b77
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/bab6a6a3-6e6c-4569-8f7b-8fd3e324b7f9/
SH256 hash:
53f2ad060cf771aa4f197df5789cee95959480c244a0b392bb450c8ce7311d77
MD5 hash:
37e82d3e2864e27b34f5fbacaea759c3
SHA1 hash:
a87024a466e052bff09a170bb8c6f374f6c84c32
Link:
https://www.unpac.me/results/bab6a6a3-6e6c-4569-8f7b-8fd3e324b7f9/
SH256 hash:
b256cf3b22ba61d9f708259603daa5ff179fce9106bfef74b2511e2b23f474d1
MD5 hash:
206640e9bc1ba0e02461e73ea25cf861
SHA1 hash:
82a3e3bd5c4a4bf16634592e84856d774b65ddea
Link:
https://www.unpac.me/results/bab6a6a3-6e6c-4569-8f7b-8fd3e324b7f9/
SH256 hash:
40821038dd9a8a0c85f1c5898dcdd8fac1499e0b569ddfbadffe1c6ceb0aa03b
MD5 hash:
71ff3a9613b8d58debedc2742c43def3
SHA1 hash:
17cc80f177b9baa3f97024e6c7606961aaf36e37
Link:
https://www.unpac.me/results/bab6a6a3-6e6c-4569-8f7b-8fd3e324b7f9/
SH256 hash:
0671a83325b8542dc12228a28fcc62b71fb51a2a92463e3552ca7112783dc25f
MD5 hash:
1323b0f34021331211da6af8a5fdeee8
SHA1 hash:
547245ede9358baeeb1bc6641f4ad7d6b32a128f
Link:
https://www.unpac.me/results/bab6a6a3-6e6c-4569-8f7b-8fd3e324b7f9/
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: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

Executable exe 0671a83325b8542dc12228a28fcc62b71fb51a2a92463e3552ca7112783dc25f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/439974/

Comments