MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58fd81b3dab9a0a782d4ba5add432bec81dfcbe752287fbb16cbcf165aca3fa1. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 58fd81b3dab9a0a782d4ba5add432bec81dfcbe752287fbb16cbcf165aca3fa1
SHA3-384 hash: 138ef75a43b1bcc0eee97f874767a38a68eaedd4f1f0c729af8a63d3f9cacdf33b4581cf71f0b925a4828f1b814654f0
SHA1 hash: 35eff02a0259fe804ba9f593a7d4e8f18355a8e5
MD5 hash: 4a22e79ac77bae6154fc85555cc26460
humanhash: whiskey-violet-social-artist
File name:4a22e79ac77bae6154fc85555cc26460
Download: download sample
Signature AgentTesla
Create hunting rule
File size:680'960 bytes
First seen:2023-08-04 04:00:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:Lq+zNpckaekY0SKMkeOIc60rCGqem8/XtOpCOlqxe5rnu+k7:++zNy4bYCX8Qlqs5rnXk
Threatray 5'637 similar samples on MalwareBazaar
TLSH T12BE412AB3D387A61CD94877321659B4C034F1E0EBCE9F36B049D71ADD3B7B885121A26
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)
File icon (PE):PE icon
dhash icon 4c33d8d4d4d8324c (40 x AgentTesla, 23 x RedLineStealer, 15 x RemcosRAT)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
279
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
http://chilp.it/b5c19da
Verdict:
Malicious activity
Analysis date:
2023-08-03 14:22:37 UTC
Tags:
opendir exploit cve-2017-11882 loader agenttesla stealer
Link:
https://app.any.run/tasks/768a5452-12b7-4ce7-8133-f555ccbd7473

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/440196/
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
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
clipbanker comodo darkkomet lokibot packed
Link:
https://www.filescan.io/uploads/64cc77fe94fb102ea38c8371/reports/b8322e6b-df28-4491-bc2d-8d7ecdd86b68/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/58fd81b3dab9a0a782d4ba5add432bec81dfcbe752287fbb16cbcf165aca3fa1
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/71bdbfad-1204-4c8d-8de1-b636fabd58bb
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1285490
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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: 1285490 Sample: QpE4aSfpTj.exe Startdate: 04/08/2023 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 5 other signatures 2->53 7 QpE4aSfpTj.exe 7 2->7         started        11 KEwCHZs.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\Roaming\KEwCHZs.exe, PE32 7->33 dropped 35 C:\Users\user\...\KEwCHZs.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmp1898.tmp, XML 7->37 dropped 39 C:\Users\user\AppData\...\QpE4aSfpTj.exe.log, ASCII 7->39 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 QpE4aSfpTj.exe 2 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        21 QpE4aSfpTj.exe 7->21         started        61 Multi AV Scanner detection for dropped file 11->61 63 Machine Learning detection for dropped file 11->63 65 Injects a PE file into a foreign processes 11->65 23 KEwCHZs.exe 2 11->23         started        25 schtasks.exe 1 11->25         started        signatures5 process6 dnsIp7 41 us2.smtp.mailhostbox.com 208.91.199.225, 49706, 587 PUBLIC-DOMAIN-REGISTRYUS United States 13->41 43 192.168.2.1 unknown unknown 13->43 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        45 208.91.198.143, 49707, 587 PUBLIC-DOMAIN-REGISTRYUS United States 23->45 67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->67 69 Tries to steal Mail credentials (via file / registry access) 23->69 71 Tries to harvest and steal browser information (history, passwords, etc) 23->71 31 conhost.exe 25->31         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/58fd81b3dab9a0a782d4ba5add432bec81dfcbe752287fbb16cbcf165aca3fa1/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-08-03 13:30:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ld6ydm62xgqkpawuxjnn2qzl5sa57s7hkiuh7oywzphrmwwkh6qq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
17ed43b0f9c5412245b4b1f37c185f7061c0eb3d0ae8af583bd25d7209dce8d9
AgentTesla
395c0eed15d4b5605921f94d489c4dad2edc8fdc816d278e3065d2baa8db3607
AgentTesla
41963615b7629d51156c152342d1f85e7b9784cec5821a7abb20c7dfa7c382ba
AgentTesla
485b45513f839ff3c972cbd2434273388b87c070c8c6125a8462aeabe2fb96d5
AgentTesla
974299d11689e7d89d4994a9e64c6e1db9516ac3a085c079f2be6b2491aa1dfd
AgentTesla
986cef185bba0f14257b360fc1488c9cf9bd3eefc66d3cf4766e99ed0217550a
AgentTesla
c2e1339f4e84b13995199131887d14b7584f507215d55a6901c217ef2e97bc46
AgentTesla
+ 5'627 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/230804-ek72hsad8w/
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:
49145ed861b412bc015ff0800969052756deea17d5c6285da8f5937c0efdad46
MD5 hash:
0ef5168d36eee9ca0bcefcd84b907b70
SHA1 hash:
b40debea28d99750fe9b6a2b7d243eb35549aed5
Link:
https://www.unpac.me/results/e9d795e4-e68c-424c-ad91-d32449cfcaaf/
SH256 hash:
53f2ad060cf771aa4f197df5789cee95959480c244a0b392bb450c8ce7311d77
MD5 hash:
37e82d3e2864e27b34f5fbacaea759c3
SHA1 hash:
a87024a466e052bff09a170bb8c6f374f6c84c32
Link:
https://www.unpac.me/results/e9d795e4-e68c-424c-ad91-d32449cfcaaf/
SH256 hash:
195f50993a5ab0f54cff1ee13f1c39ae7826690c1e6a40bc13f2c2ca853495e7
MD5 hash:
e7437616a991423054e420357de074a7
SHA1 hash:
7bbdc8535170439e4dbb4aaeab2f031fa2586e01
Link:
https://www.unpac.me/results/e9d795e4-e68c-424c-ad91-d32449cfcaaf/
SH256 hash:
08797fcbc3a64895435bc25b44bd19bb0956f758d426738c40dbe4d7e3314f3e
MD5 hash:
10298c48102aa30b6bad1a4781342273
SHA1 hash:
40ff56be950e21b66403a59597c7c4f416d545d1
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/e9d795e4-e68c-424c-ad91-d32449cfcaaf/
SH256 hash:
58fd81b3dab9a0a782d4ba5add432bec81dfcbe752287fbb16cbcf165aca3fa1
MD5 hash:
4a22e79ac77bae6154fc85555cc26460
SHA1 hash:
35eff02a0259fe804ba9f593a7d4e8f18355a8e5
Link:
https://www.unpac.me/results/e9d795e4-e68c-424c-ad91-d32449cfcaaf/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/58fd81b3dab9/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/58fd81b3dab9a0a782d4ba5add432bec81dfcbe752287fbb16cbcf165aca3fa1

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.

Web download

AgentTesla

Executable exe 58fd81b3dab9a0a782d4ba5add432bec81dfcbe752287fbb16cbcf165aca3fa1

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2697840/
Cape
Cape
https://www.capesandbox.com/analysis/440196/

Comments


Avatar
zbet commented on 2023-08-04 04:00:34 UTC

url : hxxp://23.94.148.61/950/ChromeSetup.exe