MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df. 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: 16


Intelligence 16 IOCs YARA 5 File information Comments
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SHA256 hash: f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df
SHA3-384 hash: ee31f36a7265ed5a4235ee9ae367af71c8e3d8e8014077ac3e4e955cf19b4675abcfa0e23752c5b20caf609fedcd0898
SHA1 hash: d96c2c256bd120e3928e4af3ed776009e18c7fbd
MD5 hash: 6abc5fa6eecf50e4cf72937e009bc1a7
humanhash: enemy-maine-foxtrot-apart
File name:f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df
Download: download sample
Signature AgentTesla
Create hunting rule
File size:686'080 bytes
First seen:2023-05-09 13:12:26 UTC
Last seen:2023-05-13 22:50:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:AO8KqsxnueUElapvxsXxs2egQVtzYXkcNslgqB7ygWE4WScRxauNxs:ms3UEl2shsBJV04RDs
Threatray 1'046 similar samples on MalwareBazaar
TLSH T120E48C16A054C81FFE16EB71C1A4FFE4A6F0FD7394E5542227B93949EAB9F021E8C118
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 8e173733330f693b (14 x AgentTesla, 4 x Loki, 2 x njrat)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
263
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df
Verdict:
Malicious activity
Analysis date:
2023-05-09 13:12:16 UTC
Tags:
rat agenttesla
Link:
https://app.any.run/tasks/101fe572-c5d6-4cd9-a8a2-d74011699037

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/387843/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/645a46de6f254f9636e3cd90/reports/0d614b45-52a5-420e-892a-3a36c7b49c38/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1a472e0c-9c4c-44f8-91ed-666bebb5f9dd
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1229202
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
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
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)
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: 862187 Sample: FHlG55GXt2.exe Startdate: 09/05/2023 Architecture: WINDOWS Score: 100 73 Snort IDS alert for network traffic 2->73 75 Found malware configuration 2->75 77 Sigma detected: Scheduled temp file as task from temp location 2->77 79 5 other signatures 2->79 7 FHlG55GXt2.exe 7 2->7         started        11 zRshgsL.exe 5 2->11         started        14 zRshgsL.exe 2->14         started        16 SvTpvzmOSjR.exe 3 2->16         started        process3 dnsIp4 49 C:\Users\user\AppData\...\SvTpvzmOSjR.exe, PE32 7->49 dropped 51 C:\Users\...\SvTpvzmOSjR.exe:Zone.Identifier, ASCII 7->51 dropped 53 C:\Users\user\AppData\Local\...\tmp121D.tmp, XML 7->53 dropped 55 C:\Users\user\AppData\...\FHlG55GXt2.exe.log, CSV 7->55 dropped 89 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->89 91 May check the online IP address of the machine 7->91 93 Uses schtasks.exe or at.exe to add and modify task schedules 7->93 99 2 other signatures 7->99 18 FHlG55GXt2.exe 17 10 7->18         started        23 powershell.exe 21 7->23         started        25 schtasks.exe 1 7->25         started        71 192.168.2.1 unknown unknown 11->71 95 Multi AV Scanner detection for dropped file 11->95 97 Machine Learning detection for dropped file 11->97 27 zRshgsL.exe 11->27         started        29 schtasks.exe 11->29         started        31 zRshgsL.exe 11->31         started        33 zRshgsL.exe 14->33         started        35 schtasks.exe 14->35         started        file5 signatures6 process7 dnsIp8 57 api4.ipify.org 104.237.62.211, 443, 49697, 49700 WEBNXUS United States 18->57 65 3 other IPs or domains 18->65 45 C:\Users\user\AppData\Roaming\...\zRshgsL.exe, PE32 18->45 dropped 47 C:\Users\user\...\zRshgsL.exe:Zone.Identifier, ASCII 18->47 dropped 81 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->81 83 Tries to steal Mail credentials (via file / registry access) 18->83 85 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->85 37 conhost.exe 23->37         started        39 conhost.exe 25->39         started        59 208.91.199.224, 49703, 587 PUBLIC-DOMAIN-REGISTRYUS United States 27->59 61 208.91.199.225, 49702, 49704, 587 PUBLIC-DOMAIN-REGISTRYUS United States 27->61 67 2 other IPs or domains 27->67 41 conhost.exe 29->41         started        63 64.185.227.155, 443, 49701 WEBNXUS United States 33->63 69 2 other IPs or domains 33->69 87 Tries to harvest and steal browser information (history, passwords, etc) 33->87 43 conhost.exe 35->43         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-04-28 12:57:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
26 of 37 (70.27%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6wh6u43dba6yvvztld4hdrsihkyx3acm4nhlmvmmmkztkcwtndpq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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3104fa64c32a8333437eecd7781d4617f221d12975b4167338dfff37a1022177
AgentTesla
33b5ccf1b3b48e22ab607320e0bb143ad0ac2a9770b0e385c0365366de472ceb
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60b3645a7d02232fd97ba076bdb88e6a801f462ce972d79366df9261a9f62720
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9889a91e24a729669aa276f27617f5169fd9d8f0358be427ed4e4cd9bb8e5dab
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befc3edb5d02c2d1350dfea27e2ae101704b5c18827e9dba61afe446ff371730
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cdca513e22701403a62e153f5d197a4d7e3f0fb3ed18f66021e00b7b3720713a
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dc9592028314f25ba440ef8629468e39714188cdd0d681e76d2e8222bec8978c
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dce7af2c2162f2fa2be0ca63706446e0b3c4bebdf1ae8791f22cb76ca7aa375c
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de567e5c1f4968bfb083ffcb111e1d0613780a47c58767af65fbd90c27507b4b
AgentTesla
+ 1'036 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230509-qf3f1sga55/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
af0925e4c632166ff87032bc43ea4f85a3805db3782a49724d125f44c0731114
MD5 hash:
b9897ba5e468e516e162fd3790a9ddbc
SHA1 hash:
db264c796e4a36a45af11e8a7bf71cf0dadce0f0
Link:
https://www.unpac.me/results/8b39d5ce-7ef2-4039-bf56-975d53d7397e/
SH256 hash:
e5bc4b9f35cfd0f501140525b327c5b412f7f5513d1155b2fcafad58a61aef01
MD5 hash:
a8f37c9a15e61f464326764afa614682
SHA1 hash:
c9e643f4e8d1066cc95801bd90ccee6fb98e66cb
Link:
https://www.unpac.me/results/8b39d5ce-7ef2-4039-bf56-975d53d7397e/
SH256 hash:
130f699079cbbc0d990de7493fbd1438bbdc2aac004cfb62b28127342e764330
MD5 hash:
eb8d3e7d9983ee50a98124f3ce5ad19c
SHA1 hash:
a873a50280c350c7aa9f7a29ea787e0009158584
Link:
https://www.unpac.me/results/8b39d5ce-7ef2-4039-bf56-975d53d7397e/
SH256 hash:
6f014ed5f2492c1e4dba51ba00e7f3278feabf9882d295f6d4e650c992508444
MD5 hash:
5509a68357957231d48ff31d09ca324e
SHA1 hash:
37b4933abead0fc2de7d2fcc161c3e5b883b6777
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/8b39d5ce-7ef2-4039-bf56-975d53d7397e/
Parent samples :
ff93a2e2fc9a3ff0bfe4ae5b9bef84478972cc403c1c68ce1de414e19acfa6ea
f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df
42a1b1333505c88f790a7fbc5c39856f94cbddaeeffa5be29ae38fb5f567350d
021cfdac35b7f0cb8f6ba460a33994d0128883ad281812b380978bc5127abbbc
ea5d05e0b638ccc55cf1c7d641e6ca67ceb79ac5e4be6ed178402cad263efc7e
SH256 hash:
e5518e76f14e87bcc58a705c6f8f3a686cbffefc0e55985d17a067adfddf3688
MD5 hash:
920a2854e9c183ad2ef7d5543c296d38
SHA1 hash:
2c20da753bdf6f1a46261e2c132dd42f75c94229
Link:
https://www.unpac.me/results/8b39d5ce-7ef2-4039-bf56-975d53d7397e/
SH256 hash:
f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df
MD5 hash:
6abc5fa6eecf50e4cf72937e009bc1a7
SHA1 hash:
d96c2c256bd120e3928e4af3ed776009e18c7fbd
Link:
https://www.unpac.me/results/8b39d5ce-7ef2-4039-bf56-975d53d7397e/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f58fea736308/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/f58fea7363083d8ad73358f871c6483ab17d804ce34eb6558c62b3350ad368df

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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.

Cape
Cape
https://www.capesandbox.com/analysis/387843/

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