MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
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SHA256 hash: b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d
SHA3-384 hash: 96579f3b15ef43e3366ecfa4b9af316f484985fc61c5259753d9bfeee30cf74263a77608c54394dbaa62e7e8ccc2cf34
SHA1 hash: f5271aa81fdd5fdad6c385b691788bb66bc576eb
MD5 hash: 51594d6b7e82c4971ded4889197cc587
humanhash: kitten-kentucky-twenty-maine
File name:file
Download: download sample
Signature AgentTesla
Create hunting rule
File size:89'088 bytes
First seen:2023-07-12 14:11:47 UTC
Last seen:2023-07-12 14:42:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:IkS07t1MVRZo4lgQ4Bj4ozyXt3sydyc4F9nY++cq7EQQ9dcfS95ct4KY6lLiHnJH:5SY8Vi23tmFpJq7OcS95c7leHR
Threatray 5'400 similar samples on MalwareBazaar
TLSH T1F8935B01DF8CAD52CABCCD798CF315540FBCA3E6E212D2C69D8452E4D9EB7E0790568A
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 f2b2ae8e8eb2b0b2 (11 x AveMariaRAT, 8 x AgentTesla, 2 x RemcosRAT)
Reporter jstrosch
Tags:.NET AgentTesla exe MSIL

Intelligence

File Origin
# of uploads :
2
# of downloads :
312
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
INTERGOMA SHPK invoice.xls
Verdict:
Malicious activity
Analysis date:
2023-07-12 06:16:21 UTC
Tags:
exploit cve-2017-11882 opendir loader agenttesla stealer
Link:
https://app.any.run/tasks/9fc58da2-eeed-48ac-ae01-5fb4b7233e29

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/416865/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.68119959.7360.4237.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Creating a window
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
floxif lokibot packed virus
Link:
https://www.filescan.io/uploads/64aeb4b56da82c3a59cc1cc7/reports/3c8ef8c5-01ae-49f4-8307-c797f6a59dbc/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f3e77dbb-8947-499e-ad68-4562ded40b85
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1271837
Signature
.NET source code contains potential unpacker
Drops VBS files to the startup folder
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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: Drops script at startup location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1271837 Sample: file.exe Startdate: 12/07/2023 Architecture: WINDOWS Score: 100 54 Found malware configuration 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 Yara detected Telegram RAT 2->58 60 7 other signatures 2->60 7 file.exe 15 6 2->7         started        12 wscript.exe 1 2->12         started        process3 dnsIp4 38 web.fe.1drv.com 7->38 40 onedrive.live.com 7->40 42 2 other IPs or domains 7->42 24 C:\Users\user\AppData\Roaming\Wyppn.exe, PE32 7->24 dropped 26 C:\Users\user\...\Wyppn.exe:Zone.Identifier, ASCII 7->26 dropped 28 C:\Users\user\AppData\Roaming\...\Wyppn.vbs, ASCII 7->28 dropped 30 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 7->30 dropped 68 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->68 70 May check the online IP address of the machine 7->70 72 Drops VBS files to the startup folder 7->72 74 Injects a PE file into a foreign processes 7->74 14 file.exe 2 7->14         started        18 Wyppn.exe 14 5 12->18         started        file5 signatures6 process7 dnsIp8 44 api4.ipify.org 64.185.227.156, 443, 49701 WEBNXUS United States 14->44 46 api.ipify.org 14->46 76 Tries to steal Mail credentials (via file / registry access) 14->76 78 Installs a global keyboard hook 14->78 48 web.fe.1drv.com 18->48 50 onedrive.live.com 18->50 52 2 other IPs or domains 18->52 80 Multi AV Scanner detection for dropped file 18->80 82 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->82 84 May check the online IP address of the machine 18->84 86 2 other signatures 18->86 20 Wyppn.exe 2 18->20         started        signatures9 process10 dnsIp11 32 173.231.16.76, 443, 49704 WEBNXUS United States 20->32 34 api4.ipify.org 20->34 36 api.ipify.org 20->36 62 Tries to steal Mail credentials (via file / registry access) 20->62 64 Tries to harvest and steal browser information (history, passwords, etc) 20->64 66 Installs a global keyboard hook 20->66 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wlrzstv3olqnzthhcfgaopzjc6ej7ie2ga3negqppkfxcxvhpkgq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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97b9d63fe195249b2862a13c72cc88f4cb736f846eb91188de18984c231d168b
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a8ddb09a16d9a6989c8bdd783722c939082bc42b871b3cbfe1cfd8532176fe0c
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aa23406d036894ae210e0531e6014c1377bdb409619cde6143e69d0a8dc7b85b
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AgentTesla
+ 5'390 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230712-rht34ade77/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Drops startup file
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6381763542:AAGPjs0vqAwhS1NRGwd5klpiWT8aP65rMm4/
Unpacked files
SH256 hash:
b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d
MD5 hash:
51594d6b7e82c4971ded4889197cc587
SHA1 hash:
f5271aa81fdd5fdad6c385b691788bb66bc576eb
Link:
https://www.unpac.me/results/b28c5b29-1ade-4d6f-b28d-ae07b5c3b31f/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b2e3994ebb72/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/b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d

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 b2e3994ebb72e0dccce7114c073f2917889fa09a3036d21a0f7a8b715ea77a8d

(this sample)

  
Delivery method
Distributed via web download
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/416865/

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