MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535. 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


Formbook


Vendor detections: 20


Intelligence 20 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535
SHA3-384 hash: 3b669b5829c569a71741b9412ab2bc3912e29911c5910fc23c1682518a5ce4d543e2728566d9057b0fd27182356b85a9
SHA1 hash: 64f6a10011a7a0abbec380ccbf7a14b0d6f9d3fe
MD5 hash: fe00001d0db956e36c44daf67d62bab6
humanhash: fix-september-hamper-xray
File name:Swift.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:704'008 bytes
First seen:2024-05-28 14:54:38 UTC
Last seen:2024-05-29 10:56:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'471 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:SfCVmyE2ov9tg9M2SQEpGExrCwKEE5KrdYc8LzeGqI6c1BLy0CxLlIL1VeiewNON:dmn2ojg93zEpHrCwKwdYc8Jl1BpCxCI1
Threatray 853 similar samples on MalwareBazaar
TLSH T1E2E42398336C12C3D3545EF289B46613A9F2708A6970EBD93CDC90E98DD1BD53921A3F
TrID 61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.1% (.SCR) Windows screen saver (13097/50/3)
8.9% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon e8963351513b8ee8 (9 x AgentTesla, 4 x Formbook, 1 x Neshta)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
398
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535.exe
Verdict:
Malicious activity
Analysis date:
2024-05-28 14:57:20 UTC
Tags:
evasion smtp exfiltration stealer agenttesla
Link:
https://app.any.run/tasks/27cbf6b8-c741-4ae9-809f-1ea5b166ba3e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.1766.913.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6655f0643d0e5a324e765468win7simulatehigh_evasion
Tags:
Banker Encryption Execution Network Static Dexter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
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
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/6655f04e9c0b71aaf52a2f6f/reports/cfba4e92-8292-408a-81e4-0b34a1e78cda/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0725bff2-ef3c-4840-a639-10ad29b67ac7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1448907
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp 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 harvest and steal ftp login credentials
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: 1448907 Sample: Swift.exe Startdate: 29/05/2024 Architecture: WINDOWS Score: 100 53 mail.bonnyriggdentalsurgery.com.au 2->53 55 ip-api.com 2->55 57 api.ipify.org 2->57 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 Antivirus / Scanner detection for submitted sample 2->69 71 12 other signatures 2->71 8 Swift.exe 7 2->8         started        12 rLUWoglBodaOvF.exe 5 2->12         started        14 YVCcTv.exe 2->14         started        16 YVCcTv.exe 2->16         started        signatures3 process4 file5 49 C:\Users\user\AppData\...\rLUWoglBodaOvF.exe, PE32 8->49 dropped 51 C:\Users\user\AppData\Local\...\tmpBCF9.tmp, XML 8->51 dropped 89 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->89 91 Uses schtasks.exe or at.exe to add and modify task schedules 8->91 93 Writes to foreign memory regions 8->93 101 3 other signatures 8->101 18 RegSvcs.exe 15 4 8->18         started        23 powershell.exe 23 8->23         started        25 powershell.exe 23 8->25         started        27 schtasks.exe 1 8->27         started        95 Antivirus detection for dropped file 12->95 97 Multi AV Scanner detection for dropped file 12->97 99 Machine Learning detection for dropped file 12->99 29 RegSvcs.exe 12->29         started        31 schtasks.exe 12->31         started        33 conhost.exe 14->33         started        35 conhost.exe 16->35         started        signatures6 process7 dnsIp8 59 mail.bonnyriggdentalsurgery.com.au 192.254.225.166, 49711, 49715, 587 UNIFIEDLAYER-AS-1US United States 18->59 61 ip-api.com 208.95.112.1, 49709, 49714, 80 TUT-ASUS United States 18->61 63 api.ipify.org 104.26.12.205, 443, 49708, 49713 CLOUDFLARENETUS United States 18->63 47 C:\Users\user\AppData\Roaming\...\YVCcTv.exe, PE32 18->47 dropped 73 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->73 75 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 18->75 77 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->77 87 2 other signatures 18->87 79 Loading BitLocker PowerShell Module 23->79 37 WmiPrvSE.exe 23->37         started        39 conhost.exe 23->39         started        41 conhost.exe 25->41         started        43 conhost.exe 27->43         started        81 Tries to steal Mail credentials (via file / registry access) 29->81 83 Tries to harvest and steal ftp login credentials 29->83 85 Tries to harvest and steal browser information (history, passwords, etc) 29->85 45 conhost.exe 31->45         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-05-28 12:24:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4cr3s5lg7226vyhojzummk4qssiulazbw24jvoxwfukbhkh7iu2q._file
Verdict:
malicious
Similar samples:
3f21d320d61d49c7cda056fc1206071a72fe9823e43be4d97763ec0603b0772a
Formbook
6335b9e2204cdd0a2c6cbd39296aa6b409e46a3ec9ccec992423e65ddae20f30
Formbook
658d1072c3f7acceb9e9b582c5ea2ae076e02941d602d71ffe22812a592e78c8
Formbook
682ee46ae4bbfeab3f43ed29b2957d70c9b8248ec10a2ebe2481c645d1757cf7
Formbook
e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535
Formbook
+ 843 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla execution keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240528-safq6she71/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Command and Scripting Interpreter: PowerShell
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4d6cca91-2bc9-4854-9f8c-593deb51aded
Unpacked files
SH256 hash:
49b8fd9b1c0e24e33d0e11b7f2110ad0550c72bdb1c856393fc82f5bd627d59d
MD5 hash:
217530ac182a69b1dd94935ec80ff625
SHA1 hash:
a1e877b22655b069c22593cc0e6ebd67e940dd2c
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_SUSPICIOUS_EXE_SandboxHookingDLL
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/e5bd1ba0-7eec-4925-a69b-f46fcb64e31e/
SH256 hash:
0f356a74fbed5183d43d8a071cc0188d6966d0b3c13765da292365e252d34249
MD5 hash:
075b1d8d149be6bdfb6e3bae5c0c0cdd
SHA1 hash:
669f4b2c9cfffc76d66bba263a9b15fb056d1f51
Link:
https://www.unpac.me/results/e5bd1ba0-7eec-4925-a69b-f46fcb64e31e/
SH256 hash:
77a4a8b9c0f1c67da11f5c6805980c47096cdf0d65488b90e81b5f10e6e76d01
MD5 hash:
87ab6a3dfc54829cf471d436c3bd65ac
SHA1 hash:
50ed69a561a9c1f2b35e7c17a4e1bec090a14f08
Link:
https://www.unpac.me/results/e5bd1ba0-7eec-4925-a69b-f46fcb64e31e/
SH256 hash:
10f0c25efc2619e3a9fdb44bc552cc54fe5f12ecd519065b80414c4766e36c10
MD5 hash:
32de83f2bd4983e534ae005ad1e35c11
SHA1 hash:
3956a33e466ce9ec54a6f4d5f6e00d2837ccb04c
Link:
https://www.unpac.me/results/e5bd1ba0-7eec-4925-a69b-f46fcb64e31e/
SH256 hash:
e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535
MD5 hash:
fe00001d0db956e36c44daf67d62bab6
SHA1 hash:
64f6a10011a7a0abbec380ccbf7a14b0d6f9d3fe
Detections:
INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Link:
https://www.unpac.me/results/e5bd1ba0-7eec-4925-a69b-f46fcb64e31e/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e0a3b97566fe/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535

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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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

Formbook

Executable exe e0a3b97566feb5eae0ee4e68c62b909491458321b6b89abaf62d1413a8ff4535

(this sample)

  
Delivery method
Distributed via e-mail attachment

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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