MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 475bf2a23c54406a6f6e4ac69ec99e6f2f7758e994b8b68d6bab71af54a358f2. 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: 16
| SHA256 hash: | 475bf2a23c54406a6f6e4ac69ec99e6f2f7758e994b8b68d6bab71af54a358f2 |
|---|---|
| SHA3-384 hash: | 7fe100b3f0dc064e05cfeb202cd826fc465e97e1da8438cb4e78b581074a8c28524c55f2bc686a7d5b71d9057d56038f |
| SHA1 hash: | f8f68bd5381efebeed80c1fc59c67e3d85407ff4 |
| MD5 hash: | ef82536165f246d38dbc72f02c2593cb |
| humanhash: | autumn-comet-zebra-fifteen |
| File name: | Payment CopyúPDF.scr |
| Download: | download sample |
| Signature | Formbook |
| File size: | 2'449'408 bytes |
| First seen: | 2024-04-03 12:57:33 UTC |
| Last seen: | 2024-04-08 07:50:29 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger) |
| ssdeep | 24576:iwJ9GJuHxNIt9LA7/gWXUI3rwTXaLsGBYzXg8vPe4lQLc8EYanY+2XQdSXNxhN8n:bkcyGbG2sZ5lQLPod6x3pZOo1 |
| Threatray | 4'202 similar samples on MalwareBazaar |
| TLSH | T1D1B5D092732754EAD428B43BD51FAADD1DD266432220A3AF3D7D32C203066D29E95C7F |
| TrID | 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.0% (.EXE) Win64 Executable (generic) (10523/12/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.2% (.EXE) Win32 Executable (generic) (4504/4/1) 1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| Reporter |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
304
Origin country :
HUVendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
475bf2a23c54406a6f6e4ac69ec99e6f2f7758e994b8b68d6bab71af54a358f2.exe
Verdict:
Malicious activity
Analysis date:
2024-04-03 13:47:50 UTC
Tags:
evasion agenttesla stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Moving a file to the Program Files subdirectory
Replacing files
Creating a process with a hidden window
Creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Trojan.Generic
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
Verdict:
Malicious
Result
Threat name:
AgentTesla, PureLog Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-03-29 12:27:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
20 of 24 (83.33%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla_v4
agenttesla
Similar samples:
+ 4'192 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Score:
10/10
Tags:
family:agenttesla family:zgrat keylogger rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
AgentTesla
Detect ZGRat V1
ZGRat
Unpacked files
SH256 hash:
11e4bfa54b8652e39a37d4629abe2f735c2c77f34efd8c68963a1b2bca1ea180
MD5 hash:
03b1d40cd22e1cd8efe03d405a5c1565
SHA1 hash:
b084c160327ba6798fe1f7fa98601323cb24885e
SH256 hash:
ccd59748cdf7a55f380c1865e39894c6e95ba6d9cfae8d34443b25006a8a07f6
MD5 hash:
267cc3f0521bacae0fdd4faa715cb00f
SHA1 hash:
a0bc749c5ee61997f796b9c3a03cc88048f1b25a
Detections:
AgentTesla
win_agent_tesla_g2
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Agenttesla_type2
INDICATOR_SUSPICIOUS_Binary_References_Browsers
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
INDICATOR_EXE_Packed_GEN01
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
1f80283b63eb0f05d413ac7b04d9365890644ea261f7da6702213757dc618ebd
MD5 hash:
25414b661d855bb4575bbdf3a5450fcc
SHA1 hash:
8d8716f2b61c364f050cf6d8d9cc40097655c2da
SH256 hash:
f8ab2a23819ed56831de659579180af6f496d6c1d3434f5d7e8a98c9e4491a92
MD5 hash:
c683fe5ed796b8cfc4308bacc64cf382
SHA1 hash:
5a587a13473c370b0c479121422a917b5274fb63
SH256 hash:
78f73e1734daa918b253517c75971fbb8df773a3d77d02a752e9a0ad1711a677
MD5 hash:
f9d2985aa1c41cca281321fffb5ed424
SHA1 hash:
3a7a58d2dcae2762882357ae34d372744b1dbb9d
SH256 hash:
475bf2a23c54406a6f6e4ac69ec99e6f2f7758e994b8b68d6bab71af54a358f2
MD5 hash:
ef82536165f246d38dbc72f02c2593cb
SHA1 hash:
f8f68bd5381efebeed80c1fc59c67e3d85407ff4
Malware family:
AgentTesla
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| 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
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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