MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 6e745173728ce6d87d82bada51291e433dcd5f72465c8610ce2027a01841299b. 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: 10
| SHA256 hash: | 6e745173728ce6d87d82bada51291e433dcd5f72465c8610ce2027a01841299b |
|---|---|
| SHA3-384 hash: | e82fc722f72aabdf340032001e9c00bccff7193b2d304345b7927e2b5cb627941e159a32f4fd55c3f4b0c8fdea707300 |
| SHA1 hash: | dd8886555f629e13b8c123fb93faa35d6bf4c7de |
| MD5 hash: | 9b3e3201e17442a58e6ff7de9a19f2a8 |
| humanhash: | wisconsin-robert-fruit-mango |
| File name: | 9b3e3201e17442a58e6ff7de9a19f2a8 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 259'584 bytes |
| First seen: | 2023-07-26 06:50:05 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 6144:xoJYB+N/DZSwpnxiBh2CSTaR0VvVbfJx4rSvUs:WJo+N/5UBsQ0Bx4rSc |
| Threatray | 1'215 similar samples on MalwareBazaar |
| TLSH | T13C44E50776459AE0C3486771C3E7022093B5D6D776F3EA8A3E8A12E50D067A9BC496CF |
| TrID | 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.8% (.SCR) Windows screen saver (13097/50/3) 8.7% (.EXE) Win64 Executable (generic) (10523/12/4) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
268
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9b3e3201e17442a58e6ff7de9a19f2a8
Verdict:
Malicious activity
Analysis date:
2023-07-26 06:53:10 UTC
Tags:
evasion
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Adding an exclusion to Microsoft Defender
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Ratenjay
Status:
Malicious
First seen:
2023-07-25 23:33:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 1'205 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
persistence
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Executes dropped EXE
Unpacked files
SH256 hash:
6e745173728ce6d87d82bada51291e433dcd5f72465c8610ce2027a01841299b
MD5 hash:
9b3e3201e17442a58e6ff7de9a19f2a8
SHA1 hash:
dd8886555f629e13b8c123fb93faa35d6bf4c7de
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | 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.
Web download
Delivery method
Distributed via web download
Comments
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