MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f1c80232eaed26af259c818427b444f12057b9329804da8ded13ec9fd20d3413. 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: | f1c80232eaed26af259c818427b444f12057b9329804da8ded13ec9fd20d3413 |
|---|---|
| SHA3-384 hash: | 88f148731610ad0ca7c1b925598902bde411a5a4f80ba906290c65207d177ea866d468c48f90bf8c1cfbad411cc1f3d2 |
| SHA1 hash: | 854589e5ea918e9033e56216a7f3d6bfd6dec59a |
| MD5 hash: | 2ede82a76d48e1a1cf3d3c55b18db290 |
| humanhash: | may-nevada-earth-lake |
| File name: | Me jpg jpg jpg jpg jpg.exe |
| Download: | download sample |
| Signature | FormBook |
| File size: | 813'568 bytes |
| First seen: | 2020-08-31 10:35:08 UTC |
| Last seen: | 2020-08-31 12:17:30 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger) |
| ssdeep | 12288:hQdpEpX2lQK07adpmxtiO1XbIydQl79VYtn3cEsSLmqVJCQ3LjRnterXZEW2acu:hqoa7mxhcR79m3BLlVkaFn68ac |
| Threatray | 2'248 similar samples on MalwareBazaar |
| TLSH | DC05D017131D9B2ED81877B9349010DCE2F16F82FB38E1D8ED4B31EA682624DA5DD693 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook Yahoo |
abuse_ch
Malspam distributing FormBook:HELO: sonic307-7.consmr.mail.ir2.yahoo.com
Sending IP: 87.248.110.32
From: mobili sarl <sabrinahamper3@yahoo.com>
Reply-To: sabrinahamper3@yahoo.com
Subject: Re: INDUSTRIAL ORDER
Attachment: Designs _Invoice_logo_me_Pictures_pdf.zip (contains "Me jpg jpg jpg jpg jpg.exe")
Intelligence
File Origin
# of uploads :
2
# of downloads :
158
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Benign windows process drops PE files
Detected FormBook malware
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2020-08-31 03:30:20 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'238 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat persistence spyware trojan stealer family:formbook
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.yofdyk.com/hha/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
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
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