MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4b183077cbfa209aab597f0cfe66178add15a0d590ba3abdf170ae708617bfef. 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
ModiLoader
Vendor detections: 10
| SHA256 hash: | 4b183077cbfa209aab597f0cfe66178add15a0d590ba3abdf170ae708617bfef |
|---|---|
| SHA3-384 hash: | dbc5a642b9b833d158d0a7dd703608569e75204bd32cf30595a1dccf6227304044f88a687c19ce47f033737c4acc18e6 |
| SHA1 hash: | 81802cdc26cd23f07c87369bceeef346fc6764d5 |
| MD5 hash: | d441c317c91b2d02fd7118d9395391de |
| humanhash: | november-mars-bacon-north |
| File name: | Vyvfiah_Signed_.exe |
| Download: | download sample |
| Signature | ModiLoader |
| File size: | 984'024 bytes |
| First seen: | 2020-10-05 11:45:40 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 8dadb07b7d4cd20e1b2cc994c690a7d3 (7 x ModiLoader, 3 x Loki, 1 x Pony) |
| ssdeep | 12288:kB/Z3LDx5poUjzEKGsMDTOVeryD+X1pSlRk1/jYGloIZLIyADyJCC5jdmp65dy3N:EImI8hXXhb/op3detKEIddHl8N |
| Threatray | 3'577 similar samples on MalwareBazaar |
| TLSH | 28258D12B252D432D03216749F6B82EC892D7FA13D54684B36E93F7F2E362D2741A94F |
| Reporter |  abuse_ch |
| Tags: | exe ModiLoader |
abuse_ch
Malspam distributing ModiLoader:HELO: carbonteknoloji.com
Sending IP: 80.93.208.249
From: marcegaglia <info@marcegaglia.com>
Subject: Re: Re: Proforma fatura
Attachment: Proforma fatura.zip (contains "Vyvfiah_Signed_.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Launching cmd.exe command interpreter
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Detected FormBook malware
Injects a PE file into a foreign processes
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Steal Google chrome login data
System process connects to network (likely due to code injection or exploit)
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)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2020-10-05 06:49:05 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'567 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat persistence trojan family:modiloader spyware stealer family:formbook
Behaviour
Modifies Internet Explorer settings
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook Payload
ModiLoader Second Stage
Formbook
ModiLoader, DBatLoader
Malware Config
C2 Extraction:
http://www.mansiobok3.info/m3px/
Unpacked files
SH256 hash:
4b183077cbfa209aab597f0cfe66178add15a0d590ba3abdf170ae708617bfef
MD5 hash:
d441c317c91b2d02fd7118d9395391de
SHA1 hash:
81802cdc26cd23f07c87369bceeef346fc6764d5
Detections:
win_dbatloader_auto
SH256 hash:
db6e7769d7965143709858974787eeaf3a914622d5107f4aa0426d0348a49df7
MD5 hash:
10317e631cec743b5a659ebb9daee58d
SHA1 hash:
1f2655c1d1c533a20d38df2de227fc4677ccdf28
Detections:
win_dbatloader_g0
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: | win_dbatloader_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
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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