MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 45a1bb88d5e48989369b90d346c9d706a24c8b1205c4358b6a3bda278aeee6cf. 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: 8
| SHA256 hash: | 45a1bb88d5e48989369b90d346c9d706a24c8b1205c4358b6a3bda278aeee6cf |
|---|---|
| SHA3-384 hash: | 82fc9593391fb72288789e6ab2b6fa94b73716b88f1ce6d6430f42945f1a11af27908cdc17118860e75c8812749c648e |
| SHA1 hash: | 0e3bdf30078ad48b6063ad1659c9137361e05d62 |
| MD5 hash: | 5501968e3d70e460b4475fd8f9e0a9e6 |
| humanhash: | undress-pizza-arizona-triple |
| File name: | trasferimento bancario.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'706'096 bytes |
| First seen: | 2020-08-03 13:54:33 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 5b07fe93f682d6b1b3b4d415582d568f (2 x RemcosRAT, 2 x Formbook, 1 x Loki) |
| ssdeep | 24576:+RxKd+A3RX20qfa806zZgMlXIqOUArsqmyiSCyiSVUJEq7zvVJf9w9:+RxK5qv3zZVhlZfyiSCyiSV/CznFw9 |
| Threatray | 5'240 similar samples on MalwareBazaar |
| TLSH | F885C023F2D2F53EC3BA9AF45CA96B445B18FD4126105C8E62F53C69CA36910B8F325D |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
abuse_ch
Malspam distributing unidentified malware:HELO: tur2.hipotenus.com
Sending IP: 213.159.30.161
From: office <salhuneidi@gulfcryo.com>
Subject: Ri: Ri: Ri: MERO CO.
Attachment: 07-20-2020_06-59-10-PM.zip (contains "trasferimento bancario.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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)
Detected FormBook malware
Injects a PE file into a foreign processes
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)
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 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.Trojan.Delf
Status:
Malicious
First seen:
2020-08-03 13:56:23 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 5'230 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat trojan spyware stealer family:formbook persistence evasion
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Modifies system certificate store
Enumerates system info in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of SendNotifyMessage
Modifies Internet Explorer settings
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Adds Run key to start application
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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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