MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d2b880fc3d1f874e31d23a37b38f75ceb1162c21ce895aec8dbec7f9c952f8f2. 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: 9
| SHA256 hash: | d2b880fc3d1f874e31d23a37b38f75ceb1162c21ce895aec8dbec7f9c952f8f2 |
|---|---|
| SHA3-384 hash: | 85f7c85781f25cf531bfc0d79cbae60d3795273bc6ec44984a185d54954dcdb2ba4c91e0cddc4529155ea800c17717e3 |
| SHA1 hash: | 8861e97be50a1e3469aa23223aafc9555ed5cfe8 |
| MD5 hash: | 3851149c08a5afad1639f6cbf2234fda |
| humanhash: | yellow-jersey-hawaii-nineteen |
| File name: | INVOICE00891.exe |
| Download: | download sample |
| Signature | FormBook |
| File size: | 664'064 bytes |
| First seen: | 2020-08-07 13:21:06 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger) |
| ssdeep | 12288:P8qlAp4gpbgtYmndtenamTxte4zdgWRZX7F4MMs+EYOEg0sWFdSkS2VSDyB2keZV:Uqlc4SbgTnUamt8lCx |
| Threatray | 5'155 similar samples on MalwareBazaar |
| TLSH | BFE4069D761072DEC857CC76CA681C64EB907CBB830BD643A05335D9AA6D897CF680F2 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
abuse_ch
Malspam distributing FormBook:HELO: alnassar.com.sa
Sending IP: 162.244.93.110
From: Fischquelle-Frost OHG <kontakt@fischquelle-frost.de>
Reply-To: kontakt@fischquelle-frost.de
Subject: Please confirm payment..
Attachment: INVOICE00891.exe
Intelligence
File Origin
# of uploads :
1
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
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
Detected FormBook malware
Initial sample is a PE file and has a suspicious name
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)
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.Kryptik
Status:
Malicious
First seen:
2020-08-07 13:23:05 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 5'145 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat spyware evasion trojan stealer family:formbook
Behaviour
Modifies Internet Explorer settings
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Reads user/profile data of web browsers
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.91
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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