MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 56469fde7730da15f61f83e5aa2370cbe0adabc5d7487bf471fa16ee952d9237. 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


Intelligence 10 IOCs YARA File information Comments

SHA256 hash: 56469fde7730da15f61f83e5aa2370cbe0adabc5d7487bf471fa16ee952d9237
SHA3-384 hash: ef0912418b58db63502dfe60fba13f695b096c385e389219c652182efceb7b4fe5d7c092a8ba6147fc77b6e4703fe4b6
SHA1 hash: 2fcc484039bd85860999cfe39eec859f96f444bc
MD5 hash: a67b57e4f4a8f9700853979e4f153a24
humanhash: tango-rugby-diet-jupiter
File name:PO.exe
Download: download sample
Signature FormBook
File size:550'912 bytes
First seen:2020-08-04 10:51:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:yLrzaEpGMuii+OYt76eJrzZYgtiImnToOXL3d49IX9DtTXdRXworJMYG4za5k0OV:AaEt+hi7ZRzZYzR14K7TtRgY3e60Pa
Threatray 4'940 similar samples on MalwareBazaar
TLSH 4FC45A2933304B46C4355E34D0440E0E4EA6BE6C2CBEF13DF8ADF554E6BBA9246A5DC6
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: serve0.csspacificrimltd.pw
Sending IP: 104.168.140.207
From: Mr. Nhuong <info@csspacificrimltd.pw>
Subject: PURCHASE ORDER
Attachment: PO.arj (contains "PO.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
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)
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 256809 Sample: PO.exe Startdate: 04/08/2020 Architecture: WINDOWS Score: 100 51 www.wonderfulbrandcoffee.com 2->51 57 Malicious sample detected (through community Yara rule) 2->57 59 Yara detected AntiVM_3 2->59 61 Yara detected FormBook 2->61 63 5 other signatures 2->63 11 PO.exe 3 2->11         started        signatures3 process4 file5 45 C:\Users\user\AppData\Local\...\PO.exe.log, ASCII 11->45 dropped 69 Tries to detect virtualization through RDTSC time measurements 11->69 71 Injects a PE file into a foreign processes 11->71 15 PO.exe 11->15         started        18 PO.exe 11->18         started        20 PO.exe 11->20         started        signatures6 process7 signatures8 83 Modifies the context of a thread in another process (thread injection) 15->83 85 Maps a DLL or memory area into another process 15->85 87 Sample uses process hollowing technique 15->87 89 Queues an APC in another process (thread injection) 15->89 22 explorer.exe 3 6 15->22 injected process9 dnsIp10 53 www.yosoybokeh.com 172.67.178.82, 49759, 80 CLOUDFLARENETUS United States 22->53 55 www.nhatban24.info 22->55 43 C:\Users\user\AppData\...\bv3dufw7nc.exe, PE32 22->43 dropped 65 System process connects to network (likely due to code injection or exploit) 22->65 67 Benign windows process drops PE files 22->67 27 cmstp.exe 1 17 22->27         started        31 bv3dufw7nc.exe 3 22->31         started        33 bv3dufw7nc.exe 2 22->33         started        35 bv3dufw7nc.exe 22->35         started        file11 signatures12 process13 file14 47 C:\Users\user\AppData\...\9-Nlogrv.ini, data 27->47 dropped 49 C:\Users\user\AppData\...\9-Nlogri.ini, data 27->49 dropped 73 Detected FormBook malware 27->73 75 Tries to steal Mail credentials (via file access) 27->75 77 Tries to harvest and steal browser information (history, passwords, etc) 27->77 81 3 other signatures 27->81 37 cmd.exe 1 27->37         started        79 Injects a PE file into a foreign processes 31->79 39 bv3dufw7nc.exe 31->39         started        signatures15 process16 process17 41 conhost.exe 37->41         started       
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Status:
Malicious
First seen:
2020-08-04 07:36:29 UTC
AV detection:
36 of 48 (75.00%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Behaviour
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

FormBook

Executable exe 56469fde7730da15f61f83e5aa2370cbe0adabc5d7487bf471fa16ee952d9237

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments