MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9f95f4853acbd95142dba6914c2c87ad89d1c1db87ae6ea95ada23d63635c9d. 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


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: a9f95f4853acbd95142dba6914c2c87ad89d1c1db87ae6ea95ada23d63635c9d
SHA3-384 hash: 08392284ec97bc74e00e86509653fbe811e0b3aa30ceb5564dda319023ed8d08d759649917e2734d772eaafc8b440b5d
SHA1 hash: 5f4982f67339464ae87a24f439a595d8f771b605
MD5 hash: f34e1da4b251fe01ad1dde17a01e11d2
humanhash: mockingbird-missouri-mike-iowa
File name:f34e1da4b251fe01ad1dde17a01e11d2.exe
Download: download sample
Signature FormBook
File size:455'382 bytes
First seen:2020-08-05 13:56:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7c2c71dfce9a27650634dc8b1ca03bf0 (160 x Loki, 58 x Formbook, 55 x Adware.Generic)
ssdeep 12288:EanCGxl7TRggdXeLXEOoyn0flTrxls9wQFLZEJfML+t:qGxl7TQEO/n0lToeQVaVMLK
Threatray 5'318 similar samples on MalwareBazaar
TLSH 03A423219BE0FBA9D48374B284366993DF555D4122BE0753ABD42B8A3E13BD3670E4F0
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
98
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a file in the %AppData% subdirectories
Launching a process
Sending a UDP request
Launching cmd.exe command interpreter
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Detected FormBook malware
Hijacks the control flow in another process
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)
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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)
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 258005 Sample: Ky2CfH8FkA.exe Startdate: 05/08/2020 Architecture: WINDOWS Score: 100 47 www.9ycpbr.info 2->47 67 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->67 69 Malicious sample detected (through community Yara rule) 2->69 71 Yara detected FormBook 2->71 73 2 other signatures 2->73 12 Ky2CfH8FkA.exe 1 55 2->12         started        signatures3 process4 file5 39 C:\Users\user\AppData\...\autoexpce.dll, PE32 12->39 dropped 41 C:\Users\user\AppData\Roaming\...\AxImp.exe, PE32 12->41 dropped 43 C:\Users\user\...\ProjectAggregator.dll, PE32 12->43 dropped 45 6 other files (none is malicious) 12->45 dropped 15 rundll32.exe 12->15         started        process6 signatures7 85 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 15->85 87 Hijacks the control flow in another process 15->87 89 Maps a DLL or memory area into another process 15->89 18 cmd.exe 15->18         started        21 cmd.exe 15->21         started        process8 signatures9 55 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 18->55 57 Modifies the context of a thread in another process (thread injection) 18->57 59 Maps a DLL or memory area into another process 18->59 61 Queues an APC in another process (thread injection) 18->61 23 explorer.exe 18->23 injected 63 Detected FormBook malware 21->63 65 Tries to detect virtualization through RDTSC time measurements 21->65 process10 dnsIp11 49 motherdaughter.date 34.102.136.180, 49732, 80 GOOGLEUS United States 23->49 51 www.pepper.guide 23->51 53 www.motherdaughter.date 23->53 75 System process connects to network (likely due to code injection or exploit) 23->75 27 cmd.exe 1 17 23->27         started        signatures12 process13 file14 35 C:\Users\user\AppData\...\66Mlogrv.ini, data 27->35 dropped 37 C:\Users\user\AppData\...\66Mlogri.ini, data 27->37 dropped 77 Tries to steal Mail credentials (via file access) 27->77 79 Tries to harvest and steal browser information (history, passwords, etc) 27->79 81 Modifies the context of a thread in another process (thread injection) 27->81 83 Maps a DLL or memory area into another process 27->83 31 cmd.exe 1 27->31         started        signatures15 process16 process17 33 conhost.exe 31->33         started       
Threat name:
Win32.Trojan.CryptInject
Status:
Malicious
First seen:
2020-08-05 06:29:06 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Behaviour
NSIS installer
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.

Web download

FormBook

Executable exe a9f95f4853acbd95142dba6914c2c87ad89d1c1db87ae6ea95ada23d63635c9d

(this sample)

  
Delivery method
Distributed via web download

Comments