MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 70f4d4292ae1e84f9aba35df12e510161a98d453697ed8ce4bebb5fabdb71232. 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


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 70f4d4292ae1e84f9aba35df12e510161a98d453697ed8ce4bebb5fabdb71232
SHA3-384 hash: 77f415d2becb757219dd76bde449496d8dfbd8e680d06ce2b8c0dc7d944f0688fb4df61e8791cc25373faddd67361f4a
SHA1 hash: 43d6052501460d84275661520c732e1380518793
MD5 hash: 38f441527edd249d93a5c9ee0f37b1ba
humanhash: beryllium-eight-alpha-sierra
File name:38f441527edd249d93a5c9ee0f37b1ba.exe
Download: download sample
Signature Formbook
File size:948'736 bytes
First seen:2020-10-27 16:54:06 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 12288:WajXrEOk29uCxGEf3n9CQe2OqAzGVAwm9hKN:RjXQOB91GEP/MGVN
Threatray 4'030 similar samples on MalwareBazaar
TLSH 2B1519537A909950F1A9323BC27A820847F49B502693D337EDFF33AB0E17B6A79049D5
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
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)
Multi AV Scanner detection for submitted file
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
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 306131 Sample: K8bt1Tdyso.exe Startdate: 27/10/2020 Architecture: WINDOWS Score: 100 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Yara detected AntiVM_3 2->39 41 5 other signatures 2->41 10 K8bt1Tdyso.exe 3 2->10         started        process3 signatures4 49 Writes to foreign memory regions 10->49 51 Allocates memory in foreign processes 10->51 53 Injects a PE file into a foreign processes 10->53 13 RegSvcs.exe 10->13         started        process5 signatures6 55 Modifies the context of a thread in another process (thread injection) 13->55 57 Maps a DLL or memory area into another process 13->57 59 Sample uses process hollowing technique 13->59 61 2 other signatures 13->61 16 explorer.exe 13->16 injected process7 dnsIp8 27 www.funkytees.kiwi 202.124.241.178, 49733, 80 NETREGISTRY-AS-APNetRegistryPtyLtdAU Australia 16->27 29 www.breadultimatetalk.com 104.18.41.121, 49730, 80 CLOUDFLARENETUS United States 16->29 31 2 other IPs or domains 16->31 33 System process connects to network (likely due to code injection or exploit) 16->33 20 explorer.exe 16->20         started        signatures9 process10 signatures11 43 Modifies the context of a thread in another process (thread injection) 20->43 45 Maps a DLL or memory area into another process 20->45 47 Tries to detect virtualization through RDTSC time measurements 20->47 23 cmd.exe 1 20->23         started        process12 process13 25 conhost.exe 23->25         started       
Threat name:
ByteCode-MSIL.Spyware.Noon
Status:
Malicious
First seen:
2020-10-27 11:41:09 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  2/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Gathers network information
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.dagadia.com/pna/
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 70f4d4292ae1e84f9aba35df12e510161a98d453697ed8ce4bebb5fabdb71232

(this sample)

  
Delivery method
Distributed via web download

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