MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b8077e8035ac52ad15aedcef7914871b6f02d2ea5ac956b0dd1d07ac85f9eda. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments

SHA256 hash: 5b8077e8035ac52ad15aedcef7914871b6f02d2ea5ac956b0dd1d07ac85f9eda
SHA3-384 hash: 47c48d801ab5230bcb5729b37b50fb3febfb421e7d6e7754fbe72c0920ea0f16cdc08cde473f4f0a01166b9cab4dafe3
SHA1 hash: 4ad8331960fafc4962de4fcc21a8a5166b000722
MD5 hash: e6abdd6a13bf4449e4d5923a660c152a
humanhash: west-winter-potato-orange
File name:New order 201534.pdf.exe
Download: download sample
Signature Formbook
File size:496'244 bytes
First seen:2021-05-25 06:35:18 UTC
Last seen:2021-05-25 07:02:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 12288:0GxpZWbMfyJtWoDVBoUt3TP8zxKOKs1VXx:PpZp3sfoG3TkoKVx
Threatray 5'378 similar samples on MalwareBazaar
TLSH 0AB4024176848C23E3749D36C5E2CB69C17D2A4EBE4287935B947E0BB5DCAD1FE022C6
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
New order 201534.pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-05-25 06:49:29 UTC
Tags:
installer trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Sending a UDP request
Modifying a system executable file
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspicious Double Extension
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
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 423622 Sample: New order 201534.pdf.exe Startdate: 25/05/2021 Architecture: WINDOWS Score: 100 31 www.infooro.com 2->31 33 www.adenyabeachotel.com 2->33 35 prod-sav-park-lb01-1919960993.us-east-2.elb.amazonaws.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 8 other signatures 2->49 11 New order 201534.pdf.exe 21 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\System.dll, PE32 11->29 dropped 59 Maps a DLL or memory area into another process 11->59 15 New order 201534.pdf.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.premiernmhomes.com 173.239.8.164, 49760, 80 WEBAIR-INTERNETUS United States 18->37 39 www.asian-spicy.com 23.100.12.183, 49759, 80 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 18->39 41 15 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 colorcpl.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Threat name:
Win32.Spyware.Noon
Status:
Malicious
First seen:
2021-05-25 06:36:09 UTC
AV detection:
4 of 46 (8.70%)
Threat level:
  2/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader loader rat
Behaviour
Gathers network information
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Blocklisted process makes network request
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.richgranddad.com/sbqi/
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Formbook
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Author:Slavo Greminger, SWITCH-CERT

File information


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

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