MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c764bf06209113f83fe298495818adf186b5746c299ac93aab0d8ff4f080626c. 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 4 File information Comments

SHA256 hash: c764bf06209113f83fe298495818adf186b5746c299ac93aab0d8ff4f080626c
SHA3-384 hash: 3b272ed01af69079560400e6069af391e0a24f3a40eb0ab288ceefed7d92af206f66434f68f068e1db85bc0078b64ce6
SHA1 hash: 3011e231d78c6e5262a1b043c6989b36261bf6a2
MD5 hash: bf3793e8642b791d228851dd381c3090
humanhash: equal-bacon-johnny-oklahoma
File name:RFQ.exe
Download: download sample
Signature Formbook
File size:472'210 bytes
First seen:2021-06-14 10:48:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 12288:gWBO4yMNza0PeenAaswNXjQO2z3Ob6J/7w4q174:vOue0PeBasuXjQO2z35GN174
Threatray 5'801 similar samples on MalwareBazaar
TLSH C2A401DA49F9C67BE85D4A30497AFF254E789FCC3702260BCB94BDAA3CE63C66440411
Reporter lowmal3
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
177
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ.exe
Verdict:
Malicious activity
Analysis date:
2021-06-14 10:54:42 UTC
Tags:
installer

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
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
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
Found malware configuration
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 434127 Sample: RFQ.exe Startdate: 14/06/2021 Architecture: WINDOWS Score: 100 29 www.jimsklena.com 2->29 31 jimsklena.com 2->31 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 3 other signatures 2->55 9 RFQ.exe 20 2->9         started        13 explorer.exe 2->13         started        signatures3 process4 dnsIp5 27 C:\Users\user\AppData\Local\...\System.dll, PE32 9->27 dropped 57 Tries to detect virtualization through RDTSC time measurements 9->57 59 Injects a PE file into a foreign processes 9->59 16 RFQ.exe 9->16         started        33 genetikfatura.com 160.153.246.73, 49755, 80 GODADDY-AMSDE United States 13->33 35 thefritzserpong.com 45.13.255.9, 49759, 80 AS-HOSTINGERLT Lithuania 13->35 37 15 other IPs or domains 13->37 61 System process connects to network (likely due to code injection or exploit) 13->61 19 cmd.exe 13->19         started        21 autochk.exe 13->21         started        file6 signatures7 process8 signatures9 39 Modifies the context of a thread in another process (thread injection) 16->39 41 Maps a DLL or memory area into another process 16->41 43 Sample uses process hollowing technique 16->43 45 Queues an APC in another process (thread injection) 16->45 47 Tries to detect virtualization through RDTSC time measurements 19->47 23 cmd.exe 1 19->23         started        process10 process11 25 conhost.exe 23->25         started       
Threat name:
Win32.Spyware.Noon
Status:
Malicious
First seen:
2021-06-14 10:48:39 UTC
AV detection:
12 of 29 (41.38%)
Threat level:
  2/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.asconstructionin.com/m3rc/
Unpacked files
SH256 hash:
c764bf06209113f83fe298495818adf186b5746c299ac93aab0d8ff4f080626c
MD5 hash:
bf3793e8642b791d228851dd381c3090
SHA1 hash:
3011e231d78c6e5262a1b043c6989b36261bf6a2
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

File information


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

Malspam

Formbook

Executable exe c764bf06209113f83fe298495818adf186b5746c299ac93aab0d8ff4f080626c

(this sample)

  
Delivery method
Distributed via e-mail attachment

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