MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5d3648c48679460b3ed01c575cdcf8ededb3319c0bac8356930adb38dd142a41. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: 5d3648c48679460b3ed01c575cdcf8ededb3319c0bac8356930adb38dd142a41
SHA3-384 hash: 1b2a0a3c0ec0dbe946959c30c666af0fa0b8e4b96da19e7e80c34e64306de8704de99ff2af11fc1136c09cef7097332b
SHA1 hash: a0c2c9a31d0bab02df8ede366773714e1c3c0f79
MD5 hash: 2b3d7bc74da6ab9d209bfba1d7bd3102
humanhash: golf-december-maine-table
File name:Req Invoice.exe
Download: download sample
Signature Formbook
File size:240'247 bytes
First seen:2021-06-02 20:54:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:cQq2cbdqsfNBV8GuHOfQZdf0dHoXqRpaJWkR/CulaZ:PcbdqsNfQ8dHoXqbaJBDy
Threatray 5'563 similar samples on MalwareBazaar
TLSH 5834122F76E554BBD1838BB005F30FA1E738B3091369371B67A02F2665365C2DC2A693
Reporter malwarelabnet
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
217
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Req Invoice.exe
Verdict:
Malicious activity
Analysis date:
2021-06-02 21:08:19 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
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser 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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Sigma detected: CMSTP Execution Process Creation
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: 428715 Sample: Req Invoice.exe Startdate: 02/06/2021 Architecture: WINDOWS Score: 100 35 www.moneyhuntercom.info 2->35 37 moneyhuntercom.info 2->37 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 10 other signatures 2->49 11 Req Invoice.exe 20 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\Local\...\System.dll, PE32 11->33 dropped 59 Maps a DLL or memory area into another process 11->59 15 Req Invoice.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 6 15->18 injected process9 dnsIp10 39 www.chothuenhaxuongtphcm.com 115.84.183.224, 49731, 80 VTDC-AS-VNVietel-CHTCompamyLtdVN Viet Nam 18->39 41 www.series.onl 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 cmstp.exe 18->22         started        25 autoconv.exe 18->25         started        27 autochk.exe 18->27         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 29 cmd.exe 1 22->29         started        process14 process15 31 conhost.exe 29->31         started       
Threat name:
Win32.Trojan.BitRat
Status:
Malicious
First seen:
2021-05-27 01:20:45 UTC
AV detection:
23 of 46 (50.00%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
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
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.moneyhuntercom.info/ngvm/
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: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

File information


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

Comments