MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e37dfc8bff63b600db19333f8f7902d4382bc970d6fa9e1faccad4b9e6a26d3e. 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 4 File information Comments

SHA256 hash: e37dfc8bff63b600db19333f8f7902d4382bc970d6fa9e1faccad4b9e6a26d3e
SHA3-384 hash: 2e7a0879fc2af9e37c228725d94a1657a3c7c50142e5a521b320338d667f62ebb081b367ef61b3fce0b3c8a5069cb1a0
SHA1 hash: 1ac78cef198b4f9bfe9903321e07f32f1e5054bf
MD5 hash: b0bf15dd2f63288f352b932e6082e8fe
humanhash: seventeen-video-april-burger
File name:Consignment Document PL&BL Draft.exe
Download: download sample
Signature Formbook
File size:213'267 bytes
First seen:2021-05-26 07:39:12 UTC
Last seen:2021-05-26 09:19:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:aQqgSlZZO9Ul5SVjmZPxRsU/guTeLxhApcb:vQHfTQSPfouTeLxecb
Threatray 5'429 similar samples on MalwareBazaar
TLSH A024124716C294FFF0538AB243A7AB76E3BC53083612597F6B743FE67914206890E297
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
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
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)
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)
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 424737 Sample: Consignment Document PL&BL ... Startdate: 26/05/2021 Architecture: WINDOWS Score: 100 31 www.secure-apps.info 2->31 33 www.maggiemarr.com 2->33 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 7 other signatures 2->47 11 Consignment Document PL&BL Draft.exe 20 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\System.dll, PE32 11->29 dropped 57 Maps a DLL or memory area into another process 11->57 15 Consignment Document PL&BL Draft.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 15->18 injected process9 dnsIp10 35 www.stmconstructlonllc.com 199.34.228.79, 49754, 80 WEEBLYUS United States 18->35 37 www.fsboomaha.com 173.239.5.6, 49737, 80 WEBAIR-INTERNETUS United States 18->37 39 17 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 msdt.exe 18->22         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Threat name:
Win32.Trojan.Tnega
Status:
Malicious
First seen:
2021-05-26 03:02:19 UTC
AV detection:
7 of 46 (15.22%)
Threat level:
  5/5
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 FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.cozinhablog.com/cu6s/
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_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.

Malspam

Formbook

Executable exe e37dfc8bff63b600db19333f8f7902d4382bc970d6fa9e1faccad4b9e6a26d3e

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments