MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38ac4538725c959e9c2b280e4838ed511a2d4d4339a2be5ba91fe1fb5ec76545. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 38ac4538725c959e9c2b280e4838ed511a2d4d4339a2be5ba91fe1fb5ec76545
SHA3-384 hash: b1614c1d3e698d451706fe81f8afc99b1a45554a32d327f9356e88645f26cecae6f2329aae220722c856df0c8034dd9f
SHA1 hash: 1192c39f0357ce3ff44e524e2e7bc53978b693ed
MD5 hash: 45c06eab307690b796dd9c1a3c7f8eb6
humanhash: social-high-five-beryllium
File name:ubb.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:468'480 bytes
First seen:2020-07-09 13:48:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:aWa+N7ufstR4VaOTpTmDulCmhL9J0l68iGpbMalxojfSiHOroW531LsQ0ek3kjjE:bKO2acTaulCSRO6se7+xLsQ1k3kc
Threatray 5'103 similar samples on MalwareBazaar
TLSH 2CA4F1F572E84F26F97847F9593494549FF5B80F10B2E26A4CC130CA2C76F84AA59A33
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/23875/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.378.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Fareit-FWJ45C06EAB3076.9241.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Launching cmd.exe command interpreter
Deleting a system file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/38ac4538725c959e9c2b280e4838ed511a2d4d4339a2be5ba91fe1fb5ec76545/
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 13:48:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hcwekodslskz5hblfaheqohnkenc2tkdhgrl4w5jd7q7wxwhmvcq._file
Verdict:
malicious
Similar samples:
37299afa1d46a1aa02b7b06a39d41d876f454047527e406e7cbcb659833de728
Formbook
4a6187dd467be22cbd3eab6807d368c37535c488af22442498423da8124f35fa
Formbook
590fde182a154cd89b15d88546d60351b9fecb51e04fbbf4affd8d49a618bd23
Formbook
5e5d88343393a5a1f98a66c8e5967023e200dcf3be81bc0a3c210396156d0fea
Formbook
700f8405954cf77a38e6b103b33e4c7164202e9126b3b76044be35510b2bf440
Formbook
8114e5e30720952dbf0515a5f3801c7c0ef51844758e25b100b768a29c01155a
Formbook
bef21badc9c82be3a2446c61d67213addd54b665d17c4b75b64ec8d9558034f5
Formbook
d05efc3d09d7c08668da10c09101815e0af2f3376a03512e959ca467835b9c26
Formbook
ea6bf70c8d6a8518f7429d86a52199a64476182e00c033cfba597a0ce7a09352
Formbook
f626ac44e4d6711e2b2a128fbde9bebf2a8b7c66d7161376993d3252c16dd083
Formbook
+ 5'093 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200709-esebbkknds/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Suspicious use of SetThreadContext
Checks whether UAC is enabled
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
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/23875/
  
URLhaus
https://urlhaus.abuse.ch/url/410515/

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