MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1db8300dad6eaefe92820c63caf5a3e5874d44c80f1058be5450fe4b0287ea4. 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: 6


Intelligence 6 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f1db8300dad6eaefe92820c63caf5a3e5874d44c80f1058be5450fe4b0287ea4
SHA3-384 hash: e3de7e5c9c6ea79b9633cf22020f34ab0d07dc37ef4b7186387e0ff7f93607df8592c8739231efbc72ecfcfa251decda
SHA1 hash: 9746bab7fa718da1df10024d919db32a8ea2ad73
MD5 hash: c89c47d9f4ba43f235205f5ba384f42d
humanhash: nuts-spaghetti-football-arkansas
File name:Details3.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:310'272 bytes
First seen:2020-06-25 14:25:44 UTC
Last seen:2020-06-25 14:52:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:m6B54F9CmrV/5Xy9oI3GRsUeUyUP2YGU9nnS0Pie:dg4iRUtwBe8AU9nSW
Threatray 204 similar samples on MalwareBazaar
TLSH 2064DF40339F9722D4BD97B904EF061113F8A7876873DA4E2EC921D89A43FE60D9598E
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: slot0.navigosgroups.com
Sending IP: 45.95.169.34
From: Nicole Gapes<info@navigosgroups.com>
Reply-To: gapes.nicole@yahoo.com
Subject: Property Purchase & Leasing
Attachment: Details3.zip (contains "Details3.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14407/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.352.3606.26498.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Creating a window
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f1db8300dad6eaefe92820c63caf5a3e5874d44c80f1058be5450fe4b0287ea4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-25 14:27:04 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6hnygag223vo72jiedddzl22hzmhjvcmqdyqlc7fiuh6jmbip2sa._file
Verdict:
suspicious
Similar samples:
30216c6dce4a85a31f3ba26539bc2b41f526a8d9466a58920b24441162831e13
FormBook
3434da89ecbb3e411a153eaaab6cd2d6668233d40053d742761a473efa4b41f4
FormBook
6ac519977fc07199743a1e568ed498c165b2fb22f6a445fdc6a02002acd07dce
FormBook
6e04e6fb93401dfc1b55edb7d7e77c7ac4e44565753b66caf51337228fc02811
FormBook
6f87d83ce2585591fcedd596aa10961fa3c67394474f5c73f5b11795e4e94091
FormBook
7db92553a32ee324311207e9a94d3112d8b2030ea67bea4b2527b71c37701cac
FormBook
8024622927f990961fb8b90943fc557bc00cc56faa5545f444ea58a5fbf62cb4
FormBook
9446594ffd70c6c48af3d6842ae778cef4b6ebe3d6f1b1af2ecec8658af110fe
FormBook
c88b868e90586e80b41f6c92eda174433e4f8769abac83155778f010931a6f89
FormBook
cc5502eb86712fc690d2d0f6559215ca5f4ee7a224fc82c22d5a58b89024056a
FormBook
+ 194 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
evasion trojan
Link:
https://tria.ge/reports/200625-39ey7kf7xj/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Deletes itself
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.

c8c418ebb515f3a72098f6d5e736e176

FormBook

Executable exe f1db8300dad6eaefe92820c63caf5a3e5874d44c80f1058be5450fe4b0287ea4

(this sample)

  
Dropped by
MD5 c8c418ebb515f3a72098f6d5e736e176
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/14407/

Comments