MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 436ee1bd9706512d8884d07a51f806155ca2d95b3a584ceb57a87260cf19690d. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
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SHA256 hash: 436ee1bd9706512d8884d07a51f806155ca2d95b3a584ceb57a87260cf19690d
SHA3-384 hash: 3bf9cc459170f7f45ef6295c9f48ccdac1b23a90617d7a60351ae7819579ac369736dbdc0043c36267945f5c1289d82e
SHA1 hash: 984e11ee77d2c1fab080cefde2f043a4f5540cb6
MD5 hash: c0eee38b1d3e0a5c7f40b3d91d5f7261
humanhash: nineteen-burger-river-hotel
File name:POSE832EQ93.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:326'144 bytes
First seen:2020-06-02 06:53:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash acfd6abb9b51dc74b70cc24ba8999759 (4 x FormBook)
ssdeep 3072:4nCc+ewNEuj8Q6FTw2VGqIeAJb3RI1xJVlljOF8yYrBqM7zIlFFzMGGMvZGX:WCc+fd8ZX0thmJDheeIDvw
TLSH 1464DF56655AD03DF013FD3C04F0557058AD7E0662E2B9EF2BC122CD9E676A30EBA386
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: lucky1.263xmail.com
Sending IP: 211.157.147.133
From: 张柏健 <sales02@ywxspring.com>
Subject: Re:Official Order & Sample Picture【Suspected phishing email, please pay attention to password security】
Attachment: POSE832EQ93.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Downloader.Aiis-6803892-0
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Gathering data
Threat name:
Win32.Trojan.Kryptik
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Status:
Malicious
First seen:
2020-06-01 22:15:47 UTC
File Type:
PE (Exe)
Extracted files:
7
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=inxodpmxazis3cee2b5fd6agcvokfwk3hjmez22xvbzgbtyznegq._file
Verdict:
malicious
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/201109-3am6xmkhnx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Suspicious use of UnmapMainImage
Drops file in Program Files directory
Suspicious use of SetThreadContext
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.chilogae.com/mw9/
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
Rule name:win_formbook_g0
Create hunting rule
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 436ee1bd9706512d8884d07a51f806155ca2d95b3a584ceb57a87260cf19690d

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments