MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 385f26b9c329243b4f4b3bc599914217e81a6ebae5cb0827230585469c5372a1. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 385f26b9c329243b4f4b3bc599914217e81a6ebae5cb0827230585469c5372a1
SHA3-384 hash: 86be2ad36ad0dab8af78c32559ff92b32ad17c63a47723c5dd527fdc129d4d03c62711c7967efdb63efae766e97fee86
SHA1 hash: f5eefc66429d67682bfc795d8fabd60d8edfcec3
MD5 hash: 9a6826ab2898f6051f3da1468e79b34d
humanhash: august-oregon-coffee-wolfram
File name:New order.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:276'480 bytes
First seen:2020-05-04 21:06:11 UTC
Last seen:2020-05-04 21:51:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:jkzi9jwqCGuXXXQVqmoi+luEBTbfBtyGI:wzi9cQ+5lHBvf3yF
Threatray 4'906 similar samples on MalwareBazaar
TLSH 7F441356FAA9CF75CDDD84F5452F65F004BA9B128007FB9B9FC4B2D4284B7D222429C8
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: WIN-CWF27I845LQ
Sending IP: 103.141.136.76
From: Mr.Johan Amstrong <johanorders20@gmail.com>
Subject: New Order
Attachment: New order.r21.zip (contains "New order.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.44190.12620.10623.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-04 11:17:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hbpsnoodfesdwt2lhpcztekcc7ubu3v24xfqqjzdawcunhctokqq._file
Verdict:
malicious
Similar samples:
16de0aa2d02fae6460bb173c9104df4fa758343ab226aea79a3910dce19fa58e
FormBook
52e01cac4f5319a7d1177aae77861b4ad8f77b26581d089e948344d0e608b80b
FormBook
7f6459ace4d6259e61c8170563af8a30f25568457902f4f717c8ad17574efab6
FormBook
8791d7218610249f735812d5d7f4f890e0e399c3efab189221bfe96732fc2b1e
FormBook
967360ebfc55336f03edccc32869b0e6b65c17e66fcdac083d4bcc185b852c0d
FormBook
9c0d3c463792d704909de3a04cd7a6d31f8094301e8e24950af31cdc5e9f2838
FormBook
9fba6ffeb90dd242748718d8272a4942496e76a4f68bdb4dd42f93b044b5ed50
FormBook
a492b017c3e12fe55493c562ed1304155616cb61b24f6dce0bfcd3eb7a7bdaf5
FormBook
de55a1b3e711c74c00998d9c4cb0f5da9672b109e2f362ac55f4a9f4033ffbf7
FormBook
f38d170b1da421aa60e778a64fec953d3058336f7cb06568ba7926495fe87f0c
FormBook
+ 4'896 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan persistence
Link:
https://tria.ge/reports/201109-w6aes7pb6j/
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
System policy modification
Drops file in Program Files directory
Suspicious use of SetThreadContext
Maps connected drives based on registry
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.hearxy.com/m6x/
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

zip d446e5e07743c1c43cdab9d2720f77e81e7d11686e7491b12eaf65dca7faa5b0

FormBook

Executable exe 385f26b9c329243b4f4b3bc599914217e81a6ebae5cb0827230585469c5372a1

(this sample)

  
Dropped by
MD5 05cfd228fd35757e38d139a0c393fe67
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d446e5e07743c1c43cdab9d2720f77e81e7d11686e7491b12eaf65dca7faa5b0

Comments