MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cde5b9157162c55139f508884d7be6be903acc9d85842a667c1b2ef04a1ecd49. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cde5b9157162c55139f508884d7be6be903acc9d85842a667c1b2ef04a1ecd49
SHA3-384 hash: 2f7799cd534239cd07f2bedee83df6e425d5356f34153ac815e30e36b835c127809e16261e326e35f4634affaa5b1c16
SHA1 hash: fb32e85f940945c6c0d3052b80f48f5bc48f7c7d
MD5 hash: 4cd3bc98fa3df22248c7e5d63dbe1168
humanhash: alaska-carpet-queen-jersey
File name:PO389732.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:333'312 bytes
First seen:2020-06-30 05:22:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:psx/Lx562xu65MKNoGnHT41DZ8LaMfXF9WrVrcPLevs:psx/d5VX5ZNn4L8L1fPqVs
Threatray 5'072 similar samples on MalwareBazaar
TLSH FA64E138321FAC3BC66805F94591965843B5ACB93643F3D9DCC972E806FABEC4B01967
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: regular1.263xmail.com
Sending IP: 211.150.70.202
From: Leona <admin@yingshitech.com>
Subject: Re:new order
Attachment: PO389732.zip (contains "PO389732.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/16759/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cde5b9157162c55139f508884d7be6be903acc9d85842a667c1b2ef04a1ecd49/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-30 05:23:06 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zxs3sflrmlcvcopvbcee267gx2idvte5qwccuzt4dmxpasq6zveq._file
Verdict:
malicious
Similar samples:
0047270c26f603d132bc8e6a67894311356fe2d3c977aa287a09a8261f6b5690
Formbook
0d2b79e9ac449de6c300c43522e8581a971b4b08e004696e278608d6c4b46eb8
Formbook
23958a583d62bf343e2641dd871d6d788c99649a722fe1908fea9e72e78d17b7
Formbook
4052cabc6efdd8910b0c92b973d1a37172a92ee408fc53209d746cfb65e08dcc
Formbook
7c110f7a45aba8f26ba0eb32c024ea55598ec54d9ceda6cf13272a31d2cc6da0
Formbook
88df014dc5e57e8da62cb09f796c90f5713efe5e74fd5593abaed5c929ffab27
Formbook
a0086dfee2dba4d6a0adab05e848cfbb9755f68be7adef3ff35ff9740e5a1c2e
Formbook
b258aed05413eb191250d2907db5b64c4f36fdb0508fb3c9c6390c4144fd9497
Formbook
d2e60c3bec22bb8dc8e990920648725abd8ffdc1925dee26ed8c8187dd7504c1
Formbook
e1791b23657d18fc636878f24a44a32f1a2ae4814668600b14b10c03e48c587c
Formbook
+ 5'062 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
spyware persistence trojan stealer family:formbook
Link:
https://tria.ge/reports/200630-148ktflbpx/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
System policy modification
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Modifies Internet Explorer settings
Drops file in Program Files directory
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Deletes itself
Adds Run entry to policy start application
Formbook
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 9529ab716a6b84cd807915b6d7b8153962fd90a803eb96bb5f3a98fac3193e4e

Formbook

Executable exe cde5b9157162c55139f508884d7be6be903acc9d85842a667c1b2ef04a1ecd49

(this sample)

  
Dropped by
MD5 55d88e4bca527e14603d78f69a55f697
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/16759/
  
Dropped by
SHA256 9529ab716a6b84cd807915b6d7b8153962fd90a803eb96bb5f3a98fac3193e4e

Comments