MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2496731ce3417b90e7720b614d98a3ab2e9d8100ed2c5bea05525d5730241aa. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2496731ce3417b90e7720b614d98a3ab2e9d8100ed2c5bea05525d5730241aa
SHA3-384 hash: 727ccb0a511730220ca87261d78585bb5341025162b087f9e085e6db3796ef8cd2cfb7f0cf79eb064f3e326ea2b2a747
SHA1 hash: ae462843966ec9df6fb0bdeb8734c3e220cf8199
MD5 hash: a9ddb179c943d0c7ae1317a5b85437d2
humanhash: michigan-montana-don-november
File name:new invoice.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:818'176 bytes
First seen:2020-08-17 17:31:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 90971096b3f3ef49ea4900e0dc05049a (10 x FormBook, 9 x AgentTesla, 4 x Loki)
ssdeep 12288:dgftlTxIDJRRtYRNeuawx2+8zVQLlcqPTxUHYY3UmNUSgn1GqEagOb+FoDXw:dg1JxIwP5YxaZ0dD6SmGdaTwor
Threatray 2'242 similar samples on MalwareBazaar
TLSH E9059D32A1E14437D373DA7C9C1B637B9829BD132B289B466BE07C485F39A7136252C7
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: rizwanplc.pw
Sending IP: 104.168.145.21
From: sales <info@rizwanplc.pw>
Reply-To: roadtriip25@gmail.com
Subject: RE: Order 8203 || Commercial Invoice
Attachment: new invoice.gz (contains "new invoice.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/47200/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Trojan.GenericKD.43676699.3150.4339.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/434330
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c2496731ce3417b90e7720b614d98a3ab2e9d8100ed2c5bea05525d5730241aa/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-08-17 07:16:09 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yjewomoogql3sdtxec3bjwmkhkzotwaqb3jmlpvakus5k4ycigva._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
0b3026ef214d1740de18fa48e13d8c5bddf67737a33fc07eabe0281f88f2ff5d
Formbook
0c14de05af14835140799c2d9be3c80da30d7938fdcffc22edc9f6e0ec4b9994
Formbook
261d9ecea1cd1ff4247b59e2d8f2d8ba4484811be97c1cad06f236dadf494139
Formbook
3e74b741a68d703cb4546e9ba5478df630079762b2d3ae2d6adce1d77ab8e132
Formbook
474af782fd84f7b982a4c49deeaf3431aeadd1e52528dc7dd8e3bb29bde9c40f
Formbook
4883c17b319dd863b75676586e283a6065e70e3f99e4264b167030aa9fec05d8
Formbook
6769e022c41fa821b705a29415f8ffd4be0fc7dc2619ef595e436637f849c0cd
Formbook
7654e7f6d4c0f38e9f771bf4c6d002b6e816d169afcabee3f028081a25b25506
Formbook
77be23825e937be7c4e100dd70233848523702b85fe2c5e622aa383748ac8e8a
Formbook
f3250b1ac9470b18b44d8c6591c22797a187c1aa02b364583eed5acb255f0328
Formbook
+ 2'232 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat persistence spyware trojan stealer family:formbook
Link:
https://tria.ge/reports/200817-xgpgvqncs6/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
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.regulars5.com/b0m/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c2496731ce3417b90e7720b614d98a3ab2e9d8100ed2c5bea05525d5730241aa

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

gz 62233f62d9b08eead79ad92c51700d8f17c72a31dc997be7a1571b49cdcf4d9f

Formbook

Executable exe c2496731ce3417b90e7720b614d98a3ab2e9d8100ed2c5bea05525d5730241aa

(this sample)

  
Dropped by
MD5 d5442aad4e5ad9ee61ca62b2a83eafd0
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/47200/
  
Dropped by
SHA256 62233f62d9b08eead79ad92c51700d8f17c72a31dc997be7a1571b49cdcf4d9f

Comments