MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3336b511b906b02bae8c9addc0896660dbe98cc95a01acf0b18a9020953cb13e. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
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SHA256 hash: 3336b511b906b02bae8c9addc0896660dbe98cc95a01acf0b18a9020953cb13e
SHA3-384 hash: 0cea5e2fad75c1311b1f71872b3010d1627681f897664670b5888a728835d9aca46f09a17c86972cfcb9437ae29aa979
SHA1 hash: a1ad278aea85e25eeacf53b43b7644d31ada8f1c
MD5 hash: 84b957afaffae87fbe2207eee7841d67
humanhash: maryland-colorado-kentucky-pasta
File name:UPDATED PRICE LIST INQ.___Pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:534'391 bytes
First seen:2022-02-11 07:13:49 UTC
Last seen:2022-02-11 09:19:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 12288:kflYaZOMChMxWdflPYMzLy5bbw4E33FRXFzpimC:kfyi+hHZeMzFomC
Threatray 10'785 similar samples on MalwareBazaar
TLSH T11CB43503E18B7697DC58233D02394C198252FFEA12B309EE9E7C777B2D9F9A66E05111
File icon (PE):PE icon
dhash icon 71c4e26178b2cc71 (1 x Formbook)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
216
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/240840/
Detection(s):
SecuriteInfo.com.FakeAV.CXA.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/62060cbf289e2f3e4fc12d64/reports/3c3367e4-8da5-4257-bf61-2f9b91db60c1/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9a9162ef-09cb-4249-a80b-9e6a90f3c1b7
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/938355
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 570831 Sample: UPDATED PRICE LIST INQ.___Pdf.exe Startdate: 11/02/2022 Architecture: WINDOWS Score: 100 35 Multi AV Scanner detection for domain / URL 2->35 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 6 other signatures 2->41 8 UPDATED PRICE LIST INQ.___Pdf.exe 19 2->8         started        12 eqxyo.exe 2->12         started        15 eqxyo.exe 2->15         started        process3 dnsIp4 33 192.168.2.1 unknown unknown 8->33 31 C:\Users\user\AppData\Local\...\ziuqbapt.exe, PE32 8->31 dropped 17 ziuqbapt.exe 1 2 8->17         started        49 Multi AV Scanner detection for dropped file 12->49 21 WerFault.exe 10 12->21         started        23 WerFault.exe 10 15->23         started        file5 signatures6 process7 file8 29 C:\Users\user\AppData\Roaming\...\eqxyo.exe, PE32 17->29 dropped 43 Multi AV Scanner detection for dropped file 17->43 45 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 17->45 47 Injects a PE file into a foreign processes 17->47 25 ziuqbapt.exe 17->25         started        signatures9 process10 process11 27 WerFault.exe 23 9 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3336b511b906b02bae8c9addc0896660dbe98cc95a01acf0b18a9020953cb13e/
Threat name:
Win32.Trojan.FormBook
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Status:
Malicious
First seen:
2022-02-11 07:14:11 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gm3lkenza2ycxlumtlo4bclgmdn6tdgjlia2z4frrkicbfj4we7a._file
Verdict:
malicious
Label(s):
formbook
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Similar samples:
13c9e72370631d555cab3bd6ba12339252fa26915a6a60741668aea478a17cbb
Formbook
41d5c1e02c1b4a694660a1c8759ffd46569f5b9574ed99a08d3f00cd2765d2d0
Formbook
502bd048ca66ac44a6ee60d4737e1b9fc5749bf3e665645e9da6039bdf399ba7
Formbook
7cbd8cc35b03d65491ad01b6a44b84dc047e6663189554201c24dbfbeb81473c
Formbook
d2cc3484cdabe8305bf9afd35530ca1118ca2c308408dc7140c3a94b392b60bb
Formbook
ef15eca83cb6c33e63b81fc047ebf055ea8d6855118fc616ec051ec0222307ac
Formbook
+ 10'775 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:edf6 loader persistence rat
Link:
https://tria.ge/reports/220211-h2n7hsdhfl/
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Suspicious use of NtCreateProcessExOtherParentProcess
Xloader
Unpacked files
SH256 hash:
d7ec99606ae71b9a0841680a25cc0fcd4a45915d5291f7e03e85d9b8ec871032
MD5 hash:
4a7a35b35aa7bffcce780c4efc31cbeb
SHA1 hash:
5f5d7ed535e3b305a3064b8139f1aa533c7db74e
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/b58a4e96-dc40-4f19-b170-4c5ce50f2422/
Parent samples :
3336b511b906b02bae8c9addc0896660dbe98cc95a01acf0b18a9020953cb13e
a5a5f44907b66b03277d484eac713c47cb4c39751b8cba89a4d0c54d387362bf
993c7253966fed344ec31076448b6d38ca58b11116d57cf578115595b9fc1c86
3b3db55767e2d5972892d5832d84b7879d2ec179ee501dd41ee9fcc11f107132
6988ca1c014e55ad0ff7c394a9be532bf01fe531d68dfaba70ea106f9db787cb
SH256 hash:
0325a00d4819091654e766194606e393813dc68abca04ba5c0e3fd4ebbee89b5
MD5 hash:
f2db9c1b017aed63f92a6690e467e4bf
SHA1 hash:
ab31644b3c316a900cd18872bc01ae6e35d09e61
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/b58a4e96-dc40-4f19-b170-4c5ce50f2422/
SH256 hash:
eeec3d86ca5d8ee890fcf8e8da15b66bbf5dab874c9a7f7c0cbeefb7d2b9d43d
MD5 hash:
72246cdb6aa7835cc0f5fc70322bb948
SHA1 hash:
4738ff6daadd65f8f73737e05fe0363bcbd6eab8
Link:
https://www.unpac.me/results/b58a4e96-dc40-4f19-b170-4c5ce50f2422/
SH256 hash:
3336b511b906b02bae8c9addc0896660dbe98cc95a01acf0b18a9020953cb13e
MD5 hash:
84b957afaffae87fbe2207eee7841d67
SHA1 hash:
a1ad278aea85e25eeacf53b43b7644d31ada8f1c
Link:
https://www.unpac.me/results/b58a4e96-dc40-4f19-b170-4c5ce50f2422/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/3336b511b906/report/overview.html
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:exec_macros
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Author:ddvvmmzz
Description:exec macros
Rule name:malware_Formbook_strings
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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:Detects win.formbook.

File information

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

Malspam

Formbook

Executable exe 3336b511b906b02bae8c9addc0896660dbe98cc95a01acf0b18a9020953cb13e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/240840/

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