MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6e6e18a85c523bfffd1b5293b978832f7387fda9b9eee87d3d8e98666fe020c9. 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 1
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SHA256 hash: 6e6e18a85c523bfffd1b5293b978832f7387fda9b9eee87d3d8e98666fe020c9
SHA3-384 hash: 5cafcf2dd240dd12a55583e7855d1a99e082e4eb0701739dc2c5fd3ca7315540a17ec88579935c35b1b9536c2c2f6375
SHA1 hash: e13c0564f3662230c11537366d1568c5c3825513
MD5 hash: ada88465652140cfa9ae8955370fc40f
humanhash: lion-florida-illinois-comet
File name:ada88465652140cfa9ae8955370fc40f
Download: download sample
Signature Formbook
Create hunting rule
File size:672'188 bytes
First seen:2022-02-11 11:27:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 6144:HwguGGGGGGGGGGGGGGGGGGGGGGGGGGGLGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGH:KnmzzOhEmzK97dMyq9bVv
Threatray 13'237 similar samples on MalwareBazaar
TLSH T12CE4A4B7788C898EE91F4E70D834E6A25BA29E278E451C6451DC3C97B83F1F0106DDDA
File icon (PE):PE icon
dhash icon f8c4cac8ecb4cccc (1 x Formbook, 1 x RedLineStealer)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
256
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/240915/
Detection(s):
SecuriteInfo.com.FakeAV.CXA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
DNS request
Searching for synchronization primitives
Sending an HTTP GET request
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6206484d289e2f3e4fc27c69/reports/1ab89d55-a0ff-40be-944d-25d859e066b2/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7fc337f4-cf80-49ae-8a60-49897ec15d09
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/938230
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 570704 Sample: xcHYiHuaZY Startdate: 11/02/2022 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for domain / URL 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 4 other signatures 2->50 11 xcHYiHuaZY.exe 19 2->11         started        process3 file4 34 C:\Users\user\AppData\Local\...\xcsjhnbx.exe, PE32 11->34 dropped 14 xcsjhnbx.exe 11->14         started        process5 signatures6 60 Tries to detect virtualization through RDTSC time measurements 14->60 17 xcsjhnbx.exe 14->17         started        process7 signatures8 36 Modifies the context of a thread in another process (thread injection) 17->36 38 Maps a DLL or memory area into another process 17->38 40 Sample uses process hollowing technique 17->40 42 Queues an APC in another process (thread injection) 17->42 20 explorer.exe 17->20 injected process9 signatures10 52 Uses netstat to query active network connections and open ports 20->52 23 NETSTAT.EXE 20->23         started        process11 signatures12 54 Modifies the context of a thread in another process (thread injection) 23->54 56 Maps a DLL or memory area into another process 23->56 58 Tries to detect virtualization through RDTSC time measurements 23->58 26 cmd.exe 1 23->26         started        28 explorer.exe 1 154 23->28         started        30 explorer.exe 110 23->30         started        process13 process14 32 conhost.exe 26->32         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6e6e18a85c523bfffd1b5293b978832f7387fda9b9eee87d3d8e98666fe020c9/
Threat name:
Win32.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2022-02-11 11:28:14 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
26 of 42 (61.90%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
7cbd8cc35b03d65491ad01b6a44b84dc047e6663189554201c24dbfbeb81473c
Formbook
94517fa5a38b384136a3027f7588daa605494dd888e4658cb89d521f5fb2d55a
Formbook
a6e23730cd711af23e7900cbabb871b668d37a74dda0c97d63f3303167861cf5
Formbook
b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f
Formbook
dbc4b30858a2fa9f7001f2347e1cb88f660b8e6651962519b78a7978c6cc2d72
Formbook
f777ad0feb1db2da7abb7c793515f7af49d06a7b4fc5904a9da436ccbd59ddc3
Formbook
fcccde6b56dbe8650273f1d67957a1adc1dd0e783d43d6543da7a44696731292
Formbook
+ 13'227 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:w6ot loader rat suricata
Link:
https://tria.ge/reports/220211-nk1f4sebhk/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
da699306488fb25a76d06b906112bdab6b43b1e932944ed694ec7895ec5374e0
MD5 hash:
de80ecf8bcf5287912f7446f881293e7
SHA1 hash:
667d689cebe761f1e1a879ecb833aafa2bf29524
Link:
https://www.unpac.me/results/596565ef-0d7f-41d4-900e-ba445d322555/
SH256 hash:
95be8af8aa0914fc9109f637a7029a091d02c278c6f7d44a4f951aa7e4667d9e
MD5 hash:
411930822f5a4521d00377405d4e3853
SHA1 hash:
4ec598cd93660168655eb1afa2eb3a3c809fcfc0
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/596565ef-0d7f-41d4-900e-ba445d322555/
Parent samples :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 hash:
6e6e18a85c523bfffd1b5293b978832f7387fda9b9eee87d3d8e98666fe020c9
MD5 hash:
ada88465652140cfa9ae8955370fc40f
SHA1 hash:
e13c0564f3662230c11537366d1568c5c3825513
Link:
https://www.unpac.me/results/596565ef-0d7f-41d4-900e-ba445d322555/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/6e6e18a85c52/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
Create hunting rule
Author:ddvvmmzz
Description:exec macros
Rule name:malware_Formbook_strings
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:Detects win.formbook.

File information

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

Web download

Formbook

Executable exe 6e6e18a85c523bfffd1b5293b978832f7387fda9b9eee87d3d8e98666fe020c9

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2040463/
Cape
Cape
https://www.capesandbox.com/analysis/240915/

Comments


Avatar
zbet commented on 2022-02-11 11:27:42 UTC

url : hxxp://103.171.0.134/windowsSSL/.win32.exe