MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d2245952066731545e35c0dd194b48df2e16010d34136ed5b07bc96d763f613. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d2245952066731545e35c0dd194b48df2e16010d34136ed5b07bc96d763f613
SHA3-384 hash: 8463d75b0ed0b947b47f47ee67418d9ab4d70188b24b5c896f588ac1f4cb5881011c26bff938888c849926b324877029
SHA1 hash: 83bd18d6dd23860a289ab4a91d98d3d7af62bf7c
MD5 hash: 115a918d03c2383d15289ea20eda63bd
humanhash: hotel-minnesota-colorado-coffee
File name:file
Download: download sample
Signature Formbook
Create hunting rule
File size:73'024 bytes
First seen:2022-11-02 03:37:31 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 768:Y5YAvQaOFJX5MX87NOJo7ZCf0vNip8YvkdrLZLzsUXlVJCgPWbc4vYhK6yjDiRP1:jAJOFJT70K1Csvsk5FnDBac66yjDixPd
Threatray 3'678 similar samples on MalwareBazaar
TLSH T1766351DC765071DFC85BC8729EA81C64EB6074BB931BC203A09726AD9A4D69BCF150F3
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon d2e8ecb2b2a2b282 (106 x AgentTesla, 106 x Formbook, 24 x RedLineStealer)
Reporter jstrosch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
251
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-02 03:38:19 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/92135a8c-a735-4240-aaf2-c5b60544eb37

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/326956/
Detection(s):
SecuriteInfo.com.UntrustedCertificate.Aichost.UNOFFICIAL
Create hunting rule

Win.Dropper.LokiBot-9969312-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a file
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Launching a service
Reading critical registry keys
Creating a file in the %temp% directory
Forced system process termination
Unauthorized injection to a recently created process
Query of malicious DNS domain
Sending a TCP request to an infection source
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated overlay packed packed
Link:
https://www.filescan.io/uploads/6361e620a5db8d309cbc49a0/reports/2057d0d0-08d2-4a10-a87c-6dbb6d6000ce/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3ed05c16-4d74-4d4f-bdc6-38213c9c0512
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1102942
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 735604 Sample: file.exe Startdate: 02/11/2022 Architecture: WINDOWS Score: 100 27 www.botbillionsblaze.website 2->27 29 botbillionsblaze.website 2->29 49 Snort IDS alert for network traffic 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus detection for URL or domain 2->53 55 6 other signatures 2->55 9 file.exe 15 3 2->9         started        signatures3 process4 dnsIp5 37 tgc8x.tk 50.115.174.192, 443, 49706, 49707 VIRPUS United States 9->37 25 C:\Users\user\AppData\Local\...\file.exe.log, CSV 9->25 dropped 57 Writes to foreign memory regions 9->57 59 Allocates memory in foreign processes 9->59 61 Injects a PE file into a foreign processes 9->61 63 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 9->63 14 aspnet_compiler.exe 9->14         started        file6 signatures7 process8 signatures9 65 Modifies the context of a thread in another process (thread injection) 14->65 67 Maps a DLL or memory area into another process 14->67 69 Sample uses process hollowing technique 14->69 71 Queues an APC in another process (thread injection) 14->71 17 msdt.exe 13 14->17         started        20 explorer.exe 14->20 injected process10 dnsIp11 39 Tries to steal Mail credentials (via file / registry access) 17->39 41 Tries to harvest and steal browser information (history, passwords, etc) 17->41 43 Modifies the context of a thread in another process (thread injection) 17->43 45 Maps a DLL or memory area into another process 17->45 31 www.newgpi.ink 156.244.248.66, 49712, 49713, 49714 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 20->31 33 www.popular.directory 64.190.63.111, 49708, 80 NBS11696US United States 20->33 35 www.piaynemo.com 164.88.145.68, 49709, 49710, 49711 CLAYERLIMITED-AS-APClayerLimitedHK South Africa 20->35 47 System process connects to network (likely due to code injection or exploit) 20->47 23 autofmt.exe 20->23         started        signatures12 process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8d2245952066731545e35c0dd194b48df2e16010d34136ed5b07bc96d763f613/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-11-01 21:25:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
19 of 26 (73.08%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rurelfjamzzrkrpdlqg5dffurxzocyaq2natn3k3a66jnv3d6yjq._file
Verdict:
malicious
Similar samples:
35d8fbdb864d9104dd1a9f05fe522b27bb6d278ea993a7863b298b66df06636b
Formbook
360e06f744c3711ce8b7bd89de37cb11b0b44dab45dcb24a0dc4ae7a8c98c12b
Formbook
42ff33d8a2c198145c876fbfab4855fa43faaf292d10c73f144619c34714f97e
Formbook
7372e91ca331f6ae841f5251de3ee8d34084f96cd089c8d56b8a600767d76a16
Formbook
8a553b6a9ee5177e24eee3b0af2bf0dd813e1daf2ce6d3a90294f815606bc62e
Formbook
c1bc25f768e41a646f902de9572b855ac973cfa7a9c6bef82c5a99123a72e67b
Formbook
c901b6665268a9f5eeaa9e29c8fe5b9fbacbdce09be63191fc137ce573898fe7
Formbook
cf13202e5434ed24d8aa3c5c726735a4b3937269f44963bd6476467b63ab8a5e
Formbook
f41437ca03cac6a40974f48ba8b8b38856f9f6de955f7514b3e18471ed73789f
Formbook
+ 3'668 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:hgxg rat spyware stealer trojan
Link:
https://tria.ge/reports/221102-d627qahgbl/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0e8bc203-364b-493e-812d-d8de76c06111
Unpacked files
SH256 hash:
8d2245952066731545e35c0dd194b48df2e16010d34136ed5b07bc96d763f613
MD5 hash:
115a918d03c2383d15289ea20eda63bd
SHA1 hash:
83bd18d6dd23860a289ab4a91d98d3d7af62bf7c
Link:
https://www.unpac.me/results/e9a40582-98e5-493e-ac16-9b28aa92ea52/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/8d2245952066731545e35c0dd194b48df2e16010d34136ed5b07bc96d763f613

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe 8d2245952066731545e35c0dd194b48df2e16010d34136ed5b07bc96d763f613

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/326956/
  
URLhaus
https://urlhaus.abuse.ch/url/2396473/

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