MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637. 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: 18


Intelligence 18 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637
SHA3-384 hash: 2c0d4f3514318d0572884b9ffa21562ea48e5633c244cc0bc2583b92467ab209820f22cad48a2d6824346d9e91f6b43d
SHA1 hash: 4f41d3eddbf7844cc60f561c6fd92c44f7f4f282
MD5 hash: 5fa5f00b74bf9bb524687e6785027135
humanhash: august-cardinal-enemy-oregon
File name:RFQ 242024.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'162'625 bytes
First seen:2024-10-24 17:53:03 UTC
Last seen:2024-10-25 07:13:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash aaaa8913c89c8aa4a5d93f06853894da (246 x Formbook, 82 x AgentTesla, 74 x RedLineStealer)
ssdeep 24576:WfmMv6Ckr7Mny5QtEc7e74/SPFjc2+ZWKrs3bC+:W3v+7/5Qtl7k4/S1tGJaC+
TLSH T18435CF12B6C680B1D9A234F3193AF7DEA6356508C627C4BB97FC2E66CE31141DF2A351
TrID 84.9% (.EXE) AutoIt3 compiled script executable (510622/80/67)
9.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
1.7% (.EXE) Win64 Executable (generic) (10522/11/4)
1.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
File icon (PE):PE icon
dhash icon d1d0e8e8e4f4ecd4 (30 x AgentTesla, 18 x RedLineStealer, 16 x SnakeKeylogger)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
400
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ 242024.exe
Verdict:
Suspicious activity
Analysis date:
2024-10-24 17:53:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ff0639a3-0ffe-4735-a9a0-70a036209c98

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Worm.Autoit.AMHC.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=671a89bc2a2125d43597cd23
Tags:
Autorun Autoit Emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Enabling autorun by creating a file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit compiled-script fingerprint keylogger lolbin microsoft_visual_cc overlay packed packed packer_detected phishing shell32
Link:
https://www.filescan.io/uploads/671a89bbd13ed5948b4d2d03/reports/1b1fabdd-db6f-4e20-9850-31a2f1ca64c2/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637
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/85902faf-190f-4a97-8277-214f3170b776
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1541408
Signature
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
Drops VBS files to the startup folder
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Drops script at startup location
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect virtualization through RDTSC time measurements
Tries to resolve many domain names, but no domain seems valid
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1541408 Sample: RFQ 242024.exe Startdate: 24/10/2024 Architecture: WINDOWS Score: 100 45 www.yzq0n.top 2->45 47 www.reativedreams.design 2->47 49 10 other IPs or domains 2->49 59 Suricata IDS alerts for network traffic 2->59 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 10 other signatures 2->65 12 RFQ 242024.exe 3 2->12         started        signatures3 process4 file5 41 C:\Users\user\AppData\...\tabulations.exe, PE32 12->41 dropped 15 tabulations.exe 1 12->15         started        process6 file7 43 C:\Users\user\AppData\...\tabulations.vbs, data 15->43 dropped 51 Multi AV Scanner detection for dropped file 15->51 53 Machine Learning detection for dropped file 15->53 55 Drops VBS files to the startup folder 15->55 57 4 other signatures 15->57 19 svchost.exe 15->19         started        signatures8 process9 signatures10 67 Modifies the context of a thread in another process (thread injection) 19->67 69 Maps a DLL or memory area into another process 19->69 71 Sample uses process hollowing technique 19->71 73 3 other signatures 19->73 22 explorer.exe 73 2 19->22 injected process11 process12 24 wscript.exe 1 22->24         started        27 systray.exe 22->27         started        29 raserver.exe 22->29         started        signatures13 81 Windows Scripting host queries suspicious COM object (likely to drop second stage) 24->81 31 tabulations.exe 24->31         started        83 Modifies the context of a thread in another process (thread injection) 27->83 85 Maps a DLL or memory area into another process 27->85 87 Tries to detect virtualization through RDTSC time measurements 27->87 89 Switches to a custom stack to bypass stack traces 27->89 34 cmd.exe 1 27->34         started        process14 signatures15 91 Writes to foreign memory regions 31->91 93 Maps a DLL or memory area into another process 31->93 36 svchost.exe 31->36         started        39 conhost.exe 34->39         started        process16 signatures17 75 Modifies the context of a thread in another process (thread injection) 36->75 77 Maps a DLL or memory area into another process 36->77 79 Sample uses process hollowing technique 36->79
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637/
Threat name:
Win32.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2024-10-24 17:52:41 UTC
File Type:
PE (Exe)
Extracted files:
12
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=75aqi5n3qcjgxq4thzupl2ckogcssk5sw6bjjk7ffdfwi7dy6y3q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
admintool_powerrun
Create hunting rule
unknown_loader_036
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:cu29 discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/241024-wgcvmsvana/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Drops startup file
Executes dropped EXE
Loads dropped DLL
Formbook payload
Formbook
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/95b3b9ae-9c7c-4ef2-8b87-3ca5e1497721
Unpacked files
SH256 hash:
9c64915d0a649bb2641dc89b7c1573bd9d49b8acf602769fe87b88e4268fcc36
MD5 hash:
2461709698d52f14ceda2c3086579224
SHA1 hash:
16f282e37f25dd43a699052d9bd23bf33bd55a43
Detections:
FormBook
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_w0
Create hunting rule
Formbook
Create hunting rule
Windows_Trojan_Formbook
Create hunting rule
Link:
https://www.unpac.me/results/008e2e36-2cd7-4f6b-b83b-5cc2f985ffa9/
Parent samples :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 hash:
ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637
MD5 hash:
5fa5f00b74bf9bb524687e6785027135
SHA1 hash:
4f41d3eddbf7844cc60f561c6fd92c44f7f4f282
Link:
https://www.unpac.me/results/008e2e36-2cd7-4f6b-b83b-5cc2f985ffa9/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ff410475bb80/report/overview.html
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/ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637

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:AutoIt
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:AutoIT packer
Rule name:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants

File information

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

Malspam

Formbook

Executable exe ff410475bb80926bc3933e68f5e84a7185292bb2b78294abe528cb647c78f637

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::CopySid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetAce
USER32.dll::GetUserObjectSecurity
ADVAPI32.dll::InitializeAcl
ADVAPI32.dll::InitializeSecurityDescriptor
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoCreateInstanceEx
ole32.dll::CoInitializeSecurity
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::mciSendStringW
WINMM.dll::timeGetTime
WINMM.dll::waveOutSetVolume
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AddAce
ADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
ADVAPI32.dll::GetTokenInformation
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::CreateProcessAsUserW
KERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::SetSystemPowerState
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleA
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileA
KERNEL32.dll::DeleteFileW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LogonUserW
ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetAddConnection2W
MPR.dll::WNetUseConnectionW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_SVC_APICan Manipulate Windows ServicesADVAPI32.dll::OpenSCManagerW
ADVAPI32.dll::UnlockServiceDatabase
WIN_USER_APIPerforms GUI ActionsUSER32.dll::BlockInput
USER32.dll::CloseDesktop
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::FindWindowW

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