MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5d173e1e89e02211fa67806e20fcf4fb9c7dcd656929ffad54840454bae58a9. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments

SHA256 hash: f5d173e1e89e02211fa67806e20fcf4fb9c7dcd656929ffad54840454bae58a9
SHA3-384 hash: 3d16fe84d8cc52ad3686dfe77a5bff7458f53918ede187f823fc52418bd54f25e218e6dcc4b6953186fc75d3246e76fd
SHA1 hash: ac12d22d8683b2129c848661eb4c130c99fc8923
MD5 hash: 46bb75d27887b28474a3eb4570d89ca5
humanhash: twenty-oxygen-stream-mirror
File name:f5d173e1e89e02211fa67806e20fcf4fb9c7dcd656929ffad54840454bae58a9
Download: download sample
Signature Formbook
File size:1'393'415 bytes
First seen:2024-10-08 13:59:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d3bf8a7746a8d1ee8f6e5960c3f69378 (247 x Formbook, 75 x AgentTesla, 64 x SnakeKeylogger)
ssdeep 24576:uRmJkcoQricOIQxiZY1iaCUS6oefZVmtR8lcsmSI77N8ix5BYInHIAn4:7JZoQrbTFZY1iaCU9+8kSI77bxfX4
TLSH T15755F122F9D69036C1B323B19E7FF7AA963D69360336C29723C42D315EA05416B39763
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon b150b26869b2d471 (468 x Formbook, 101 x RedLineStealer, 94 x AgentTesla)
Reporter adrian__luca
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
362
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f5d173e1e89e02211fa67806e20fcf4fb9c7dcd656929ffad54840454bae58a9
Verdict:
Malicious activity
Analysis date:
2024-10-08 14:10:50 UTC
Tags:
autoit

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
Autoit Emotet
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc overlay packed shell32
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Found direct / indirect Syscall (likely to bypass EDR)
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)
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1529089 Sample: fJD7ivEnzm.exe Startdate: 08/10/2024 Architecture: WINDOWS Score: 100 28 www.woshop.online 2->28 30 www.tekilla.wtf 2->30 32 16 other IPs or domains 2->32 42 Suricata IDS alerts for network traffic 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 4 other signatures 2->48 10 fJD7ivEnzm.exe 1 2->10         started        signatures3 process4 signatures5 60 Writes to foreign memory regions 10->60 62 Maps a DLL or memory area into another process 10->62 64 Switches to a custom stack to bypass stack traces 10->64 13 svchost.exe 10->13         started        process6 signatures7 66 Maps a DLL or memory area into another process 13->66 16 IqZHJpXEsts.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 netbtugc.exe 13 16->19         started        process10 signatures11 50 Tries to steal Mail credentials (via file / registry access) 19->50 52 Tries to harvest and steal browser information (history, passwords, etc) 19->52 54 Modifies the context of a thread in another process (thread injection) 19->54 56 3 other signatures 19->56 22 IqZHJpXEsts.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.kexweb.top 63.250.47.40, 50021, 50022, 50023 NAMECHEAP-NETUS United States 22->34 36 bola88site.one 172.96.191.39, 49965, 49979, 49990 LEASEWEB-APAC-SIN-11LeasewebAsiaPacificpteltdSG Canada 22->36 38 7 other IPs or domains 22->38 58 Found direct / indirect Syscall (likely to bypass EDR) 22->58 signatures14
Threat name:
Win32.Backdoor.FormBook
Status:
Malicious
First seen:
2024-09-18 10:36:02 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook admintool_powerrun unknown_loader_036
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
5e54ee037ffcb89f68711d221e8e0712697a77772500be4aa7e3ab619627c65c
MD5 hash:
f2003d56f6a580dcfa28cae9df8bcf38
SHA1 hash:
f4583f7d0ef26548734ee2c4bce7ad616becf58f
SH256 hash:
f5d173e1e89e02211fa67806e20fcf4fb9c7dcd656929ffad54840454bae58a9
MD5 hash:
46bb75d27887b28474a3eb4570d89ca5
SHA1 hash:
ac12d22d8683b2129c848661eb4c130c99fc8923
Detections:
AutoIT_Compiled
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:AutoIt
Author:Jean-Philippe Teissier / @Jipe_
Description:AutoIT packer
Rule name:AutoIT_Compiled
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
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:MD5_Constants
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.

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::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
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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