MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d. 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: 14
| SHA256 hash: | 8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d |
|---|---|
| SHA3-384 hash: | 75547d7396ee4ed62c135012718280050152078b383e7cfadbc7518e721ded6f6a9627a023f0f2468e6b8c01f870896c |
| SHA1 hash: | b1dd9e5ee4c999d61a281528cbeb162fc81449bd |
| MD5 hash: | 204bf0a40413ca96504ed28e4f61190f |
| humanhash: | massachusetts-apart-lactose-jersey |
| File name: | 8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'121'280 bytes |
| First seen: | 2024-10-10 11:37:08 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT) |
| ssdeep | 24576:YAHnh+eWsN3skA4RV1Hom2KXMmHaBVGyfQIkgNvppD/H5:fh+ZkldoPK8YaBg+kgNvnDR |
| Threatray | 650 similar samples on MalwareBazaar |
| TLSH | T1DF35AD0273D2C036FFABA2739B6AB64556BC79250133852F13981D79BD701B2263E763 |
| TrID | 63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 11.6% (.EXE) Win64 Executable (generic) (10522/11/4) 7.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 5.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.9% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| File icon (PE): |  |
| dhash icon | aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla) |
| Reporter |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
382
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6.exe
Verdict:
No threats detected
Analysis date:
2024-09-27 15:28:25 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
Shellcode Crypter Emotet Autoit
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc nymeria packed shell32
Verdict:
Malicious
Labled as:
Trojan.Generic
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.
Verdict:
Unknown
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Performs DNS queries to domains with low reputation
Query firmware table information (likely to detect VMs)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Backdoor.FormBook
Status:
Malicious
First seen:
2024-09-26 22:32:11 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
22 of 24 (91.67%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
unknown_loader_036
Similar samples:
+ 640 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:e23y discovery rat spyware stealer trojan
Behaviour
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
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
trojan
YARA:
SUSP_Imphash_Mar23_3
Unpacked files
SH256 hash:
2f93320ed12e7018fbc5fdd6cf783e18d991797f391a01d6cf8ae40f69c3dece
MD5 hash:
86ed00b48ccfa6942d808d2b72f74242
SHA1 hash:
64b020a13aa5da36916e8a61cfeacff381febd3f
Detections:
FormBook
win_formbook_g0
win_formbook_auto
win_formbook_w0
Formbook
Windows_Trojan_Formbook
SH256 hash:
8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d
MD5 hash:
204bf0a40413ca96504ed28e4f61190f
SHA1 hash:
b1dd9e5ee4c999d61a281528cbeb162fc81449bd
Detections:
AutoIT_Compiled
SUSP_Imphash_Mar23_3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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_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: | SUSP_Imphash_Mar23_3 |
|---|---|
| Author: | Arnim Rupp (https://github.com/ruppde) |
| Description: | Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits |
| Reference: | Internal Research |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| AUTH_API | Manipulates User Authorization | ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::CopySid ADVAPI32.dll::FreeSid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::GetAce |
| COM_BASE_API | Can Download & Execute components | ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance ole32.dll::CoCreateInstanceEx ole32.dll::CoInitializeSecurity ole32.dll::CreateStreamOnHGlobal |
| MULTIMEDIA_API | Can Play Multimedia | WINMM.dll::mciSendStringW WINMM.dll::timeGetTime WINMM.dll::waveOutSetVolume |
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AddAce ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::CheckTokenMembership ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetAclInformation ADVAPI32.dll::GetSecurityDescriptorDacl |
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteExW SHELL32.dll::ShellExecuteW SHELL32.dll::SHFileOperationW |
| WIN32_PROCESS_API | Can Create Process and Threads | ADVAPI32.dll::CreateProcessAsUserW KERNEL32.dll::CreateProcessW ADVAPI32.dll::CreateProcessWithLogonW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::SetSystemPowerState KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetDriveTypeW |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CopyFileExW KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW IPHLPAPI.DLL::IcmpCreateFile KERNEL32.dll::CreateFileW |
| WIN_BASE_USER_API | Retrieves Account Information | KERNEL32.dll::GetComputerNameW ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LogonUserW ADVAPI32.dll::LookupPrivilegeValueW |
| WIN_NETWORK_API | Supports Windows Networking | MPR.dll::WNetAddConnection2W MPR.dll::WNetUseConnectionW |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegConnectRegistryW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW |
| WIN_USER_API | Performs GUI Actions | USER32.dll::BlockInput USER32.dll::CloseDesktop USER32.dll::CreateMenu USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::FindWindowW |
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.