MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f320ff644d3fdfa1aab47e0e534e0c109cdc85022a7b692559c27a16e94696fa. 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: 16
| SHA256 hash: | f320ff644d3fdfa1aab47e0e534e0c109cdc85022a7b692559c27a16e94696fa |
|---|---|
| SHA3-384 hash: | 0a4e2bb177a5efd05dbbc2ce6065b2825fd4e0b87f8fab98935ee8058f1f7e5eb100dff215dc77ed7f2e450535094bf0 |
| SHA1 hash: | bc19d6af2ea26015793bc6ffbe8527254d5c4e58 |
| MD5 hash: | 2f513d44fd0845e6cdbabc874dc55a53 |
| humanhash: | fillet-kansas-ten-don |
| File name: | Tripleness.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'111'392 bytes |
| First seen: | 2024-09-20 20:04:03 UTC |
| Last seen: | 2024-09-23 12:35:10 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 5f0c714c36e6cc016b3a1f4bc86559e4 (199 x GuLoader, 14 x Formbook, 4 x AgentTesla) |
| ssdeep | 12288:Cm12amGfy0D581DiNyQm6m3zwKjhMDQ73Ti/aG7cJEgH7K3UK+n1hxOcCMV3fAy9:Cmrm70l81DiNhbghFH7qUrvxOcC899 |
| Threatray | 1'028 similar samples on MalwareBazaar |
| TLSH | T15335BE4226118D86D7B477F88FA4E3B9030A4F9EF955CA0299F0AC53F8EDE276C254D4 |
| 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): |  |
| dhash icon | e4f0b90098b4722c (1 x Formbook) |
| Reporter |  threatcat_ch |
| Tags: | exe FormBook signed |
Code Signing Certificate
| Organisation: | Boom Gladest |
|---|---|
| Issuer: | Boom Gladest |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2023-12-13T02:11:21Z |
| Valid to: | 2026-12-12T02:11:21Z |
| Serial number: | 4a795c2fda774c264641092de9b1e53fd36eee88 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | f73555f7d50c031e102cd32b48bb5863bd24890d3e9c5af65cdebc15ff642fa0 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
3
# of downloads :
469
Origin country :
CHVendor Threat Intelligence
Malware family:
guloader
ID:
1
File name:
Tripleness.exe
Verdict:
Malicious activity
Analysis date:
2024-09-20 20:04:23 UTC
Tags:
guloader loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
99.1%
Tags:
Encryption Execution Generic Static Malware
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% subdirectories
Creating a file
Сreating synchronization primitives
Launching a process
Using the Windows Management Instrumentation requests
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
installer lolbin microsoft_visual_cc overlay 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:
Suspicious
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Signature
Found suspicious powershell code related to unpacking or dynamic code loading
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Suspicious powershell command line found
Yara detected GuLoader
Behaviour
Behavior Graph:
Score:
97%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2024-09-20 03:54:51 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
20 of 38 (52.63%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 1'018 additional samples on MalwareBazaar
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader discovery downloader execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Command and Scripting Interpreter: PowerShell
Guloader,Cloudeye
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
f320ff644d3fdfa1aab47e0e534e0c109cdc85022a7b692559c27a16e94696fa
MD5 hash:
2f513d44fd0845e6cdbabc874dc55a53
SHA1 hash:
bc19d6af2ea26015793bc6ffbe8527254d5c4e58
Malware family:
GuLoader
Verdict:
Malicious
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: | Detect_APT29_WINELOADER_Backdoor |
|---|---|
| Author: | daniyyell |
| Description: | Detects APT29's WINELOADER backdoor variant used in phishing campaigns, this rule also detect bad pdf,shtml,htm and vbs or maybe more depends |
| Reference: | https://cloud.google.com/blog/topics/threat-intelligence/apt29-wineloader-german-political-parties |
| Rule name: | Ins_NSIS_Buer_Nov_2020_1 |
|---|---|
| Author: | Arkbird_SOLG |
| Description: | Detect NSIS installer used for Buer loader |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
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
| ID | Title | Severity |
|---|---|---|
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| AUTH_API | Manipulates User Authorization | ADVAPI32.dll::SetFileSecurityA |
| COM_BASE_API | Can Download & Execute components | ole32.dll::CoCreateInstance |
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AdjustTokenPrivileges |
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteExA SHELL32.dll::SHFileOperationA SHELL32.dll::SHGetFileInfoA |
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CreateProcessA ADVAPI32.dll::OpenProcessToken KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::LoadLibraryExA KERNEL32.dll::GetDiskFreeSpaceA KERNEL32.dll::GetCommandLineA |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CopyFileA KERNEL32.dll::CreateDirectoryA KERNEL32.dll::CreateFileA KERNEL32.dll::DeleteFileA KERNEL32.dll::MoveFileExA KERNEL32.dll::MoveFileA |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::LookupPrivilegeValueA |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegCreateKeyExA ADVAPI32.dll::RegDeleteKeyA ADVAPI32.dll::RegOpenKeyExA ADVAPI32.dll::RegQueryValueExA ADVAPI32.dll::RegSetValueExA |
| WIN_USER_API | Performs GUI Actions | USER32.dll::AppendMenuA USER32.dll::EmptyClipboard USER32.dll::FindWindowExA USER32.dll::OpenClipboard USER32.dll::PeekMessageA USER32.dll::CreateWindowExA |
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