MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2d3c8b3b4a644870c09653a3d166708b119f42c0c4ee226277ce030540353120. 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: 12
| SHA256 hash: | 2d3c8b3b4a644870c09653a3d166708b119f42c0c4ee226277ce030540353120 |
|---|---|
| SHA3-384 hash: | c38350eded0de09693e97fc4aea44fc00707a8e602bdac38949c1f19c89c0bf59e9ceb941daea47dc585e984c150475e |
| SHA1 hash: | 5edf0ffab86ef9daaed270f47a0ed02a438ff992 |
| MD5 hash: | 97c44682e984e80fb6f9f1b67b992906 |
| humanhash: | quiet-vegan-iowa-tennessee |
| File name: | msedge_elf.dll |
| Download: | download sample |
| Signature | Formbook |
| File size: | 2'172'928 bytes |
| First seen: | 2025-07-29 10:41:35 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 883910371730f48ede6e322aaa48e7f3 (1 x Formbook) |
| ssdeep | 49152:95FSk1i0XJzA0lpsqJwP3PY8DV+cQ7Oh8l:beV |
| Threatray | 87 similar samples on MalwareBazaar |
| TLSH | T15EA5BE05E3D901B8E53BDB74CA62A332E67078864731E58F0799D6592F33E909BBB311 |
| TrID | 48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| Reporter | Anonymous |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
47
Origin country :
PLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
msedge_elf.dll
Verdict:
No threats detected
Analysis date:
2025-07-29 10:44:47 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Verdict:
Malicious
Score:
70%
Tags:
virus
Result
Verdict:
Clean
Maliciousness:
Behaviour
Sending a custom TCP request
Verdict:
Malicious
Labled as:
Trojan.Generic
Malware family:
Formbook
Verdict:
Malicious
Score:
87%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PDB Path PE (Portable Executable) Win 64 Exe x64
Threat name:
Win64.Trojan.Egairtigado
Status:
Malicious
First seen:
2025-07-28 09:47:45 UTC
File Type:
PE+ (Dll)
AV detection:
17 of 24 (70.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 77 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
2d3c8b3b4a644870c09653a3d166708b119f42c0c4ee226277ce030540353120
MD5 hash:
97c44682e984e80fb6f9f1b67b992906
SHA1 hash:
5edf0ffab86ef9daaed270f47a0ed02a438ff992
Malware family:
FormBook
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: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__MemoryWorkingSet |
|---|---|
| Author: | Fernando Mercês |
| Description: | Anti-debug process memory working set size check |
| Reference: | http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/ |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AdjustTokenPrivileges |
| WIN32_PROCESS_API | Can Create Process and Threads | ADVAPI32.dll::OpenProcessToken KERNEL32.dll::OpenProcess KERNEL32.dll::VirtualAllocExNuma KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThreadpoolIo KERNEL32.dll::CreateThread |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetSystemInfo |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::FreeConsole KERNEL32.dll::GetConsoleOutputCP |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::LookupPrivilegeValueW |
| WIN_BCRYPT_API | Can Encrypt Files | bcrypt.dll::BCryptCreateHash bcrypt.dll::BCryptDestroyHash bcrypt.dll::BCryptFinishHash bcrypt.dll::BCryptGenRandom bcrypt.dll::BCryptGetProperty bcrypt.dll::BCryptHashData |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW |
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