MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4213099d8b57762fbc31774f8db657ac6aedb0498af8bed11d17eb81cfcf7be9. 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: | 4213099d8b57762fbc31774f8db657ac6aedb0498af8bed11d17eb81cfcf7be9 |
|---|---|
| SHA3-384 hash: | 2ab44852bf26745664e62e71dd77d9d936339731d4797d0e364ac10fe81a7283c83535cb287b440a5406ad32ba368b6c |
| SHA1 hash: | dc90bf519224be91a3a4a593a2a35771ec1e4b52 |
| MD5 hash: | 01e965c7837a699aa44ff286684c0802 |
| humanhash: | equal-lake-india-west |
| File name: | SecuriteInfo.com.Win32.MalwareX-gen.31005.6153 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 800'256 bytes |
| First seen: | 2025-07-09 03:24:04 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:KsFAkO9AFtK1fDFGcBid+KW1TL/0JoVg60UYSIs3IeoeRSW2vgTEaXFekuMdAdCO:YkQCtKTrid+KCzVgvrs3ZoeOQXFTEC |
| Threatray | 4'036 similar samples on MalwareBazaar |
| TLSH | T1DE0501B3B641F922CC6173B9461EE3B9532D5E889423C38245F9BEBB3E517932DC0586 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| dhash icon | f0d4e68a9abcf071 (2 x Formbook, 1 x SnakeKeylogger, 1 x VIPKeylogger) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
40
Origin country :
FRVendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
SecuriteInfo.com.Win32.MalwareX-gen.31005.6153.exe
Verdict:
Malicious activity
Analysis date:
2025-07-09 03:27:25 UTC
Tags:
netreactor auto-sch-xml formbook xloader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Verdict:
Malicious
Score:
94.9%
Tags:
micro spawn shell
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Launching the default Windows debugger (dwwin.exe)
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
base64 bitmap obfuscated obfuscated packed packed packed reconnaissance roboski stego vbnet
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Malware family:
Formbook
Verdict:
Malicious
Score:
99%
Verdict:
Malware
File Type:
PE
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Egairtigado
Status:
Malicious
First seen:
2025-07-09 03:24:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
17 of 24 (70.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
unc_loader_037
Similar samples:
+ 4'026 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
discovery execution persistence
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
4213099d8b57762fbc31774f8db657ac6aedb0498af8bed11d17eb81cfcf7be9
MD5 hash:
01e965c7837a699aa44ff286684c0802
SHA1 hash:
dc90bf519224be91a3a4a593a2a35771ec1e4b52
SH256 hash:
38b7bd95b2e31924529d4858b0cb7689be3c5835d7dd1da7c976c790b290ed6a
MD5 hash:
fc0122bc4af85e901f8cc57c0095bb8b
SHA1 hash:
49d231a0b84016e54743fdb1dce1c948bdc07b9b
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
INDICATOR_EXE_Packed_SmartAssembly
SH256 hash:
21084e7d59fe3c16368145d23119670c85ce98ff234e52508861919f8e8c2d7c
MD5 hash:
0316825c6b2dc185f76ac73f7298b7a0
SHA1 hash:
5a0c7bafe313b9c165e529e3817435f596724073
SH256 hash:
0e70fc5af744a70fa753b0da9f73a252f7f8ab61a8e6c64f95eeffa683125f2d
MD5 hash:
6c3123b9d0b5c98bc4580757ce1409d3
SHA1 hash:
fee667d9ee2c33bb14bd4e293fef5e1c4da22861
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
d5c205d7e231d827caed40a5e9f06a16a9687a5c4e974eb209a4f7c49d1c2449
MD5 hash:
78afb315cbfbfc9ead807239dc0a9e01
SHA1 hash:
f953d68a01a4e0c11f5e297d0c5d7823d9e001dc
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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
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 |
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