MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f4e5ec593dcb18dca253d98f5133050e96f27f86c1e46b5882abf797fefe26b1. 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: 13
| SHA256 hash: | f4e5ec593dcb18dca253d98f5133050e96f27f86c1e46b5882abf797fefe26b1 |
|---|---|
| SHA3-384 hash: | b910c195416c0d8e934b7ffa4b88440892d2a4b74faf7ab790c24760d8dc73543ef3dd658231eb5e432f24e089cf242b |
| SHA1 hash: | 661f86072031587be18ada0b6606ee82bb52038f |
| MD5 hash: | 0a089e934eb856c3e809d0fac53000c7 |
| humanhash: | music-solar-minnesota-thirteen |
| File name: | file |
| Download: | download sample |
| Signature | Formbook |
| File size: | 233'472 bytes |
| First seen: | 2024-11-25 23:10:48 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 3072:Yc9licCNZFl65sQpIVlccSMXudYCKuY0OUM6Aoft7Gfu4V0tvHwytyUbthvB2C/9:YpFFlssZVlccSMXudcDVilp |
| TLSH | T1B3343B4823C91A92F2EE0F37E4F36A518774FA51AF2FD30F684414FE0865B958951763 |
| 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 |
| Reporter |  Bitsight |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
454
Origin country :
USVendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-25 23:12:13 UTC
Tags:
formbook xloader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Clean
Score:
99.9%
Tags:
smartassembly packed
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated packed packed smartassembly smart_assembly
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Verdict:
Suspicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Score:
98%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Trojan.Generic
Status:
Suspicious
First seen:
2024-11-25 23:11:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
15 of 24 (62.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
f4e5ec593dcb18dca253d98f5133050e96f27f86c1e46b5882abf797fefe26b1
MD5 hash:
0a089e934eb856c3e809d0fac53000c7
SHA1 hash:
661f86072031587be18ada0b6606ee82bb52038f
Detections:
PureCrypter_Stage1
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: | INDICATOR_EXE_Packed_SmartAssembly |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with SmartAssembly |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RansomPyShield_Antiransomware |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP) |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Amadey
Delivery method
Distributed via web download
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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