MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8d7b5e82a483a74267934b095f8f817bdc8b9524dffdd8cc5e343eca792264bd. 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
UACModuleSmokeLoader
Vendor detections: 15
| SHA256 hash: | 8d7b5e82a483a74267934b095f8f817bdc8b9524dffdd8cc5e343eca792264bd |
|---|---|
| SHA3-384 hash: | 091866c7d8656e9e3aefaf180c0c08073656052554f48a0f6b6ced7e6ef652570a3e6615b5923d2bea23e351d05fa7e1 |
| SHA1 hash: | 1528163817f6df4c971143a1025d9e89d83f4c3d |
| MD5 hash: | b1209205d9a5af39794bdd27e98134ef |
| humanhash: | uranus-nineteen-spaghetti-burger |
| File name: | Fe36XBk.exe |
| Download: | download sample |
| Signature | UACModuleSmokeLoader |
| File size: | 2'168'320 bytes |
| First seen: | 2025-02-08 19:29:19 UTC |
| Last seen: | 2025-02-12 21:01:44 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer) |
| ssdeep | 49152:q0Xo0Msi8rYRd34LXoM5yZx6BUVNebnnh6XsUf//+FYNi:J5sd3435yLDNyjUmh |
| Threatray | 1 similar samples on MalwareBazaar |
| TLSH | T177A533AE6DC12F38F99C6E76F437523160289719E9A71CE6560C68148E8F903FC87637 |
| TrID | 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 20.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.6% (.EXE) Win32 Executable (generic) (4504/4/1) 8.5% (.ICL) Windows Icons Library (generic) (2059/9) 8.3% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| Reporter |  aachum |
| Tags: | exe UACModuleSmokeLoader |
Intelligence
File Origin
# of uploads :
4
# of downloads :
506
Origin country :
ESVendor Threat Intelligence
Malware family:
amadey
ID:
1
File name:
43e14b016c4a24d8cc0ecd8ddca196a5.exe
Verdict:
Malicious activity
Analysis date:
2025-02-08 15:16:00 UTC
Tags:
amadey botnet stealer loader telegram themida vidar lumma redline stealc lefthook credentialflusher cryptbot screenconnect remote auto generic autoit
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
90.9%
Tags:
spoof virus crypt zusy
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Rewriting of the hard drive's master boot record
Verdict:
Malicious
Labled as:
Zusy.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:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to infect the boot sector
Detected unpacking (changes PE section rights)
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Infostealer.Tinba
Status:
Malicious
First seen:
2025-02-08 14:17:12 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
20 of 38 (52.63%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
pitou
Result
Malware family:
n/a
Score:
9/10
Tags:
bootkit defense_evasion discovery persistence
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Writes to the Master Boot Record (MBR)
Checks BIOS information in registry
Identifies Wine through registry keys
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8d7b5e82a483a74267934b095f8f817bdc8b9524dffdd8cc5e343eca792264bd
MD5 hash:
b1209205d9a5af39794bdd27e98134ef
SHA1 hash:
1528163817f6df4c971143a1025d9e89d83f4c3d
SH256 hash:
97fd2c2b9a879491cfad451f93021741b064c0a65c205b15914600b99c61e858
MD5 hash:
8718f4cea8b1b62c15dfd6129750c5b7
SHA1 hash:
2ec21edc9070c45a98cfcd9a5111f5d51f047311
Detections:
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
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: | ICMLuaUtil_UACMe_M41 |
|---|---|
| Author: | Marius 'f0wL' Genheimer <hello@dissectingmalwa.re> |
| Description: | A Yara rule for UACMe Method 41 -> ICMLuaUtil Elevated COM interface |
| Reference: | https://github.com/hfiref0x/UACME |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | smokeloader_uac_module |
|---|---|
| Author: | Nikolaos 'n0t' Totosis |
| Description: | UAC bypass/file dropped by Smokeloader |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
| Rule name: | Windows_Generic_Threat_5fbf5680 |
|---|---|
| Author: | Elastic Security |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
exe 8d7b5e82a483a74267934b095f8f817bdc8b9524dffdd8cc5e343eca792264bd
(this sample)
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 (HIGH_ENTROPY_VA) | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
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