MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98ae47e4cd5f77f4ad2b6a811911d0520c2dc28df116ce35c5d12c2c7720ec10. 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


Intelligence 15 IOCs YARA 6 File information Comments

SHA256 hash: 98ae47e4cd5f77f4ad2b6a811911d0520c2dc28df116ce35c5d12c2c7720ec10
SHA3-384 hash: ee3d0eacf9871446ef9ef8b41e03e4b116f0f6856b1e67776cb0b10e03034bc31e320e9ae7a26c92f69baaced3405151
SHA1 hash: 1b8e184f9f68a5c5aa49e9348dc73c6add7d3778
MD5 hash: e793371a039d45415f5b8e5410046845
humanhash: mars-uniform-king-salami
File name:random.exe
Download: download sample
Signature UACModuleSmokeLoader
File size:2'149'376 bytes
First seen:2025-04-05 13:27:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:feXA1MtlPqo6HzzPM3U8JnUEpyMDnYMu6kKWy:fyAwlC9c3U8WEpDDYM3k
TLSH T10EA533BAD46FF06DD8C84DF5E4656700D12E8A58E86F857EEF1A0C304292AD8CFD581A
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


Avatar
iamaachum
http://176.113.115.7/files/rast333a/random.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
161
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
random.exe
Verdict:
Malicious activity
Analysis date:
2025-04-05 12:55:43 UTC
Tags:
amadey botnet stealer lumma loader purecrypter themida telegram rdp miner evasion remote vidar stealc autoit credentialflusher auto generic gcleaner darkvision

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm packed packed packer_detected
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
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:
Threat name:
Win32.Trojan.Amadey
Status:
Malicious
First seen:
2025-04-05 13:28:21 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
Similar samples:
Result
Malware family:
n/a
Score:
  9/10
Tags:
bootkit defense_evasion discovery persistence
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Writes to the Master Boot Record (MBR)
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Unpacked files
SH256 hash:
98ae47e4cd5f77f4ad2b6a811911d0520c2dc28df116ce35c5d12c2c7720ec10
MD5 hash:
e793371a039d45415f5b8e5410046845
SHA1 hash:
1b8e184f9f68a5c5aa49e9348dc73c6add7d3778
SH256 hash:
81f9ca0b7d2d42a9a835dc85d5c693d34737cd68b6683cdd8a93be33aa8f4dee
MD5 hash:
79b5ab8631af87f207beec4141cac0d4
SHA1 hash:
d93269d2913e8a89fa351ce7758e071046d512cf
Detections:
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Please note that we are no longer able to provide a coverage score for Virus Total.

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

UACModuleSmokeLoader

Executable exe 98ae47e4cd5f77f4ad2b6a811911d0520c2dc28df116ce35c5d12c2c7720ec10

(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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

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