MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c669d0529989f6fc11ae4c9af59e9b872fec10a7ad29b7b6d46850f5ee1e3a6e. 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: 12


Intelligence 12 IOCs YARA 8 File information Comments

SHA256 hash: c669d0529989f6fc11ae4c9af59e9b872fec10a7ad29b7b6d46850f5ee1e3a6e
SHA3-384 hash: 82399c71487bd096422793272ea6dd4cb4ba89020e5b10ad71d5918d7876bc58c9c5d4a4318ad89eb0a5d6d4d08b5c58
SHA1 hash: 0d0d1f697a4ebcd809cb267856ad8077a52458e9
MD5 hash: 7489aff67e8daa2399daacd04f495b82
humanhash: earth-california-washington-rugby
File name:SecuriteInfo.com.Win32.TrojanX-gen.16558.19580
Download: download sample
Signature UACModuleSmokeLoader
File size:605'184 bytes
First seen:2024-01-18 10:36:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 4f8e2cfb7a56570f82711379d2e1b928 (2 x Stealc, 2 x GCleaner, 2 x UACModuleSmokeLoader)
ssdeep 12288:liXdmNVWS8i8O8do0SZiNSQ/botHvKndJ1kU2b9fEH:4XEN8S8HO8dnSQ3/bMKnP1M
Threatray 96 similar samples on MalwareBazaar
TLSH T1F0D4F11062E48535E2F3697D4970D390462F7C72AA72D58F3AC9163E2E3A6D19B2073B
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 3370ccd2ccf033da (36 x Smoke Loader, 10 x Stealc, 8 x GCleaner)
Reporter SecuriteInfoCom
Tags:exe UACModuleSmokeLoader

Intelligence


File Origin
# of uploads :
1
# of downloads :
335
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Rewriting of the hard drive's master boot record
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
diskwriter packed
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.
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
88 / 100
Signature
Contains functionality to infect the boot sector
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.StealC
Status:
Malicious
First seen:
2024-01-18 10:37:09 UTC
File Type:
PE (Exe)
Extracted files:
46
AV detection:
20 of 23 (86.96%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  6/10
Tags:
bootkit persistence
Behaviour
Writes to the Master Boot Record (MBR)
Unpacked files
SH256 hash:
c669d0529989f6fc11ae4c9af59e9b872fec10a7ad29b7b6d46850f5ee1e3a6e
MD5 hash:
7489aff67e8daa2399daacd04f495b82
SHA1 hash:
0d0d1f697a4ebcd809cb267856ad8077a52458e9
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:Windows_Trojan_Smokeloader_3687686f
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 c669d0529989f6fc11ae4c9af59e9b872fec10a7ad29b7b6d46850f5ee1e3a6e

(this sample)

  
Delivery method
Distributed via web download

Comments