MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 10cc42ba7d1fc4ca4205ed11284a390341a13c8959cb818ac3753b1fbc259059. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments

SHA256 hash: 10cc42ba7d1fc4ca4205ed11284a390341a13c8959cb818ac3753b1fbc259059
SHA3-384 hash: 81882d52ffba1f375e5cfbf340abc43ad0f8222b633e9df7b4660323e9acffffde7d6fd51d0d901515731d8a811f6a98
SHA1 hash: eaba8ed759d079dd58d363e4d86d1418fac15541
MD5 hash: b3e115439f3fff0642ed14cde5e5f258
humanhash: fix-twenty-social-seven
File name:b3e115439f3fff0642ed14cde5e5f258.exe
Download: download sample
Signature UACModuleSmokeLoader
File size:613'376 bytes
First seen:2023-05-15 11:57:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ac4a5848781773145660cee839100e10 (1 x Glupteba, 1 x UACModuleSmokeLoader)
ssdeep 12288:ouikJDUBrJcXjvD2lC5TlgF2iFPBCtNFcom2Bt9qfA4dqN2Nr:jihVJU/iC5hgFIiw9q1Nr
TLSH T1B2D4BF0392E27D50EB7A4B7ACE2E8698276EB2734F39776B32185A1F04701B2C573715
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
16.0% (.EXE) Win32 Executable (generic) (4505/5/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 000808480e070600 (1 x UACModuleSmokeLoader)
Reporter abuse_ch
Tags:exe UACModuleSmokeLoader

Intelligence


File Origin
# of uploads :
1
# of downloads :
255
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b3e115439f3fff0642ed14cde5e5f258.exe
Verdict:
Malicious activity
Analysis date:
2023-05-15 12:01:50 UTC
Tags:
n/a

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
Sending a custom TCP request
Rewriting of the hard drive's master boot record
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
CPUID_Instruction
EvasionGetTickCount
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware mokes 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.SmokeLoader
Status:
Malicious
First seen:
2023-05-14 11:45:30 UTC
File Type:
PE (Exe)
Extracted files:
41
AV detection:
26 of 37 (70.27%)
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:
b1272de3f0fc0785efa4c692b4a1471c9b419dd93b7dcd4c9dc4fb6c09abc549
MD5 hash:
9872fdbffbdb3145dc372df17ee4fdde
SHA1 hash:
595ddab28edeae1793481367e495e8db4c329446
SH256 hash:
10cc42ba7d1fc4ca4205ed11284a390341a13c8959cb818ac3753b1fbc259059
MD5 hash:
b3e115439f3fff0642ed14cde5e5f258
SHA1 hash:
eaba8ed759d079dd58d363e4d86d1418fac15541
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:pdb_YARAify
Author:@wowabiy314
Description:PDB
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 10cc42ba7d1fc4ca4205ed11284a390341a13c8959cb818ac3753b1fbc259059

(this sample)

  
Delivery method
Distributed via web download

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