MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219. 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 7 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219
SHA3-384 hash: a51245f9a55d7218a25a39734c869e2c7d978e39bba7dbc1c42bdd256803bd5f24eec3f50d0ce08955297c82f0bdce04
SHA1 hash: 9db26ede53929c8f33c9f0e9d61ba21a11247f9f
MD5 hash: 7cc2f9a6074f7891b251622d155b7580
humanhash: early-item-friend-gee
File name:7cc2f9a6074f7891b251622d155b7580
Download: download sample
Signature UACModuleSmokeLoader
Create hunting rule
File size:586'240 bytes
First seen:2024-01-19 13:23:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2341e4c4c4e193d79723ef79c368cbcb (1 x RedLineStealer, 1 x UACModuleSmokeLoader, 1 x LummaStealer)
ssdeep 6144:014LBk6bpF7KK1e5Wr1q+0N1TXThd2KpMfqo7wLAzIUbVA5WB+exZtYFnh5Er4v8:pVkOFM6b8TXDcNyG+CtYFnh6yCB
Threatray 112 similar samples on MalwareBazaar
TLSH T1B2C4AE4382A17D56E6268B728E2FC6E8761EF6608F7DB7792129DA1F04B3072C173351
TrID 27.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
20.6% (.EXE) InstallShield setup (43053/19/16)
19.9% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
14.9% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
5.0% (.EXE) Win64 Executable (generic) (10523/12/4)
File icon (PE):PE icon
dhash icon 0020900000100000 (1 x UACModuleSmokeLoader)
Reporter zbetcheckin
Tags:32 exe UACModuleSmokeLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
320
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/471674/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Rewriting of the hard drive's master boot record
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65aa77f894d1aebfb2a67ce9/reports/6ae7ff4c-105e-4432-9846-d0c5306151ab/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219
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
Link:
https://analyze.intezer.com/analyses/5012d294-31a6-45c9-830d-b5fe170dcf12
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1377419
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to infect the boot sector
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:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219/
Threat name:
Win32.Backdoor.Tofsee
Create hunting rule
Status:
Malicious
First seen:
2024-01-19 13:24:07 UTC
File Type:
PE (Exe)
Extracted files:
57
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kwv5rlm5x4jyyigbh2ymdswjywcie65alsaaaupsfhvcw6qzgimq._file
Verdict:
malicious
Similar samples:
0492bb7752122b4c35a9d914b96318401ec1c187739aea0231ea54e7cbeebc76
UACModuleSmokeLoader
0c8fcb4201e67579906b7a3512f0f093297231ecad2b949a7b41d377f22b5d56
UACModuleSmokeLoader
17745cf313048c8618b348f3ed48abf6dc440e956a33ffdb252e53d6c05062a4
UACModuleSmokeLoader
22618620d54f8dc9541881741fc04042aea9d77c4ff38b84682b50a41a4a2371
UACModuleSmokeLoader
375f623741fe071117c32d8e027f9a705ab54586b12ee5504a56d2205e95b38c
UACModuleSmokeLoader
46a218a16190914c66dbcdf1a8c0d35aa3d0bc246b6cf16075567c85340bd33f
UACModuleSmokeLoader
6c3faa9c54a7d44226623afee69d63114957699330dd576092965999550dd19d
UACModuleSmokeLoader
c98b767c0ceb5c2bc05e873a06f0f264d8f7e42fd51c475e8595514d8b81f09f
UACModuleSmokeLoader
+ 102 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
bootkit persistence
Link:
https://tria.ge/reports/240119-qndgvsegdk/
Behaviour
Writes to the Master Boot Record (MBR)
Unpacked files
SH256 hash:
34214083ce60696dc171d58c3152856c1a0eb661a4741e22a340bdd52258b130
MD5 hash:
a88a0c4d6e13fae0fe18355522632341
SHA1 hash:
7efeee839a564461fdafc79a3c22d490137a6ef7
Link:
https://www.unpac.me/results/d1ec8f54-e675-4d76-b394-13a91f11d860/
Parent samples :
6c3faa9c54a7d44226623afee69d63114957699330dd576092965999550dd19d
f5ab502850f557c78d1ad09eb855a47ff25ce8aa00e8d67b4144a88228ebca3c
8a4eddeda8fecb5a816a28f0760ee4d0d8bf23edbda384a5913d631d676c7438
6a9ed12c03ce93c32945020a180464af9589be469a9193160f6eb7b45e4ede04
e92de9eadeef273bd294c6eceb92f750768766a79c215843e948f37b95bb6723
b565fe1734ee581763ff75a4e26f262d8268333f675d0a5bc2681950bc4ff6cc
66e164f2a4ea3b37586ceb2d699aa89e8a9475e9cd25c51476fd0a7d307df76a
SH256 hash:
55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219
MD5 hash:
7cc2f9a6074f7891b251622d155b7580
SHA1 hash:
9db26ede53929c8f33c9f0e9d61ba21a11247f9f
Link:
https://www.unpac.me/results/d1ec8f54-e675-4d76-b394-13a91f11d860/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/55abd8ad9dbf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219

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
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:ICMLuaUtil_UACMe_M41
Create hunting rule
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
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:Windows_Trojan_Smokeloader_3687686f
Create hunting rule
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 55abd8ad9dbf138c20c13eb0c1cac9c584827ba05c800051f229ea2b7a193219

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2749165/
  
URLhaus
https://urlhaus.abuse.ch/url/2749556/
Cape
Cape
https://www.capesandbox.com/analysis/471674/

Comments


Avatar
zbet commented on 2024-01-19 13:23:21 UTC

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