MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33e30423aa49be107686f0ee537128f8cd5e30ab0f3dc5c543df8e34aa440067. 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


Smoke Loader


Vendor detections: 12


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 33e30423aa49be107686f0ee537128f8cd5e30ab0f3dc5c543df8e34aa440067
SHA3-384 hash: a799d6a58fb897f11c8c11289dea3ca6c66ca46be77236c278cdd6f571a1c3ecf24cfc73b2f311eb4b3d1b3993379b02
SHA1 hash: 1e1c359f425e8d1a9b5f887912a0d46b4cd55a19
MD5 hash: 14240914a71732c252930bd99eda9826
humanhash: robert-burger-edward-pip
File name:DF734289KT.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:802'712 bytes
First seen:2021-12-17 09:32:47 UTC
Last seen:2021-12-17 10:58:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 29bb2b820bd51f2a76eb33c8ccd7f75d (1 x Smoke Loader)
ssdeep 6144:LVlpUCNatSGhLMWgSSc4sIGmiSP2Re8J2xiSP2Re8J2xiSP2Re8J2xiSP2Re8J2:5lpUCNnyLMWglcwwk8k8k8k
Threatray 5'991 similar samples on MalwareBazaar
TLSH T198059D35E8A0240BDD4F41F6FB6F85B8BD895C828B4D51C71938EA6B04361E4CAF3E46
Reporter pr0xylife
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
265
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5318751b75d8c6152d90bbbf2864558626783f497443d4be1a003b64bc2acbc2 (1).zip
Verdict:
Malicious activity
Analysis date:
2021-12-17 11:10:37 UTC
Tags:
trojan exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/1c5dd3ee-9d9a-4e53-8276-b5f928e3774c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/214760/
Detection(s):
PUA.Win.Packer.Pseudosigner-36
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
DNS request
Searching for synchronization primitives
Reading critical registry keys
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending an HTTP GET request
Launching a process
Creating a file in the %temp% directory
Launching the default Windows debugger (dwwin.exe)
Query of malicious DNS domain
Sending a TCP request to an infection source
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun by creating a file
Forced shutdown of a browser
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/2362/overview
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
CheckCmdLine
EvasionGetTickCount
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay
Link:
https://www.filescan.io/uploads/61bc59518541392eb4ebf8f7/reports/56a66b07-5e4d-49f9-ae82-04c64293c951/overview
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/921b632b-a557-4345-aa4b-740e7a9edd49
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/908980
Signature
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if browser processes are running
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 541458 Sample: DF734289KT.exe Startdate: 17/12/2021 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Yara detected SmokeLoader 2->49 51 C2 URLs / IPs found in malware configuration 2->51 53 Machine Learning detection for sample 2->53 9 DF734289KT.exe 2->9         started        12 chifsgg 2->12         started        process3 signatures4 63 Detected unpacking (changes PE section rights) 9->63 65 Contains functionality to inject code into remote processes 9->65 67 Injects a PE file into a foreign processes 9->67 14 DF734289KT.exe 9->14         started        69 Machine Learning detection for dropped file 12->69 17 chifsgg 12->17         started        process5 signatures6 81 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 14->81 83 Maps a DLL or memory area into another process 14->83 85 Checks if the current machine is a virtual machine (disk enumeration) 14->85 19 explorer.exe 3 14->19 injected 87 Creates a thread in another existing process (thread injection) 17->87 process7 dnsIp8 43 mbologwuholing.co.ug 8.209.71.53, 443, 49748, 49749 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC Singapore 19->43 37 C:\Users\user\AppData\Roaming\chifsgg, PE32 19->37 dropped 39 C:\Users\user\...\chifsgg:Zone.Identifier, ASCII 19->39 dropped 55 Benign windows process drops PE files 19->55 57 Injects code into the Windows Explorer (explorer.exe) 19->57 59 Deletes itself after installation 19->59 61 2 other signatures 19->61 24 explorer.exe 12 19->24         started        28 explorer.exe 19->28         started        30 explorer.exe 19->30         started        32 12 other processes 19->32 file9 signatures10 process11 dnsIp12 45 mbologwuholing.co.ug 24->45 71 System process connects to network (likely due to code injection or exploit) 24->71 73 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->73 75 Tries to steal Mail credentials (via file / registry access) 24->75 79 2 other signatures 24->79 77 Tries to harvest and steal browser information (history, passwords, etc) 28->77 34 WerFault.exe 3 10 30->34         started        signatures13 process14 dnsIp15 41 192.168.2.1 unknown unknown 34->41
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/33e30423aa49be107686f0ee537128f8cd5e30ab0f3dc5c543df8e34aa440067/
Threat name:
Win32.Backdoor.Mokes
Create hunting rule
Status:
Malicious
First seen:
2021-12-17 09:33:10 UTC
File Type:
PE (Exe)
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Verdict:
malicious
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edf105b04e5bd8f534cb569945ecaad365d6366e163627d5652520a0368a52c2
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Smoke Loader
+ 5'981 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor collection trojan
Link:
https://tria.ge/reports/211217-lh7fjaebek/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Deletes itself
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Malware Config
C2 Extraction:
https://mbologwuholing.co.ug/index.php
http://mbologwuholing.co.ug/index.php
Unpacked files
SH256 hash:
c1522e7c30f417b6a56220b23fad15bf93521204e8b71e005cd06e11ac62f919
MD5 hash:
c8931c6643ef3e4945863ace3b57ec4d
SHA1 hash:
de97f6a7f50bb9aedd138b96da0fa0cb586101df
Link:
https://www.unpac.me/results/52c407c7-6a0b-4292-bd90-5b36ba0a4ebc/
SH256 hash:
33e30423aa49be107686f0ee537128f8cd5e30ab0f3dc5c543df8e34aa440067
MD5 hash:
14240914a71732c252930bd99eda9826
SHA1 hash:
1e1c359f425e8d1a9b5f887912a0d46b4cd55a19
Link:
https://www.unpac.me/results/52c407c7-6a0b-4292-bd90-5b36ba0a4ebc/
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/33e30423aa49be107686f0ee537128f8cd5e30ab0f3dc5c543df8e34aa440067

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:WIN32_MALWR_DROPPER_INJECTOR_RANSOMWARE
Create hunting rule
Author:Jesper Mikkelsen
Description:Detect Suspicous dropper injector - possible ransomware dropper
Reference:SHA-1:0feda1e7b0d4506270c85973826fa498e9ed0f5b

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/214760/

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