MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31b33e1ddf7dd9e715b4de50ae779053fb63977fbcb78aad86ffc830cf37d652. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31b33e1ddf7dd9e715b4de50ae779053fb63977fbcb78aad86ffc830cf37d652
SHA3-384 hash: d91cfcf5b4049d7c070288828e1dc3af1451da2180e945aa7691d655504797e3a1da4f377df78c15060b898f1496c470
SHA1 hash: 0574de5994a00eaa1c9f043a1a031c355041b540
MD5 hash: ebc9c2dea73d9b93ad8368f3cca45344
humanhash: eleven-double-helium-yellow
File name:ebc9c2dea73d9b93ad8368f3cca45344.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:150'512 bytes
First seen:2022-08-11 15:46:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b8558d93f483c480fe68dcea321081d3 (2 x RecordBreaker, 1 x Smoke Loader, 1 x RedLineStealer)
ssdeep 3072:9aAQ/UfIRjrZ1t+8BeYY6Un6fjvpz4HshnygqLKwxb3LbS/mme/:9icMrtgYY96fifLKEXS/mH
TLSH T141E39D5279C0C472E932293E24A8DA71CABDFD741F61DEDB334452764F302C19A26A7B
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
461
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ebc9c2dea73d9b93ad8368f3cca45344.exe
Verdict:
Suspicious activity
Analysis date:
2022-08-11 15:48:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/96db433c-a6c7-4a58-8c89-33c4e8000ddf

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/298034/
Detection(s):
SecuriteInfo.com.Variant.Lazy.177961.14464.20821.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/28701/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm greyware overlay packed
Link:
https://www.filescan.io/uploads/62f524f6e456f39ac941ea93/reports/a6cf35b2-bbf8-42b1-b7ef-b571939f9413/overview
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:
Unknown
Link:
https://analyze.intezer.com/analyses/ac09152f-7d35-4fd4-9234-c6e15145d503
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1050163
Signature
Allocates memory in foreign processes
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Creates a thread in another existing process (thread injection)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 682669 Sample: HnqMCDtyCP.exe Startdate: 11/08/2022 Architecture: WINDOWS Score: 100 32 Snort IDS alert for network traffic 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 3 other signatures 2->38 7 HnqMCDtyCP.exe 2->7         started        10 dfgbaff 2->10         started        process3 signatures4 48 Writes to foreign memory regions 7->48 50 Allocates memory in foreign processes 7->50 52 Injects a PE file into a foreign processes 7->52 12 AppLaunch.exe 7->12         started        15 AppLaunch.exe 7->15         started        17 AppLaunch.exe 7->17         started        process5 signatures6 54 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->54 56 Maps a DLL or memory area into another process 12->56 58 Checks if the current machine is a virtual machine (disk enumeration) 12->58 60 Creates a thread in another existing process (thread injection) 12->60 19 explorer.exe 1 12->19 injected process7 dnsIp8 28 mollycoddle.cc 19->28 30 installslab3pnew4af.xyz 19->30 24 C:\Users\user\AppData\Roaming\dfgbaff, PE32 19->24 dropped 26 C:\Users\...\eventbeacons.dat.~tmp (copy), PE32 19->26 dropped 40 System process connects to network (likely due to code injection or exploit) 19->40 42 Benign windows process drops PE files 19->42 44 Performs DNS queries to domains with low reputation 19->44 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 19->46 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/31b33e1ddf7dd9e715b4de50ae779053fb63977fbcb78aad86ffc830cf37d652/
Threat name:
Win32.Spyware.RedLine
Create hunting rule
Status:
Malicious
First seen:
2022-08-11 15:47:12 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
20 of 26 (76.92%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ggzt4ho7pxm6ofnu3zik454qkp5whf37xs3yvlmg77edbtzx2zja._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220811-s77k6ahbbl/
Unpacked files
SH256 hash:
623dcdecc20b73f0fbc36aed300a9bf282622815c4cc543d54e1996b7a6f6a8e
MD5 hash:
78e29743340352c2b7461082f1c8a679
SHA1 hash:
555bf1cfa344285ba5093981031774079f667232
Detections:
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/79efd316-483b-4b4c-96d3-4172a3d9077f/
Parent samples :
09ef07cfdb5cb0ae4a45623a4d7fabfa92c2d1539c3ae0eb95e1ab4b2d9b0124
a0f52191eef9d1c1173c12c3fbd129d46e67a5439fa270d8821172ea20c89f7c
31b33e1ddf7dd9e715b4de50ae779053fb63977fbcb78aad86ffc830cf37d652
SH256 hash:
31b33e1ddf7dd9e715b4de50ae779053fb63977fbcb78aad86ffc830cf37d652
MD5 hash:
ebc9c2dea73d9b93ad8368f3cca45344
SHA1 hash:
0574de5994a00eaa1c9f043a1a031c355041b540
Detections:
win_vigilant_cleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/79efd316-483b-4b4c-96d3-4172a3d9077f/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/31b33e1ddf7d/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/31b33e1ddf7dd9e715b4de50ae779053fb63977fbcb78aad86ffc830cf37d652

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com

File information

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

Web download

Smoke Loader

Executable exe 31b33e1ddf7dd9e715b4de50ae779053fb63977fbcb78aad86ffc830cf37d652

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2271814/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/298034/

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