MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9977d826ef41dc2fc2a1051103e3aa1272b6d14b43008b36895bd6f1e41f278a. 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: 9977d826ef41dc2fc2a1051103e3aa1272b6d14b43008b36895bd6f1e41f278a
SHA3-384 hash: 8566dd060655ee2f4dff108e4f4d66e3f35577bd4d35893e963ea5d9242a3dce4c1693240b2ee7ec483afb5c6a635cca
SHA1 hash: 6c1eb6f1178a8b2eb21187c0aad0508820e8f4b1
MD5 hash: ff268d862331076bddfd6b27714e2506
humanhash: fourteen-dakota-nuts-oklahoma
File name:vbc.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:269'824 bytes
First seen:2022-08-12 13:51:43 UTC
Last seen:2022-08-13 17:12:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ca596d7b2103845967ba9782958ed3b1 (1 x Smoke Loader)
ssdeep 6144:SZ/UBbqjk2iUFgBK6eamLTvHZXLwEKHji0rdD:sfk2XgBsRTHZBIGy
TLSH T103447C10AB90C035E1B756F8897983A8BD2EBDA16B2055CF22C53AEE57376E4DC31317
TrID 40.5% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
17.0% (.SCR) Windows screen saver (13101/52/3)
13.6% (.EXE) Win64 Executable (generic) (10523/12/4)
8.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 9824e790c4e72158 (31 x RedLineStealer, 18 x Smoke Loader, 16 x ArkeiStealer)
Reporter James_inthe_box
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
3
# of downloads :
381
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NOA & Pre-loading docs of CBHU9101956.docx
Verdict:
Malicious activity
Analysis date:
2022-08-12 09:57:20 UTC
Tags:
trojan opendir exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/dbe0a1ed-b617-4efe-bd6e-6b43e95f09eb

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/298238/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware1.18993.1445.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Query of malicious DNS domain
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62f65b05810e2831b73dd292/reports/de48ca26-74be-41f5-bebc-24ea7f75928c/overview
Result
Verdict:
UNKNOWN
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/7b06f0a1-e195-45d2-b0ad-34326435a5ad
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1050600
Signature
Antivirus detection for URL or domain
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)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
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 domain / URL
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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: 683110 Sample: vbc.exe Startdate: 12/08/2022 Architecture: WINDOWS Score: 100 40 Multi AV Scanner detection for domain / URL 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus detection for URL or domain 2->44 46 4 other signatures 2->46 8 vbc.exe 2->8         started        11 btetfwb 2->11         started        process3 signatures4 56 Detected unpacking (changes PE section rights) 8->56 58 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 8->58 60 Maps a DLL or memory area into another process 8->60 13 explorer.exe 3 8->13 injected 62 Machine Learning detection for dropped file 11->62 64 Checks if the current machine is a virtual machine (disk enumeration) 11->64 66 Creates a thread in another existing process (thread injection) 11->66 process5 dnsIp6 36 tootoo.ga 34.116.193.214, 49769, 49770, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 13->36 38 venis.ml 13->38 30 C:\Users\user\AppData\Roaming\btetfwb, PE32 13->30 dropped 32 C:\Users\user\...\btetfwb:Zone.Identifier, ASCII 13->32 dropped 68 System process connects to network (likely due to code injection or exploit) 13->68 70 Benign windows process drops PE files 13->70 72 Injects code into the Windows Explorer (explorer.exe) 13->72 74 3 other signatures 13->74 18 explorer.exe 8 13->18         started        22 explorer.exe 13->22         started        24 explorer.exe 13->24         started        26 4 other processes 13->26 file7 signatures8 process9 dnsIp10 34 tootoo.ga 18->34 48 System process connects to network (likely due to code injection or exploit) 18->48 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->50 52 Tries to steal Mail credentials (via file / registry access) 18->52 54 Tries to harvest and steal browser information (history, passwords, etc) 22->54 28 WerFault.exe 20 9 24->28         started        signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9977d826ef41dc2fc2a1051103e3aa1272b6d14b43008b36895bd6f1e41f278a/
Threat name:
Win32.Trojan.RedLine
Create hunting rule
Status:
Malicious
First seen:
2022-08-12 13:51:14 UTC
File Type:
PE (Exe)
Extracted files:
31
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tf35qjxpihoc7qvbauiqhy5kcjzlnuklimaiwnujlplpdza7e6fa._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220812-q6dkksgbg6/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Uses the VBS compiler for execution
Unpacked files
SH256 hash:
2a2a24b2aec961a9bc58a08b3d2ede149b355582922028fc5d34c3ebee530ea4
MD5 hash:
39f7f06c405409ec44bd11d5133b5a23
SHA1 hash:
1a9df8945f1b53dda537be71ad8e782347966432
Detections:
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/b100985b-6972-4242-9ba0-e48f012c12c0/
Parent samples :
ee2303e68ac732d267dc3dcffb67e79522616d8c9c0b4a192102e218cd845462
9977d826ef41dc2fc2a1051103e3aa1272b6d14b43008b36895bd6f1e41f278a
44dcc0e960aa0d4f02002d9f77c54fbc851d5839d3724f22fdaa0831204d2fea
9d8c139486e10c18d8aa6534ce12c6dff83fee5b4b6c07e96159e2fe7a74572c
f5b7b1d297d29501b9c0dc22f6eaa32cdfd1dc366a2f23e7920abd9d35bc7558
SH256 hash:
9977d826ef41dc2fc2a1051103e3aa1272b6d14b43008b36895bd6f1e41f278a
MD5 hash:
ff268d862331076bddfd6b27714e2506
SHA1 hash:
6c1eb6f1178a8b2eb21187c0aad0508820e8f4b1
Link:
https://www.unpac.me/results/b100985b-6972-4242-9ba0-e48f012c12c0/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9977d826ef41/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/9977d826ef41dc2fc2a1051103e3aa1272b6d14b43008b36895bd6f1e41f278a

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/298238/
  
URLhaus
https://urlhaus.abuse.ch/url/2272037/

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