MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2eedd3e3f2bf4ed4fba3eb97248e586a8ab9cdec17e080554830c0b54f63bb8d. 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 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2eedd3e3f2bf4ed4fba3eb97248e586a8ab9cdec17e080554830c0b54f63bb8d
SHA3-384 hash: 620f82ec4f4c1f82ce8a6b09cf35cdeb1f5dd40f0f218cdf01f7a5c6d9301a0342f882a4a161fa44f779699f881bb8a6
SHA1 hash: 6299a801926da72e95899da486599bffab420919
MD5 hash: 346991ad51ab8103370e59f17d9c0711
humanhash: ceiling-romeo-december-blossom
File name:346991ad51ab8103370e59f17d9c0711
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:35'328 bytes
First seen:2023-01-16 10:38:51 UTC
Last seen:2023-01-16 13:06:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:ifLOjwY5E+7t1uXDWy1szffi2RSLO28tUl5wpAqlEZBFKWl:ifbY5EVXX1szffzYO2rwy1TKq
Threatray 18'717 similar samples on MalwareBazaar
TLSH T133F2E711935C9724F95BBE3D8CDB9AB007A5EDD68852FE4FA80037CA287B3E6C514384
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 72690d69690d6972 (8 x AgentTesla, 6 x Smoke Loader, 2 x PureCrypter)
Reporter zbetcheckin
Tags:32 exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
179
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
346991ad51ab8103370e59f17d9c0711
Verdict:
Malicious activity
Analysis date:
2023-01-16 10:40:27 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/76906647-cfad-4c90-b3d3-5f3ee57bddaa

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/353381/
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.24779.25231.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63c52949eceae563152d2e71/reports/39f73717-17f7-481e-be21-39898206647b/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/18a0f6d8-2531-4a98-814f-3b6b696d8f4b
Result
Threat name:
SmokeLoader, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1152299
Signature
.NET source code contains potential unpacker
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
Encrypted powershell cmdline option found
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
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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 Costura Assembly Loader
Yara detected SmokeLoader
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 785034 Sample: RNk6mbhz8X.exe Startdate: 16/01/2023 Architecture: WINDOWS Score: 100 65 iccoperadora.com.br 2->65 85 Malicious sample detected (through community Yara rule) 2->85 87 Antivirus detection for URL or domain 2->87 89 Multi AV Scanner detection for submitted file 2->89 91 6 other signatures 2->91 11 RNk6mbhz8X.exe 16 7 2->11         started        16 jjdfver 2->16         started        signatures3 process4 dnsIp5 71 iccoperadora.com.br 191.6.209.228, 49701, 49705, 49706 IPV6InternetLtdaBR Brazil 11->71 59 C:\Users\user\AppData\Roaming\...\Kyrbbc.exe, PE32 11->59 dropped 61 C:\Users\user\...\Kyrbbc.exe:Zone.Identifier, ASCII 11->61 dropped 63 C:\Users\user\AppData\...\RNk6mbhz8X.exe.log, ASCII 11->63 dropped 109 Encrypted powershell cmdline option found 11->109 111 Injects a PE file into a foreign processes 11->111 18 RNk6mbhz8X.exe 11->18         started        21 powershell.exe 16 11->21         started        113 Multi AV Scanner detection for dropped file 16->113 115 Machine Learning detection for dropped file 16->115 file6 signatures7 process8 signatures9 77 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 18->77 79 Maps a DLL or memory area into another process 18->79 81 Checks if the current machine is a virtual machine (disk enumeration) 18->81 83 Creates a thread in another existing process (thread injection) 18->83 23 explorer.exe 5 7 18->23 injected 28 conhost.exe 21->28         started        process10 dnsIp11 67 alpatrik.com 45.81.39.147, 49712, 49713, 49714 LVLT-10753US United States 23->67 69 cletonmy.com 172.105.103.207, 49708, 80 LINODE-APLinodeLLCUS United States 23->69 53 C:\Users\user\AppData\Roaming\jjdfver, PE32 23->53 dropped 55 C:\Users\user\AppData\Local\Temp\C303.exe, PE32 23->55 dropped 57 C:\Users\user\...\jjdfver:Zone.Identifier, ASCII 23->57 dropped 101 System process connects to network (likely due to code injection or exploit) 23->101 103 Benign windows process drops PE files 23->103 105 Injects code into the Windows Explorer (explorer.exe) 23->105 107 3 other signatures 23->107 30 Kyrbbc.exe 14 4 23->30         started        34 explorer.exe 23->34         started        36 Kyrbbc.exe 3 23->36         started        38 5 other processes 23->38 file12 signatures13 process14 dnsIp15 73 iccoperadora.com.br 30->73 117 Multi AV Scanner detection for dropped file 30->117 119 Machine Learning detection for dropped file 30->119 121 Encrypted powershell cmdline option found 30->121 123 Injects a PE file into a foreign processes 30->123 40 Kyrbbc.exe 30->40         started        43 powershell.exe 30->43         started        45 Kyrbbc.exe 30->45         started        125 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 34->125 127 Tries to steal Mail credentials (via file / registry access) 34->127 129 Tries to harvest and steal browser information (history, passwords, etc) 34->129 75 iccoperadora.com.br 36->75 47 powershell.exe 36->47         started        signatures16 process17 signatures18 93 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 40->93 95 Maps a DLL or memory area into another process 40->95 97 Checks if the current machine is a virtual machine (disk enumeration) 40->97 99 Creates a thread in another existing process (thread injection) 40->99 49 conhost.exe 43->49         started        51 conhost.exe 47->51         started        process19
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2eedd3e3f2bf4ed4fba3eb97248e586a8ab9cdec17e080554830c0b54f63bb8d/
Threat name:
ByteCode-MSIL.Downloader.PsDownload
Create hunting rule
Status:
Malicious
First seen:
2023-01-16 08:10:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
14 of 26 (53.85%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f3w5hy7sx5hnj65d5olsjdsynkflttpmc7qiavkigdalkt3dxogq._file
Verdict:
malicious
Similar samples:
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30bfa2146e82827f4e320e8346a4e111875fa47dd39cbadf1d7c35afad1a2ea7
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9756d646cb166f9726e6f2ddcaaca9dd5d73cb1c5df38b40f8b86b94d265389c
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b54b7dd25042608209e2a84095f9f6cd3252024dfac84425916587a22e99d202
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d230702120a6969a59d75b5256c99cf71d332882366a39638ef74f2a1b1de4b5
Smoke Loader
+ 18'707 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor collection persistence spyware stealer trojan
Link:
https://tria.ge/reports/230116-mpyyeadg46/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
Detects Smokeloader packer
SmokeLoader
Unpacked files
SH256 hash:
2eedd3e3f2bf4ed4fba3eb97248e586a8ab9cdec17e080554830c0b54f63bb8d
MD5 hash:
346991ad51ab8103370e59f17d9c0711
SHA1 hash:
6299a801926da72e95899da486599bffab420919
Link:
https://www.unpac.me/results/27498ab9-bb06-42dd-9539-aaee12ef7fe1/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2eedd3e3f2bf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/2eedd3e3f2bf4ed4fba3eb97248e586a8ab9cdec17e080554830c0b54f63bb8d

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:AsyncRat_Detection_Dec_2022
Create hunting rule
Author:Potatech
Description:AsyncRat
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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 2eedd3e3f2bf4ed4fba3eb97248e586a8ab9cdec17e080554830c0b54f63bb8d

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2509221/
Cape
Cape
https://www.capesandbox.com/analysis/353381/

Comments


Avatar
zbet commented on 2023-01-16 10:38:54 UTC

url : hxxp://198.46.174.143/313/vbc.exe