MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144
SHA3-384 hash: 8ca7de14f069c6ff33fe64de90a419379a6317779ca54989be56b0e49a0917eca3abe5ad70038e4b6f451a7d007143b1
SHA1 hash: df435b0b3daa4ade0bd162b76d251c5304640177
MD5 hash: fd2253dbc43e966926679c5c0cf4a46e
humanhash: steak-stream-steak-cardinal
File name:fd2253dbc43e966926679c5c0cf4a46e.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:225'280 bytes
First seen:2023-12-03 16:34:32 UTC
Last seen:2023-12-03 18:40:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3cf35393c7df6b40c9e6f3d12c5ffa69 (3 x Smoke Loader, 2 x Stealc, 1 x Amadey)
ssdeep 3072:Vgde4wc4s8LCY0o/6cfi60Mest18hcRaq2PE3fW6HExkzvn49nnS2MfYyBDnX:VsLw7CLNcGMestkBts39Hokzvn4hyB
Threatray 294 similar samples on MalwareBazaar
TLSH T1CD249E1232E1D872F2170E398E65C6F4572AFC614F606AEF27946A6F0E751F1CAB6301
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0060424242223200 (1 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
319
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fd2253dbc43e966926679c5c0cf4a46e.exe
Verdict:
Malicious activity
Analysis date:
2023-12-03 16:39:04 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0f8edcea-efa7-4776-92f9-ee835a25366a

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/462153/
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.17577.30471.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Creating a file in the %temp% directory
Creating a process from a recently created file
Sending an HTTP GET request
Query of malicious DNS domain
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Sending an HTTP GET request to an infection source
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control greyware lolbin mokes packed
Link:
https://www.filescan.io/uploads/656cae562efa450749b6c345/reports/4b5ce4ca-d107-40b8-9078-f8dd6811aed1/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144
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/7dd30992-2cf2-4eeb-870b-27843787c349
Result
Threat name:
Babuk, Clipboard Hijacker, Djvu, RedLine
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1352679
Signature
Antivirus detection for dropped file
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)
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)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found ransom note / readme
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects a PE file into a foreign processes
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
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Yara detected AntiVM3
Yara detected Babuk Ransomware
Yara detected Clipboard Hijacker
Yara detected Djvu Ransomware
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1352679 Sample: O7Bptb2MyD.exe Startdate: 03/12/2023 Architecture: WINDOWS Score: 100 118 zexeq.com 2->118 120 transfer.digitalmonks.org 2->120 122 7 other IPs or domains 2->122 140 Snort IDS alert for network traffic 2->140 142 Multi AV Scanner detection for domain / URL 2->142 144 Found malware configuration 2->144 146 17 other signatures 2->146 15 O7Bptb2MyD.exe 2->15         started        18 revebdb 2->18         started        20 mstsca.exe 2->20         started        22 2 other processes 2->22 signatures3 process4 signatures5 202 Detected unpacking (changes PE section rights) 15->202 204 Contains functionality to inject code into remote processes 15->204 206 Injects a PE file into a foreign processes 15->206 24 O7Bptb2MyD.exe 15->24         started        208 Multi AV Scanner detection for dropped file 18->208 210 Machine Learning detection for dropped file 18->210 27 revebdb 18->27         started        212 Antivirus detection for dropped file 20->212 214 Detected unpacking (overwrites its own PE header) 20->214 29 mstsca.exe 20->29         started        31 7077.exe 22->31         started        process6 signatures7 160 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 24->160 162 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 24->162 164 Maps a DLL or memory area into another process 24->164 33 explorer.exe 16 10 24->33 injected 166 Checks if the current machine is a virtual machine (disk enumeration) 27->166 168 Creates a thread in another existing process (thread injection) 27->168 38 schtasks.exe 29->38         started        process8 dnsIp9 112 lb.zenjabba.com 208.99.62.244, 443, 49736 ST-BGPUS Reserved 33->112 114 brusuax.com 211.181.24.133, 49727, 49738, 80 LGDACOMLGDACOMCorporationKR Korea Republic of 33->114 116 2 other IPs or domains 33->116 94 C:\Users\user\AppData\Roaming\revebdb, PE32 33->94 dropped 96 C:\Users\user\AppData\Local\Temp\7077.exe, PE32 33->96 dropped 98 C:\Users\user\AppData\Local\Temp\4B69.exe, PE32 33->98 dropped 100 C:\Users\user\...\revebdb:Zone.Identifier, ASCII 33->100 dropped 148 System process connects to network (likely due to code injection or exploit) 33->148 150 Benign windows process drops PE files 33->150 152 Deletes itself after installation 33->152 154 Hides that the sample has been downloaded from the Internet (zone.identifier) 33->154 40 7077.exe 33->40         started        43 4B69.exe 8 4 33->43         started        46 7077.exe 33->46         started        50 2 other processes 33->50 48 conhost.exe 38->48         started        file10 signatures11 process12 dnsIp13 170 Multi AV Scanner detection for dropped file 40->170 172 Detected unpacking (changes PE section rights) 40->172 174 Detected unpacking (overwrites its own PE header) 40->174 184 3 other signatures 40->184 52 7077.exe 1 16 40->52         started        128 38.47.221.193, 34368, 49726 COGENT-174US United States 43->128 176 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 43->176 178 Query firmware table information (likely to detect VMs) 43->178 180 Tries to detect sandboxes and other dynamic analysis tools (window names) 43->180 186 5 other signatures 43->186 182 Injects a PE file into a foreign processes 46->182 56 7077.exe 46->56         started        58 conhost.exe 50->58         started        60 reg.exe 1 1 50->60         started        62 7077.exe 50->62         started        signatures14 process15 dnsIp16 124 api.2ip.ua 172.67.139.220, 443, 49734, 49737 CLOUDFLARENETUS United States 52->124 102 C:\Users\user\AppData\Local\...\7077.exe, PE32 52->102 dropped 64 7077.exe 52->64         started        67 icacls.exe 52->67         started        file17 process18 signatures19 134 Injects a PE file into a foreign processes 64->134 69 7077.exe 64->69         started        process20 dnsIp21 126 zexeq.com 195.158.3.162, 49741, 49742, 49743 BRM-ASUZ Uzbekistan 69->126 104 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 69->104 dropped 106 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 69->106 dropped 108 C:\Users\user\AppData\Local\...\build3.exe, PE32 69->108 dropped 110 105 other malicious files 69->110 dropped 156 Tries to harvest and steal browser information (history, passwords, etc) 69->156 158 Modifies existing user documents (likely ransomware behavior) 69->158 74 build2.exe 69->74         started        77 build3.exe 69->77         started        file22 signatures23 process24 signatures25 188 Antivirus detection for dropped file 74->188 190 Multi AV Scanner detection for dropped file 74->190 192 Detected unpacking (changes PE section rights) 74->192 200 2 other signatures 74->200 79 build2.exe 74->79         started        194 Detected unpacking (overwrites its own PE header) 77->194 196 Machine Learning detection for dropped file 77->196 198 Uses schtasks.exe or at.exe to add and modify task schedules 77->198 84 build3.exe 77->84         started        process26 dnsIp27 130 t.me 149.154.167.99, 443, 49745 TELEGRAMRU United Kingdom 79->130 132 116.202.184.4, 49746, 49749, 49750 HETZNER-ASDE Germany 79->132 88 C:\Users\user\AppData\...\sqlite3[1].dll, PE32 79->88 dropped 90 C:\Users\...\77EC63BDA74BD0D0E0426DC8F8008506, Microsoft 79->90 dropped 136 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 79->136 138 Tries to harvest and steal browser information (history, passwords, etc) 79->138 92 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 84->92 dropped 86 schtasks.exe 84->86         started        file28 signatures29 process30
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2023-12-03 16:35:09 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
22 of 23 (95.65%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gi5rcvmuss4cdsnvzyzufett66inj2pdmpv7r2tv4jiqre6i6fca._file
Verdict:
malicious
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Smoke Loader
+ 284 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:pu10 backdoor trojan
Link:
https://tria.ge/reports/231203-t3pefsdc8z/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Suspicious use of SetThreadContext
Deletes itself
SmokeLoader
Malware Config
C2 Extraction:
http://host-file-host6.com/
http://host-host-file8.com/
Unpacked files
SH256 hash:
f3d6234e9f0a06d62a42df2860289adefaaf239782a25dc9bd2191aae0b40594
MD5 hash:
d6f5920dfcf53e57c229b6dbf86a6fcd
SHA1 hash:
8a8f60601bd8b454807d5b8d8bc4273c26a97a2a
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/f73b2752-f531-4fba-87d9-146202788386/
Parent samples :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 hash:
323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144
MD5 hash:
fd2253dbc43e966926679c5c0cf4a46e
SHA1 hash:
df435b0b3daa4ade0bd162b76d251c5304640177
Link:
https://www.unpac.me/results/f73b2752-f531-4fba-87d9-146202788386/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/323b11559494/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/323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144

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:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table

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 323b11559494b821c9b5ce33429273f790d4e9e363ebf8ea75e2510893c8f144

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2728706/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/462153/

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