MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bf74cb8e8298fe42ed4956def3e9fce1d095a138516487b378935455223d112. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1bf74cb8e8298fe42ed4956def3e9fce1d095a138516487b378935455223d112
SHA3-384 hash: 749d48e21ea4431f2c5629dce257fc47c479431e07841fd6b93639dd5ee26dd38e8b79ff85e165bedcd6889111e690c0
SHA1 hash: 57e5a45f5cd7c9961004accaf09b743ae0b76471
MD5 hash: c1b707cdbe2f9c5939e1320b389e58f7
humanhash: potato-mango-yellow-london
File name:c1b707cdbe2f9c5939e1320b389e58f7.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:266'240 bytes
First seen:2021-07-29 08:49:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 255f8d5c29d68d23ef9b098d124cc19f (3 x RaccoonStealer, 2 x DanaBot, 2 x RedLineStealer)
ssdeep 6144:c0+yFTourXR6xiUZdZP4Ae9XZxmFXxRCuAb:8yFEurXR6xldZP4N3mRxRJA
Threatray 2'539 similar samples on MalwareBazaar
TLSH T14F449E30AA90C035F4B722F856BAD36CB82D7E616B3450CF52D51AEE06346E9EC31797
dhash icon ead8a89cc6e68ee0 (43 x RaccoonStealer, 31 x RedLineStealer, 20 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
215
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c1b707cdbe2f9c5939e1320b389e58f7.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-29 09:55:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/edabf287-e94d-4ad9-b194-fed3768e42ec

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Raccoon
Create hunting rule
Link:
https://www.capesandbox.com/analysis/174955/
Detection(s):
Win.Packed.Generic-9882246-0
Create hunting rule

Win.Packed.Filerepmalware-9882257-0
Create hunting rule

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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f2e9c6b1-0f11-49ad-8630-665868a3004d
Result
Threat name:
Raccoon RedLine SmokeLoader Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/823676
Signature
Antivirus detection for URL or domain
Benign windows process drops PE files
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Connects to many ports of the same IP (likely port scanning)
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 many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Performs DNS queries to domains with low reputation
Query firmware table information (likely to detect VMs)
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 (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file access)
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 456088 Sample: kRWQjaNDOa.exe Startdate: 29/07/2021 Architecture: WINDOWS Score: 100 60 readinglistforjuly10.xyz 2->60 62 api.ip.sb 2->62 80 Antivirus detection for URL or domain 2->80 82 System process connects to network (likely due to code injection or exploit) 2->82 84 Multi AV Scanner detection for submitted file 2->84 86 13 other signatures 2->86 10 kRWQjaNDOa.exe 2->10         started        13 rcsgdvw 2->13         started        signatures3 process4 signatures5 118 Detected unpacking (changes PE section rights) 10->118 120 Contains functionality to inject code into remote processes 10->120 122 Injects a PE file into a foreign processes 10->122 15 kRWQjaNDOa.exe 10->15         started        process6 signatures7 124 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 15->124 126 Maps a DLL or memory area into another process 15->126 128 Checks if the current machine is a virtual machine (disk enumeration) 15->128 130 Creates a thread in another existing process (thread injection) 15->130 18 explorer.exe 17 15->18 injected process8 dnsIp9 64 147.124.222.75, 49742, 80 AC-AS-1US United States 18->64 66 readinglistforjuly9.xyz 141.136.0.181, 49740, 80 NANO-ASLV Latvia 18->66 68 10 other IPs or domains 18->68 36 C:\Users\user\AppData\Roaming\rcsgdvw, PE32 18->36 dropped 38 C:\Users\user\AppData\Local\Temp\831A.exe, PE32 18->38 dropped 40 C:\Users\user\AppData\Local\Temp\7BE6.exe, PE32 18->40 dropped 42 6 other files (3 malicious) 18->42 dropped 88 System process connects to network (likely due to code injection or exploit) 18->88 90 Benign windows process drops PE files 18->90 92 Performs DNS queries to domains with low reputation 18->92 94 4 other signatures 18->94 23 831A.exe 80 18->23         started        28 7BE6.exe 15 3 18->28         started        30 6FCE.exe 92 18->30         started        32 2 other processes 18->32 file10 signatures11 process12 dnsIp13 70 telete.in 195.201.225.248, 443, 49746 HETZNER-ASDE Germany 23->70 72 34.141.84.7, 49747, 80 ATGS-MMD-ASUS United States 23->72 44 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 23->44 dropped 46 C:\Users\user\AppData\...\vcruntime140.dll, PE32 23->46 dropped 48 C:\Users\user\AppData\...\ucrtbase.dll, PE32 23->48 dropped 56 56 other files (none is malicious) 23->56 dropped 96 Detected unpacking (changes PE section rights) 23->96 98 Detected unpacking (overwrites its own PE header) 23->98 100 Tries to steal Mail credentials (via file access) 23->100 74 193.56.146.22, 47861, 49761, 49766 LVLT-10753US unknown 28->74 102 Query firmware table information (likely to detect VMs) 28->102 104 Tries to detect sandboxes and other dynamic analysis tools (window names) 28->104 106 Hides threads from debuggers 28->106 108 Tries to detect sandboxes / dynamic malware analysis system (registry check) 28->108 34 conhost.exe 28->34         started        76 116.202.183.50, 49745, 80 HETZNER-ASDE Germany 30->76 78 xeronxikxxx.tumblr.com 74.114.154.18, 443, 49744 AUTOMATTICUS Canada 30->78 50 C:\Users\user\AppData\...\softokn3[1].dll, PE32 30->50 dropped 52 C:\Users\user\AppData\...\freebl3[1].dll, PE32 30->52 dropped 54 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 30->54 dropped 58 9 other files (none is malicious) 30->58 dropped 110 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 30->110 112 Tries to harvest and steal browser information (history, passwords, etc) 30->112 114 Tries to steal Crypto Currency Wallets 30->114 116 Injects a PE file into a foreign processes 32->116 file14 signatures15 process16
Gathering data
Threat name:
Win32.Backdoor.Mokes
Create hunting rule
Status:
Malicious
First seen:
2021-07-28 19:44:34 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dp3uzohifgh6ilwusvw66pu7zyoqswqtquleq6zxre2ukurd2eja._file
Verdict:
suspicious
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Smoke Loader
+ 2'529 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:raccoon family:redline family:smokeloader family:vidar botnet:828 backdoor discovery evasion infostealer spyware stealer suricata themida trojan
Link:
https://tria.ge/reports/210729-a3ngzjf246/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
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
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Themida packer
Downloads MZ/PE file
Executes dropped EXE
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Vidar Stealer
Raccoon
RedLine
SmokeLoader
Vidar
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
Malware Config
C2 Extraction:
http://readinglistforjuly1.xyz/
http://readinglistforjuly2.xyz/
http://readinglistforjuly3.xyz/
http://readinglistforjuly4.xyz/
http://readinglistforjuly5.xyz/
http://readinglistforjuly6.xyz/
http://readinglistforjuly7.xyz/
http://readinglistforjuly8.xyz/
http://readinglistforjuly9.xyz/
http://readinglistforjuly10.xyz/
http://readinglistforjuly1.site/
http://readinglistforjuly2.site/
http://readinglistforjuly3.site/
http://readinglistforjuly4.site/
http://readinglistforjuly5.site/
http://readinglistforjuly6.site/
http://readinglistforjuly7.site/
http://readinglistforjuly8.site/
http://readinglistforjuly9.site/
http://readinglistforjuly10.site/
http://readinglistforjuly1.club/
http://readinglistforjuly2.club/
http://readinglistforjuly3.club/
http://readinglistforjuly4.club/
http://readinglistforjuly5.club/
http://readinglistforjuly6.club/
http://readinglistforjuly7.club/
http://readinglistforjuly8.club/
http://readinglistforjuly9.club/
http://readinglistforjuly10.club/
https://xeronxikxxx.tumblr.com/
Unpacked files
SH256 hash:
a072ff0f96f6d1860931b95dafd98722dfb43ff14bc54290451b5e81cb50bf85
MD5 hash:
2ab92457b4aaad3a2e3352a752561a92
SHA1 hash:
4b01947d263d386d8541b2d590a4d7b3f4dd8c87
Link:
https://www.unpac.me/results/63a5684e-4ad3-4790-aca0-f9d4300feb7d/
SH256 hash:
1bf74cb8e8298fe42ed4956def3e9fce1d095a138516487b378935455223d112
MD5 hash:
c1b707cdbe2f9c5939e1320b389e58f7
SHA1 hash:
57e5a45f5cd7c9961004accaf09b743ae0b76471
Link:
https://www.unpac.me/results/63a5684e-4ad3-4790-aca0-f9d4300feb7d/
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/1bf74cb8e8298fe42ed4956def3e9fce1d095a138516487b378935455223d112

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 1bf74cb8e8298fe42ed4956def3e9fce1d095a138516487b378935455223d112

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/174955/
  
URLhaus
https://urlhaus.abuse.ch/url/1476590/
  
Delivery method
Distributed via web download

Comments