MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57fcdced3f604edf43e4576f17b23b49ea593fc8dd8194081edbc5c96def6a26. 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: 13


Intelligence 13 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 57fcdced3f604edf43e4576f17b23b49ea593fc8dd8194081edbc5c96def6a26
SHA3-384 hash: 9ee9f05b762caa59dc2193ae4edb4409e1fd81ba8c8d6ba4e6477a5bcea3430f72baa40b568cca154f0f3e98e40d652b
SHA1 hash: faeba237a67bfb559b8b21ca7a4431bab7c4cb35
MD5 hash: ed4c8d69f7e7e4e58eef85edd780503e
humanhash: glucose-fix-mars-april
File name:ed4c8d69f7e7e4e58eef85edd780503e.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:269'312 bytes
First seen:2022-01-08 15:56:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8baddd7b87e0ac4de3c620216afa4ec6 (1 x Smoke Loader)
ssdeep 3072:dLtu91l61GMUtESA1JJUSuPAqx/qVLzDhs:dLTrBVLJUJjCpS
TLSH T15944AD1575A1C032E6AB993C387CC6D25F3F7C229B75844E365807AE1F732A05A3639E
File icon (PE):PE icon
dhash icon fcfcb4d4d4d4d8c0 (70 x RedLineStealer, 59 x RaccoonStealer, 24 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
537
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ed4c8d69f7e7e4e58eef85edd780503e.exe
Verdict:
Suspicious activity
Analysis date:
2022-01-08 16:03:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fddaf3d9-081f-4a27-922e-4a139db18240

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
RedLine
Create hunting rule
Link:
https://www.capesandbox.com/analysis/217827/
Detection(s):
Win.Dropper.Tofsee-9919472-0
Create hunting rule

Win.Dropper.Lockbit-9919572-0
Create hunting rule

Win.Malware.Stopcrypt-9933337-0
Create hunting rule

Win.Dropper.Tofsee-9934046-0
Create hunting rule

Win.Dropper.Tofsee-9934861-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Searching for synchronization primitives
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
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
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/3865/overview
Behaviour
MalwareBazaar
CPUID_Instruction
MeasuringTime
SystemUptime
EvasionGetTickCount
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm greyware tofsee
Link:
https://www.filescan.io/uploads/61d9b45102e388f9fdb6c570/reports/541d5e20-503a-4318-8d57-8799dac13f97/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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5a321e63-2638-435a-8e2f-346d275073bf
Result
Threat name:
RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/917149
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for dropped file
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)
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)
Drops executables to the windows directory (C:\Windows) and starts them
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Maps a DLL or memory area into another process
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 detect virtualization through RDTSC time measurements
Tries to evade analysis by execution special instruction which cause usermode exception
Tries to harvest and steal browser information (history, passwords, etc)
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 549627 Sample: 9lQMy4agvt.exe Startdate: 08/01/2022 Architecture: WINDOWS Score: 100 92 mstdn.social 116.202.14.219, 443, 49891 HETZNER-ASDE Germany 2->92 94 patmushta.info 2->94 96 2 other IPs or domains 2->96 118 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->118 120 Multi AV Scanner detection for domain / URL 2->120 122 Antivirus detection for URL or domain 2->122 124 16 other signatures 2->124 11 9lQMy4agvt.exe 2->11         started        14 hcejeie 2->14         started        16 ufejeie 2->16         started        signatures3 process4 signatures5 144 Contains functionality to inject code into remote processes 11->144 146 Injects a PE file into a foreign processes 11->146 18 9lQMy4agvt.exe 11->18         started        148 Detected unpacking (changes PE section rights) 14->148 150 Machine Learning detection for dropped file 14->150 152 Maps a DLL or memory area into another process 14->152 154 2 other signatures 14->154 21 ufejeie 16->21         started        process6 signatures7 110 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 18->110 112 Maps a DLL or memory area into another process 18->112 114 Checks if the current machine is a virtual machine (disk enumeration) 18->114 23 explorer.exe 6 18->23 injected 116 Creates a thread in another existing process (thread injection) 21->116 process8 dnsIp9 100 amogohuigotuli.at 23->100 102 185.233.81.115, 443, 49778 SUPERSERVERSDATACENTERRU Russian Federation 23->102 104 16 other IPs or domains 23->104 76 C:\Users\user\AppData\Roaming\ufejeie, PE32 23->76 dropped 78 C:\Users\user\AppData\Roaming\hcejeie, PE32 23->78 dropped 80 C:\Users\user\AppData\Local\Temp\C5B8.exe, PE32 23->80 dropped 82 8 other files (7 malicious) 23->82 dropped 136 System process connects to network (likely due to code injection or exploit) 23->136 138 Benign windows process drops PE files 23->138 140 Drops executables to the windows directory (C:\Windows) and starts them 23->140 142 2 other signatures 23->142 28 51E2.exe 23->28         started        31 4A49.exe 2 23->31         started        34 krvuvcl.exe 23->34         started        36 4 other processes 23->36 file10 signatures11 process12 dnsIp13 156 Multi AV Scanner detection for dropped file 28->156 158 Detected unpacking (changes PE section rights) 28->158 160 Machine Learning detection for dropped file 28->160 176 4 other signatures 28->176 39 svchost.exe 28->39         started        86 C:\Users\user\AppData\Local\...\krvuvcl.exe, PE32 31->86 dropped 162 Detected unpacking (overwrites its own PE header) 31->162 164 Uses netsh to modify the Windows network and firewall settings 31->164 166 Modifies the windows firewall 31->166 43 cmd.exe 1 31->43         started        46 cmd.exe 2 31->46         started        48 sc.exe 1 31->48         started        58 3 other processes 31->58 168 Writes to foreign memory regions 34->168 170 Allocates memory in foreign processes 34->170 172 Injects a PE file into a foreign processes 34->172 98 file-file-host4.com 36->98 88 C:\Users\user\AppData\...\sqlite3[1].dll, PE32 36->88 dropped 90 C:\ProgramData\sqlite3.dll, PE32 36->90 dropped 174 Tries to harvest and steal browser information (history, passwords, etc) 36->174 50 4E7A.exe 36->50         started        52 cmd.exe 36->52         started        54 6506.exe 36->54         started        56 6506.exe 36->56         started        file14 signatures15 process16 dnsIp17 106 microsoft-com.mail.protection.outlook.com 40.93.212.0, 25, 49849 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 39->106 108 patmushta.info 94.142.141.254, 443, 49853, 49899 IHOR-ASRU Russian Federation 39->108 126 System process connects to network (likely due to code injection or exploit) 39->126 84 C:\Windows\SysWOW64\...\krvuvcl.exe (copy), PE32 43->84 dropped 60 conhost.exe 43->60         started        62 conhost.exe 46->62         started        64 conhost.exe 48->64         started        128 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 50->128 130 Maps a DLL or memory area into another process 50->130 132 Checks if the current machine is a virtual machine (disk enumeration) 50->132 134 Creates a thread in another existing process (thread injection) 50->134 66 conhost.exe 52->66         started        68 timeout.exe 52->68         started        70 conhost.exe 58->70         started        72 conhost.exe 58->72         started        74 conhost.exe 58->74         started        file18 signatures19 process20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/57fcdced3f604edf43e4576f17b23b49ea593fc8dd8194081edbc5c96def6a26/
Threat name:
Win32.Trojan.CrypterX
Create hunting rule
Status:
Malicious
First seen:
2022-01-08 12:34:59 UTC
File Type:
PE (Exe)
Extracted files:
24
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k76nz3j7mbhn6q7ek5xrpmr3jhvfsp6i3wazica63pc4s3ppnita._file
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:arkei family:raccoon family:redline family:smokeloader family:tofsee family:xmrig botnet:10da56e7e71e97bdc1f36eb76813bbc3231de7e4 botnet:cheat backdoor collection discovery evasion infostealer miner persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220108-tdxpjadeej/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Modifies data under HKEY_USERS
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
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
Launches sc.exe
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Arkei Stealer Payload
XMRig Miner Payload
Arkei
Raccoon
RedLine
RedLine Payload
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Tofsee
Windows security bypass
suricata: ET MALWARE DNS Query Sinkhole Domain Various Families (Possible Infected Host)
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
xmrig
Malware Config
C2 Extraction:
http://host-data-coin-11.com/
http://file-coin-host-12.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
patmushta.info
parubey.info
45.147.196.146:6213
Unpacked files
SH256 hash:
721d393191597d49d856baef2fbde75e48f52d0465e2cfabf1a41848b0e05589
MD5 hash:
b984a027c8a2abf874f3eb306a831613
SHA1 hash:
d3b3f8890adc840b0bd411cf304eef15d415ed48
Link:
https://www.unpac.me/results/c4d13a6f-71af-49fc-8906-96a4e6eecfb5/
Parent samples :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 hash:
57fcdced3f604edf43e4576f17b23b49ea593fc8dd8194081edbc5c96def6a26
MD5 hash:
ed4c8d69f7e7e4e58eef85edd780503e
SHA1 hash:
faeba237a67bfb559b8b21ca7a4431bab7c4cb35
Link:
https://www.unpac.me/results/c4d13a6f-71af-49fc-8906-96a4e6eecfb5/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/57fcdced3f60/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/57fcdced3f604edf43e4576f17b23b49ea593fc8dd8194081edbc5c96def6a26

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 57fcdced3f604edf43e4576f17b23b49ea593fc8dd8194081edbc5c96def6a26

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1950845/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1928874/
Cape
Cape
https://www.capesandbox.com/analysis/217827/

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