MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43449645fd2098353521e7d16b9db407c92a23fe627d01cbe5c658c5dcfdecfb. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43449645fd2098353521e7d16b9db407c92a23fe627d01cbe5c658c5dcfdecfb
SHA3-384 hash: f676439f21f4ae92d017afe28f0e3ececae32cbcfdb4bfce8476ee7c1dfa5ae265d0898c2c9731090d9d97e13ad51f96
SHA1 hash: a4373a5b496c61c74ea0423e95e7a955bc27c2dd
MD5 hash: 065cab8521905a81146e35474108639b
humanhash: one-island-venus-mexico
File name:065cab8521905a81146e35474108639b.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:268'288 bytes
First seen:2021-10-04 10:22:46 UTC
Last seen:2021-10-04 11:14:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ea6e9add4feec4142f4eaf80b256f47a (2 x Smoke Loader, 2 x RaccoonStealer, 1 x Tofsee)
ssdeep 6144:CxswQALQUxmkl5mxthBdROhxxpeTr/ekI:5wQAMUxm/0zxp6L
Threatray 3'061 similar samples on MalwareBazaar
TLSH T1D844AE0935C1D7F3E673153067A2C7F01A6DBC6C4E5A564F3B99272E2E3D3E18629282
File icon (PE):PE icon
dhash icon fcfcd4d4d4d4d8c0 (75 x RedLineStealer, 56 x RaccoonStealer, 23 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
065cab8521905a81146e35474108639b.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-04 10:35:58 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d642e814-61dc-4149-be76-49b6251fe6ea

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/194539/
Detection(s):
SecuriteInfo.com.Variant.Jaik.48277.14528.20877.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2896f0f7-3722-4729-ab93-472c03886df5
Result
Threat name:
Raccoon RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/863802
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Benign windows process drops PE files
Changes security center settings (notifications, updates, antivirus, firewall)
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)
Creates files in alternative data streams (ADS)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
DNS related to crypt mining pools
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
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Query firmware table information (likely to detect VMs)
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Copying Sensitive Files with Credential Data
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 / 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)
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
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 496227 Sample: RFai1hZiXP.exe Startdate: 04/10/2021 Architecture: WINDOWS Score: 100 83 google.com 172.217.168.14, 49847, 80 GOOGLEUS United States 2->83 85 xmr-eu1.nanopool.org 2->85 87 5 other IPs or domains 2->87 111 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->111 113 Multi AV Scanner detection for domain / URL 2->113 115 Yara detected Vidar 2->115 117 16 other signatures 2->117 10 RFai1hZiXP.exe 2->10         started        13 svchost.exe 2->13         started        15 rvhrgea 2->15         started        17 4 other processes 2->17 signatures3 process4 dnsIp5 149 Detected unpacking (changes PE section rights) 10->149 151 Contains functionality to inject code into remote processes 10->151 153 Injects a PE file into a foreign processes 10->153 20 RFai1hZiXP.exe 10->20         started        155 Changes security center settings (notifications, updates, antivirus, firewall) 13->155 23 MpCmdRun.exe 13->23         started        25 rvhrgea 15->25         started        81 192.168.2.1 unknown unknown 17->81 signatures6 process7 signatures8 119 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->119 121 Maps a DLL or memory area into another process 20->121 123 Checks if the current machine is a virtual machine (disk enumeration) 20->123 125 Creates a thread in another existing process (thread injection) 20->125 27 explorer.exe 16 20->27 injected 32 conhost.exe 23->32         started        process9 dnsIp10 105 193.56.146.41, 49807, 9080 LVLT-10753US unknown 27->105 107 privacy-toolz-for-you-3000.top 94.142.140.253, 49768, 49773, 49776 IHOR-ASRU Russian Federation 27->107 109 2 other IPs or domains 27->109 73 C:\Users\user\AppData\Roaming\rvhrgea, PE32 27->73 dropped 75 C:\Users\user\AppData\Local\Temp9D8.exe, PE32 27->75 dropped 77 C:\Users\user\AppData\Local\Temp\D778.exe, PE32 27->77 dropped 79 6 other malicious files 27->79 dropped 157 System process connects to network (likely due to code injection or exploit) 27->157 159 Benign windows process drops PE files 27->159 161 Deletes itself after installation 27->161 163 Hides that the sample has been downloaded from the Internet (zone.identifier) 27->163 34 29ED.exe 27->34         started        39 3325.exe 27->39         started        41 CD5.exe 3 27->41         started        43 3 other processes 27->43 file11 signatures12 process13 dnsIp14 89 116.203.245.137, 49841, 80 HETZNER-ASDE Germany 34->89 91 mas.to 88.99.75.82, 443, 49837 HETZNER-ASDE Germany 34->91 93 blogs.peru.com 52.55.145.190, 49860, 80 AMAZON-AESUS United States 34->93 55 C:\ProgramData\ZL6J3SVREIZ81FU1.exe, PE32 34->55 dropped 57 C:\...\ZL6J3SVREIZ81FU1.exe:Zone.Identifier, ASCII 34->57 dropped 59 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 34->59 dropped 69 12 other files (none is malicious) 34->69 dropped 127 Detected unpacking (changes PE section rights) 34->127 129 Detected unpacking (overwrites its own PE header) 34->129 131 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 34->131 147 2 other signatures 34->147 95 91.219.236.81, 49840, 80 SERVERASTRA-ASHU Hungary 39->95 97 t.me 149.154.167.99, 443, 49838 TELEGRAMRU United Kingdom 39->97 61 C:\Users\user\AppData\...\vcruntime140.dll, PE32 39->61 dropped 63 C:\Users\user\AppData\...\ucrtbase.dll, PE32 39->63 dropped 65 C:\Users\user\AppData\...\softokn3.dll, PE32 39->65 dropped 71 56 other files (none is malicious) 39->71 dropped 133 Tries to steal Mail credentials (via file access) 39->133 135 Tries to harvest and steal browser information (history, passwords, etc) 39->135 99 193.56.146.60, 18243, 49882 LVLT-10753US unknown 41->99 137 Query firmware table information (likely to detect VMs) 41->137 139 Tries to detect sandboxes and other dynamic analysis tools (window names) 41->139 141 Hides threads from debuggers 41->141 143 Tries to detect sandboxes / dynamic malware analysis system (registry check) 41->143 45 conhost.exe 41->45         started        67 C:\Users\user\AppData\Local\...\lqmecfr.exe, PE32 43->67 dropped 145 Injects a PE file into a foreign processes 43->145 47 D10E.exe 43->47         started        50 D778.exe 14 2 43->50         started        53 conhost.exe 43->53         started        file15 signatures16 process17 dnsIp18 165 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 47->165 167 Maps a DLL or memory area into another process 47->167 169 Checks if the current machine is a virtual machine (disk enumeration) 47->169 171 Creates a thread in another existing process (thread injection) 47->171 101 89.223.69.212, 38637, 49877 CONTINENTAL_GROUP-ASRU Russian Federation 50->101 103 api.ip.sb 50->103 signatures19
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43449645fd2098353521e7d16b9db407c92a23fe627d01cbe5c658c5dcfdecfb/
Threat name:
Win32.Trojan.Fragtor
Create hunting rule
Status:
Malicious
First seen:
2021-10-04 10:23:05 UTC
AV detection:
25 of 45 (55.56%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=incjmrp5ecmdknjb47iwxhnua7esui76mj6qds7fyzmmlxh55t5q._file
Verdict:
malicious
Similar samples:
01f0dfb38fd2a9bd3b517a656e3b44552d383ab30bec50fce74a23dcac68610f
Smoke Loader
1f94c8c257ec14cab280e89a7ebd1a3b2befd02eb9388e2d0cdb083632f3a666
Smoke Loader
38257c3d69782840c59666cffaa4b12af19a9e7c28834298ed55d201f59efe9e
Smoke Loader
3d955c1628b68fe14ae09ca198d3b48776af1a49299e45d5b774ee7a9acbb2c0
Smoke Loader
44e29e5cd002e8d4d4f13432847f38fa79a1667b5fdef9b9f316c3501f3bb480
Smoke Loader
4ba939154ee9df1004629da3aee541a36eb4faabe421190ddbbbf1ccd195e03a
Smoke Loader
c3bf65401ec1efe7d49bcaf30073800089212b8d8dd5b8c56cdbcc661c713d88
Smoke Loader
f2edf69ca64bb435d61ded2c3ca210d1bd19952c19275b7bd65d0d707fedadaa
Smoke Loader
f7f6c6651d65b0cb84634ef2e2ca985392d41d79dfd18180544d02c07fcc91bb
Smoke Loader
fa9e067be162eb6f3b3d29e04f65fd13e1e33210e153cce635f8092e64482f5e
Smoke Loader
+ 3'051 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:arkei family:raccoon family:smokeloader family:vidar family:xmrig botnet:1015 botnet:5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4 botnet:61491ed5436f034714f70beac9b11914bfa969d2 backdoor discovery evasion miner spyware stealer trojan
Link:
https://tria.ge/reports/211004-meszeagbc6/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Kills process with taskkill
Modifies registry class
NTFS ADS
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
NSIS installer
Enumerates physical storage devices
Program crash
Drops file in System32 directory
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
Legitimate hosting services abused for malware hosting/C2
Checks BIOS information in registry
Deletes itself
Drops startup file
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Arkei Stealer Payload
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Vidar Stealer
XMRig Miner Payload
Arkei
Raccoon
SmokeLoader
Vidar
xmrig
Malware Config
C2 Extraction:
http://fiskahlilian16.top/
http://paishancho17.top/
http://ydiannetter18.top/
http://azarehanelle19.top/
http://quericeriant20.top/
https://mas.to/@bardak1ho
Unpacked files
SH256 hash:
592b089027938156e18387e4402b965a5f1ffc25e96d7efc3aa9331254587bdd
MD5 hash:
2dbb1eb8c40c88994738a736ad55c79b
SHA1 hash:
88e2fc9242606c7dfcd68d5da8c6d457837157a3
Link:
https://www.unpac.me/results/fc7c83e1-ceb3-4d36-8659-d8129b9bae85/
SH256 hash:
43449645fd2098353521e7d16b9db407c92a23fe627d01cbe5c658c5dcfdecfb
MD5 hash:
065cab8521905a81146e35474108639b
SHA1 hash:
a4373a5b496c61c74ea0423e95e7a955bc27c2dd
Link:
https://www.unpac.me/results/fc7c83e1-ceb3-4d36-8659-d8129b9bae85/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/43449645fd20/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/43449645fd2098353521e7d16b9db407c92a23fe627d01cbe5c658c5dcfdecfb

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 43449645fd2098353521e7d16b9db407c92a23fe627d01cbe5c658c5dcfdecfb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1653238/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/194539/

Comments