MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 146bcad83739e0468694d0db449087942ae8e26dac0044f52fe3f481587d1f7d. 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 File information Comments
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SHA256 hash: 146bcad83739e0468694d0db449087942ae8e26dac0044f52fe3f481587d1f7d
SHA3-384 hash: 5216633ccf02dbfdf6cf0a71aabb9d1a7d5902e07e98c4c28507a9a2b46f3d8f5c61c48a0a0c8b3ac54741bd5811ca10
SHA1 hash: a10920805fc14fc6146ca5739eccdc2a17411249
MD5 hash: f2b9b5678dc253d7890a047fb2e7fd12
humanhash: sierra-thirteen-friend-zebra
File name:f2b9b5678dc253d7890a047fb2e7fd12.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:188'928 bytes
First seen:2021-10-28 11:16:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 5ec7965957c5433534918911424a4e5f (3 x Smoke Loader, 2 x RaccoonStealer, 1 x SystemBC)
ssdeep 3072:eWGh8tP5OwxSUJGcxVrYVWcY+IWrxpzbgqruXhspVggjcGkNIVqI:XG0P5vgUb6ocJIuzbgwu6L7ITsq
TLSH T148048DF072E8C471D07329318C658AA15E2ABCF3DA2085473274239E1FB6ECC9AE535D
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 :
1
# of downloads :
225
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/200903/
Detection(s):
SecuriteInfo.com.Variant.Fragtor.35416.2589.2928.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/617a86b2db358dd15ee2dfee/reports/2b94ffeb-6481-4947-bbb3-eef579232441/overview
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/323613d5-8343-49bd-b498-def666349433
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/878510
Signature
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
Detected unpacking (changes PE section rights)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
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 detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 510943 Sample: pLoEhdXNms.exe Startdate: 28/10/2021 Architecture: WINDOWS Score: 100 21 brandyjaggers.com 2->21 29 Multi AV Scanner detection for domain / URL 2->29 31 Found malware configuration 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 4 other signatures 2->35 7 pLoEhdXNms.exe 2->7         started        10 eaghjtc 2->10         started        signatures3 process4 signatures5 37 Detected unpacking (changes PE section rights) 7->37 39 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 7->39 41 Maps a DLL or memory area into another process 7->41 43 Creates a thread in another existing process (thread injection) 7->43 12 explorer.exe 2 7->12 injected 45 Multi AV Scanner detection for dropped file 10->45 47 Machine Learning detection for dropped file 10->47 49 Checks if the current machine is a virtual machine (disk enumeration) 10->49 process6 dnsIp7 23 brandyjaggers.com 115.88.24.203, 49749, 49756, 49765 LGDACOMLGDACOMCorporationKR Korea Republic of 12->23 25 193.142.59.113, 80 HOSTSLICK-GERMANYNL Netherlands 12->25 27 6 other IPs or domains 12->27 17 C:\Users\user\AppData\Roaming\eaghjtc, PE32 12->17 dropped 19 C:\Users\user\...\eaghjtc:Zone.Identifier, ASCII 12->19 dropped 51 System process connects to network (likely due to code injection or exploit) 12->51 53 Benign windows process drops PE files 12->53 55 Deletes itself after installation 12->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->57 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/146bcad83739e0468694d0db449087942ae8e26dac0044f52fe3f481587d1f7d/
Threat name:
Win32.Trojan.Fragtor
Create hunting rule
Status:
Malicious
First seen:
2021-10-28 10:17:21 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=crv4vwbxhhqenbuu2dnujeehsqvorytnvqaej5jp4p2icwd5d56q._file
Verdict:
malicious
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor persistence suricata trojan upx
Link:
https://tria.ge/reports/211028-nf1ajsgbgr/
Behaviour
Checks SCSI registry key(s)
Modifies data under HKEY_USERS
Modifies registry key
Runs net.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: LoadsDriver
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops file in Windows directory
Deletes itself
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Modifies RDP port number used by Windows
Sets DLL path for service in the registry
UPX packed file
Grants admin privileges
SmokeLoader
suricata: ET MALWARE ServHelper CnC Inital Checkin
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
Malware Config
C2 Extraction:
http://brandyjaggers.com/upload/
http://andbal.com/upload/
http://alotofquotes.com/upload/
http://szpnc.cn/upload/
http://uggeboots.com/upload/
http://100klv.com/upload/
http://rapmusic.at/upload/
Dropper Extraction:
https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1
Unpacked files
SH256 hash:
f9b4b2e506fe88e1cd921a71c130a7e097bfb2dd1cfcec768b375c70ee6b800c
MD5 hash:
986d781d5e3181045ce6586b2b0af221
SHA1 hash:
8e21f86221892e43c95adfe05f385135fbf6886f
Link:
https://www.unpac.me/results/bf148800-3925-4256-9002-ff99da078501/
SH256 hash:
146bcad83739e0468694d0db449087942ae8e26dac0044f52fe3f481587d1f7d
MD5 hash:
f2b9b5678dc253d7890a047fb2e7fd12
SHA1 hash:
a10920805fc14fc6146ca5739eccdc2a17411249
Link:
https://www.unpac.me/results/bf148800-3925-4256-9002-ff99da078501/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/146bcad83739/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/146bcad83739e0468694d0db449087942ae8e26dac0044f52fe3f481587d1f7d

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 146bcad83739e0468694d0db449087942ae8e26dac0044f52fe3f481587d1f7d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1717813/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/200903/

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