MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7af038d2f4f41c0d130aaa1e4557d821e2b7f4c6bda2be44300e229cd5c721df. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7af038d2f4f41c0d130aaa1e4557d821e2b7f4c6bda2be44300e229cd5c721df
SHA3-384 hash: 7503c25189b70ef42291f1937b8cefb82391f865e49c4569eead0d8e18448e624a6007aaec578a351b309f0dd1b8984d
SHA1 hash: be9ad4ab667f1e8be4ad4848ad852d5a72aa4234
MD5 hash: 6e5017e2d0407e74578d1121233da979
humanhash: kilo-fish-mango-juliet
File name:inv_112020_65098.pif
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:672'589 bytes
First seen:2020-11-23 18:35:24 UTC
Last seen:2020-11-23 19:14:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9fe9a897e66688f58d530a2d2e718119 (1 x Smoke Loader)
ssdeep 1536:msKlYMMT8Nhbt7kzd/YAl2wcTlLUucJ9z:CfW8Nn7k6g2BTlcJJ
Threatray 95 similar samples on MalwareBazaar
TLSH 39E408BA2BDAD6A1F630D376B5A6C7F31A6F917C0F03795211AC1D3136781AC1E38426
Reporter cocaman
Tags:pif

Code Signing Certificate

Organisation:COMODO SHA-1 Time Stamping Signer
Issuer:UTN-USERFirst-Object
Algorithm:sha1WithRSAEncryption
Valid from:Dec 31 00:00:00 2015 GMT
Valid to:Jul 9 18:40:36 2019 GMT
Serial number: 1688F039255E638E69143907E6330B
Intelligence: 6 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: DF5AA7FAC68D7B0ABF52C404CB0587BE2670D4BD8A289691043F5BE17FC65373
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
5
# of downloads :
204
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file in the %temp% directory
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Launching a process
Sending a custom TCP request
Creating a process from a recently created file
Creating a window
Deleting of the original file
Enabling autorun by creating a file
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.
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/545439
Signature
Benign windows process drops PE files
Binary contains a suspicious time stamp
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)
Detected unpacking (overwrites its own PE header)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
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 dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Renames NTDLL to bypass HIPS
Sigma detected: Regsvr32 Anomaly
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 harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 321813 Sample: inv_112020_65098.pif Startdate: 23/11/2020 Architecture: WINDOWS Score: 100 54 g.msn.com 2->54 76 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->76 78 Multi AV Scanner detection for submitted file 2->78 80 Yara detected SmokeLoader 2->80 82 6 other signatures 2->82 10 inv_112020_65098.exe 2->10         started        13 gdffeis 2->13         started        15 gdffeis 2->15         started        signatures3 process4 signatures5 86 Detected unpacking (changes PE section rights) 10->86 88 Injects a PE file into a foreign processes 10->88 17 inv_112020_65098.exe 1 10->17         started        90 Multi AV Scanner detection for dropped file 13->90 92 Machine Learning detection for dropped file 13->92 20 gdffeis 1 13->20         started        22 gdffeis 1 15->22         started        process6 file7 66 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 17->66 68 Renames NTDLL to bypass HIPS 17->68 70 Maps a DLL or memory area into another process 17->70 25 explorer.exe 7 17->25 injected 44 C:\Users\user\AppData\Local\Temp\45E1.tmp, PE32 22->44 dropped 72 Checks if the current machine is a virtual machine (disk enumeration) 22->72 74 Creates a thread in another existing process (thread injection) 22->74 signatures8 process9 dnsIp10 62 penodux.com 170.106.35.220, 49734, 49737, 49745 TENCENT-NET-AP-CNTencentBuildingKejizhongyiAvenueCN Singapore 25->62 46 C:\Users\user\AppData\Roaming\gdffeis, PE32 25->46 dropped 48 C:\Users\user\AppData\Local\Temp\F91B.dll, PE32 25->48 dropped 50 C:\Users\user\AppData\Local\Temp\4B5.exe, PE32 25->50 dropped 52 C:\Users\user\...\gdffeis:Zone.Identifier, ASCII 25->52 dropped 94 Benign windows process drops PE files 25->94 96 Injects code into the Windows Explorer (explorer.exe) 25->96 98 Deletes itself after installation 25->98 100 2 other signatures 25->100 30 explorer.exe 8 25->30         started        34 4B5.exe 25->34         started        36 regsvr32.exe 25->36         started        38 9 other processes 25->38 file11 signatures12 process13 dnsIp14 64 penodux.com 30->64 102 System process connects to network (likely due to code injection or exploit) 30->102 104 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 30->104 106 Tries to steal Mail credentials (via file access) 30->106 108 Tries to harvest and steal browser information (history, passwords, etc) 30->108 110 Detected unpacking (changes PE section rights) 34->110 112 Detected unpacking (overwrites its own PE header) 34->112 114 Machine Learning detection for dropped file 34->114 116 Tries to detect virtualization through RDTSC time measurements 34->116 40 regsvr32.exe 12 36->40         started        signatures15 process16 dnsIp17 56 162.241.204.233, 4443, 49757, 49761 UNIFIEDLAYER-AS-1US United States 40->56 58 138.122.143.40, 49758, 49762, 49766 NETWAYINFORMATICALTDABR Brazil 40->58 60 2 other IPs or domains 40->60 84 System process connects to network (likely due to code injection or exploit) 40->84 signatures18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7af038d2f4f41c0d130aaa1e4557d821e2b7f4c6bda2be44300e229cd5c721df/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2020-11-23 18:36:11 UTC
File Type:
PE (Exe)
AV detection:
29 of 29 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=plydruxu6qoa2eykvipekv6yehrlp5ggxwrl4rbqbyrjzvohehpq._file
Verdict:
malicious
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ad5592929818b5ee09b99dddb8a652d84621e0b70efe51c2f2b6ca54aeaa3713
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cb76c19c178a71a5115ee308b51de416255de06d4e8226fdda8e59275a519c14
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e7e4c086f54086b129715c584777c2d920a9443a6ba85d4ea5e6d63b8eeb5b9e
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e934da8d0b455bcdf23e6e9c2fa5580982bf2f9b39a5d0246b2f462bbf1ae141
Smoke Loader
+ 85 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:dridex family:smokeloader backdoor botnet cryptone loader packer spyware trojan
Link:
https://tria.ge/reports/201123-nn191jmxse/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
CryptOne packer
Dridex Loader
Dridex
SmokeLoader
Malware Config
C2 Extraction:
http://penodux.com/xsmkld/index.php
http://tommusikirtyur.com/xsmkld/index.php
http://ploaernysannyer.com/xsmkld/index.php
http://dersmasfannyer.com/xsmkld/index.php
http://derdsgdannyer.com/xsmkld/index.php
175.126.167.148:443
173.249.20.233:8043
162.241.204.233:4443
138.122.143.40:8043
Unpacked files
SH256 hash:
e8b8c7a7a90fcdfeb978ebc87c899faa07aa42df6ddc1f53d067b3350131dc96
MD5 hash:
b64a7acb210e05f4630d09c60c69a9af
SHA1 hash:
a4971b38734ddd5f812bcc268296f63edf48e9a0
Link:
https://www.unpac.me/results/cc6a3951-91b5-4ba9-b765-dcb6f0400ecd/
SH256 hash:
7af038d2f4f41c0d130aaa1e4557d821e2b7f4c6bda2be44300e229cd5c721df
MD5 hash:
6e5017e2d0407e74578d1121233da979
SHA1 hash:
be9ad4ab667f1e8be4ad4848ad852d5a72aa4234
Link:
https://www.unpac.me/results/cc6a3951-91b5-4ba9-b765-dcb6f0400ecd/
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/7af038d2f4f41c0d130aaa1e4557d821e2b7f4c6bda2be44300e229cd5c721df

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Smoke Loader

zip 9af93724ab81fd0e84618d4deee00cbff9d0aaee4ec642ee0429790826487049

Smoke Loader

Executable exe 7af038d2f4f41c0d130aaa1e4557d821e2b7f4c6bda2be44300e229cd5c721df

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 9af93724ab81fd0e84618d4deee00cbff9d0aaee4ec642ee0429790826487049
Cape
Cape
https://www.capesandbox.com/analysis/105337/

Comments