MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3875c46ede20f065fa55c8c10e7321025962a2e874ce6f409b294a22d226195d. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3875c46ede20f065fa55c8c10e7321025962a2e874ce6f409b294a22d226195d
SHA3-384 hash: 841472965aa16323ac40b657c15b4be2ffb5e396afeb3738ab081d86b1c07045afe26b349fea5ba067d81277de999794
SHA1 hash: 1f75b36c80e49079358780233477e8e936b0a5f7
MD5 hash: e2fa0bfc7e8c2996644a255becb4aa55
humanhash: mirror-wisconsin-two-jig
File name:e2fa0bfc7e8c2996644a255becb4aa55.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:358'912 bytes
First seen:2022-12-02 17:11:27 UTC
Last seen:2022-12-02 18:32:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash fb0f6dff8eaf4e460b845b9b4576f572 (7 x Smoke Loader, 6 x Amadey, 3 x Tofsee)
ssdeep 6144:eC+vLpgbwDrwD8DMWez52SNfnwuRjMgU:e31gcwpVRQg
Threatray 14'128 similar samples on MalwareBazaar
TLSH T19E74CE29F5909872C58A01FD4821CBAC6A7FB8313524D84F23545F6E6BF33E187663DA
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon f8f8b4b49494ddc1 (1 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e2fa0bfc7e8c2996644a255becb4aa55.exe
Verdict:
No threats detected
Analysis date:
2022-12-02 17:15:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c5d1a002-0cb1-4047-aef1-c0b6db02b55d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/341978/
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.17010.11308.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Creating a file in the %temp% directory
Creating a process from a recently created file
Sending a custom TCP request
Creating a file
Launching the default Windows debugger (dwwin.exe)
Creating a process with a hidden window
Launching a process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware
Link:
https://www.filescan.io/uploads/638a31e69a505ad9423c9ba4/reports/6defd128-81be-47d9-8261-6676788bd2c8/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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9fd2df7e-b40a-4f32-9f57-a6d085daaabf
Result
Threat name:
Amadey, SmokeLoader, Vidar
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1126734
Signature
.NET source code contains very large array initializations
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)
Creates an undocumented autostart registry key
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)
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
Malicious sample detected (through community Yara rule)
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
Snort IDS alert for network traffic
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 harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Amadey bot
Yara detected Amadeys stealer DLL
Yara detected AntiVM3
Yara detected SmokeLoader
Yara detected UAC Bypass using CMSTP
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 759457 Sample: g27m3GfEK7.exe Startdate: 02/12/2022 Architecture: WINDOWS Score: 100 100 t.me 2->100 102 situla.bitbit.net 2->102 104 filebin.net 2->104 122 Snort IDS alert for network traffic 2->122 124 Multi AV Scanner detection for domain / URL 2->124 126 Malicious sample detected (through community Yara rule) 2->126 128 14 other signatures 2->128 11 g27m3GfEK7.exe 2->11         started        14 rtverws 2->14         started        16 gntuud.exe 2->16         started        signatures3 process4 signatures5 172 Detected unpacking (changes PE section rights) 11->172 174 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 11->174 176 Maps a DLL or memory area into another process 11->176 178 Creates a thread in another existing process (thread injection) 11->178 18 explorer.exe 13 11->18 injected 180 Multi AV Scanner detection for dropped file 14->180 182 Machine Learning detection for dropped file 14->182 184 Checks if the current machine is a virtual machine (disk enumeration) 14->184 process6 dnsIp7 106 31.41.244.188, 49718, 80 AEROEXPRESS-ASRU Russian Federation 18->106 108 agence-regionale-energetique.fr 185.98.131.146, 443, 49752 RMI-FITECHFR France 18->108 110 4 other IPs or domains 18->110 76 C:\Users\user\AppData\Roaming\rtverws, PE32 18->76 dropped 78 C:\Users\user\AppData\Local\Temp\F323.exe, PE32+ 18->78 dropped 80 C:\Users\user\AppData\Local\Temp519.exe, PE32 18->80 dropped 82 4 other malicious files 18->82 dropped 148 System process connects to network (likely due to code injection or exploit) 18->148 150 Benign windows process drops PE files 18->150 152 Injects code into the Windows Explorer (explorer.exe) 18->152 154 3 other signatures 18->154 23 CA1C.exe 3 18->23         started        27 E519.exe 3 18->27         started        29 CED0.exe 18->29         started        31 11 other processes 18->31 file8 signatures9 process10 file11 84 C:\Users\user\AppData\Local\...\gntuud.exe, PE32 23->84 dropped 156 Detected unpacking (changes PE section rights) 23->156 158 Detected unpacking (overwrites its own PE header) 23->158 160 Machine Learning detection for dropped file 23->160 162 Contains functionality to inject code into remote processes 23->162 33 gntuud.exe 17 23->33         started        86 C:\Users\user\AppData\Local\...\gntuud.exe, PE32 27->86 dropped 164 Multi AV Scanner detection for dropped file 27->164 38 gntuud.exe 27->38         started        166 Injects a PE file into a foreign processes 29->166 40 CED0.exe 19 29->40         started        168 Writes to foreign memory regions 31->168 170 Allocates memory in foreign processes 31->170 42 vbc.exe 31->42         started        44 conhost.exe 31->44         started        46 WerFault.exe 31->46         started        signatures12 process13 dnsIp14 90 62.204.41.252, 49754, 49755, 49756 TNNET-ASTNNetOyMainnetworkFI United Kingdom 33->90 68 C:\Users\user\AppData\Roaming\...\cred64.dll, PE32 33->68 dropped 70 C:\Users\user\AppData\Local\...\cred64[1].dll, PE32 33->70 dropped 130 Detected unpacking (changes PE section rights) 33->130 132 Detected unpacking (overwrites its own PE header) 33->132 134 Creates an undocumented autostart registry key 33->134 136 Uses schtasks.exe or at.exe to add and modify task schedules 33->136 48 rundll32.exe 33->48         started        52 schtasks.exe 33->52         started        92 77.73.133.72 AS43260TR Kazakhstan 38->92 94 192.168.2.1 unknown unknown 38->94 72 C:\Users\user\AppData\Roaming\...\cred64.dll, PE32 38->72 dropped 74 C:\Users\user\AppData\Local\...\cred64[1].dll, PE32 38->74 dropped 138 Multi AV Scanner detection for dropped file 38->138 140 Machine Learning detection for dropped file 38->140 54 rundll32.exe 38->54         started        56 schtasks.exe 38->56         started        96 t.me 149.154.167.99, 443, 49739 TELEGRAMRU United Kingdom 40->96 98 168.119.167.188, 49744, 80 HETZNER-ASDE Germany 40->98 142 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 40->142 144 Tries to harvest and steal browser information (history, passwords, etc) 40->144 146 Tries to steal Crypto Currency Wallets 40->146 58 cmd.exe 40->58         started        file15 signatures16 process17 dnsIp18 88 192.168.2.4, 443, 49687, 49693 unknown unknown 48->88 112 Tries to steal Mail credentials (via file / registry access) 48->112 60 conhost.exe 52->60         started        114 System process connects to network (likely due to code injection or exploit) 54->114 116 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 54->116 118 Tries to steal Instant Messenger accounts or passwords 54->118 120 Tries to harvest and steal ftp login credentials 54->120 62 conhost.exe 56->62         started        64 conhost.exe 58->64         started        66 timeout.exe 58->66         started        signatures19 process20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3875c46ede20f065fa55c8c10e7321025962a2e874ce6f409b294a22d226195d/
Threat name:
Win32.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2022-12-02 17:12:12 UTC
File Type:
PE (Exe)
Extracted files:
50
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hb24i3w6edygl6svzdaq44zbajmwfixiothg6qe3fffcfurgdfoq._file
Verdict:
malicious
Similar samples:
0189e947ce0fdc72829aa217ddd7f19e2bf0b9e06187da7b3fd547ad0c57afe6
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1bb875b1bab7c9830d28f34621691fbce7b761966ec880a0ba6627f702f1456c
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1f6027d2f0eb02d5f7dbc9fe2d0dfc0560f3920f27e1e0f4f4bff249f8c5251c
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28c6a4fd4d377b554d41e2c139e6c1ee777e6c601affa93b72a28c1d41ac3888
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4ad98fe28f2d8506fd97f4cb0c2083e9bb4083b91ef47f95324fd808825ff9ad
Smoke Loader
572a73429f8b673f5b3188cae34f550c8177615004b9bd8f5779ac96af770cb4
Smoke Loader
59b9a8959fc6d4be7f8fed7ecdc675942c70b5b8a2d4fa82b5ecac1fa5570bf7
Smoke Loader
9b1fa17c04adef70232fb95091f97717dca512d3aaa83e3b58bccb5e3f97cde1
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af3b57d6739bba71a8aa5f368b1e4972f2552ca6305026d8d4d503e86f3c27d5
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b3bac8d094af3c3576673a002455527bf897f9d6ba1d827160a0d1fed74ded62
Smoke Loader
+ 14'118 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor trojan
Link:
https://tria.ge/reports/221202-vqwtfagc43/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Detects Smokeloader packer
SmokeLoader
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9c561d94-dccb-4ac7-8494-12d23867e81a
Unpacked files
SH256 hash:
e97028f53e2a5448ecf5b0ca744e94ca51ea272281d2c6494b74f46bc3c4d661
MD5 hash:
5763c7d74ab2d3df8b55cc762a7435d0
SHA1 hash:
4bc56a0e29f5af2cad1e984cab4580f575beda04
Detections:
win_smokeloader_a2
Create hunting rule
SmokeLoaderStage2
Create hunting rule
Link:
https://www.unpac.me/results/5d83dd3e-4fc3-4d9d-a185-59f353fe6eb6/
Parent samples :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 hash:
3875c46ede20f065fa55c8c10e7321025962a2e874ce6f409b294a22d226195d
MD5 hash:
e2fa0bfc7e8c2996644a255becb4aa55
SHA1 hash:
1f75b36c80e49079358780233477e8e936b0a5f7
Link:
https://www.unpac.me/results/5d83dd3e-4fc3-4d9d-a185-59f353fe6eb6/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3875c46ede20/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/3875c46ede20f065fa55c8c10e7321025962a2e874ce6f409b294a22d226195d

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/341978/

Comments