MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c390f1f12cf19aa6e9cd4745f24453f6321e5baaa061e6af1769aa90e8e86fe4. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c390f1f12cf19aa6e9cd4745f24453f6321e5baaa061e6af1769aa90e8e86fe4
SHA3-384 hash: cd3fcc77fc29b472c8ac8a40760c0a6a36f08f720b4612f3e39991ab17e7242a6e5d02ff7a2cf66012bfd39c14e8ce1f
SHA1 hash: 5dc2c5996e4570feb0ea9ba323c8c8bb07d1a889
MD5 hash: d92882345373d476c839231ec52d8047
humanhash: potato-double-golf-south
File name:d92882345373d476c839231ec52d8047.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:33'280 bytes
First seen:2020-12-22 08:25:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 768:FrqQ7AmV3rjBkyo1bsk38K9pWCZ3yHtwTx0+gASDQ3aUYlyiQoVw:F33kIZCZCaF0PAGDGoV
Threatray 91 similar samples on MalwareBazaar
TLSH BAE2D12A5AC87DB5D1239E308BCD5CF98EF8868A6434C2155FB4B8CEAD9B4842E15187
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader


Avatar
abuse_ch
Smoke Loader C2:
http://vipengland.com/2/

Intelligence

File Origin
# of uploads :
1
# of downloads :
562
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO.doc
Verdict:
Malicious activity
Analysis date:
2020-12-22 06:42:02 UTC
Tags:
ole-embedded opendir trojan exploit CVE-2017-11882 loader smoke stealer
Link:
https://app.any.run/tasks/741c16eb-abc0-41de-befa-5d78edafd0be

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/108671/
Detection(s):
Win.Malware.Ulise-7588166-0
Create hunting rule

Win.Malware.Razy-7588195-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending an HTTP POST request
Deleting of the original file
Enabling autorun by creating a file
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.
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/568023
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
Changes memory attributes in foreign processes to executable or writable
Creates a thread in another existing process (thread injection)
Found strings related to Crypto-Mining
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hijacks the control flow in another process
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 dropped file
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
PE file has a writeable .text section
Tries to harvest and steal browser information (history, 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: 333084 Sample: JgHsz8Vvc8.exe Startdate: 22/12/2020 Architecture: WINDOWS Score: 100 46 www.msftncsi.com 2->46 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus / Scanner detection for submitted sample 2->62 64 Multi AV Scanner detection for submitted file 2->64 66 4 other signatures 2->66 9 JgHsz8Vvc8.exe 2->9         started        12 swvvehgt.exe 2->12         started        signatures3 process4 signatures5 84 Maps a DLL or memory area into another process 9->84 14 explorer.exe 6 9->14 injected 86 Antivirus detection for dropped file 12->86 88 Multi AV Scanner detection for dropped file 12->88 90 Machine Learning detection for dropped file 12->90 process6 dnsIp7 48 vipengland.com 213.190.6.55, 49732, 80 AS-HOSTINGERLT Germany 14->48 50 www.msftncsi.com 14->50 42 C:\Users\user\AppData\...\swvvehgt.exe, PE32 14->42 dropped 44 C:\Users\...\swvvehgt.exe:Zone.Identifier, ASCII 14->44 dropped 52 Benign windows process drops PE files 14->52 54 Injects code into the Windows Explorer (explorer.exe) 14->54 56 Writes to foreign memory regions 14->56 58 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->58 19 explorer.exe 14->19         started        22 explorer.exe 14->22         started        24 explorer.exe 14->24         started        26 11 other processes 14->26 file8 signatures9 process10 signatures11 68 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 19->68 70 Hijacks the control flow in another process 19->70 72 Changes memory attributes in foreign processes to executable or writable 19->72 28 wnIlZtBIJOifaKAqTzCAbegz.exe 19->28 injected 30 wnIlZtBIJOifaKAqTzCAbegz.exe 19->30 injected 32 wnIlZtBIJOifaKAqTzCAbegz.exe 19->32 injected 74 Writes to foreign memory regions 22->74 76 Maps a DLL or memory area into another process 22->76 78 Creates a thread in another existing process (thread injection) 22->78 34 wnIlZtBIJOifaKAqTzCAbegz.exe 22->34 injected 36 sihost.exe 24->36 injected 38 taskhostw.exe 24->38 injected 80 Tries to steal Mail credentials (via file access) 26->80 82 Tries to harvest and steal browser information (history, passwords, etc) 26->82 40 ctfmon.exe 26->40 injected process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c390f1f12cf19aa6e9cd4745f24453f6321e5baaa061e6af1769aa90e8e86fe4/
Threat name:
Win32.Trojan.Zurgop
Create hunting rule
Status:
Malicious
First seen:
2020-12-22 01:18:00 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yoipd4jm6gnkn2oni5c7erct6yzb4w5kubq6nlyxngvjb2hin7sa._file
Verdict:
malicious
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b9b9457414995a44d73a5f9e4f2e4487adb8334fac4acc3ea1b529a5a648cbe4
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c1830ba81a707357031fc8e5cd7cf3a6083c30f33669fe29590cc639140d6780
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fbad6defdda31579e98bbb4f27193891ad8b5d13e32a75dcc4d2666f2c3a5843
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Smoke Loader
+ 81 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor trojan
Link:
https://tria.ge/reports/201222-bv371xmca6/
Behaviour
Suspicious behavior: MapViewOfSection
Maps connected drives based on registry
SmokeLoader
Malware Config
C2 Extraction:
http://vipengland.com/2/
Unpacked files
SH256 hash:
c390f1f12cf19aa6e9cd4745f24453f6321e5baaa061e6af1769aa90e8e86fe4
MD5 hash:
d92882345373d476c839231ec52d8047
SHA1 hash:
5dc2c5996e4570feb0ea9ba323c8c8bb07d1a889
Detections:
win_smokeloader_auto
Create hunting rule
Link:
https://www.unpac.me/results/1eaffd61-f01e-40a2-b48c-08f814e119b1/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Smokeloader
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c390f1f12cf19aa6e9cd4745f24453f6321e5baaa061e6af1769aa90e8e86fe4

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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:win_smokeloader_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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 c390f1f12cf19aa6e9cd4745f24453f6321e5baaa061e6af1769aa90e8e86fe4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/937439/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/108671/

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