MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca8c414d4473af6d57e24c15fbdaa982f3f1cc35cdcede216544b430460337c1. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca8c414d4473af6d57e24c15fbdaa982f3f1cc35cdcede216544b430460337c1
SHA3-384 hash: 27f6f3c3f32ea8c17c10d1e7792cc90fdfe454d4812bc963f971744e0423982d887629807c53767f351d96480f632764
SHA1 hash: 6aa957b61a194cca30549a10277c514be914f43f
MD5 hash: 74027ad0ee84be126209ae2a242f2841
humanhash: salami-undress-april-black
File name:74027ad0ee84be126209ae2a242f2841.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:1'039'872 bytes
First seen:2021-09-28 11:28:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7485e319df85e87afca01bdc77d12961 (9 x RemcosRAT, 3 x Formbook, 2 x Loki)
ssdeep 24576:P9YZ9g5ALDrveIhbaO9KaHxA7VhLRYFk:PfESO9KaRyzKFk
Threatray 985 similar samples on MalwareBazaar
TLSH T18E25BF33DB707837D13727BC4C5A167CEA2C3F2128354D279ADA1F641E76A90A039A97
File icon (PE):PE icon
dhash icon 88c7ce3cbddc2f31 (24 x RemcosRAT, 12 x Formbook, 8 x Loki)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
192
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
74027ad0ee84be126209ae2a242f2841.exe
Verdict:
Malicious activity
Analysis date:
2021-09-28 11:37:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3b3965ba-86e1-4577-9920-11b6ee521399

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Trojan.Remcos-9897068-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Modifying an executable file
Creating a file in the %AppData% subdirectories
Launching the default Windows debugger (dwwin.exe)
Launching a process
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Unauthorized injection to a recently created process
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/93b60cdd-aa3c-4e94-8e2e-4bb06691cc7e
Result
Threat name:
Clipboard Hijacker DBatLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/859861
Signature
Contains functionality to compare user and computer (likely to detect sandboxes)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Injects a PE file into a foreign processes
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Clipboard Hijacker
Yara detected DBatLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 492292 Sample: pATRjCUu12.exe Startdate: 28/09/2021 Architecture: WINDOWS Score: 100 63 Found malware configuration 2->63 65 Multi AV Scanner detection for submitted file 2->65 67 Yara detected DBatLoader 2->67 69 Yara detected Clipboard Hijacker 2->69 8 pATRjCUu12.exe 20 2->8         started        12 sqlcmd.exe 13 2->12         started        14 sqlcmd.exe 13 2->14         started        16 sqlcmd.exe 13 2->16         started        process3 dnsIp4 55 cdn.discordapp.com 162.159.130.233, 443, 49772, 49773 CLOUDFLARENETUS United States 8->55 71 Detected unpacking (changes PE section rights) 8->71 73 Detected unpacking (overwrites its own PE header) 8->73 75 Uses schtasks.exe or at.exe to add and modify task schedules 8->75 77 Contains functionality to compare user and computer (likely to detect sandboxes) 8->77 18 pATRjCUu12.exe 2 8->18         started        21 cmd.exe 1 8->21         started        23 cmd.exe 1 8->23         started        57 162.159.135.233, 443, 49778 CLOUDFLARENETUS United States 12->57 79 Multi AV Scanner detection for dropped file 12->79 81 Injects a PE file into a foreign processes 12->81 25 sqlcmd.exe 12->25         started        59 162.159.129.233, 443, 49830 CLOUDFLARENETUS United States 14->59 27 sqlcmd.exe 14->27         started        61 162.159.133.233, 443, 49916 CLOUDFLARENETUS United States 16->61 29 sqlcmd.exe 16->29         started        signatures5 process6 file7 51 C:\Users\user\AppData\Roaming\...\sqlcmd.exe, PE32 18->51 dropped 53 C:\Users\user\...\sqlcmd.exe:Zone.Identifier, ASCII 18->53 dropped 31 schtasks.exe 1 18->31         started        33 reg.exe 1 21->33         started        35 conhost.exe 21->35         started        37 cmd.exe 1 23->37         started        39 conhost.exe 23->39         started        41 schtasks.exe 1 25->41         started        process8 process9 43 conhost.exe 31->43         started        45 conhost.exe 33->45         started        47 conhost.exe 37->47         started        49 conhost.exe 41->49         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca8c414d4473af6d57e24c15fbdaa982f3f1cc35cdcede216544b430460337c1/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-09-28 11:29:04 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zkgectkeooxw2v7cjqk7xwvjqlz7dtbvzxhn4ilfis2darqdg7aq._file
Verdict:
malicious
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+ 975 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/210928-nljvrabhep/
Behaviour
Creates scheduled task(s)
Modifies registry key
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Executes dropped EXE
Unpacked files
SH256 hash:
18d5f2bb4c00c8e6fb62f43bc3878c615b600ec26bc25b98204cc2e945cd175a
MD5 hash:
b0d9d156b07f2199b3334fc6564c133d
SHA1 hash:
0c39614273b857121740e0142d1d9809de8bc41b
Link:
https://www.unpac.me/results/1029b24f-36a5-4d73-9907-d54ae535045e/
Parent samples :
b400601e35e72a20ca4a0fb19af7a93ddeddcd568674232cabb6c1e05ce4fd07
a643235802bd118331000b4a251952815382078dd0aaaded76e4a8890bbac5f6
33b01cf0eb422d872201670e34b732f76c980ae7ccb016068438272ed426a50b
fe6bd626fd98e3c0e4a2c350e5d927398e22e7731e7c2e1f31bc02181735c4e0
a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56
90e1eac40edda005fffadbb1d16c652d16e685f8f4cf7375eb6ac928222c3a1c
1e54beecbd654f17bab2c6f883ea089943d68ae3e49aaea079182173dc203297
a0703367806de16bac9c75c016780c0bf3b1d8c21cf7f51b6a47b6a1aba74999
1ed62fd139d5efe1cb2650f52cf405d615dc19dae62744df9fb364cd1970a4bc
ffb6236e6dd03ba2599326f3d83d2ffabf8ab18902f1865aa0a68f1881e31978
99cdf3421923232c160c5075af3bf8620df65bd59cf99cc341f17a58e1eeb4f2
8f1eefd14608fae865576d9f7a24be116eb9d8dcebf89c954e2e645b06174c4e
f86258665b68d70e83397ac4ef17598c552b994dd13f26b8208c4d40b8e94816
ed78db064dfb4ae791498b2d08410a69bdad684ff709319d179c2383dd8e2f1c
3490cb5fd9a372722f95ed69c41e23d5cd274ce6b3c024ec1731962a380409d6
d86532a631143032da8dd4e4fd86cbaed87777ef2ede4a60377d534cb9ea7271
298d542746dfa4922dd5fbc8fab572be58447c9dbd1481c55bd2254bb275684f
ffb0bd5cf5a1716fa50f01a4b4fd98d396842c7c263d3ce03623748430b30a93
a2067e35b12b83ddae55145931870302de477b5ccce82a5e86ea7bf8e057d8d7
a2539269c2b9200d7baed9f0dfc25b59fd4713a641d79fd9bd13272c7e1296ca
0aff281c192e919ce8a4e2091a058aa3c8fab2379dd50d7dd7ac7217af4dc838
cc8b096d71a4734e17e6f1bcf10d9730e5a2b3ab15b7e89852a4cdd204563d29
1e24e03e9ffdbe39ca8d357d0130aff5c50f2ddd7b2f613ab9dc01f02d0527d3
f60b6dfcaf466a9cf6b7831fcd74abc70efc16aec11d3b38fdbc7562003ba61b
67c445ff181fcaa6b46a1d1af78a9df1ac413593f29561e4fa43059c7ed85ace
SH256 hash:
ca8c414d4473af6d57e24c15fbdaa982f3f1cc35cdcede216544b430460337c1
MD5 hash:
74027ad0ee84be126209ae2a242f2841
SHA1 hash:
6aa957b61a194cca30549a10277c514be914f43f
Link:
https://www.unpac.me/results/1029b24f-36a5-4d73-9907-d54ae535045e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/ca8c414d4473af6d57e24c15fbdaa982f3f1cc35cdcede216544b430460337c1

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:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EnvVarScheduledTasks
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC (ab)using Environment Variables in Scheduled Tasks
Rule name:MALWARE_Win_SmokeLoader
Create hunting rule
Author:ditekSHen
Description:Detects SmokeLoader variants

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 ca8c414d4473af6d57e24c15fbdaa982f3f1cc35cdcede216544b430460337c1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1323338/
  
Delivery method
Distributed via web download

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