MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9aebf88cc34f4dadc1c4d3aa0ac8049ffe084e15c1b05f49347f24018df595ff. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments

SHA256 hash: 9aebf88cc34f4dadc1c4d3aa0ac8049ffe084e15c1b05f49347f24018df595ff
SHA3-384 hash: a83e4ac31ed9b7796ac13abd5ac0d4bd299901002d24ae7388fbd4c30fd5b0c561cef16d107cf9bb9748ad73f2bd071e
SHA1 hash: 88cd0dd970a565817b994a7060315aed9fde6e2f
MD5 hash: edeb43855dddc8a36239f20f51ad7158
humanhash: jersey-charlie-skylark-london
File name:edeb43855dddc8a36239f20f51ad7158.exe
Download: download sample
Signature Smoke Loader
File size:331'264 bytes
First seen:2023-01-27 16:57:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e5f35c047e0fdde323b83e51e689dfb5 (17 x Smoke Loader, 3 x RedLineStealer, 2 x Loki)
ssdeep 6144:C6LP2L1XcyUol3pPqEiX8y/mtY0+MOKXQr0UT:C6aBXcyfqqy/BWkoUT
TLSH T1E464BF2272D0B869F91A4635CD1ADBD4392EF8D28F3C775772D4AA1F29722F0C127216
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 ac1c90908c9484c0 (1 x Smoke Loader)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence


File Origin
# of uploads :
1
# of downloads :
180
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
edeb43855dddc8a36239f20f51ad7158.exe
Verdict:
Malicious activity
Analysis date:
2023-01-27 17:07:25 UTC
Tags:
trojan loader smoke

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
CPUID_Instruction
EvasionGetTickCount
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
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
Verdict:
Malicious
Result
Threat name:
SmokeLoader
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
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)
Contains functionality to infect the boot sector
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)
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
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
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 793186 Sample: uLnX4x8vau.exe Startdate: 27/01/2023 Architecture: WINDOWS Score: 100 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus detection for URL or domain 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 5 other signatures 2->48 7 uLnX4x8vau.exe 2->7         started        10 hbcudvh 2->10         started        12 A3B4.exe 2->12         started        process3 signatures4 58 Detected unpacking (changes PE section rights) 7->58 60 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 7->60 62 Maps a DLL or memory area into another process 7->62 68 2 other signatures 7->68 14 explorer.exe 5 7->14 injected 64 Multi AV Scanner detection for dropped file 10->64 66 Machine Learning detection for dropped file 10->66 process5 dnsIp6 28 187.170.238.164, 49712, 49724, 80 UninetSAdeCVMX Mexico 14->28 30 222.236.49.124, 49713, 49717, 49722 SKB-ASSKBroadbandCoLtdKR Korea Republic of 14->30 32 4 other IPs or domains 14->32 22 C:\Users\user\AppData\Roaming\hbcudvh, PE32 14->22 dropped 24 C:\Users\user\AppData\Local\Temp\A3B4.exe, PE32 14->24 dropped 26 C:\Users\user\...\hbcudvh:Zone.Identifier, ASCII 14->26 dropped 34 System process connects to network (likely due to code injection or exploit) 14->34 36 Benign windows process drops PE files 14->36 38 Deletes itself after installation 14->38 40 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->40 19 A3B4.exe 14->19         started        file7 signatures8 process9 signatures10 50 Detected unpacking (changes PE section rights) 19->50 52 Detected unpacking (overwrites its own PE header) 19->52 54 Machine Learning detection for dropped file 19->54 56 Contains functionality to infect the boot sector 19->56
Threat name:
Win32.Trojan.SmokeLoader
Status:
Malicious
First seen:
2023-01-26 01:50:19 UTC
File Type:
PE (Exe)
Extracted files:
89
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader backdoor trojan
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Executes dropped EXE
Detects Smokeloader packer
SmokeLoader
Unpacked files
SH256 hash:
08ea880fcddeef49048c5539165d8c1933edfd3b3db1b3094cca96ceaef61f3e
MD5 hash:
da83d0bf0d0302e25abe45a0774566ec
SHA1 hash:
4a6de5f201934b9b0b68c4122b31da99029b44c2
Detections:
win_smokeloader_a2 SmokeLoaderStage2
SH256 hash:
9aebf88cc34f4dadc1c4d3aa0ac8049ffe084e15c1b05f49347f24018df595ff
MD5 hash:
edeb43855dddc8a36239f20f51ad7158
SHA1 hash:
88cd0dd970a565817b994a7060315aed9fde6e2f
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:@wowabiy314
Description:PDB
Rule name:Windows_Trojan_Smokeloader_3687686f
Author:Elastic Security

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 9aebf88cc34f4dadc1c4d3aa0ac8049ffe084e15c1b05f49347f24018df595ff

(this sample)

  
Delivery method
Distributed via web download

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