MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1f07d335c0242607b0cd44d673f49e09dc586d20ded980edac3da5d288dc0463. 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
| SHA256 hash: | 1f07d335c0242607b0cd44d673f49e09dc586d20ded980edac3da5d288dc0463 |
|---|---|
| SHA3-384 hash: | b9046525d70e89da44fcc2944ec1807741091baa81e818ffc30885a55c51679c5475b6218d4e6906f6c660c67c3178f8 |
| SHA1 hash: | ed01a5548adc5fab27a95eda7400e8dee2cf99d2 |
| MD5 hash: | 7f0bea46da749aaf45f6d5d90431648a |
| humanhash: | eight-zulu-oklahoma-stream |
| File name: | PO_54023SD_20ft.scr |
| Download: | download sample |
| Signature | Smoke Loader |
| File size: | 494'592 bytes |
| First seen: | 2020-12-17 08:40:51 UTC |
| Last seen: | 2020-12-17 10:29:41 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger) |
| ssdeep | 12288:KCHVw8UFwUHKJW0c1aEM35I+D8FNYSH4ffm3RosQ2qjiF+fL:k8GHKJWnI9592YHIRosQX2F4 |
| Threatray | 64 similar samples on MalwareBazaar |
| TLSH | 1AB40224779C8B27C59E4BFCA112200413F1A1BA7A53F7AD4EC4A4EB1A3A7C1C945B5F |
| Reporter |  abuse_ch |
| Tags: | scr Smoke Loader |
abuse_ch
Malspam distributing unidentified malware:HELO: regular1.263xmail.com
Sending IP: 211.150.70.199
From: Mirian <comma06@carcarecn.com>
Subject: Re: Order Sheet PRC 17_12_2020
Attachment: PO_54023SD_20ft.rar (contains "PO_54023SD_20ft.scr")
Intelligence
File Origin
# of uploads :
2
# of downloads :
128
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Creating a file in the %temp% directory
Launching a process
Deleting a recently created file
Deleting of the original 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
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Benign windows process drops PE files
Binary contains a suspicious time stamp
Changes memory attributes in foreign processes to executable or writable
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)
Creates processes via WMI
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hijacks the control flow in another process
Initial sample is a PE file and has a suspicious name
Injects code into the Windows Explorer (explorer.exe)
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
Renames NTDLL to bypass HIPS
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Status:
Malicious
First seen:
2020-12-17 08:41:23 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 54 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Score:
10/10
Tags:
family:smokeloader backdoor trojan
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Loads dropped DLL
SmokeLoader
Malware Config
C2 Extraction:
http://emona66.com.kz/nonso/
http://emona667.com.kz/nonso2/
http://emona667.com.kz/nonso2/
Unpacked files
SH256 hash:
7513b92d5a023654acd6d7c1e63da83fe7b264826e88097d7747e20ed6830ac3
MD5 hash:
5de423a94e64419e5bf017d8eba7f1f4
SHA1 hash:
1563849715ed2d7ccb35656e402ec1a8021dcea7
SH256 hash:
1a4f867f7b1fce3874bfd431e31388e35d97203c2d9e52ba379e0a0c11b71f34
MD5 hash:
31b58ae5a625da811043ecdefa93c3e2
SHA1 hash:
170dee458200185da41ec142fb7bab7206a483c6
SH256 hash:
3ed246b565460fc29fded75b59daf19060e5ea22b008dab22c458fc41fdbff45
MD5 hash:
253240335684ccbfb69d78d046eda1df
SHA1 hash:
2b2d4ab0efe9590600047951408693c0406426bc
SH256 hash:
1f07d335c0242607b0cd44d673f49e09dc586d20ded980edac3da5d288dc0463
MD5 hash:
7f0bea46da749aaf45f6d5d90431648a
SHA1 hash:
ed01a5548adc5fab27a95eda7400e8dee2cf99d2
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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