MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31422b061307e009869a40d0a36aeb3a19e20a45d80ef1ce245ad0bd7267af14. 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: 7


Intelligence 7 IOCs YARA File information Comments

SHA256 hash: 31422b061307e009869a40d0a36aeb3a19e20a45d80ef1ce245ad0bd7267af14
SHA3-384 hash: c5907be34f45d65a14c2ff232c6da480aa79efda7b65b6c98574d97d4ad21ff326a050543824d64bf497e9972c6cf473
SHA1 hash: 48f4e235fe4d744af613212da1fee46c3009f3f0
MD5 hash: 70b40df7ac5f433762524a37d99a5c1b
humanhash: oklahoma-mountain-high-rugby
File name:SecuriteInfo.com.Trojan.Win32.Save.a.1008.15970
Download: download sample
Signature Smoke Loader
File size:215'040 bytes
First seen:2021-07-17 21:32:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 4c2cb70eaa36e2f27e3da0ec1f2cb347 (7 x RaccoonStealer, 2 x Amadey, 2 x Smoke Loader)
ssdeep 3072:TfaJKaMhbN+zsRQy2hTTsJ67jK9Xa7bFNTqn8huC+/pJaDHUZ:baJKa0+AWyMToYK9gKdBJam
Threatray 3'010 similar samples on MalwareBazaar
TLSH T18D249C2172B0D437D6E20AB05475C6A12A36FC322A74B54FB6A73F1E1E333E1B566352
Reporter SecuriteInfoCom
Tags:exe Smoke Loader

Intelligence


File Origin
# of uploads :
1
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.Win32.Save.a.1008.15970
Verdict:
No threats detected
Analysis date:
2021-07-17 21:37:15 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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:
Amadey SmokeLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
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 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 malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
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
Sigma detected: Regsvr32 Anomaly
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Amadey bot
Yara detected SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 450279 Sample: SecuriteInfo.com.Trojan.Win... Startdate: 17/07/2021 Architecture: WINDOWS Score: 100 69 amaad100.com 2->69 85 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->85 87 Multi AV Scanner detection for domain / URL 2->87 89 Found malware configuration 2->89 91 8 other signatures 2->91 11 SecuriteInfo.com.Trojan.Win32.Save.a.1008.exe 2->11         started        14 ihsjahs 2->14         started        16 rgbux.exe 2->16         started        18 rgbux.exe 2->18         started        signatures3 process4 signatures5 125 Detected unpacking (changes PE section rights) 11->125 127 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 11->127 129 Maps a DLL or memory area into another process 11->129 20 explorer.exe 5 11->20 injected 131 Multi AV Scanner detection for dropped file 14->131 133 Checks if the current machine is a virtual machine (disk enumeration) 14->133 135 Creates a thread in another existing process (thread injection) 14->135 process6 dnsIp7 71 custom100.ru 91.92.109.175, 49732, 49735, 80 NETERRA-ASBG Bulgaria 20->71 73 5.39.221.61, 49734, 49739, 80 HOSTKEY-ASNL Netherlands 20->73 57 C:\Users\user\AppData\Roaming\ihsjahs, PE32 20->57 dropped 59 C:\Users\user\AppData\Local\Temp\C0B3.exe, PE32 20->59 dropped 61 C:\Users\user\...\ihsjahs:Zone.Identifier, ASCII 20->61 dropped 93 System process connects to network (likely due to code injection or exploit) 20->93 95 Benign windows process drops PE files 20->95 97 Injects code into the Windows Explorer (explorer.exe) 20->97 99 3 other signatures 20->99 25 C0B3.exe 4 20->25         started        29 explorer.exe 12 20->29         started        32 explorer.exe 20->32         started        34 6 other processes 20->34 file8 signatures9 process10 dnsIp11 67 C:\Users\user\AppData\Local\...\rgbux.exe, PE32 25->67 dropped 109 Detected unpacking (changes PE section rights) 25->109 111 Detected unpacking (overwrites its own PE header) 25->111 113 Machine Learning detection for dropped file 25->113 115 Contains functionality to inject code into remote processes 25->115 36 rgbux.exe 1 18 25->36         started        81 custom100.ru 29->81 117 System process connects to network (likely due to code injection or exploit) 29->117 119 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 29->119 121 Tries to steal Mail credentials (via file access) 29->121 123 Tries to harvest and steal browser information (history, passwords, etc) 32->123 41 WerFault.exe 34->41         started        file12 signatures13 process14 dnsIp15 75 900ama.com 87.120.37.96, 49736, 49737, 49738 NETERRA-ASBG Bulgaria 36->75 77 amaad100.com 36->77 79 2 other IPs or domains 36->79 63 C:\Users\user\AppData\Local\Temp\a_upd.exe, PE32 36->63 dropped 65 C:\Users\user\AppData\Local\...\a_upd[1].exe, PE32 36->65 dropped 101 Detected unpacking (changes PE section rights) 36->101 103 Detected unpacking (overwrites its own PE header) 36->103 105 Machine Learning detection for dropped file 36->105 107 Uses schtasks.exe or at.exe to add and modify task schedules 36->107 43 a_upd.exe 36->43         started        46 cmd.exe 1 36->46         started        48 schtasks.exe 1 36->48         started        file16 signatures17 process18 signatures19 137 Detected unpacking (changes PE section rights) 43->137 139 Detected unpacking (overwrites its own PE header) 43->139 141 Machine Learning detection for dropped file 43->141 50 reg.exe 1 46->50         started        53 conhost.exe 46->53         started        55 conhost.exe 48->55         started        process20 signatures21 83 Creates an undocumented autostart registry key 50->83
Threat name:
Win32.Trojan.Caynamer
Status:
Malicious
First seen:
2021-07-17 19:31:57 UTC
AV detection:
16 of 27 (59.26%)
Threat level:
  5/5
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:amadey family:smokeloader backdoor persistence trojan
Behaviour
Checks SCSI registry key(s)
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Adds Run key to start application
Deletes itself
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
Amadey
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Malware Config
C2 Extraction:
http://custom100.ru/
http://other191.com/
http://custom300.com/
http://600other.com/
ama529.ru/gBcskbwWs/index.php
amaad100.com/gBcskbwWs/index.php
900ama.com/gBcskbwWs/index.php
Unpacked files
SH256 hash:
59a8c31f25c2b35785dc416f8eeee5bb50e444914713b0d430199b90a13294ac
MD5 hash:
842c41d0f26b4014c78f1036d9bfc7ef
SHA1 hash:
d7aca102e15fd73cda121481f25c1e5c8fe8d2c1
SH256 hash:
31422b061307e009869a40d0a36aeb3a19e20a45d80ef1ce245ad0bd7267af14
MD5 hash:
70b40df7ac5f433762524a37d99a5c1b
SHA1 hash:
48f4e235fe4d744af613212da1fee46c3009f3f0
Please note that we are no longer able to provide a coverage score for Virus Total.

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 31422b061307e009869a40d0a36aeb3a19e20a45d80ef1ce245ad0bd7267af14

(this sample)

  
Delivery method
Distributed via web download

Comments