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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e8b7a5ee0b05141208cc. 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: 10


Intelligence 10 IOCs 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e8b7a5ee0b05141208cc
SHA3-384 hash: d1bcd5cc8e9b5bc3857385bbbaa5dbdba0b815d77ad8b683c860c1879f9fd59c621488f5e9643c809be149fa1e721474
SHA1 hash: 1edcdc6899fe0aad0b953dee9f3660da0e052699
MD5 hash: 825a7c6d1b4adfe2b1cc7b29199f5033
humanhash: hydrogen-finch-orange-may
File name:f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:6'592'320 bytes
First seen:2022-10-24 22:51:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1c9e07af67348622700778228d2e8f08 (2 x Smoke Loader, 1 x PrivateLoader)
ssdeep 196608:acg2WPcLcf9TwuZTvcDvcVL27QA7KL/V:vbWPsClvLYR7S/V
TLSH T1646612F693E212C7F8764D36C623AEB870323FD995D16CF455C47A9C05311EAE20AA1E
TrID 28.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
25.4% (.EXE) Win32 Executable (generic) (4505/5/1)
11.7% (.EXE) Win16/32 Executable Delphi generic (2072/23)
11.4% (.EXE) OS/2 Executable (generic) (2029/13)
11.3% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 31f0c0b2b2c0f071 (8 x Formbook, 7 x AgentTesla, 4 x AsyncRAT)
Reporter abuse_ch
Tags:exe Smoke Loader


Avatar
abuse_ch
Smoke Loader C2:
http://212.118.36.128/

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://212.118.36.128/ https://threatfox.abuse.ch/ioc/933321/

Intelligence

File Origin
# of uploads :
1
# of downloads :
249
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e.exe
Verdict:
No threats detected
Analysis date:
2022-10-24 22:54:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/819efc16-6888-445e-93d5-47322db4c3b9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/323677/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader45.26927.9752.1408.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending an HTTP POST request
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/45172/overview
Behaviour
MalwareBazaar
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ef05e7be-2cfe-487d-970a-0a3f882f8ebb
Result
Threat name:
Raccoon Stealer v2, SmokeLoader, SystemB
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1097090
Signature
Allocates memory in foreign processes
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)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
DLL side loading technique detected
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects a PE file into a foreign processes
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 contains section with special chars
PE file has a writeable .text section
Snort IDS alert for network traffic
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 detect virtualization through RDTSC time measurements
Tries to evade analysis by execution special instruction (VM detection)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Raccoon Stealer v2
Yara detected SmokeLoader
Yara detected SystemBC
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 729731 Sample: f4a57ad535ec4b0c7c1b3fbd9a1... Startdate: 25/10/2022 Architecture: WINDOWS Score: 100 71 Snort IDS alert for network traffic 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 Multi AV Scanner detection for submitted file 2->75 77 9 other signatures 2->77 9 f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e.exe 2->9         started        12 btscwav 2->12         started        14 svcupdater.exe 15 2 2->14         started        17 C8E8.exe 2->17         started        process3 dnsIp4 117 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 9->117 119 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 9->119 121 Maps a DLL or memory area into another process 9->121 123 Creates a thread in another existing process (thread injection) 9->123 19 explorer.exe 9 9->19 injected 125 Multi AV Scanner detection for dropped file 12->125 127 Machine Learning detection for dropped file 12->127 129 Checks if the current machine is a virtual machine (disk enumeration) 12->129 69 clipper.guru 45.159.189.115, 49704, 80 HOSTING-SOLUTIONSUS Netherlands 14->69 131 Tries to evade analysis by execution special instruction (VM detection) 14->131 133 Tries to detect virtualization through RDTSC time measurements 14->133 135 Hides threads from debuggers 14->135 signatures5 process6 dnsIp7 65 45.83.122.33, 49701, 80 INTERNET-ITNL Netherlands 19->65 67 195.178.120.154, 49700, 49702, 49703 HEXAGLOBE-ASFR unknown 19->67 53 C:\Users\user\AppData\Roaming\btscwav, PE32 19->53 dropped 55 C:\Users\user\AppData\Local\Temp2AA.exe, PE32 19->55 dropped 57 C:\Users\user\AppData\Local\Temp\C8E8.exe, PE32 19->57 dropped 59 2 other malicious files 19->59 dropped 87 System process connects to network (likely due to code injection or exploit) 19->87 89 Benign windows process drops PE files 19->89 91 Injects code into the Windows Explorer (explorer.exe) 19->91 93 3 other signatures 19->93 24 C1B3.exe 19->24         started        27 E2AA.exe 5 19->27         started        30 explorer.exe 6 19->30         started        32 8 other processes 19->32 file8 signatures9 process10 file11 95 Multi AV Scanner detection for dropped file 24->95 97 Machine Learning detection for dropped file 24->97 99 Writes to foreign memory regions 24->99 115 2 other signatures 24->115 34 InstallUtil.exe 24->34         started        61 C:\Users\user\AppData\...\svcupdater.exe, PE32 27->61 dropped 101 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 27->101 103 Tries to evade analysis by execution special instruction (VM detection) 27->103 105 Tries to detect virtualization through RDTSC time measurements 27->105 107 Hides threads from debuggers 27->107 39 cmd.exe 1 27->39         started        109 System process connects to network (likely due to code injection or exploit) 30->109 111 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 30->111 113 Tries to steal Mail credentials (via file / registry access) 30->113 signatures12 process13 dnsIp14 63 212.118.36.128, 49705, 80 CITYLAN-ASRU Russian Federation 34->63 45 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 34->45 dropped 47 C:\Users\user\AppData\LocalLow\softokn3.dll, PE32 34->47 dropped 49 C:\Users\user\AppData\LocalLow\nss3.dll, PE32 34->49 dropped 51 4 other files (2 malicious) 34->51 dropped 79 Tries to harvest and steal browser information (history, passwords, etc) 34->79 81 DLL side loading technique detected 34->81 83 Tries to steal Crypto Currency Wallets 34->83 85 Uses schtasks.exe or at.exe to add and modify task schedules 39->85 41 conhost.exe 39->41         started        43 schtasks.exe 1 39->43         started        file15 signatures16 process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e8b7a5ee0b05141208cc/
Threat name:
Win32.Spyware.Raccoonstealer
Create hunting rule
Status:
Malicious
First seen:
2022-10-23 17:45:00 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
19 of 26 (73.08%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ssxvvjv5rfqy7a3h66zueloiundslxd6hs6rn5f5yfqkfasbdga._file
Verdict:
malicious
Result
Malware family:
systembc
Create hunting rule
Score:
  10/10
Tags:
family:systembc collection trojan
Link:
https://tria.ge/reports/221024-2tdklaahe9/
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 WriteProcessMemory
outlook_office_path
outlook_win_path
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Downloads MZ/PE file
Executes dropped EXE
SystemBC
Malware Config
C2 Extraction:
89.22.225.242:4193
195.2.93.22:4193
Unpacked files
SH256 hash:
d1dc549828c695f7c8cfa871a157335ab95f414a1c5753a9df1a6d0c2cef131a
MD5 hash:
bdc86eacfa78c867291ac1d21adb69bd
SHA1 hash:
4fb5318e0712aa75841e60397c642e212587a8ef
Detections:
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/960cfd2c-f22b-4956-851e-5df231a3c464/
SH256 hash:
f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e8b7a5ee0b05141208cc
MD5 hash:
825a7c6d1b4adfe2b1cc7b29199f5033
SHA1 hash:
1edcdc6899fe0aad0b953dee9f3660da0e052699
Link:
https://www.unpac.me/results/960cfd2c-f22b-4956-851e-5df231a3c464/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e8b7a5ee0b05141208cc

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/323677/

Comments