MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38257c3d69782840c59666cffaa4b12af19a9e7c28834298ed55d201f59efe9e. 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


Tofsee


Vendor detections: 9


Intelligence 9 IOCs 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 38257c3d69782840c59666cffaa4b12af19a9e7c28834298ed55d201f59efe9e
SHA3-384 hash: b2116e2df1c9ee37ea7fa5ad2962e4671aaa0004fe2c9b70ddc49eed363247e3fbb811c26a24c9c8421e6192110744a3
SHA1 hash: aa01cbf8afeb4f01fff51b6db7f412f53386ed16
MD5 hash: 3b48192c10cd25c7a7d5b78ec0f5d9d4
humanhash: charlie-enemy-wisconsin-hydrogen
File name:3b48192c10cd25c7a7d5b78ec0f5d9d4.exe
Download: download sample
Signature Tofsee
Create hunting rule
File size:268'800 bytes
First seen:2021-10-04 07:15:34 UTC
Last seen:2021-10-04 07:50:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ea6e9add4feec4142f4eaf80b256f47a (2 x Smoke Loader, 2 x RaccoonStealer, 1 x Tofsee)
ssdeep 6144:89MqmzL2v3eid7L5EGcrl0ROhxxpeTr/ekI:HquSv3LdpMRzxp6L
Threatray 4'830 similar samples on MalwareBazaar
TLSH T11944AE1931C0C7F2D7760174A796CBF00A2DBC6C8E5956BF2768275E5E38BF29231292
File icon (PE):PE icon
dhash icon fcfcb4f4d4d4d8c0 (19 x RedLineStealer, 16 x RaccoonStealer, 14 x Smoke Loader)
Reporter abuse_ch
Tags:exe Tofsee


Avatar
abuse_ch
Tofsee C2:
89.223.69.212:38637

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
89.223.69.212:38637 https://threatfox.abuse.ch/ioc/230057/

Intelligence

File Origin
# of uploads :
2
# of downloads :
805
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3b48192c10cd25c7a7d5b78ec0f5d9d4.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-04 07:18:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a5c7830b-5124-47c5-bf0b-1cdc0039bb24

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/194445/
Detection(s):
SecuriteInfo.com.Variant.Jaik.48277.29761.1509.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e4fdfaec-6908-472c-bc90-89c62b4c1d5c
Result
Threat name:
Raccoon RedLine SmokeLoader Tofsee
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/863685
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Benign windows process drops PE files
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Connects to many ports of the same IP (likely port scanning)
Contains functionality to inject code into remote processes
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)
Drops executables to the windows directory (C:\Windows) and starts them
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
Machine Learning detection for sample
Maps a DLL or memory area into another process
Modifies the windows firewall
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
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 / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file access)
Uses known network protocols on non-standard ports
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 496113 Sample: w1rwoBzwVj.exe Startdate: 04/10/2021 Architecture: WINDOWS Score: 100 112 microsoft-com.mail.protection.outlook.com 2->112 114 api.ip.sb 2->114 144 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->144 146 Multi AV Scanner detection for submitted file 2->146 148 Yara detected SmokeLoader 2->148 150 16 other signatures 2->150 11 w1rwoBzwVj.exe 2->11         started        14 audnadiu.exe 2->14         started        16 dvfsrhh 2->16         started        18 5 other processes 2->18 signatures3 process4 dnsIp5 192 Detected unpacking (changes PE section rights) 11->192 194 Contains functionality to inject code into remote processes 11->194 196 Injects a PE file into a foreign processes 11->196 21 w1rwoBzwVj.exe 11->21         started        198 Detected unpacking (overwrites its own PE header) 14->198 200 Writes to foreign memory regions 14->200 202 Allocates memory in foreign processes 14->202 24 svchost.exe 14->24         started        27 dvfsrhh 16->27         started        116 192.168.2.1 unknown unknown 18->116 signatures6 process7 dnsIp8 172 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 21->172 174 Maps a DLL or memory area into another process 21->174 176 Checks if the current machine is a virtual machine (disk enumeration) 21->176 178 Creates a thread in another existing process (thread injection) 21->178 29 explorer.exe 16 21->29 injected 130 microsoft-com.mail.protection.outlook.com 40.93.207.0, 25, 49843 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 24->130 132 defeatwax.ru 193.56.146.188, 443, 49856, 49899 LVLT-10753US unknown 24->132 180 System process connects to network (likely due to code injection or exploit) 24->180 signatures9 process10 dnsIp11 138 193.56.146.41, 49792, 9080 LVLT-10753US unknown 29->138 140 privacy-toolz-for-you-3000.top 94.142.140.253, 49775, 49776, 49777 IHOR-ASRU Russian Federation 29->140 142 2 other IPs or domains 29->142 104 C:\Users\user\AppData\Roaming\dvfsrhh, PE32 29->104 dropped 106 C:\Users\user\AppData\Local\Temp58.exe, PE32 29->106 dropped 108 C:\Users\user\AppData\Local\Temp\AF78.exe, PE32 29->108 dropped 110 6 other malicious files 29->110 dropped 204 System process connects to network (likely due to code injection or exploit) 29->204 206 Benign windows process drops PE files 29->206 208 Deletes itself after installation 29->208 210 Hides that the sample has been downloaded from the Internet (zone.identifier) 29->210 34 1B0B.exe 29->34         started        39 E58.exe 29->39         started        41 AF78.exe 2 29->41         started        43 4 other processes 29->43 file12 signatures13 process14 dnsIp15 118 t.me 149.154.167.99, 443, 49826 TELEGRAMRU United Kingdom 34->118 86 C:\Users\user\AppData\...\vcruntime140.dll, PE32 34->86 dropped 88 C:\Users\user\AppData\...\ucrtbase.dll, PE32 34->88 dropped 90 C:\Users\user\AppData\...\softokn3.dll, PE32 34->90 dropped 100 55 other files (none is malicious) 34->100 dropped 152 Detected unpacking (changes PE section rights) 34->152 154 Detected unpacking (overwrites its own PE header) 34->154 156 Tries to steal Mail credentials (via file access) 34->156 158 Tries to harvest and steal browser information (history, passwords, etc) 34->158 45 cmd.exe 34->45         started        120 194.180.174.82, 49827, 49830, 80 MIVOCLOUDMD unknown 39->120 122 teletop.top 172.67.176.216, 49825, 80 CLOUDFLARENETUS United States 39->122 92 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 39->92 dropped 94 C:\Users\user\AppData\...\vcruntime140.dll, PE32 39->94 dropped 96 C:\Users\user\AppData\...\ucrtbase.dll, PE32 39->96 dropped 102 56 other files (none is malicious) 39->102 dropped 47 cmd.exe 39->47         started        98 C:\Users\user\AppData\Local\...\audnadiu.exe, PE32 41->98 dropped 160 Uses netsh to modify the Windows network and firewall settings 41->160 162 Modifies the windows firewall 41->162 49 cmd.exe 41->49         started        52 cmd.exe 41->52         started        54 sc.exe 41->54         started        62 3 other processes 41->62 124 193.56.146.60, 18243, 49893 LVLT-10753US unknown 43->124 126 www.google.com 142.250.203.100, 49848, 80 GOOGLEUS United States 43->126 128 google.com 172.217.168.14, 49847, 80 GOOGLEUS United States 43->128 164 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 43->164 166 Query firmware table information (likely to detect VMs) 43->166 168 Tries to detect sandboxes and other dynamic analysis tools (window names) 43->168 170 6 other signatures 43->170 56 9641.exe 43->56         started        59 9C1E.exe 14 24 43->59         started        64 3 other processes 43->64 file16 signatures17 process18 dnsIp19 82 2 other processes 45->82 66 conhost.exe 47->66         started        68 timeout.exe 47->68         started        84 C:\Windows\SysWOW64\...\audnadiu.exe (copy), PE32 49->84 dropped 70 conhost.exe 49->70         started        72 conhost.exe 52->72         started        74 conhost.exe 54->74         started        182 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 56->182 184 Maps a DLL or memory area into another process 56->184 186 Checks if the current machine is a virtual machine (disk enumeration) 56->186 188 Creates a thread in another existing process (thread injection) 56->188 134 89.223.69.212, 38637, 49868 CONTINENTAL_GROUP-ASRU Russian Federation 59->134 136 api.ip.sb 59->136 190 Tries to steal Crypto Currency Wallets 59->190 76 conhost.exe 62->76         started        78 conhost.exe 62->78         started        80 conhost.exe 62->80         started        file20 signatures21 process22
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/38257c3d69782840c59666cffaa4b12af19a9e7c28834298ed55d201f59efe9e/
Threat name:
Win32.Trojan.Azorult
Create hunting rule
Status:
Malicious
First seen:
2021-10-04 07:16:12 UTC
AV detection:
18 of 45 (40.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hasxypljpauebrmwm3h7vjfrflyzvht4fcbufghnkxjad5m672pa._file
Verdict:
malicious
Similar samples:
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Tofsee
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938029b6b522bdd22cbba8cfb88a1d97d0fbc264d1d7a5ded22a4924a15e6161
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a1b29584402503925406ceeb5be6a463eea7755f401e3a2c8f82ae3897e3820a
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f74d7500782ca945d3296cd4fcf19af60b7035ff65d646c64b0c8761e38ea193
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fab15b7f61f816cf3128cc02c96d98d3385533087bc5afe3cd3799e7e034ce7f
Tofsee
+ 4'820 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:raccoon family:redline family:smokeloader family:tofsee family:xmrig botnet:5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4 botnet:61491ed5436f034714f70beac9b11914bfa969d2 botnet:�&%>g� _��㢺vyu���a��e:6{k�1�b@�l�/� backdoor discovery evasion infostealer miner persistence spyware stealer suricata themida trojan
Link:
https://tria.ge/reports/211004-h3s7vsgagm/
Behaviour
Checks SCSI registry key(s)
Delays execution with timeout.exe
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Launches sc.exe
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Themida packer
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Identifies VirtualBox via ACPI registry values (likely anti-VM)
XMRig Miner Payload
Raccoon
RedLine
RedLine Payload
SmokeLoader
Tofsee
Windows security bypass
suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
xmrig
Malware Config
C2 Extraction:
http://fiskahlilian16.top/
http://paishancho17.top/
http://ydiannetter18.top/
http://azarehanelle19.top/
http://quericeriant20.top/
89.223.69.212:38637
Unpacked files
SH256 hash:
592b089027938156e18387e4402b965a5f1ffc25e96d7efc3aa9331254587bdd
MD5 hash:
2dbb1eb8c40c88994738a736ad55c79b
SHA1 hash:
88e2fc9242606c7dfcd68d5da8c6d457837157a3
Link:
https://www.unpac.me/results/1fe51f6f-7471-4755-b062-0519e6d9a5d0/
SH256 hash:
38257c3d69782840c59666cffaa4b12af19a9e7c28834298ed55d201f59efe9e
MD5 hash:
3b48192c10cd25c7a7d5b78ec0f5d9d4
SHA1 hash:
aa01cbf8afeb4f01fff51b6db7f412f53386ed16
Link:
https://www.unpac.me/results/1fe51f6f-7471-4755-b062-0519e6d9a5d0/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/38257c3d6978/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/38257c3d69782840c59666cffaa4b12af19a9e7c28834298ed55d201f59efe9e

File information

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

Web download

Tofsee

Executable exe 38257c3d69782840c59666cffaa4b12af19a9e7c28834298ed55d201f59efe9e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1653238/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/194445/

Comments