MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f9f5a7a48d22604b9321d8a752bf609f4bc64edb75f71b4fd47e9f32594f85b0. 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: f9f5a7a48d22604b9321d8a752bf609f4bc64edb75f71b4fd47e9f32594f85b0
SHA3-384 hash: 701566fd81ce21d75c31339e69c7c32b8e2d21636718bf999915120c5ff11bca21a1a35d4c58b814ddb79c04951d4632
SHA1 hash: 8948f0fbdb570fa2d6c374d10584aadb67c17642
MD5 hash: ecc5ff5ec4263a4df13ff7cc23dfaec0
humanhash: minnesota-three-solar-ceiling
File name:ecc5ff5ec4263a4df13ff7cc23dfaec0.exe
Download: download sample
Signature Tofsee
Create hunting rule
File size:242'176 bytes
First seen:2021-09-05 10:16:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9258099a7e5adb7f2e1fdf3536b86000 (2 x RaccoonStealer, 1 x Tofsee)
ssdeep 3072:eWvzL+v7xV8bZKfYJTXR726V52Jl683Tm7uySP3/sj9i9+tJvmHXQHHx4bBvHO3:eSLCD8bfdhq1DauBsj9c+vaoWBfO
Threatray 4'262 similar samples on MalwareBazaar
TLSH T18A348C997E80E933D5A5C3704425CBB4DE3DBC769A6444777328FA6B2E202C0562E37E
dhash icon b27e7c7d727e6e76 (10 x RaccoonStealer, 5 x RedLineStealer, 5 x Stop)
Reporter abuse_ch
Tags:exe Tofsee


Avatar
abuse_ch
Tofsee C2:
http://94.158.245.173/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://94.158.245.173/ https://threatfox.abuse.ch/ioc/215894/

Intelligence

File Origin
# of uploads :
1
# of downloads :
637
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ecc5ff5ec4263a4df13ff7cc23dfaec0.exe
Verdict:
Suspicious activity
Analysis date:
2021-09-05 10:18:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2a79122c-a48f-48ef-a3bb-9ff2f3e60fc9

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/185426/
Detection(s):
Win.Packed.Generic-9890937-0
Create hunting rule

Win.Malware.Generic-9890979-0
Create hunting rule

Win.Packed.Filerepmalware-9891018-0
Create hunting rule

Win.Packed.Filerepmalware-9891026-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a custom TCP request
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending an HTTP POST request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching the default Windows debugger (dwwin.exe)
Connection attempt to an infection source
Running batch commands
Creating a process with a hidden window
Moving a file to the Windows subdirectory
Launching a process
Creating a service
Launching a service
Deleting a recently created file
Launching the process to change the firewall settings
Creating a file in the Windows subdirectories
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun for a service
Deleting of the original file
Enabling autorun by creating a file
Unauthorized injection to a system process
Adding exclusions to Windows Defender
Malware family:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/79d46597-e7bd-48f3-b464-076dcb95d12c
Result
Threat name:
Raccoon RedLine SmokeLoader Tofsee Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/845512
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
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 files in alternative data streams (ADS)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Drops executables to the windows directory (C:\Windows) and starts them
Found strings related to Crypto-Mining
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 dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has a writeable .text section
Performs DNS queries to domains with low reputation
Query firmware table information (likely to detect VMs)
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Sigma detected: Xmrig
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)
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
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 477943 Sample: l03C6kA8Jc.exe Startdate: 05/09/2021 Architecture: WINDOWS Score: 100 97 41.52.17.84.cbl.abuseat.org 2->97 99 z-p42-instagram.c10r.instagram.com 2->99 101 103 other IPs or domains 2->101 119 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->119 121 Sigma detected: Xmrig 2->121 123 Malicious sample detected (through community Yara rule) 2->123 127 19 other signatures 2->127 11 l03C6kA8Jc.exe 2->11         started        14 dxtzkums.exe 2->14         started        16 cgrjraa 2->16         started        18 4 other processes 2->18 signatures3 125 System process connects to network (likely due to code injection or exploit) 97->125 process4 dnsIp5 173 Detected unpacking (changes PE section rights) 11->173 21 l03C6kA8Jc.exe 11->21         started        175 Writes to foreign memory regions 14->175 177 Allocates memory in foreign processes 14->177 179 Injects a PE file into a foreign processes 14->179 24 svchost.exe 14->24         started        181 Multi AV Scanner detection for dropped file 16->181 183 Machine Learning detection for dropped file 16->183 28 cgrjraa 16->28         started        103 192.168.2.1 unknown unknown 18->103 30 WerFault.exe 18->30         started        32 WerFault.exe 18->32         started        34 WerFault.exe 18->34         started        signatures6 process7 dnsIp8 129 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 21->129 131 Maps a DLL or memory area into another process 21->131 133 Checks if the current machine is a virtual machine (disk enumeration) 21->133 135 Creates a thread in another existing process (thread injection) 21->135 36 explorer.exe 10 21->36 injected 111 microsoft-com.mail.protection.outlook.com 40.93.207.0, 25, 49763 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 24->111 113 defeatwax.ru 193.56.146.188, 443, 484, 49764 LVLT-10753US unknown 24->113 93 C:\Windows\SysWOW64\...\systemprofile:.repos, data 24->93 dropped 137 System process connects to network (likely due to code injection or exploit) 24->137 139 Creates files in alternative data streams (ADS) 24->139 141 Injects a PE file into a foreign processes 24->141 file9 signatures10 process11 dnsIp12 105 sdfghjklemm3.xyz 185.195.27.138, 49722, 49724, 49726 SUPERSERVERSDATACENTERRU Russian Federation 36->105 107 193.56.146.41, 49757, 9080 LVLT-10753US unknown 36->107 109 5 other IPs or domains 36->109 83 C:\Users\user\AppData\Roaming\cgrjraa, PE32 36->83 dropped 85 C:\Users\user\AppData\Local\Temp\F05C.exe, PE32 36->85 dropped 87 C:\Users\user\AppData\Local\Temp34C.exe, PE32 36->87 dropped 89 3 other malicious files 36->89 dropped 143 System process connects to network (likely due to code injection or exploit) 36->143 145 Benign windows process drops PE files 36->145 147 Performs DNS queries to domains with low reputation 36->147 149 2 other signatures 36->149 41 7D8.exe 36->41         started        44 D4D4.exe 3 36->44         started        47 45F4.exe 36->47         started        50 7 other processes 36->50 file13 signatures14 process15 dnsIp16 151 Antivirus detection for dropped file 41->151 153 Multi AV Scanner detection for dropped file 41->153 155 Machine Learning detection for dropped file 41->155 171 4 other signatures 41->171 115 45.67.231.145, 10991, 49766 SERVERIUS-ASNL Moldova Republic of 44->115 157 Detected unpacking (changes PE section rights) 44->157 159 Query firmware table information (likely to detect VMs) 44->159 161 Hides threads from debuggers 44->161 52 conhost.exe 44->52         started        95 C:\Users\user\AppData\Local\...\dxtzkums.exe, PE32 47->95 dropped 163 Uses netsh to modify the Windows network and firewall settings 47->163 165 Modifies the windows firewall 47->165 54 cmd.exe 47->54         started        57 cmd.exe 47->57         started        59 sc.exe 47->59         started        69 3 other processes 47->69 117 telete.in 195.201.225.248 HETZNER-ASDE Germany 50->117 167 Tries to detect sandboxes and other dynamic analysis tools (window names) 50->167 169 Tries to detect sandboxes / dynamic malware analysis system (registry check) 50->169 61 conhost.exe 50->61         started        63 conhost.exe 50->63         started        65 conhost.exe 50->65         started        67 conhost.exe 50->67         started        file17 signatures18 process19 file20 91 C:\Windows\SysWOW64\...\dxtzkums.exe (copy), PE32 54->91 dropped 71 conhost.exe 54->71         started        73 conhost.exe 57->73         started        75 conhost.exe 59->75         started        77 conhost.exe 69->77         started        79 conhost.exe 69->79         started        81 conhost.exe 69->81         started        process21
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f9f5a7a48d22604b9321d8a752bf609f4bc64edb75f71b4fd47e9f32594f85b0/
Threat name:
Win32.Trojan.Caynamer
Create hunting rule
Status:
Malicious
First seen:
2021-09-05 07:12:57 UTC
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7h22pjenejqexezb3ctvfp3at5f4mtw3ox3rwt6up2ptewkpqwya._file
Verdict:
suspicious
Similar samples:
2719fd90e145c3520563231bf1e70417e5dc84cf275046f01ce1fe81f52c5381
Tofsee
2ff77816fa6b9e2fdbc630e06a003b09228f39887f8dfea7f8020d9346bd2324
Tofsee
3fe70737f4c556e55f6ff23ebde2d84d9867059847105623d9414a57abfda632
Tofsee
42dbfa5efe80e105779d68ff235e542aea125899495f2c7feea11471531238fd
Tofsee
4dd3b8c14d77c4099c86f0fe88a0e58995f45da816eeb36845b1192b91c48e66
Tofsee
560d1e1c846bb66402c793a3e44991b637d82d1ce3ef6c89e443b9b2602b6e3b
Tofsee
5b742d7fc7f00ec13442daf22ff2bb2b856e5083eee18fffc267185bfbb7720b
Tofsee
6c7390a207bf7d3ce9df2c9df04609bbc6176eb958294f760e9167553fd05428
Tofsee
6f746dfc7c53944b60e4fdc29fdea740ae8ceaf98126262258fd38ecf166cba5
Tofsee
9fc2a95067df754bbafd860e8a3d5b5881ae097fe107aeff86d4945830fcbba7
Tofsee
+ 4'252 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:fe582536ec580228180f270f7cb80a867860e010 botnet:install botnet:ytoobe backdoor discovery evasion infostealer miner persistence spyware stealer themida trojan
Link:
https://tria.ge/reports/210905-mavbnsheb8/
Behaviour
Checks SCSI registry key(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
Launches sc.exe
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 web browsers
Themida packer
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Identifies VirtualBox via ACPI registry values (likely anti-VM)
XMRig Miner Payload
Raccoon
RedLine
RedLine Payload
SmokeLoader
Tofsee
xmrig
Malware Config
C2 Extraction:
http://fioajfoiarjfoi1.xyz/
http://rdukhnihioh2.xyz/
http://sdfghjklemm3.xyz/
http://eruiopijhgnn4.xyz/
http://igbyugfwbwb5.xyz/
http://shfuhfuwhhc6.xyz/
http://ersyglhjkuij7.xyz/
http://ygyguguuju8.store/
http://resbkjpokfct9.store/
http://sdfygfygu10.store/
http://hbibhibihnj11.store/
http://vfwlkjhbghg12.store/
http://poiuytrcvb13.store/
http://xsedfgtbh14.store/
http://iknhyghggh15.store/
http://wnlonevkiju16.site/
http://gfyufuhhihioh17.site/
http://nsgiuwrevi18.site/
http://oiureveiuv19.site/
http://ovrnevnriuen20.site/
http://apowkfeeifin21.site/
http://mewmofinoine22.site/
http://iefhuiehruiu23.site/
http://vjrnnvinerovn24.club/
http://roimvnnvwniov25.club/
http://fwenmfioewnjo26.club/
http://ewoijioewoif27.club/
http://fwjenfuihew28.club/
http://fwkejnfuiewn29.club/
http://fwkjenfuewnh30.club/
185.167.97.37:30904
77.232.38.196:59743
Unpacked files
SH256 hash:
560d1e1c846bb66402c793a3e44991b637d82d1ce3ef6c89e443b9b2602b6e3b
MD5 hash:
e369a4ae59ce3b82b5ed8054f0597341
SHA1 hash:
cd3518495e662b758e3b72b6bfc409a4fdfcc0df
Link:
https://www.unpac.me/results/a0fb9b65-34ac-4f12-aa7b-19c3bd506284/
SH256 hash:
f9f5a7a48d22604b9321d8a752bf609f4bc64edb75f71b4fd47e9f32594f85b0
MD5 hash:
ecc5ff5ec4263a4df13ff7cc23dfaec0
SHA1 hash:
8948f0fbdb570fa2d6c374d10584aadb67c17642
Link:
https://www.unpac.me/results/a0fb9b65-34ac-4f12-aa7b-19c3bd506284/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f9f5a7a48d22/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/f9f5a7a48d22604b9321d8a752bf609f4bc64edb75f71b4fd47e9f32594f85b0

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/185426/

Comments