MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f. 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: 17


Intelligence 17 IOCs YARA 23 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f
SHA3-384 hash: aeee7625070e7a77148f97870a1ce620e37fdcc0a0ef9f0d7c5c7a01aed9485c11cadfaaadd9e224ab254cdbfbec49f1
SHA1 hash: 1cdd08df9e9a380801edfc020bba90f88c76fb12
MD5 hash: 57561f0d2405377b755877a61a7e2358
humanhash: echo-paris-fanta-july
File name:file
Download: download sample
Signature Tofsee
Create hunting rule
File size:4'778'477 bytes
First seen:2025-12-04 18:01:37 UTC
Last seen:2025-12-07 17:05:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e8ac1646024d52d1534a88da2e8037cd (9 x OffLoader, 9 x HijackLoader, 7 x ValleyRAT)
ssdeep 98304:lDb8qZSi2s+mwj82fs9/H5Gl+dgTdqao+4ibI61:lDb8qZSZn09/H5G0STHo+Hn
TLSH T164260213A67D273DD16965364DFB9A10847FAE609CEA5C73C9E02A0CCF394544EEEE02
TrID 62.3% (.EXE) Inno Setup installer (107240/4/30)
24.1% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
6.1% (.EXE) Win64 Executable (generic) (10522/11/4)
2.6% (.EXE) Win32 Executable (generic) (4504/4/1)
1.2% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
Reporter Bitsight
Tags:dropped-by-gcleaner EUNIQ.file exe Tofsee x


Avatar
Bitsight
url: http://194.38.20.224/service

Intelligence

File Origin
# of uploads :
43
# of downloads :
107
Origin country :
US US
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/c9baa197-e17f-4523-a161-2452f3620754/
Malware family:
n/a
ID:
1
File name:
_ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f.exe
Verdict:
Suspicious activity
Analysis date:
2025-12-04 18:02:33 UTC
Tags:
upx
Link:
https://app.any.run/tasks/f94c40df-a137-4ec4-b1e3-447fe48265dc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Tofsee
Create hunting rule
Link:
https://www.capesandbox.com/analysis/42526/
Verdict:
Clean
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6931ccad221589dfd96c078f
Tags:
n/a
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context embarcadero_delphi fingerprint inno installer installer installer-heuristic overlay packed
Link:
https://www.filescan.io/uploads/6931cca96019bc7a8f8134b2/reports/62f98477-751f-4134-805e-611c352de6b8/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-04T15:23:00Z UTC
Last seen:
2025-12-06T11:17:00Z UTC
Hits:
~100
Detections:
Trojan-Proxy.Win32.Sok5Syz.yv Trojan.Win32.Shellcode.sb Backdoor.Win32.Tofsee.sb Backdoor.Win32.Tofsee.efqz Backdoor.Remcos.TCP.C&C Trojan.Win32.RokRat.sb Trojan.Win32.Mansabo.sb Trojan.Win32.Gatak.sb Trojan.Win32.AntiAV.sb Trojan.Win32.Agent.sb Backdoor.Tofsee.TCP.C&C not-a-virus:RiskTool.Win32.BitCoinMiner.sb
Link:
https://opentip.kaspersky.com/ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/78fd2693-e88c-4684-b420-df350f8aba28
Score:
85%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/57561f0d2405377b755877a61a7e2358
Detection:
tofsee
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f/
Verdict:
Malicious
Threat:
Family.TOFSEE
Link:
https://tip.neiki.dev/file/ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f
Threat name:
Win32.Backdoor.Tofsee
Create hunting rule
Status:
Suspicious
First seen:
2025-12-04 18:02:21 UTC
File Type:
PE (Exe)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zziljwoijzorcm3b5wbb7bx6632qticm7ldw6ab7ewrkv3cjsvhq._file
Verdict:
malicious
Label(s):
tofsee
Create hunting rule
Similar samples:
error
Tofsee
Result
Malware family:
tofsee
Create hunting rule
Score:
  10/10
Tags:
family:tofsee discovery installer trojan upx
Link:
https://tria.ge/reports/251204-wmk37sbr71/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Inno Setup is an open-source installation builder for Windows applications.
Enumerates physical storage devices
System Location Discovery: System Language Discovery
UPX packed file
ACProtect 1.3x - 1.4x DLL software
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Tofsee
Tofsee family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0a35aaf0-2b4e-46f7-837b-d90107df1098
Unpacked files
SH256 hash:
ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f
MD5 hash:
57561f0d2405377b755877a61a7e2358
SHA1 hash:
1cdd08df9e9a380801edfc020bba90f88c76fb12
Link:
https://www.unpac.me/results/886fc539-54c8-4f20-a8ab-c08f1af3f1f0/
SH256 hash:
380edad9fe3184fe537b5ec8d23ddea45e5e5ec2e6f7d003a77255b15801b9fe
MD5 hash:
bb658618adf0ec900a065e1196fecfa9
SHA1 hash:
873ccfa68e21b6de646fea8fe37eeb14865db2a1
Link:
https://www.unpac.me/results/886fc539-54c8-4f20-a8ab-c08f1af3f1f0/
Malware family:
Tofsee
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ce50b4d9c84e/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/ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Borland
Create hunting rule
Author:malware-lu
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MAL_packer_lb_was_detected
Create hunting rule
Author:0x0d4y
Description:Detect the packer used by Lockbit4.0
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ProgramLanguage_Rust
Create hunting rule
Author:albertzsigovits
Description:Application written in Rust programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Rooter
Create hunting rule
Author:Seth Hardy
Description:Rooter
Rule name:RooterStrings
Create hunting rule
Author:Seth Hardy
Description:Rooter Identifying Strings
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

Tofsee

Executable exe ce50b4d9c84e5d113361ed821f86fef6f509a04cfac76f003f25a2aaec49954f

(this sample)

  
Dropped by
Gcleaner
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/42526/

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