MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98
SHA3-384 hash: 70f9ea79cb32ea95f181caa657631d502a3962eb77c0238914cf5f337905f9447458ac1a5a5fabd3fed8befe5339054e
SHA1 hash: a11802343eb869f751a22a771d91d4fecf5976cc
MD5 hash: 648a77a42570897c0fefd1eb10bf75d7
humanhash: fish-iowa-hydrogen-whiskey
File name:SecuriteInfo.com.Trojan.PackedNET.3390.679.25809
Download: download sample
File size:781'312 bytes
First seen:2025-08-19 08:27:56 UTC
Last seen:2025-08-19 09:22:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 12288:lTFvGz8han237SeyTS3WDTYdErLaohsYVMjeIMuMGzT7gBGGfdivkUzFI8wyG:HgeB3bErLlsjemfZzhG
TLSH T1C3F412646253DC16C696137449B1D3F8D3BE8DDEA911C307EBF83CEBBC27A026914296
TrID 56.5% (.EXE) Win64 Executable (generic) (10522/11/4)
11.0% (.ICL) Windows Icons Library (generic) (2059/9)
10.9% (.EXE) OS/2 Executable (generic) (2029/13)
10.7% (.EXE) Generic Win/DOS Executable (2002/3)
10.7% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
dhash icon 000000a280000000 (4 x MassLogger, 2 x RemcosRAT, 2 x Formbook)
Reporter SecuriteInfoCom
Tags:exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
50
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.PackedNET.3390.679.25809.exe
Verdict:
No threats detected
Analysis date:
2025-08-19 08:32:42 UTC
Tags:
netreactor
Link:
https://app.any.run/tasks/bc1a656f-2843-4068-933d-ffd66bd351b8

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/22131/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3390.679.25809.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Score:
50%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68a435c08fd55a79c529287b
Tags:
stration spawn shell
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Launching a process
Searching for synchronization primitives
Creating a file
Launching the default Windows debugger (dwwin.exe)
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/68a435be004f5721cb8185d6/reports/6a6cd7bd-e7e4-4bd5-b8c3-5e88479ef3ef/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e44d4c68-48c8-4f86-8912-3cc3f16b3a7f
Score:
95%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98/
Verdict:
Malicious
Threat:
VHO:Backdoor.MSIL.Remcos
Link:
https://tip.neiki.dev/file/ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2025-08-19 03:37:39 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
13
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=54blp4zspcva6baqxmixsfioxjiy7cncd3jqixbcxc6zd6u5xkma._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
Similar samples:
error
Result
Malware family:
n/a
Score:
  8/10
Tags:
defense_evasion execution
Link:
https://tria.ge/reports/250819-kda14a1ry8/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Modifies trusted root certificate store through registry
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a30ce8e4-9942-4612-8088-2019897bbd89
Unpacked files
SH256 hash:
ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98
MD5 hash:
648a77a42570897c0fefd1eb10bf75d7
SHA1 hash:
a11802343eb869f751a22a771d91d4fecf5976cc
Link:
https://www.unpac.me/results/33619b0f-d948-48e3-8810-6635d61f612e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.49
Link:
https://yomi.yoroi.company/submissions/ef02b7f33278aa0f0410bb1179150eba518f89a21ed3045c22b8bd91fa9dba98

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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/22131/

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