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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efd9c53cbbec73120a2bbf16c553d5439356876f997a890888cb4e87389b8669. 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: 9


Intelligence 9 IOCs YARA 7 File information Comments

SHA256 hash: efd9c53cbbec73120a2bbf16c553d5439356876f997a890888cb4e87389b8669
SHA3-384 hash: 87b22674b87c65b926c16d7772742b3346366a8e3f9831aa064e9b20efbc7f39b5a1cefa55ba9d38b8c80b6eb5c6c4c6
SHA1 hash: de4a0c9884f2ed953701645a3fb89efa9e4a3d9d
MD5 hash: 55ba25ea6b060f6487ad8e8aaf34f6c6
humanhash: wolfram-mexico-freddie-single
File name:efd9c53cbbec73120a2bbf16c553d5439356876f997a890888cb4e87389b8669.exe
Download: download sample
File size:642'618 bytes
First seen:2026-09-25 11:28:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 004340d8729cb4da47fce53d7da3c842
ssdeep 12288:NOvv+ri6oFUuKXZFK3Y+prIXW26CQdBQXkDFfEjWaYS5whKv9TsC+usW:NHvrZF7fsuXkR8jl5w6TsWL
TLSH T1C1D4E028FDAC40E5D025CE3FC2791601AB65F6225B31EEDB067806513D22BBD5D3EB82
TrID 51.9% (.EXE) Win64 Executable (generic) (6522/11/2)
16.1% (.EXE) OS/2 Executable (generic) (2029/13)
15.9% (.EXE) Generic Win/DOS Executable (2002/3)
15.9% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
Reporter Kejult
Tags:exe injector trojan

Intelligence


File Origin
# of uploads :
1
# of downloads :
189
Origin country :
GR GR
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
efd9c53cbbec73120a2bbf16c553d5439356876f997a890888cb4e87389b8669.exe
Verdict:
Suspicious activity
Analysis date:
2026-09-23 16:50:06 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching a service
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug microsoft_visual_cc overlay packed
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Packed.Generic
Status:
Suspicious
First seen:
2026-09-23 21:29:09 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
21 of 36 (58.33%)
Threat level:
  1/5
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Behaviour
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Unpacked files
SH256 hash:
efd9c53cbbec73120a2bbf16c553d5439356876f997a890888cb4e87389b8669
MD5 hash:
55ba25ea6b060f6487ad8e8aaf34f6c6
SHA1 hash:
de4a0c9884f2ed953701645a3fb89efa9e4a3d9d
Please note that we are no longer able to provide a coverage score for Virus Total.

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:cobalt_strike_tmp01925d3f
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:WIN_Sample_Unique_69354b41
Author:Marjoriefort
Description:Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

File information


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

Web download

Executable exe efd9c53cbbec73120a2bbf16c553d5439356876f997a890888cb4e87389b8669

(this sample)

  
Delivery method
Distributed via web download

Comments