MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cacc97ecc1dcc45c8782879cd9d843eeb7c50f60239f94857294cf18272b94c6. 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


Simda


Vendor detections: 13


Intelligence 13 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cacc97ecc1dcc45c8782879cd9d843eeb7c50f60239f94857294cf18272b94c6
SHA3-384 hash: cb952471bfb356716c5453061f2b3a54fc71a87e4a6cc76a12aaed297798add66eb39401905d56b8db77bde33520821b
SHA1 hash: 2abb8078ce79268f3f188dffccdaec483ab62eee
MD5 hash: 405d697218bdf248a001ab1610591874
humanhash: wisconsin-potato-pizza-kansas
File name:svchost.exe
Download: download sample
Signature Simda
Create hunting rule
File size:364'032 bytes
First seen:2025-11-23 09:30:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 173abfa8f7d7adac2a90a2e42625b7d9 (27 x Simda, 6 x GuLoader)
ssdeep 6144:o3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:zmWhND9yJz+b1FcMLmp2ATTSsdS
Threatray 72 similar samples on MalwareBazaar
TLSH T1B9748E21F1C0807AE4F5157096FF7A5B246CA9B6472838D7E7986EC928741F27A3C2C7
TrID 37.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
20.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
12.7% (.EXE) Win64 Executable (generic) (10522/11/4)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter Hexastrike
Tags:exe Simda

Intelligence

File Origin
# of uploads :
1
# of downloads :
22
Origin country :
IE IE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
svchost.exe
Verdict:
Malicious activity
Analysis date:
2025-11-23 21:13:52 UTC
Tags:
anti-evasion auto-reg
Link:
https://app.any.run/tasks/76969e3d-eba7-41d1-a2a7-20286d1641ae

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Simda
Create hunting rule
Link:
https://www.capesandbox.com/analysis/40863/
Detection(s):
Win.Trojan.Shiz-9885535-0
Create hunting rule

Win.Trojan.Shiz-9949267-0
Create hunting rule

Win.Trojan.Simda-10002732-0
Create hunting rule

Win.Malware.Fragtor-10015653-0
Create hunting rule

Win.Trojan.Shiz-10036062-0
Create hunting rule

Win.Trojan.Generic-6323528-0
Create hunting rule

Win.Trojan.Shiz-2575
Create hunting rule

Win.Trojan.7348569-1
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for analyzing tools
Creating a file in the Windows subdirectories
Searching for synchronization primitives
Creating a process from a recently created file
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Creating a file in the %temp% directory
Sending a custom TCP request
Searching for the anti-virus window
Moving of the original file
Query of malicious DNS domain
Enabling autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
alureon anti-debug anti-vm anti-vm banker base64 evasive explorer hacktool lolbin microsoft_visual_cc packed razy rundll32 shifu shiz
Link:
https://www.filescan.io/uploads/6922e07deecb08e4aa45a58d/reports/d9812d2e-1be0-4e8b-9c19-75d54fcb3082/overview
Verdict:
Malicious
Labled as:
Dacic.4629.Generic
Link:
https://www.hybrid-analysis.com/sample/cacc97ecc1dcc45c8782879cd9d843eeb7c50f60239f94857294cf18272b94c6
Result
Gathering data
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/cacc97ecc1dcc45c8782879cd9d843eeb7c50f60239f94857294cf18272b94c6
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE Memory-Mapped (Dump)
Link:
https://app.malva.re/file/405d697218bdf248a001ab1610591874
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cacc97ecc1dcc45c8782879cd9d843eeb7c50f60239f94857294cf18272b94c6/
Threat name:
Win32.Backdoor.Simda
Create hunting rule
Status:
Malicious
First seen:
2025-11-22 02:19:28 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
30 of 36 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zlgjp3gb3tcfzb4cq6ontwcd5234kd3aeopzjblssthrqjzlstda._file
Verdict:
malicious
Label(s):
simda
Create hunting rule
Similar samples:
b35935b1f0fc9cc104bd32a4e8410a6fe04e1b5b4ca714c918df55353435ef1a
Simda
b701dd0770051a90860d3c80d0d36270a3d246c621550787f4a2001d24f4bc37
Simda
b9cc8a804c0cc89e9f31c66e943408c76d35363ed664c87fe828efd0909ab87b
Simda
be8d0ec74025f2a531c7cc903be20131e47e2b54da9a0ed2a48af66d4cd66a74
Simda
bf279efd14dd25bcd0b9292c677df631b7d9520029e15f2d2b8cba49177fc3ef
Simda
dc1c6d303002b580188a6d25d471d95d5a001186f85db279aca2e2de98527b92
Simda
error
Simda
+ 62 additional samples on MalwareBazaar
Result
Malware family:
simda
Create hunting rule
Score:
  10/10
Tags:
family:simda discovery persistence stealer trojan
Link:
https://tria.ge/reports/251123-meqjaatnht/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
Modifies WinLogon
Executes dropped EXE
Modifies WinLogon for persistence
Simda family
simda
Verdict:
Malicious
Tags:
stealer simda Win.Trojan.Shiz-9885535-0
YARA:
MALWARE_Win_Simda win_simda_auto
Link:
https://app.threat.zone/submission/0cb9f4af-c3b6-420d-8b99-c5d6e6184c7e
Unpacked files
SH256 hash:
cacc97ecc1dcc45c8782879cd9d843eeb7c50f60239f94857294cf18272b94c6
MD5 hash:
405d697218bdf248a001ab1610591874
SHA1 hash:
2abb8078ce79268f3f188dffccdaec483ab62eee
Detections:
win_simda_auto
Create hunting rule
win_simda_g1
Create hunting rule
win_simda_g0
Create hunting rule
Simda
Create hunting rule
Link:
https://www.unpac.me/results/471c4f27-d6f6-4fca-bc1d-2d8b076735c7/
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:Check_FindWindowA_iat
Create hunting rule
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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:Indicator_MiniDumpWriteDump
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references
Rule name:MALWARE_Win_Simda
Create hunting rule
Author:ditekShen
Description:Detects Simda / Shifu infostealer
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:Windows_Trojan_Zeus_e51c60d7
Create hunting rule
Author:Elastic Security
Description:Detects strings used in Zeus web injects. Many other malware families are built on Zeus and may hit on this signature.
Reference:https://www.virusbulletin.com/virusbulletin/2014/10/paper-evolution-webinjects
Rule name:win_simda_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.simda.

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/40863/

Comments