MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 67c3d6b36234a869d6d7c7fdd34b77bd139b9a0fdd3d7f536423ae4e10c38bd9. 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 2 File information Comments

SHA256 hash: 67c3d6b36234a869d6d7c7fdd34b77bd139b9a0fdd3d7f536423ae4e10c38bd9
SHA3-384 hash: 55c937c88dd2d92bae8ddcec789a23a780c76e0d93a0af56011b461d6515e2a1fe5de75a669b228e1412b182ef3e52fd
SHA1 hash: c70178c29d76499cbbf75ea700a5900ca5624207
MD5 hash: 42680500b6a672f4f10fe26a60ca033e
humanhash: green-jersey-speaker-chicken
File name:svchost.exe
Download: download sample
Signature Simda
File size:134'144 bytes
First seen:2025-11-23 09:23:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7ec179fea3ba0cfb69d21d330597a106 (5 x Simda)
ssdeep 3072:4TJXLESylV534DNujdXwtrUHioF92L59QvPJvzxsx8ME:4tXLESuV5I5ujNHioajQHxzn
TLSH T117D3128CAB6174B3E65203399BBF7DD539389DA6480D1C420ABF24773B655B38208DB7
TrID 34.7% (.EXE) UPX compressed Win32 Executable (27066/9/6)
34.1% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4)
8.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.7% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter Hexastrike
Tags:exe Simda UPX
File size (compressed) :134'144 bytes
File size (de-compressed) :342'528 bytes
Format:win32/pe
Unpacked file: adc63a8dd8e64fc60ccd38df1ddb5974957aadea1514b4e91c0dee3dcdbde94b

Intelligence


File Origin
# of uploads :
1
# of downloads :
12
Origin country :
IE IE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
svchost.exe
Verdict:
No threats detected
Analysis date:
2025-11-23 15:43:05 UTC
Tags:
upx

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
emotet trojan spawn remo
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the Windows subdirectories
Searching for synchronization primitives
Сreating synchronization primitives
Creating a process from a recently created file
DNS request
Connection attempt
Moving of the original file
Enabling autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug banker microsoft_visual_cc packed packed packed shifu shiz upx
Result
Gathering data
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Threat name:
Win32.Backdoor.Simda
Status:
Malicious
First seen:
2025-11-22 21:38:40 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
28 of 36 (77.78%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery persistence upx
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
UPX packed file
Modifies WinLogon
Executes dropped EXE
Modifies WinLogon for persistence
Verdict:
Malicious
Tags:
Win.Trojan.Simda-10002732-0
YARA:
n/a
Unpacked files
SH256 hash:
67c3d6b36234a869d6d7c7fdd34b77bd139b9a0fdd3d7f536423ae4e10c38bd9
MD5 hash:
42680500b6a672f4f10fe26a60ca033e
SHA1 hash:
c70178c29d76499cbbf75ea700a5900ca5624207
SH256 hash:
43dc0bc494dfe893c01b2977a9b4a588472860510d6dd8e9aed96ff7b5e4094b
MD5 hash:
acda62b95a72e9a065b9fe6afbf9a507
SHA1 hash:
02d0d308998120e1cb5a5ebaa051c78d25c18ddf
Detections:
Simda MALWARE_Win_Simda
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:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Author:malware-lu
Rule name:UPXv20MarkusLaszloReiser
Author:malware-lu

File information


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

Simda

Executable exe 67c3d6b36234a869d6d7c7fdd34b77bd139b9a0fdd3d7f536423ae4e10c38bd9

(this sample)

Comments