MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512. 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: 10


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512
SHA3-384 hash: 9355c25853e46b8e9a7bd7d1ad5a44987be680aa4982b463de4df138280010a0b681985f3d4812c2acf2d1322739d832
SHA1 hash: b82db5c72b3693e51be542c5882761915220fca0
MD5 hash: e59cccb3d11495c52601d380e6806ff4
humanhash: coffee-pizza-low-batman
File name:svchost.exe
Download: download sample
File size:1'199'577 bytes
First seen:2025-11-23 09:28:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ee98eef4340fdc659d6537f8155633ef (4 x Simda, 1 x Shiz)
ssdeep 24576:+YhBVnFys7wuVW2r/ku73hUSkwgOglRQq/0cYRYhBfYP1iWtPWf:+YhQs7tW2zku73bFgVlRlbN01T+
TLSH T1A44533252AA2AE88FFB69FB5430C4E095D9023844F1FF4156B997DA291E25F3FC65330
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.5% (.EXE) Win32 Executable (generic) (4504/4/1)
8.4% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Hexastrike
Tags:exe UPX
File size (compressed) :1'199'577 bytes
File size (de-compressed) :1'250'777 bytes
Format:win32/pe
Unpacked file: 80d2f78d41acbdf55a62e7f7a5655d92842a5c4c765198ee6ec1c42ef42bed98

Intelligence

File Origin
# of uploads :
1
# of downloads :
19
Origin country :
IE IE
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/40782/
Detection(s):
Win.Trojan.Ulise-10005646-0
Create hunting rule

Win.Trojan.Agent-1392566
Create hunting rule

SecuriteInfo.com.Win64.MalwareX-gen.31458.12546.UNOFFICIAL
Create hunting rule

Win.Trojan.Agent-231294
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the Windows subdirectories
Creating a file in the Windows directory
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Launching a process
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with the shell\open\command registry branches
Enabling autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
crypt fingerprint overlay overlay packed packed packed packed upx
Link:
https://www.filescan.io/uploads/6922df11eecb08e4aa45a470/reports/bb487c82-2831-4da1-854e-e7f72364edd3/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512
Result
Gathering data
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-11-21T15:54:00Z UTC
Last seen:
2025-11-21T16:26:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512/results?tab=lookup
Score:
92%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/e59cccb3d11495c52601d380e6806ff4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512/
Threat name:
Win32.Trojan.Malex
Create hunting rule
Status:
Malicious
First seen:
2025-11-21 20:06:00 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
34 of 36 (94.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wy2vcwa3npiqzuehoomroqj3max5tslx5vplyon2tkyaudls4uja._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery persistence upx
Link:
https://tria.ge/reports/251123-ma78jatna1/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops file in System32 directory
UPX packed file
Adds Run key to start application
Executes dropped EXE
Modifies system executable filetype association
Boot or Logon Autostart Execution: Active Setup
Verdict:
Malicious
Tags:
Win.Trojan.Ulise-10005646-0
YARA:
n/a
Link:
https://app.threat.zone/submission/77d80a16-58bd-4cf7-883e-ef194c522200
Unpacked files
SH256 hash:
b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512
MD5 hash:
e59cccb3d11495c52601d380e6806ff4
SHA1 hash:
b82db5c72b3693e51be542c5882761915220fca0
Link:
https://www.unpac.me/results/c1c60b41-ff0d-4d0c-a0de-3ae0355e03cf/
SH256 hash:
a02181705d5b522a54c27fe63c303e8ec881817545eb71aba33337f1361290a0
MD5 hash:
486c3cb128f288dc1ff24039deb415f2
SHA1 hash:
7432c45f15f4bab1c67bc2f65ff0d649d7f99434
Link:
https://www.unpac.me/results/c1c60b41-ff0d-4d0c-a0de-3ae0355e03cf/
SH256 hash:
3d2c5390eae99ff050c883eb8fc016effa71a2a05e3044fc6f766f4e5b7b2a1a
MD5 hash:
aeb7ca1c72fe15979eb21805327e54a4
SHA1 hash:
a0ea3de50606d427c222c9fc02878e905212f943
Link:
https://www.unpac.me/results/c1c60b41-ff0d-4d0c-a0de-3ae0355e03cf/
SH256 hash:
80d2f78d41acbdf55a62e7f7a5655d92842a5c4c765198ee6ec1c42ef42bed98
MD5 hash:
642a432906b8ab06eba09646053f90f3
SHA1 hash:
99d92956e2588bc1ed7f634f8b92dd2337b7a135
Link:
https://www.unpac.me/results/c1c60b41-ff0d-4d0c-a0de-3ae0355e03cf/
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/b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512

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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:UPX290LZMAMarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:UPXv20MarkusLaszloReiser
Create hunting rule
Author:malware-lu
Rule name:upx_largefile
Create hunting rule
Author:k3nr9

File information

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

Executable exe b63551581b6bd10cd087739917413b602fd9c977ed5ebc39ba9ab00a0d72e512

(this sample)

Executable exe 80d2f78d41acbdf55a62e7f7a5655d92842a5c4c765198ee6ec1c42ef42bed98

Cape
Cape
https://www.capesandbox.com/analysis/40782/
  
Dropping
SHA256 80d2f78d41acbdf55a62e7f7a5655d92842a5c4c765198ee6ec1c42ef42bed98
  
Dropping
MD5 642a432906b8ab06eba09646053f90f3

Comments