MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1
SHA3-384 hash: d907f3ccd4b5e409d1769e0a48ba65a6a4813cdaca26a59c99d48212d6ad6084815726ed32ad097fe2c7a04c4f5e6618
SHA1 hash: 1040148a6dd53e7a7533c64a878ee5c45d7d109f
MD5 hash: e57db0bbd09296f0e48f67966c825acd
humanhash: blue-black-oxygen-north
File name:svchost.exe
Download: download sample
File size:1'202'132 bytes
First seen:2025-11-23 09:32:37 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/0cYRYhBfYP1iKCoVRHBX:+YhQs7tW2zku73bFgVlRlbN015CoVhBX
TLSH T1F24533292BA26F8CFFF99FB5820D5E111EA053C51F1EF811BA9C7C919291593F876230
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
IE IE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
svchost.exe
Verdict:
Suspicious activity
Analysis date:
2025-11-23 22:08:55 UTC
Tags:
auto-reg
Link:
https://app.any.run/tasks/af2fa974-a809-4118-b811-3394d16a2181

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/40991/
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
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/6922e5fc6a9db4642e0e839f/reports/1c3c6432-5baf-4ba8-abdc-eaeae256207b/overview
Verdict:
Malicious
Labled as:
Trojan.Malware.Generic
Link:
https://www.hybrid-analysis.com/sample/f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1
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/f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1/results?tab=lookup
Score:
92%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/e57db0bbd09296f0e48f67966c825acd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1/
Threat name:
Win32.Trojan.Malex
Create hunting rule
Status:
Malicious
First seen:
2025-11-21 20:01:00 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=6x2y2usqwq3blc3tpwt3cyg2h7n5mygcywaqcqfvzglxoc2ywdqq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery persistence upx
Link:
https://tria.ge/reports/251123-mqn5lafj5y/
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/8b8bd17e-615f-4cbe-be10-640df8a51ea6
Unpacked files
SH256 hash:
f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1
MD5 hash:
e57db0bbd09296f0e48f67966c825acd
SHA1 hash:
1040148a6dd53e7a7533c64a878ee5c45d7d109f
Link:
https://www.unpac.me/results/92c6deaf-e8be-49d4-9bf2-45786ee2698e/
SH256 hash:
2b159fa72e768833837c2650b59d192d0c1e06dfe6396d560ce850c85058588e
MD5 hash:
16a89aac766f26fd57564a618862e701
SHA1 hash:
3b0d805cfd930212c8f66dc2ccf2d25027253fd9
Link:
https://www.unpac.me/results/92c6deaf-e8be-49d4-9bf2-45786ee2698e/
SH256 hash:
0e28d93c81089f2e3c86420262ee27f29f2fd456ad98cfd15924ab877b2c107f
MD5 hash:
c0dc75327a53ef3bb74695869ab7fddd
SHA1 hash:
f38c8cd5276be5587241831c3ac546a6c99187ab
Link:
https://www.unpac.me/results/92c6deaf-e8be-49d4-9bf2-45786ee2698e/
SH256 hash:
3d2c5390eae99ff050c883eb8fc016effa71a2a05e3044fc6f766f4e5b7b2a1a
MD5 hash:
aeb7ca1c72fe15979eb21805327e54a4
SHA1 hash:
a0ea3de50606d427c222c9fc02878e905212f943
Link:
https://www.unpac.me/results/92c6deaf-e8be-49d4-9bf2-45786ee2698e/
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/f5f58d5250b436158b737da7b160da3fdbd660c2c5810140b5c997770b58b0e1

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.

Cape
Cape
https://www.capesandbox.com/analysis/40991/

Comments