MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6. 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


XRed


Vendor detections: 17


Intelligence 17 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6
SHA3-384 hash: f3f6686b395805a6724d8130270ef949fc16e6a2d36258d7b1c0a883ac75b47fde1cf4d15feadcf053ce4c1f7e1b28a0
SHA1 hash: abe5d43e33e395a360b8a990af25531853ef1d58
MD5 hash: 226544c9dc557106300e4bcd139fa882
humanhash: autumn-five-low-social
File name:AppVDllSurrogate.exe
Download: download sample
Signature XRed
Create hunting rule
File size:916'480 bytes
First seen:2025-08-29 21:43:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 332f7ce65ead0adfb3d35147033aabe9 (94 x XRed, 18 x SnakeKeylogger, 9 x DarkComet)
ssdeep 12288:wMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9dVSmt0LD5gR:wnsJ39LyjbJkQFMhmC+6GD9/ES
TLSH T112157D32F6E1D437D2771E3C5D5BA3A4482ABE512F24358BB7F81E8C4E392C12965293
TrID 93.3% (.EXE) Win32 Executable Borland Delphi 7 (664796/42/58)
1.9% (.EXE) Win32 Executable Delphi generic (14182/79/4)
1.4% (.EXE) Win64 Executable (generic) (10522/11/4)
1.4% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2)
0.6% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter malwareanalayser
Tags:exe xred

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
CZ CZ
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AppVDllSurrogate.exe
Verdict:
Malicious activity
Analysis date:
2025-08-29 21:46:51 UTC
Tags:
xred backdoor auto-reg delphi dyndns
Link:
https://app.any.run/tasks/570c17f7-5308-48e7-b73d-10a3de54f3d4

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/24175/
Detection(s):
PUA.Win.Packer.D1s1g-5
Create hunting rule

PUA.Win.Packer.D1s1g-2
Create hunting rule

PUA.Win.Packer.D1s1g-1
Create hunting rule

Win.Trojan.Emotet-9850453-0
Create hunting rule

Win.Trojan.Generic-9936029-0
Create hunting rule

Win.Malware.Delf-6899401-0
Create hunting rule

SecuriteInfo.com.Win32.HLLW.Siggen.10555.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68b21f4aeb163e0ec1831c08
Tags:
dropper delphi virus smtp
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
Creating a file
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Moving a recently created file
Searching for the window
Creating a file in the %temp% directory
Moving a file to the %temp% directory
Modifying an executable file
DNS request
Connection attempt
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Infecting executable files
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug base64 borland_delphi cmd dropper evasive expired-cert fingerprint keylogger lolbin macros-on-open optix packed threat
Link:
https://www.filescan.io/uploads/68b21f481c81c34281d87ea3/reports/3a52bfc5-1226-498e-9927-1197c4785cd2/overview
Verdict:
Malicious
Labled as:
Trojan.DarkKomet
Link:
https://www.hybrid-analysis.com/sample/fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6
Verdict:
Malicious
File Type:
PE
First seen:
2025-08-29T19:21:00Z UTC
Last seen:
2025-08-29T19:21:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6/results?tab=lookup
Malware family:
XRed
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/536f591b-9d98-4759-bb15-a74543c14b36
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6
Verdict:
Malware
YARA:
6 match(es)
Tags:
ADODB.Stream Blacklist VBA Corrupted Executable Office Document PDB Path PE (Portable Executable) PE File Layout scripting.filesystemobject Win 32 Exe WinHttp.WinHttpRequest.5 WinHttp.WinHttpRequest.5.1 WScript.Shell x86
Link:
https://app.malva.re/file/226544c9dc557106300e4bcd139fa882
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6/
Threat name:
Win32.Worm.Zorex
Create hunting rule
Status:
Malicious
First seen:
2025-08-29 21:44:39 UTC
File Type:
PE (Exe)
Extracted files:
66
AV detection:
35 of 38 (92.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=73n3fcquw6icatyhd3q7gvq5jckd5d342y4pqmjivm2rs2hvbd3a._file
Verdict:
malicious
Label(s):
xredbackdoor
Create hunting rule
Similar samples:
error
XRed
Result
Malware family:
xred
Create hunting rule
Score:
  10/10
Tags:
family:xred backdoor discovery persistence
Link:
https://tria.ge/reports/250829-1lsh4sztc1/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in System32 directory
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Xred
Xred family
Malware Config
C2 Extraction:
xred.mooo.com
Verdict:
Malicious
Tags:
backdoor xred_backdoor Win.Trojan.Emotet-9850453-0
YARA:
mal_xred_backdoor
Link:
https://app.threat.zone/submission/9b0e5bc9-8193-4ac4-b4dd-05ee70c06e83
Unpacked files
SH256 hash:
fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6
MD5 hash:
226544c9dc557106300e4bcd139fa882
SHA1 hash:
abe5d43e33e395a360b8a990af25531853ef1d58
Link:
https://www.unpac.me/results/ff06dd86-64bb-476c-b215-304779ab9f1f/
SH256 hash:
4d8a17ce958a0354a60a1979185072f32021de7432daf292b2549c3251474a89
MD5 hash:
d5964f39c3bea23200e2dbf9c26783a5
SHA1 hash:
95b6d98fde9a21626d4f778c742f844ac3545fb5
Link:
https://www.unpac.me/results/ff06dd86-64bb-476c-b215-304779ab9f1f/
SH256 hash:
b9eae90f8e942cc4586d31dc484f29079651ad64c49f90d99f86932630c66af2
MD5 hash:
c0ef4d6237d106bf51c8884d57953f92
SHA1 hash:
f1da7ecbbee32878c19e53c7528c8a7a775418eb
Link:
https://www.unpac.me/results/ff06dd86-64bb-476c-b215-304779ab9f1f/
Malware family:
XRed
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fedbb28a14b7/report/overview.html
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/fedbb28a14b790204f071ee1f3561d48943e8f7cd638f83128ab351968f508f6

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:BobSoftMiniDelphiBoBBobSoft
Create hunting rule
Author:malware-lu
Rule name:Borland
Create hunting rule
Author:malware-lu
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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:D1S1Gv11betaD1N
Create hunting rule
Author:malware-lu
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:vbaproject_bin
Create hunting rule
Author:CD_R0M_
Description:{76 62 61 50 72 6f 6a 65 63 74 2e 62 69 6e} is hex for vbaproject.bin. Macros are often used by threat actors. Work in progress - Ran out of time

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/24175/

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