MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5. 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


MaskGramStealer


Vendor detections: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5
SHA3-384 hash: 5ff2d0063574f81917bbe8070bffa8715cb179642bf798a13597d85c7afe780bfe8ac9ee75545e9eddef790e531f838e
SHA1 hash: b7a08938aeb5da8991651a57689a53df165f4ceb
MD5 hash: 56799aad5b4d49e5a1fcf60ef3724f30
humanhash: fix-johnny-early-montana
File name:file
Download: download sample
Signature MaskGramStealer
Create hunting rule
File size:12'100'156 bytes
First seen:2026-01-09 00:08:25 UTC
Last seen:2026-01-09 00:09:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash dcaf48c1f10b0efa0a4472200f3850ed (40 x BlankGrabber, 17 x PythonStealer, 17 x Efimer)
ssdeep 196608:4hRn9gTSJIeRo+jFgaIAjNyMzEltbW897GGr1LDsBTG9WdSWQta/R6:UZuSfdjcMo1N3sB1sWQ4A
TLSH T1D8C63324666044DEF8E3E13B698150D2B3F3B4251B71CADF0BA892993F47AF25D3CA45
TrID 66.6% (.EXE) InstallShield setup (43053/19/16)
16.2% (.EXE) Win64 Executable (generic) (10522/11/4)
7.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
3.1% (.EXE) OS/2 Executable (generic) (2029/13)
3.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter Bitsight
Tags:dropped-by-amadey exe fbf543 MaskGramStealer


Avatar
Bitsight
url: http://130.12.180.43/files/7782139129/xcxtV93.exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
132
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
PyInstaller
Details
PyInstaller
a compiled assembly and a Python version
Link:
https://research.acce.ciphertechsolutions.com/results/1701f56f-589a-4bae-b3ff-51fc04020d32/
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2026-01-09 00:08:52 UTC
Tags:
telegram yero worm uac python stealer svitstealer
Link:
https://app.any.run/tasks/cd928460-14b6-4dc1-a5d6-76765c8fcf1b

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/48237/
Detection(s):
SecuriteInfo.com.Variant.Application.Tedy.3948.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6960470df50945831dff0c7f
Tags:
installer virus remo
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Restart of the analyzed sample
Creating a window
Creating a file
Creating a process from a recently created file
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Behavior that indicates a threat
Query of malicious DNS domain
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
expand expired-cert exploit installer-heuristic lolbin microsoft_visual_cc overlay overlay packed packed pyinstaller pyinstaller python short-lived-cert unsafe
Link:
https://www.filescan.io/uploads/6960470740358be74af82eae/reports/81dc95d8-86ea-49dc-9857-cb54a0c356ed/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-01-08T21:17:00Z UTC
Last seen:
2026-01-08T21:45:00Z UTC
Hits:
~100
Detections:
Trojan-PSW.Vidar.HTTP.C&C PDM:Trojan.Win32.Generic HEUR:Exploit.Python.BypassUAC.e HEUR:Exploit.Python.BypassUAC.d
Link:
https://opentip.kaspersky.com/f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/5dbbbb13-4b8d-4c19-be11-3623fc74c82c
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/56799aad5b4d49e5a1fcf60ef3724f30
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5/
Verdict:
Malicious
Threat:
Family.SVITSTEALER
Link:
https://tip.neiki.dev/file/f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5
Threat name:
Win64.Malware.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-01-09 00:09:45 UTC
File Type:
PE+ (Exe)
Extracted files:
371
AV detection:
16 of 38 (42.11%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ceqhtk4d2kcsgm25hjvp4wmxn3odebylgsg5gt5vjrluzhd77sq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery pyinstaller spyware stealer
Link:
https://tria.ge/reports/260109-ae8cwaez2g/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
System Time Discovery
Drops file in Windows directory
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
Reads WinSCP keys stored on the system
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/dc4ed4dd-bc92-41bd-af39-57987c306211
Unpacked files
SH256 hash:
f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5
MD5 hash:
56799aad5b4d49e5a1fcf60ef3724f30
SHA1 hash:
b7a08938aeb5da8991651a57689a53df165f4ceb
Link:
https://www.unpac.me/results/bf0c9d82-d04f-464d-b6dc-1c9ffdbe1508/
Malware family:
MaskGramStealer
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f08903cd5c1e/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/f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PyInstaller
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PyInstaller compiled executables across platforms
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:PyInstaller
Create hunting rule
Author:@bartblaze
Description:Identifies executable converted using PyInstaller. This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:upxHook
Create hunting rule
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

File information

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

Web download

MaskGramStealer

Executable exe f08903cd5c1e9429199ae9d357f2ccbb76e1903859a46e9a7daa62ba64e3ffe5

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3753666/
Cape
Cape
https://www.capesandbox.com/analysis/48237/

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