MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8cdc955d3b984ef389b30c4038a8961a379eff7a03372d0cd9954d3631f9d9bb. 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: 14
| SHA256 hash: | 8cdc955d3b984ef389b30c4038a8961a379eff7a03372d0cd9954d3631f9d9bb |
|---|---|
| SHA3-384 hash: | b871e5d323587ef119990b77cc96070c6b86fc625583a9fb84672a21694a9aed76253c44102a2e5b5cbbffff7487a822 |
| SHA1 hash: | cad035d8627289c02e9225678fe2c378eb6fcd41 |
| MD5 hash: | ed0c0b413bbc5b51f367a12d084bd81c |
| humanhash: | massachusetts-jig-echo-nitrogen |
| File name: | file |
| Download: | download sample |
| Signature | MaskGramStealer |
| File size: | 2'383'360 bytes |
| First seen: | 2025-11-22 22:19:55 UTC |
| Last seen: | 2025-11-22 22:30:35 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | d42595b695fc008ef2c56aabd8efd68e (92 x Rhadamanthys, 69 x Vidar, 41 x LummaStealer) |
| ssdeep | 24576:mZnAFEM3uYD5NDdGGd8qIPVRnCUgjtbVnITvRfJpHUxGmcoeleTNj4HGu2U+cVT3:mZnez3XbDMGmlHngjhVnO79yUm8 |
| Threatray | 1'721 similar samples on MalwareBazaar |
| TLSH | T133B56B0BFCA158FAC0A9A33188765186BB61BC451F3123D72E90B7B82F72BD05D79B54 |
| TrID | 44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-amadey exe fbf543 MaskGramStealer |
Intelligence
File Origin
# of uploads :
2
# of downloads :
83
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8cdc955d3b984ef389b30c4038a8961a379eff7a03372d0cd9954d3631f9d9bb.bin.exe
Verdict:
Malicious activity
Analysis date:
2025-11-22 22:20:12 UTC
Tags:
stealer golang loader qrcode
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
94.9%
Tags:
malware
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Behavior that indicates a threat
Connection attempt to an infection source
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm base64 crypto golang
Verdict:
Malicious
Labled as:
Trojan.Generic
Result
Gathering data
Verdict:
Unknown
File Type:
Verdict:
Unknown
Score:
98%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Trojan.Win64.Donut
Threat name:
Win64.Malware.Heuristic
Status:
Malicious
First seen:
2025-11-22 22:20:14 UTC
File Type:
PE+ (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
donutloader
maskgramstealer
Similar samples:
+ 1'711 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
spyware stealer
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 FindShellTrayWindow
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops file in Windows directory
Accesses cryptocurrency files/wallets, possible credential harvesting
Reads user/profile data of web browsers
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8cdc955d3b984ef389b30c4038a8961a379eff7a03372d0cd9954d3631f9d9bb
MD5 hash:
ed0c0b413bbc5b51f367a12d084bd81c
SHA1 hash:
cad035d8627289c02e9225678fe2c378eb6fcd41
Malware family:
DonutLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.98
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: | command_and_control |
|---|---|
| Author: | CD_R0M_ |
| Description: | This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__ConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DetectGoMethodSignatures |
|---|---|
| Author: | Wyatt Tauber |
| Description: | Detects Go method signatures in unpacked Go binaries |
| Rule name: | Detect_Go_GOMAXPROCS |
|---|---|
| Author: | Obscurity Labs LLC |
| Description: | Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata |
| Rule name: | GoBinTest |
|---|
| Rule name: | golang |
|---|
| Rule name: | Golangmalware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Malware in Golang |
| Rule name: | golang_binary_string |
|---|---|
| Description: | Golang strings present |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | golang_duffcopy_amd64 |
|---|
| Rule name: | HiveRansomware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Yara Rule To Detect Hive V4 Ransomware |
| Rule name: | identity_golang |
|---|---|
| Author: | Eric Yocam |
| Description: | find Golang malware |
| Rule name: | ProgramLanguage_Golang |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Golang programming language |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Amadey
Delivery method
Distributed via web download
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