MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13. 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


MassLogger


Vendor detections: 17


Intelligence 17 IOCs YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
SHA3-384 hash: 6e14398ec1f906c92eb1e87c5d79ed91c4a02d8d317d8aa3c3deeeeb987fe706eda5bd87c46ceaab26bd0ff79e21cd0b
SHA1 hash: 1ff36eadff1051f90c10ba7ce59be5dde35379f3
MD5 hash: d08210ebbcd8a85c42eb3c40c5a0e40d
humanhash: angel-pasta-enemy-florida
File name:b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
Download: download sample
Signature MassLogger
Create hunting rule
File size:567'808 bytes
First seen:2025-10-10 06:40:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:JMxBVn0V6gtShqZkV+8EAV3xGvqLj+l2U9EKDD+8xUmDs:JKB5y6ymqZId1xdm2U9VD
Threatray 3'873 similar samples on MalwareBazaar
TLSH T1EDC4F165330AEC03D49E1BF00871D3B853786E9CB611C3579FFAACDFB86975128952A2
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter adrian__luca
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
Verdict:
Malicious activity
Analysis date:
2025-10-10 08:55:41 UTC
Tags:
evasion snake keylogger stealer ims-api generic
Link:
https://app.any.run/tasks/37c9430b-f833-46e2-8a9b-9e49e192995f

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/32117/
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68e8ab7c23804d0975b6737c
Tags:
virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Stealing user critical data
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/68e8b4374f3013c55e494094/reports/82ee832f-38d0-45d0-aa68-f8bee3378aba/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-16T00:24:00Z UTC
Last seen:
2025-10-11T22:48:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13/results?tab=lookup
Malware family:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/84eb463c-3613-415a-88f7-93da0e97a3af
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.25 Win 32 Exe x86
Link:
https://app.malva.re/file/d08210ebbcd8a85c42eb3c40c5a0e40d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2025-09-16 04:19:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
25 of 36 (69.44%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wvpb3f6lb5z5g6xwi4wr65zcagg5xc6z5ipf3eqnvheaszdghyjq._file
Verdict:
malicious
Label(s):
unc_loader_078
Create hunting rule
novastealer
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
3f2a428fd841cfcc962fc2f384208a4226845394bb253341dbe1fff05069a2c8
MassLogger
4c753d4c900f614b1ae03309d3b319bb4081c9628dc3f61a9dee7e16e023e1ba
MassLogger
6120349c01067dc971adef59b218b5842cf05b5841d6fd21510616f3535a56e9
MassLogger
73a1e1c3b56b3a2993e6274960605e0221cb289a45db122861b1f2187d92ae1d
MassLogger
7d0934c44e3cf244874fa50f546b9947eab423ccdb228930a28d63a9972c290e
MassLogger
fd3845afafae2b54ec9786c4f721a0e3fb5d0ad207b0eb055182d1f2173b8adb
MassLogger
+ 3'863 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
family:masslogger collection discovery spyware stealer
Link:
https://tria.ge/reports/251010-h5zgnagr8v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
MassLogger
Masslogger family
Malware Config
C2 Extraction:
https://api.telegram.org/bot7916775626:AAEpKtCXhW8JVhlJ4gm9KnQGEsOrt7L3fNQ/sendMessage?chat_id=7838187567
Verdict:
Malicious
Tags:
404Keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/5ca3de18-5fb0-4544-956d-555133e6795f
Unpacked files
SH256 hash:
b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
MD5 hash:
d08210ebbcd8a85c42eb3c40c5a0e40d
SHA1 hash:
1ff36eadff1051f90c10ba7ce59be5dde35379f3
Link:
https://www.unpac.me/results/5750d8ec-a32b-470e-9df9-c852a7b1eb7d/
SH256 hash:
1041b538ccbc7d66e59247ef7551cde9b6c282843541585e9190a8e2e3943b12
MD5 hash:
e870d1e8f3791ccc141f85f40fd2972b
SHA1 hash:
150919ee289cffa6feb40ab8261f620dd7e26aac
Link:
https://www.unpac.me/results/5750d8ec-a32b-470e-9df9-c852a7b1eb7d/
SH256 hash:
2aead2430d5e77f1289cd0b3cbc8efe8cc06bf7a0b0b49a97b0c837a3aef37ad
MD5 hash:
78bb93b98270c7cd15061a96eede1f6a
SHA1 hash:
94903ef9ed8ed7e693a376c5ffd39b640f8b6a12
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/5750d8ec-a32b-470e-9df9-c852a7b1eb7d/
SH256 hash:
158bc834f731028ae6f05d84e25eeeb473388fb79c53c4c97f2d5a73b7f30adf
MD5 hash:
49ea5ffb3686c65b4cb7dc754cca1b68
SHA1 hash:
a9114fdfb71ecefe25e80e02200d634a56918c20
Detections:
win_404keylogger_g1
Create hunting rule
win_masslogger_w0
Create hunting rule
MAL_Envrial_Jan18_1
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Link:
https://www.unpac.me/results/5750d8ec-a32b-470e-9df9-c852a7b1eb7d/
Parent samples :
d003d51384319fc697de30896a9c38c3363e352de173406f78f29410ca3282a4
ce274c08c15204a7168689d039f94e7c96a7e4a079b48cb2cbb10ec5bbf25ead
cef5d5a46f1f6207c526fbe6e55d370b3bf2543bb7cf53750002933881c89b19
dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
3fcec0419790343650a5387187c63f9c0ad5c394e4aef74d7b6163fc33db600b
aa291e4ac1c7bef9248dab1d598ce833e4c837963ed8583d652164e22b93511a
14ef2ca8d70361093a610be8e6d53079fd70c4d4f7698710e5589fad7ecd5d13
ae0a78b28311cfe3a115b22d674e69afacac5eb67dba804f6ec349b92c5dcb92
7d0934c44e3cf244874fa50f546b9947eab423ccdb228930a28d63a9972c290e
c3287e8fd9e29c8818bbc9d162989d7d42095f7703c084162fa89a750218660b
371e5213895306bc58052925b92da7af2770b12683525c7361934b6477399f54
ff319430f00da8eebd3b92f0d494c1dd9bee7f9ef3a8101dda2ce14968b9811a
6ee6b8c1ca6f5f593c90c89261f06b3cc33d14263f19b4f76d3d1aff205cf14f
df3ca2d4db7a1b0ae6271cb473ede6b6f3b8ae1b483342fe11bf95a42f688e47
3d66174c58d543c350e84a90f101449af1a8015a255626f1fbfe60b82c9719c8
990c77e153654af651dd65621067c83122d88812a97d9a093c86459fe39de6f6
12fbc26c6aebd4063ef91b729e36903eef1ff8a5b3a930ecfc501311d103295f
35cd26db3de4420e0442ef5cf452e7f52519f98f3d3f7d168fb235bda1d8548b
d78b1315a596c3424ed01722ea7d1370180affa97474a8a4fd55b1bb012c8411
3f2a428fd841cfcc962fc2f384208a4226845394bb253341dbe1fff05069a2c8
a534cc811354388f83a4dde6f1898bda4752ad567594d7656d7c71f86383881a
b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
fab6e3a7f39a59f9cc7e909661048841701f6b65aacf9154fcfa8341dbbfef37
Malware family:
PrivateLogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b55e1d97cb0f/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/b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13

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: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:crime_snake_keylogger
Create hunting rule
Author:Rony (r0ny_123)
Description:Detects Snake keylogger payload
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MAL_Envrial_Jan18_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:masslogger_gcch
Create hunting rule
Author:govcert_ch
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telegram_bot_api
Create hunting rule
Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:Windows_Trojan_SnakeKeylogger_af3faa65
Create hunting rule
Author:Elastic Security
Rule name:win_masslogger_w0
Create hunting rule
Author:govcert_ch

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/32117/

Comments