MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8. 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: 16


Intelligence 16 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8
SHA3-384 hash: 8e7df35f5a416b9ea873d14215d6b30ee2aabadd7699e9a835f1badbcd6d5b4e309f58155aa3350e2966f33717a4f692
SHA1 hash: c264cfea6baedc135b6ea65fb4d398e30ad13f25
MD5 hash: d1bb91776f5a3a85b0dd86a405a52d57
humanhash: orange-early-salami-florida
File name:SWIFTFACTURA.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:635'904 bytes
First seen:2025-04-01 10:32:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:x2GAMFs1hSFlsxwppuusF4PjplZK+ynbupucXerq:jAcaK2wppWFGzLWeucF
Threatray 653 similar samples on MalwareBazaar
TLSH T192D4E05C7268EB12EAAA67F01A71F17007F91CAD6421D30B9ED56DFBB876F014E04A43
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 lowmal3
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
712
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFTFACTURA.exe
Verdict:
Malicious activity
Analysis date:
2025-04-01 08:55:03 UTC
Tags:
evasion snake keylogger stealer ims-api generic
Link:
https://app.any.run/tasks/3969bea1-2de5-4462-a78d-0ebf2c892711

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ebc4c3855e5ec5240b612a
Tags:
backdoor spawn shell
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/67ebc0e96a150b67eec9c775/reports/15c4858b-42cf-418e-81ce-7ae97d89de34/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8
Malware family:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c2273201-fdc6-48a6-9de0-b64795958eb3
Result
Threat name:
MSIL Logger, MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1653559
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected MassLogger RAT
Yara detected MSIL Logger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1653559 Sample: SWIFTFACTURA.exe Startdate: 01/04/2025 Architecture: WINDOWS Score: 100 46 reallyfreegeoip.org 2->46 48 checkip.dyndns.org 2->48 50 checkip.dyndns.com 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Sigma detected: Scheduled temp file as task from temp location 2->56 60 10 other signatures 2->60 8 SWIFTFACTURA.exe 7 2->8         started        12 CYVyZREu.exe 5 2->12         started        signatures3 58 Tries to detect the country of the analysis system (by using the IP) 46->58 process4 file5 34 C:\Users\user\AppData\Roaming\CYVyZREu.exe, PE32 8->34 dropped 36 C:\Users\...\CYVyZREu.exe:Zone.Identifier, ASCII 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmpF0FE.tmp, XML 8->38 dropped 40 C:\Users\user\...\SWIFTFACTURA.exe.log, ASCII 8->40 dropped 62 Uses schtasks.exe or at.exe to add and modify task schedules 8->62 64 Adds a directory exclusion to Windows Defender 8->64 66 Injects a PE file into a foreign processes 8->66 14 powershell.exe 23 8->14         started        17 SWIFTFACTURA.exe 15 2 8->17         started        20 schtasks.exe 1 8->20         started        68 Multi AV Scanner detection for dropped file 12->68 22 CYVyZREu.exe 14 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 70 Loading BitLocker PowerShell Module 14->70 26 WmiPrvSE.exe 14->26         started        28 conhost.exe 14->28         started        42 checkip.dyndns.com 132.226.8.169, 49693, 49697, 80 UTMEMUS United States 17->42 44 reallyfreegeoip.org 104.21.80.1, 443, 49694, 49698 CLOUDFLARENETUS United States 17->44 30 conhost.exe 20->30         started        72 Tries to steal Mail credentials (via file / registry access) 22->72 74 Tries to harvest and steal browser information (history, passwords, etc) 22->74 32 conhost.exe 24->32         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Suspicious
First seen:
2025-04-01 07:58:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
17 of 24 (70.83%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=l5rx6nr63jogroinv4z3ihsg6ixzkvjhvvtymo53jd6x2pwbf3ua._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
novastealer
Create hunting rule
Similar samples:
1cff9edb8c251f6867f1df4dbc8c47c98271a47c8feae9e867f362b59b6c43cb
MassLogger
425397d3fa010ac45d55deae6d844054bd0749c64b4b731ced34f1e5d4bfc514
MassLogger
5e5fda4d1ed74305f7169f102d2d9edcff3987946520d1a50427f6001c36623b
MassLogger
80c99fdb06e5324132ca5341b60c2e459418b0d51293a151d97fc6d00690202f
MassLogger
8432a87c1daeb7a4a13a6bee0ab55d5c96919b2d29dfddc5682f9289023a5ed6
MassLogger
+ 643 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection discovery execution spyware stealer
Link:
https://tria.ge/reports/250401-mllhxaxwgt/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Verdict:
Malicious
Tags:
404keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/018800c1-de37-4d17-945a-b3a76e0b9ab8
Unpacked files
SH256 hash:
5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8
MD5 hash:
d1bb91776f5a3a85b0dd86a405a52d57
SHA1 hash:
c264cfea6baedc135b6ea65fb4d398e30ad13f25
Link:
https://www.unpac.me/results/383f9376-e7b2-47f6-8867-4abab88e8155/
SH256 hash:
4133ed4aeae29c29a7418b9436c053b60f2ea0839439a976b59a5363709e68d5
MD5 hash:
5efde2b247de91c3cdebf62e5be315b8
SHA1 hash:
007a741e896b47eeaf90454751b6ee828ab3f872
Link:
https://www.unpac.me/results/383f9376-e7b2-47f6-8867-4abab88e8155/
SH256 hash:
1b4b06a89aa806a88b12323c7227c941c1a241c7156c225b214477a43ec4aa1c
MD5 hash:
e297cae144ef88f79f1e4086ad2d9d5d
SHA1 hash:
49ce1a7489f49b14d535d9394225f1bf3d202a14
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/383f9376-e7b2-47f6-8867-4abab88e8155/
SH256 hash:
32a435a4610ffd79eb16810db7016917f65f91376ec0a4cf2cd32e817a1a07c6
MD5 hash:
e290670df236c9ee2b66e9bd63ed9921
SHA1 hash:
6916a972bd0faeae38804932954c8cf04a3dd04d
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/383f9376-e7b2-47f6-8867-4abab88e8155/
Parent samples :
e9819076355cb8f2c7534fbf14155e74376fcb291c879d8bc2e0d28bd973c122
293a0c10be849644ec095d7e436a50df007d2bdd13be2af96092dc0ba35f940c
5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8
106092b32c6933ddeb96acd2e8c1206cb864c1a6b1c15e92adb38d5562f1dc72
857e8d8504bc34fe0ce3d503d277106f7b577436e512fc3d98b5a83248bf037d
dfe95338ebb2364cb5d0634be41347a65d7988497e8348ccfbc41d03b373f88d
9d7b4e0c952ec93d8798c98b0ba00a07af4ba72cb1f98c27f08529069edcdc33
Malware family:
PrivateLogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5f637f363eda/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/5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:crime_snake_keylogger
Create hunting rule
Author:Rony (r0ny_123)
Description:Detects Snake keylogger payload
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_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(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.

Malspam

MassLogger

Executable exe 5f637f363eda5c68b90daf33b41e46f22f955527ad67863bbb48fd7d3ec12ee8

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments