MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7bcb379b68f81b941856cd711980a14a8e3ae8954c1328342185d77511617e50. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7bcb379b68f81b941856cd711980a14a8e3ae8954c1328342185d77511617e50
SHA3-384 hash: 4cfe740b171e5007739d01d1b08c0a9d9f3e0440d2cea81ea8b0f446f7b71660239b45daaf3d03cbeb37f4c149d57755
SHA1 hash: 3d7cf8fb4c7832bc917d43c9551907b8633da776
MD5 hash: 6126dfbcef916c031c1b9c9906dbfa69
humanhash: alaska-magnesium-mike-hamper
File name:QUOTATION_FEBQUOTE312025PDF.scr
Download: download sample
Signature MassLogger
Create hunting rule
File size:2'265'088 bytes
First seen:2025-03-12 17:32:11 UTC
Last seen:2025-03-12 19:10:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'604 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:eXzqApELtMXIcflDsx+8O5mw32Yc4hxpZdawZxY8QOTkEGZvHY6JLab:MOwxp84mwGYXhxpZsk3W3fY6JLa
TLSH T18BA53923FE47ABF1C2542777FADB4C0053A4E6817717D65FB9CA636A1843BBA8940207
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
dhash icon 0f71c9cc60486123 (1 x MSILLogger, 1 x MassLogger)
Reporter abuse_ch
Tags:exe MassLogger scr

Intelligence

File Origin
# of uploads :
2
# of downloads :
428
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
QUOTATION_FEBQUOTE312025PDF.scr
Verdict:
Malicious activity
Analysis date:
2025-03-12 17:54:43 UTC
Tags:
purecrypter netreactor snake keylogger evasion stealer
Link:
https://app.any.run/tasks/47be3b79-45f1-4363-9ffd-b2bfa20cafc7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d1dda5dff6bd92190899b5
Tags:
masslogger virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
explorer lolbin masquerade net_reactor obfuscated packed packed
Link:
https://www.filescan.io/uploads/67d1c5553c5f644bd94fb67c/reports/97624d0c-80ed-48a7-9f64-3b085b7bcdb1/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/7bcb379b68f81b941856cd711980a14a8e3ae8954c1328342185d77511617e50
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e6081073-0de3-4708-87bf-772caf4bbe21
Result
Threat name:
MSIL Logger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1636408
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected MSIL Logger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7bcb379b68f81b941856cd711980a14a8e3ae8954c1328342185d77511617e50
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7bcb379b68f81b941856cd711980a14a8e3ae8954c1328342185d77511617e50/
Threat name:
ByteCode-MSIL.Trojan.CrypterX
Create hunting rule
Status:
Malicious
First seen:
2025-03-12 08:07:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ppftpg3i7anzigcwzvyrtafbjkhdv2evjqjsqnbbqxlxkelbpzia._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
collection discovery spyware stealer
Link:
https://tria.ge/reports/250312-v4dj1syqz3/
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
Verdict:
Malicious
Tags:
404keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/24d02d2d-56ff-45bb-b137-65e1c4ead9f4
Unpacked files
SH256 hash:
7bcb379b68f81b941856cd711980a14a8e3ae8954c1328342185d77511617e50
MD5 hash:
6126dfbcef916c031c1b9c9906dbfa69
SHA1 hash:
3d7cf8fb4c7832bc917d43c9551907b8633da776
Link:
https://www.unpac.me/results/f126d708-3e5a-461a-8193-f807d2c3bfd5/
SH256 hash:
e16569f08070915c2cc231d350304e000a28fb7132997c8460b3bea047ff53da
MD5 hash:
b67186618f0a8875c6bd4b473e1b897d
SHA1 hash:
0e02599cf3312864ef8ffce6bb6d04a4ae95661a
Link:
https://www.unpac.me/results/f126d708-3e5a-461a-8193-f807d2c3bfd5/
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/f126d708-3e5a-461a-8193-f807d2c3bfd5/
SH256 hash:
91c596e65fff5bc9af37723258e7d1abf1f41d2424a7cb663cd3e1dceedd5b04
MD5 hash:
0e173d786ba0e082f996c71788c0b061
SHA1 hash:
bf1ea300b1f8f4db78a486095d8b4e2df28a4856
Link:
https://www.unpac.me/results/f126d708-3e5a-461a-8193-f807d2c3bfd5/
SH256 hash:
73e269997c2b6d811ac9f2a78e24d3174e93713018bcad247009329f5f817782
MD5 hash:
8369d8a4e27e26248e9486322cb598cb
SHA1 hash:
1dad43fa4978aee70f9536b1ecd1f3d66a7f5b0e
Link:
https://www.unpac.me/results/f126d708-3e5a-461a-8193-f807d2c3bfd5/
SH256 hash:
94c495c7ed62543dcdb8b8f054bbca0c369f7a85f2185cb1735b60c24d919c27
MD5 hash:
92f6bb9beed809ece06542850d00d753
SHA1 hash:
7c25670441a96afec230364807105575b2a5edc0
Detections:
win_masslogger_w0
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/f126d708-3e5a-461a-8193-f807d2c3bfd5/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7bcb379b68f8/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/7bcb379b68f81b941856cd711980a14a8e3ae8954c1328342185d77511617e50

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

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 (GUARD_CF)high

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