MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 cbfa5e02ca4acf68dcfa7d286275cf1a6d424d4fe74bf840fc5452cfc3680f1e. 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: 9
| SHA256 hash: | cbfa5e02ca4acf68dcfa7d286275cf1a6d424d4fe74bf840fc5452cfc3680f1e |
|---|---|
| SHA3-384 hash: | be4255629d55fe3a16e51381a60b38720cadc9ea2bd45bd32960313dbd546cd02fa6e3679ec4eac66779a9ad7b354ad8 |
| SHA1 hash: | a42e3993a2e336a6f7d24aa91ef2c6b28306ea14 |
| MD5 hash: | 2f2a9adbcd17540b1954f7f0443fa1f6 |
| humanhash: | florida-pluto-echo-mobile |
| File name: | No.123184.pdf.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 833'024 bytes |
| First seen: | 2020-10-20 08:32:57 UTC |
| Last seen: | 2020-10-20 14:08:10 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 24576:upeRhwZOztLtiR4g2H6RgX+ZQjA1GUKzod:1riMthi9MEgWQjANKzo |
| Threatray | 365 similar samples on MalwareBazaar |
| TLSH | 92051280119A6F37E27E5FF9101C651DDBF1504A375AE7986FE036EA16D0F808B18E63 |
| Reporter |  abuse_ch |
| Tags: | exe MassLogger |
abuse_ch
Malspam distributing MassLogger:HELO: angelica-agency.com
Sending IP: 156.96.62.59
From: vivi li <vivi.li@angelica-agency.com>
Subject: Payment chance
Attachment: No.123184.pdf.r00 (contains "No.123184.pdf.exe")
Intelligence
File Origin
# of uploads :
2
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Launching a process
Reading critical registry keys
Setting a global event handler for the keyboard
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Binary contains a suspicious time stamp
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Suspicious Double Extension
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Ymacco
Status:
Malicious
First seen:
2020-10-20 01:50:15 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
masslogger
Similar samples:
+ 355 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Score:
10/10
Tags:
spyware stealer family:masslogger
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
MassLogger
MassLogger Main Payload
Unpacked files
SH256 hash:
cbfa5e02ca4acf68dcfa7d286275cf1a6d424d4fe74bf840fc5452cfc3680f1e
MD5 hash:
2f2a9adbcd17540b1954f7f0443fa1f6
SHA1 hash:
a42e3993a2e336a6f7d24aa91ef2c6b28306ea14
SH256 hash:
c4d781d4c91853bdad84cd8dde6a822b59d3ace1ef107a80035ce8a0f2165770
MD5 hash:
eb67a9510c39844e7c9601f81a121254
SHA1 hash:
166f4cdc73b2e38726dbaeed1d3b2d457247741a
Detections:
win_masslogger_w0
SH256 hash:
31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b
MD5 hash:
0aebe46040ceb011e78506d4985fe3de
SHA1 hash:
218ac1e7b14a66c604ec3042f8486bed9cd4c2c1
SH256 hash:
49e2ca86bbde5474d77aa40424e99c425406241fa9d135cd108d9d4a0bb4f41f
MD5 hash:
34d185f3ff89f5ee545c15cce4b3188e
SHA1 hash:
d9df6bb29402f7175655f34823af05f7dcc2d3f6
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
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: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | Keylog_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Contains Keylog |
| Rule name: | MassLogger |
|---|---|
| Author: | kevoreilly |
| Description: | MassLogger |
| Rule name: | masslogger_gcch |
|---|---|
| Author: | govcert_ch |
| Rule name: | Quasar_RAT_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | win_masslogger_w0 |
|---|---|
| Author: | govcert_ch |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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