MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6bc296fc9ae6bdb27ca23398f69bfb7b44d69734ff0e03a3322fdf688117e2f5. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
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SHA256 hash: 6bc296fc9ae6bdb27ca23398f69bfb7b44d69734ff0e03a3322fdf688117e2f5
SHA3-384 hash: cbc06890caa57fc97b26989cc03357bc2398dcd484a5054f3d801aa67978b6ba9d8bc9606fb25aef1917cdbaf3d9b8fc
SHA1 hash: 0994e7e8b201329bcf1b717de5c3635c5cc27c2b
MD5 hash: feb7720d0fc01cc58d32f54cf44daf22
humanhash: pizza-neptune-hydrogen-comet
File name:sample ref.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'257'472 bytes
First seen:2020-10-23 09:29:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:4pGgjyjE6rJzh07Zfg/kd2xb25xqtYkFVbosmisobicg4A+KlmS52ac:4QgjyjE6rJVrXgklFVNmisuiz/3u
Threatray 411 similar samples on MalwareBazaar
TLSH 5345E01263E89F15F5BF933C9468510097F9BD02A727D2ADBDD040DE1DA2F818B16B2A
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: mailsnd1.chol.com
Sending IP: 203.252.1.138
From: dwmetal <dwmetal@chol.com>
Subject: FW:RE:Price Inquiry
Attachment: sample ref.zip (contains "sample ref.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
104
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/75005/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.424.10228.17063.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/507995
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Binary contains a suspicious time stamp
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
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:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6bc296fc9ae6bdb27ca23398f69bfb7b44d69734ff0e03a3322fdf688117e2f5/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-23 08:33:27 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=npbjn7e24263e7fcgompng73pncnnfzu74hahizsf7pwraix4l2q._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Similar samples:
2fe26662d53b976914fd7bd9fbb589f5bd4114f47753c9437593b29fcd04c236
MassLogger
5dd8cf7e789bc36a9a069cf42247f758e8900f8913c88e5ac84328d30e6d7c99
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911f22d0fdceeec6e8e6426b0111c1632e6b70f21940584aa05345ac470c4c4f
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ab7cc003aa4d6807236dcd8983804a44a460a462c0e6d4ef70b3030f8ab6b366
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b71afd9d9ddfed028e4235476c6392f1a6d2bbee4c4263c61afcbb1ba1a2b2c5
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c3c62460fce1e7c6964339da00bc229e02872c21de66a35c3aba8592ef7a8872
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cc15e8a9e04355389815d8a7be4c34746c87a2a9d672e426c01b00ad0a583069
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ce073fce9de335c288fe205d5bf7fbdd9fd3ecc718821116dbad098f176a69de
MassLogger
d8e49c2f12a39f106cc3449ec923265bb5cd10d8b67cc58f45719c9ed4b666f1
MassLogger
f535414d7bdcacff5db6ba209be888ebcd7996b1602a3b78a574b72d03cca147
MassLogger
+ 401 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
spyware stealer family:masslogger
Link:
https://tria.ge/reports/201023-h285acyxdj/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
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:
6bc296fc9ae6bdb27ca23398f69bfb7b44d69734ff0e03a3322fdf688117e2f5
MD5 hash:
feb7720d0fc01cc58d32f54cf44daf22
SHA1 hash:
0994e7e8b201329bcf1b717de5c3635c5cc27c2b
Link:
https://www.unpac.me/results/50026fff-67b6-4d26-bb4e-87c6bb2d8411/
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/50026fff-67b6-4d26-bb4e-87c6bb2d8411/
SH256 hash:
bf8a27804eab0025e4a16846e83f802929dd4745bff7ffc98791e476a4d46239
MD5 hash:
26bf359fc53d17408f85026660e1756a
SHA1 hash:
05bbe4ff152d16f0ed69c30952a685788bbc05ce
Link:
https://www.unpac.me/results/50026fff-67b6-4d26-bb4e-87c6bb2d8411/
SH256 hash:
5ffa5f132e7d0aeeb5fd27b14b996c9cbb888684350468c91b9c148fdba58cd9
MD5 hash:
e194be20950fc31051057bf6b54e3d05
SHA1 hash:
47c058703ffdb137c612259c8e9df3060bc627b0
Link:
https://www.unpac.me/results/50026fff-67b6-4d26-bb4e-87c6bb2d8411/
SH256 hash:
f585bcd34721ece59b3b1d4e3cc00acc5c7c6b081137ac75b35ffac335cb182b
MD5 hash:
523d85d7a2fd14c9555d5187b0ef0973
SHA1 hash:
4a0d50f15c9326007bf75ec3ac70eb2bef7e4745
Detections:
win_masslogger_w0
Create hunting rule
Link:
https://www.unpac.me/results/50026fff-67b6-4d26-bb4e-87c6bb2d8411/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:masslogger_gcch
Create hunting rule
Author:govcert_ch
Rule name:Quasar_RAT_1
Create hunting rule
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
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

zip d8b2a50a4b44aa1781247c69031a1898c220268416b3ba441292ee344b3ecda4

MassLogger

Executable exe 6bc296fc9ae6bdb27ca23398f69bfb7b44d69734ff0e03a3322fdf688117e2f5

(this sample)

  
Dropped by
MD5 df8121cb97430334ab520272f64f60b5
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d8b2a50a4b44aa1781247c69031a1898c220268416b3ba441292ee344b3ecda4
Cape
Cape
https://www.capesandbox.com/analysis/75005/

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