MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1. 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


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1
SHA3-384 hash: c4c28c23d8aa26e970f60e891fd86e4c9e8a0a7e05691f045c43c6c3b2a6fe4742cc6024988d244e65a8d62ea8e341b9
SHA1 hash: 464d187a92696ab4735a801d1c4cc962f4028e67
MD5 hash: 1412c54dba0f4e0a5be8354195b38d5a
humanhash: diet-gee-item-alabama
File name:doc2635648735473554753.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:771'072 bytes
First seen:2020-10-15 11:32:54 UTC
Last seen:2020-10-15 15:09:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:wSjYOzytm+g7ZlaeWUdN6lDvkDL6aYonJNbg6mfdUR7Dn2MXKzOg:wufzytSlaClnbgt0fn2w
Threatray 329 similar samples on MalwareBazaar
TLSH 5CF4231556680156F828A7FD897177051771CE892CB7E48C2FEA30FD0BBB39062B9B4B
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: dehong.com.cn
Sending IP: 156.96.62.59
From: 潘文宇 <pwy@dehong.com.cn>
Reply-To: '潘文宇' <chris.b2020@yahoo.com>
Subject: order 75490 (66529)
Attachment: doc2635648735473554753.r00 (contains "doc2635648735473554753.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/71295/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.42621.UNOFFICIAL
Create hunting rule

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
Reading critical registry keys
Setting a global event handler for the keyboard
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/492224
Signature
.NET source code contains potential unpacker
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
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/25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2020-10-15 06:38:33 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ex2ioiv7etutlv55ziiewqlpq5bez3jj37wc7pv4qf3sl4e26xyq._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Similar samples:
08c7131cac4c6c62004d8b2e3ce0b85d1b35e7325f753a865206814cd87ecdf4
MassLogger
11f3b25ae9fd0ba16395cb35d4d528f5180ecb436d0e095f9f4f0ff1e468e8eb
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52610d8b6b7199cca5c5bb423edc65f316e8ab960774aa7348490899c125bcaf
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5c5ebd97c48cdd89aeaf3977c3f7951b5351e88c6e88e09627357fc1e1226c22
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5dd8cf7e789bc36a9a069cf42247f758e8900f8913c88e5ac84328d30e6d7c99
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7b7fd4955b651b7279580f7f52d30b7539becf0a637257ee53abeb7dcd03e3e8
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ce073fce9de335c288fe205d5bf7fbdd9fd3ecc718821116dbad098f176a69de
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d8aebda89bb5717256e78b44dd9e9ef54179d3590f7a6125da452e877c083c48
MassLogger
e1392a3d2fb4e8f4642bac6694948fc8ceeb970fc5acce7c04b4d97352122be8
MassLogger
e576e88eba32ee86d13bd2d490595abe936b78955d193d5523f0f5ad23c5ec9c
MassLogger
+ 319 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
spyware stealer family:masslogger
Link:
https://tria.ge/reports/201015-mnxlgf7pke/
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:
f564225ce0b2b3ff5725cf9f9073d97602a5bd1f9e2c4e8fb8f89fa6f8540859
MD5 hash:
6b52da051dd5e3cf63d698676ddd0606
SHA1 hash:
10406341ac750341d3e5258203ad7c0c200b6574
Link:
https://www.unpac.me/results/a51f98a8-83ae-4b27-8769-3f6d2900099b/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/a51f98a8-83ae-4b27-8769-3f6d2900099b/
SH256 hash:
be7c5ca09c8c83861d9aad663f81d98eb7eca073b8516ae5ee64ada72e77241d
MD5 hash:
7299b8a09314c745e527da9bf7c0b29d
SHA1 hash:
d804281a63d9ea25e3a9345344f044155af40d6b
Detections:
win_masslogger_w0
Create hunting rule
Link:
https://www.unpac.me/results/a51f98a8-83ae-4b27-8769-3f6d2900099b/
Parent samples :
d8aebda89bb5717256e78b44dd9e9ef54179d3590f7a6125da452e877c083c48
e576e88eba32ee86d13bd2d490595abe936b78955d193d5523f0f5ad23c5ec9c
08c7131cac4c6c62004d8b2e3ce0b85d1b35e7325f753a865206814cd87ecdf4
e1392a3d2fb4e8f4642bac6694948fc8ceeb970fc5acce7c04b4d97352122be8
25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1
f8776b137f7c04fd40d7b3739011710eedbfe4472e013904300ca6ebc93a3c37
SH256 hash:
25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1
MD5 hash:
1412c54dba0f4e0a5be8354195b38d5a
SHA1 hash:
464d187a92696ab4735a801d1c4cc962f4028e67
Link:
https://www.unpac.me/results/a51f98a8-83ae-4b27-8769-3f6d2900099b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.66
Link:
https://yomi.yoroi.company/submissions/25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1

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: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

r00 aac74ca65aefeb01f32cc70bdee5e2219c3b46acc59e35be299f29462eeacc10

MassLogger

Executable exe 25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1

(this sample)

  
Dropped by
MD5 a6b68f468725f24aa72cee453fe1bdb5
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/71295/
  
Dropped by
SHA256 aac74ca65aefeb01f32cc70bdee5e2219c3b46acc59e35be299f29462eeacc10

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