MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21ada34a203f6a238393d69d9c0aebc680f65e9eb0a9bc472f558709e85c88ee. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21ada34a203f6a238393d69d9c0aebc680f65e9eb0a9bc472f558709e85c88ee
SHA3-384 hash: 17196f1a18539cccac27190b3df63462cf6f2d04563015e6a9773df12ca02622709a3bf6e30b028ff1a98c75ffc8a370
SHA1 hash: 9ac775991f4a9f95a2f853043795adc4e518b46b
MD5 hash: 9a066cf26056abc4c49fc5f71e7531e4
humanhash: diet-timing-glucose-chicken
File name:NmrW2PxJyGe6Cnm.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'171'968 bytes
First seen:2020-10-10 07:12:28 UTC
Last seen:2020-10-10 08:05:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:8bkqqh7zQftIkL139n4ZmboxXL3ZfM21lvVSJJK:80h7kp9n40SLu2jvVSD
Threatray 291 similar samples on MalwareBazaar
TLSH E445E12173F54B14E0BA8BF8443650202FF63A6B566AD68F5DC320CF5964FC18A56FA3
Reporter abuse_ch
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69724/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Setting a global event handler for the keyboard
Enabling autorun by creating a file
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/487460
Signature
.NET source code contains potential unpacker
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21ada34a203f6a238393d69d9c0aebc680f65e9eb0a9bc472f558709e85c88ee/
Threat name:
ByteCode-MSIL.Trojan.Sudloader
Create hunting rule
Status:
Malicious
First seen:
2020-10-10 06:01:53 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=egw2gsrah5vcha4t22ozycxly2apmxu6wcu3yrzpkwdqt2c4rdxa._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Similar samples:
3662a3b002337c0da8ad94925e3c183f0a2d35b0932f9d40b89643335f10564d
MassLogger
703698c23e6a2e0a7fa23c5868bb97bccdca0389b47b0ea33a013a959a4a83e6
MassLogger
8c3ea92bf0620d3126691eb0d463418170b88034e40dab26e8049ea5ceefd1f1
MassLogger
c00a516a6bdcb2118625e8156904192e491dba809a8088ce8b6da29eac55d41e
MassLogger
d8cea078199dbdef51ec7189cf03541bbcbd10c49a133b187348e2a24fe1e2eb
MassLogger
db53a27c43dddb419e9d058e6288f3c1e7fc7e4bd62e3bb048e7103dcf79d682
MassLogger
dc0087097e433036c00aaf8751d4cd9dc3e309fdba09c2ee1415a4060aa1cced
MassLogger
dd5b3d947daecc91aa36e124a5bdcb1cb6b10fdb2d905a9a1e067bd6bdb4065b
MassLogger
f5d3f20a5e7fc84496267536833b84b4dce1c5cc168014215f396490c1430857
MassLogger
fc8f5c635abe5534833683141ae57470c09a246eb290895ce748d1bede405c25
MassLogger
+ 281 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
stealer spyware family:masslogger
Link:
https://tria.ge/reports/201010-mpakfldxb6/
Behaviour
Creates scheduled task(s)
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:
21ada34a203f6a238393d69d9c0aebc680f65e9eb0a9bc472f558709e85c88ee
MD5 hash:
9a066cf26056abc4c49fc5f71e7531e4
SHA1 hash:
9ac775991f4a9f95a2f853043795adc4e518b46b
Link:
https://www.unpac.me/results/b7c238a7-74cc-4bf9-b4e0-0c31208b0d56/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/b7c238a7-74cc-4bf9-b4e0-0c31208b0d56/
SH256 hash:
47b3abe130a12f1389e9cbb5a5bd52ff66d83bafde0e9f6d8361426af2bb6187
MD5 hash:
96aa5d24d67e692588233e936b15a8c0
SHA1 hash:
877a276d4b471068e6a35ee5d7fd2b0900a82120
Detections:
win_masslogger_w0
Create hunting rule
Link:
https://www.unpac.me/results/b7c238a7-74cc-4bf9-b4e0-0c31208b0d56/
Parent samples :
dd5b3d947daecc91aa36e124a5bdcb1cb6b10fdb2d905a9a1e067bd6bdb4065b
f5d3f20a5e7fc84496267536833b84b4dce1c5cc168014215f396490c1430857
703698c23e6a2e0a7fa23c5868bb97bccdca0389b47b0ea33a013a959a4a83e6
21ada34a203f6a238393d69d9c0aebc680f65e9eb0a9bc472f558709e85c88ee
90485e8e45ddd80ceb63662e5744c7c834627028fa515442f93a332a34f54ba2
96c020d574c159341ab1d2dd8029637423bf01286bf930a34a5c9af605d01532
3a332f06a7eef64772601149bd24283ad905cafc1aac7b20035a719ff30bb257
SH256 hash:
0980c266ddb112bbc0f4b86be36c481d6b8298d2c482b7349dd76e341f5ebeb9
MD5 hash:
e89ee2406e1eae1f10027d95f041ab3e
SHA1 hash:
f070df856641001d167faf07057f7f6118547a92
Link:
https://www.unpac.me/results/b7c238a7-74cc-4bf9-b4e0-0c31208b0d56/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/21ada34a203f6a238393d69d9c0aebc680f65e9eb0a9bc472f558709e85c88ee

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.

Cape
Cape
https://www.capesandbox.com/analysis/69724/

Comments