MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2b4d46606b331bdc9da63107c6271a59c60e7ea78922be4eeaccccbe3bde0bf. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2b4d46606b331bdc9da63107c6271a59c60e7ea78922be4eeaccccbe3bde0bf
SHA3-384 hash: 2f18dc3c1ce762e7b3aab6b8165b16db6dd764bc2f9113ca1842272e5e8993fd27d288040d7a9de7178fd36fb16c776f
SHA1 hash: fbe05d756e7040b385adb24e22267da7038845b5
MD5 hash: 0f2e4a2aefff2c984d82f29ce834669f
humanhash: nitrogen-oxygen-steak-fillet
File name:a2b4d46606b331bdc9da63107c6271a59c60e7ea78922be4eeaccccbe3bde0bf
Download: download sample
Signature MassLogger
Create hunting rule
File size:839'168 bytes
First seen:2022-07-08 10:28:03 UTC
Last seen:2022-07-08 12:01:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:6G1kPRrhzQmDNy8g5jbzaCaM+N+yuGr2qsqZoSEFLq:6MkcQNy8g5jb+jp+cr2qsqZM
TLSH T1510513C85758AB7CE3EF4BFC105CA5101B30EC449AD4D649F8A83197ACBA3B19A25727
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter adrian__luca
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a2b4d46606b331bdc9da63107c6271a59c60e7ea78922be4eeaccccbe3bde0bf
Verdict:
Malicious activity
Analysis date:
2022-07-08 10:27:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6c24751c-2315-4a77-9da7-856a0ab5b454

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen3.19024.28337.22840.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Running batch commands
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62c806f2dd037e270338c431/reports/dafadcdb-e80d-4d67-af47-5e5cd0ba76d0/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/08cf7d41-5a12-41b9-9eab-cb3716c89636
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1027128
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
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
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 / registry access)
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2b4d46606b331bdc9da63107c6271a59c60e7ea78922be4eeaccccbe3bde0bf/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-26 12:03:30 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uk2nizqgwmy33so2mmihyytruwogbz7kpcjcxzhovtgmxy554c7q._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
family:masslogger collection spyware stealer
Link:
https://tria.ge/reports/220708-mh8h9sdge3/
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
7187a6d2980e3696396c4fbce939eeeb3733b6afdf2e859a385f8d6b29e8cebc
MD5 hash:
3c05e9000f006c7f1549153e7b54e74c
SHA1 hash:
b6ca7834020470508a9c205d57621d2a2d025d02
Detections:
win_masslogger_w0
Create hunting rule
Link:
https://www.unpac.me/results/e91a6f38-1214-4175-b89d-7e5817af7c6e/
Parent samples :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 hash:
5298c5a4d392db49a21a7efa4947adfe6bf003d755da16c4aefdc27c4ed55990
MD5 hash:
be8c96c47ce11b006b4dbf3301353947
SHA1 hash:
a396a829afaa9f3df42edc6a1b8008c5e5fc49f8
Link:
https://www.unpac.me/results/e91a6f38-1214-4175-b89d-7e5817af7c6e/
SH256 hash:
87577e6c69af07ba0e6383a2a152b59a39d6b336631ce4baa250bd9f8adce03d
MD5 hash:
9b17d560e68eff0da30f79b3c391c9a3
SHA1 hash:
5ceda263b1ea13401f652c709dd884d58945fe57
Link:
https://www.unpac.me/results/e91a6f38-1214-4175-b89d-7e5817af7c6e/
SH256 hash:
145acd18540beeb8a5c73f750d8f99d8fe111745a1a0069c568dc29b61a60f6b
MD5 hash:
b90441b622f51a95cfe9f9c471e90678
SHA1 hash:
533db2fe33041af96a518501ca8c980ba7c283f4
Link:
https://www.unpac.me/results/e91a6f38-1214-4175-b89d-7e5817af7c6e/
SH256 hash:
1024cf1b54a3396224ab4101c8a56b32668f4db3f43849d23a1a00aa62aee8da
MD5 hash:
7d91e926784a75554cc09f70e1c49ee0
SHA1 hash:
11294c12ebdac3c6530a2a139491aa58fd0e2ff0
Link:
https://www.unpac.me/results/e91a6f38-1214-4175-b89d-7e5817af7c6e/
SH256 hash:
a2b4d46606b331bdc9da63107c6271a59c60e7ea78922be4eeaccccbe3bde0bf
MD5 hash:
0f2e4a2aefff2c984d82f29ce834669f
SHA1 hash:
fbe05d756e7040b385adb24e22267da7038845b5
Link:
https://www.unpac.me/results/e91a6f38-1214-4175-b89d-7e5817af7c6e/
Malware family:
MassLogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a2b4d46606b3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a2b4d46606b331bdc9da63107c6271a59c60e7ea78922be4eeaccccbe3bde0bf

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: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.

Comments