MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7760fb6e2ea4f75a5248d6f670aa32bd991a2dd77c7e7d6b95b53a67d3654d02. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7760fb6e2ea4f75a5248d6f670aa32bd991a2dd77c7e7d6b95b53a67d3654d02
SHA3-384 hash: 6105a2670659a73da5d2d14b56b92293c0a926e41aeb6c3f2768ecc4e6147baa3536f54a9e7856537f48229f9c4119d7
SHA1 hash: cf2bd91ae275ea715c62f9485485c36180c4a497
MD5 hash: 3212098204ac1cdaf6124a4613a48b39
humanhash: orange-kansas-july-mars
File name:hesaphareketi000,pdf.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'469'440 bytes
First seen:2020-08-11 11:20:09 UTC
Last seen:2020-08-11 12:14:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:HDc4D2ozLN7pQWwYAFYbClCP3ZKuUgzG2PUL:Hj517sYAibCaZKbgzGEUL
Threatray 706 similar samples on MalwareBazaar
TLSH A86518327A824515C67C077284B9ACC173667A473BA6CF1F3097134C5E037ABAB8799B
Reporter abuse_ch
Tags:exe GarantiBBVA geo MassLogger TUR


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: garantibbva.com.tr
Sending IP: 155.94.136.61
From: ekstre@garantibbva.com.tr
Subject: Hesap hareketleriniz
Attachment: hesaphareketi000,pdf.xz (contains "hesaphareketi000,pdf.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/43286/
Detection(s):
SecuriteInfo.com.Generic.mg.3212098204ac1cda.10604.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Running batch commands
Launching a process
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/418584
Signature
Creates an autostart registry key pointing to binary in C:\Windows
Sigma detected: Add file from suspicious location to autostart registry
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 261584 Sample: hesaphareketi000,pdf.exe Startdate: 11/08/2020 Architecture: WINDOWS Score: 48 29 Yara detected MassLogger RAT 2->29 31 Sigma detected: Add file from suspicious location to autostart registry 2->31 33 Yara detected Costura Assembly Loader 2->33 7 hesaphareketi000,pdf.exe 7 2->7         started        10 pcalua.exe 1 2->10         started        12 pcalua.exe 1 1 2->12         started        process3 file4 25 C:\Users\user\AppData\Roaming\app.exe, PE32 7->25 dropped 27 C:\Users\user\AppData\Local\Temp\RegAsm.exe, PE32 7->27 dropped 14 cmd.exe 1 7->14         started        16 app.exe 2 7->16         started        process5 process6 18 reg.exe 1 1 14->18         started        21 conhost.exe 14->21         started        23 RegAsm.exe 16->23         started        signatures7 35 Creates an autostart registry key pointing to binary in C:\Windows 18->35
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7760fb6e2ea4f75a5248d6f670aa32bd991a2dd77c7e7d6b95b53a67d3654d02/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 11:22:08 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=o5qpw3rout3vuusi233hbkrsxwmruloxpr7h224vwu5gpu3fjuba._file
Verdict:
unknown
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987e0b5d35a989d7eff88f7aed06a643e18d500266871e9e1cb901ed8f3d484a
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a551bc2327862c1430dac51dce368001622525fae235ca689f7b055e0d3125c7
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b8789e245fdcc8f15b3e86a516660004980a8febea95077b7606e5bfc4a7bd31
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c7202ac90daa5d696736a32eff2c930eba08332c9416ff6a464ce3ea17f414f9
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ebcea3b90af00f67983ebb15abec7e46a480818904a74764aab402da08d7b16b
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fa473a9f7280e22e757799c9d18a21bded2f5500a47063e926105db33e77b4f8
MassLogger
+ 696 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
ransomware persistence spyware stealer family:masslogger
Link:
https://tria.ge/reports/200811-8krbttbkw6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
MassLogger
MassLogger log file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7760fb6e2ea4f75a5248d6f670aa32bd991a2dd77c7e7d6b95b53a67d3654d02

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: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

zip e70ecdaf88aed4cda8550cb3a231b422856e32eba95e32ab55dbebad0884d660

MassLogger

Executable exe 7760fb6e2ea4f75a5248d6f670aa32bd991a2dd77c7e7d6b95b53a67d3654d02

(this sample)

  
Dropped by
MD5 04128a4e07d4731a68cc32b8ab729846
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 e70ecdaf88aed4cda8550cb3a231b422856e32eba95e32ab55dbebad0884d660
Cape
Cape
https://www.capesandbox.com/analysis/43286/

Comments