MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ba509359db69542f368af1d41dd8fa1c116e3e31ded1879872bb34a41f9cbbb. 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: 6


Intelligence 6 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ba509359db69542f368af1d41dd8fa1c116e3e31ded1879872bb34a41f9cbbb
SHA3-384 hash: 6e1cee1dfc57ee200f7b3eaa133f300950d76b997909e2a37fab45c46b4c45e03d788b460e98f6f213814f0a63dca1d4
SHA1 hash: 50cf8f922eb80ba00144095343b5eaf267918f77
MD5 hash: e95f44d34431c8aeb81332e64a67ebe8
humanhash: hot-nine-fish-nitrogen
File name:Image001.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:908'800 bytes
First seen:2020-08-08 08:14:36 UTC
Last seen:2020-08-08 08:54:24 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:f0QAHEZHbR4p+6UOxPu3feY4cDpnS3oK64yFTq+J4jKH7Qe:f09EZl4Q6LxPu3feY4kpS4K64y3+jKH7
Threatray 757 similar samples on MalwareBazaar
TLSH E31512977A5CAB9EC6DA47F474BC303042A8AF43A646AA19BDC6FD7D013338D15413E2
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing unidentified malware:

From: Bozhidar Nekeziev <bozhidar.nekeziev@monbat.com>
Subject: Re: Bank Transfer confirmation
Attachment: Image001.gz (contains "Image001.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/42084/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader34.18893.26202.8650.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
Enabling autorun by creating a file
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/415742
Signature
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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
behaviorgraph top1 signatures2 2 Behavior Graph ID: 260120 Sample: Image001.exe Startdate: 08/08/2020 Architecture: WINDOWS Score: 84 30 Sigma detected: Scheduled temp file as task from temp location 2->30 32 Yara detected MassLogger RAT 2->32 34 Machine Learning detection for sample 2->34 36 5 other signatures 2->36 7 Image001.exe 7 2->7         started        process3 file4 20 C:\Users\user\AppData\...\lPtghENGnBX.exe, PE32 7->20 dropped 22 C:\Users\...\lPtghENGnBX.exe:Zone.Identifier, ASCII 7->22 dropped 24 C:\Users\user\AppData\Local\...\tmp3047.tmp, XML 7->24 dropped 26 C:\Users\user\AppData\...\Image001.exe.log, ASCII 7->26 dropped 38 Injects a PE file into a foreign processes 7->38 11 Image001.exe 2 7->11         started        13 schtasks.exe 1 7->13         started        signatures5 process6 process7 15 dw20.exe 22 6 11->15         started        18 conhost.exe 13->18         started        file8 28 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 15->28 dropped
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3ba509359db69542f368af1d41dd8fa1c116e3e31ded1879872bb34a41f9cbbb/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-08 02:21:49 UTC
AV detection:
20 of 27 (74.07%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hosqsnm5w2kuf43iv4oudxmpuharny7ddxwrq6mhfozuuqpzzo5q._file
Verdict:
unknown
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8f3ad5ccb61c668f7fbbc009cf0ea27396dd4fe80c0adb7b6daa86b136308252
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e673332bede0d99119dddfdf730d250a4a4eb4b84810fdf8bd8f27e6955c6412
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MassLogger
+ 747 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://tria.ge/reports/200808-9krfzl6kl6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
ServiceHost packer
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3ba509359db69542f368af1d41dd8fa1c116e3e31ded1879872bb34a41f9cbbb

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

gz 7a92b5d11b32d75f3bfa1d2de7c75d3016dd969b35de3cbcf49b809beffef7a1

MassLogger

Executable exe 3ba509359db69542f368af1d41dd8fa1c116e3e31ded1879872bb34a41f9cbbb

(this sample)

  
Dropped by
MD5 8cf6a0052fde3e4673ef4f6aed280fa8
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/42084/
  
Dropped by
SHA256 7a92b5d11b32d75f3bfa1d2de7c75d3016dd969b35de3cbcf49b809beffef7a1

Comments