MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8a2e34c6f491ba5d0f16899835630257c0124249fd1d0852b27e736b2a98b3d. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8a2e34c6f491ba5d0f16899835630257c0124249fd1d0852b27e736b2a98b3d
SHA3-384 hash: 64afd5c73314f1ba13bd6ce3b32a8f03a675f6affa4fd20b075a8df043ac6722bf4c0203b01f78fe9fd43abafb57892c
SHA1 hash: 802f170d063616ba6c5b4b7bda7a145873b27378
MD5 hash: 5eecf03b05db7688aeaa9e53815f92fd
humanhash: eleven-bacon-iowa-kentucky
File name:Επιβεβαίωση παραγγελίας του online franking σας.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'518'592 bytes
First seen:2020-08-11 13:42:07 UTC
Last seen:Never
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:grp9jR58m2D9sIcqFEkRcLnaTh9E8mt85fIKrjg:6jR58m8sD6Mneh9Jmt6fIKfg
Threatray 678 similar samples on MalwareBazaar
TLSH 4E653B3A75828900C56A5671C4E9ADC1BBB57A4B3792DB0E30D613098F03BDB7F0759B
Reporter abuse_ch
Tags:DHL exe geo GRC MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: email.guellconsulting.com
Sending IP: 46.183.115.211
From: DHL GREECE <ljiljana.stehec@gmail.com>
Subject: DB_DHL_AWB_39902761 / AD Επιβεβαίωση
Attachment: Επιβεβαίωση παραγγελίας του online franking σας.zip (contains "Επιβεβαίωση παραγγελίας του online franking σας.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Ispy
Create hunting rule
Link:
https://www.capesandbox.com/analysis/43448/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Running batch commands
Launching a process
Deleting of the original file
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/419087
Signature
Deletes itself after installation
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)
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 261921 Sample: b1#U03c2.exe Startdate: 11/08/2020 Architecture: WINDOWS Score: 64 20 Yara detected MassLogger RAT 2->20 22 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 2->22 24 Yara detected Costura Assembly Loader 2->24 8 b1#U03c2.exe 3 2->8         started        process3 signatures4 26 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->26 11 b1#U03c2.exe 2 8->11         started        process5 process6 13 cmd.exe 1 11->13         started        process7 15 powershell.exe 17 13->15         started        18 conhost.exe 13->18         started        signatures8 28 Deletes itself after installation 15->28
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a8a2e34c6f491ba5d0f16899835630257c0124249fd1d0852b27e736b2a98b3d/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 13:44:27 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vcrogtdpjen2luhrncmygvrqev6acjbet7i5bbjle7ttnmvjrm6q._file
Verdict:
unknown
Similar samples:
2793ca2b4f702f2ddfcaeb0ccde6700da8b215b9894cf72adbece6a4d57a8e67
MassLogger
3e3acb1023d772ba35383feaf4fb7f2bde81e7565b88b3d7d5729812663af561
MassLogger
49406d04e4b7268279ea17e07bdb6e89c1d09b599b5afc2f9e95983db09125ef
MassLogger
4c8728146976e30a09321d1e158aeeb46908c54fa8614ccef7fbc9761956eca4
MassLogger
62d9b3d45df47e2bb1c64913382a31a7a15989123b363593ca144a9113082408
MassLogger
785b500d98d194c034b9c371eee464210f08aae5d83829c6262b713c3bb57a6e
MassLogger
7a844a73345acfd4a047d76088829ba790ae67a7d3a3527feecb290c6dbfc3bd
MassLogger
a551bc2327862c1430dac51dce368001622525fae235ca689f7b055e0d3125c7
MassLogger
dc05645067f3f3ccf6a4e647dcf935c928fd981ef904672603a7ab409488166e
MassLogger
e387e96aeb069a6060b78456f7cac7be958a23a617ef2b6adc6caf3db23ce8b4
MassLogger
+ 668 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Link:
https://tria.ge/reports/200811-gx5adpj6qe/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of web browsers
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/a8a2e34c6f491ba5d0f16899835630257c0124249fd1d0852b27e736b2a98b3d

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 bf3024a0851044837a102a3eb45be38db8b5c8cb85de0cace2242937a038ccfb

MassLogger

Executable exe a8a2e34c6f491ba5d0f16899835630257c0124249fd1d0852b27e736b2a98b3d

(this sample)

  
Dropped by
MD5 5bf237bfab876afa7fa9e8685516b507
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/43448/
  
Dropped by
SHA256 bf3024a0851044837a102a3eb45be38db8b5c8cb85de0cace2242937a038ccfb

Comments