MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0e406be036f2507001eecb51b0cc1d93fba8588c5e02e13f483b30eee9b6c92. 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: b0e406be036f2507001eecb51b0cc1d93fba8588c5e02e13f483b30eee9b6c92
SHA3-384 hash: bfbe61f9bb3bac6b01f01d8c55979d116aa5e4f6c645356285290640df600f9dc414dafff8611b9b5b41147b1a88c3d1
SHA1 hash: a3a3c53a330919e7ac7d7c28736d035d36777a54
MD5 hash: e41e28e964bc0b98a3465a4b1a51192a
humanhash: ohio-fix-mockingbird-failed
File name:ABU.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'268'224 bytes
First seen:2020-08-21 04:09:06 UTC
Last seen:2020-08-21 04:40:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 68763920c99ffc4941d2628b4e3dd354 (2 x MassLogger, 1 x AgentTesla)
ssdeep 24576:+Ltt2I5rEq03gdxEv9CrMPcXRUL8PJZnv/vmktL:+Lt6UxEFzcUL8Pznv/vmCL
Threatray 1'002 similar samples on MalwareBazaar
TLSH DC45E266F2E1483FD277153C9C1B57B4A839BE103E28A8863BE4DC4C5F39691387A197
Reporter Jirehlov
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/49431/
Detection(s):
SecuriteInfo.com.Variant.Zusy.311638.30572.32132.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.GenericKD.43698497.29713.9503.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Deleting a recently created file
Creating a window
Launching a process
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Sending a UDP request
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Creating a file in the %temp% subdirectories
Reading critical registry keys
Moving a file to the %temp% subdirectory
Sending a custom TCP request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Setting a global event handler for the keyboard
Unauthorized injection to a system process
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/443186
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to detect sleep reduction / modifications
Creates files in alternative data streams (ADS)
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Drops VBS files to the startup folder
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 274116 Sample: ABU.exe Startdate: 22/08/2020 Architecture: WINDOWS Score: 100 52 54.225.191.113, 49749, 80 AMAZON-AESUS United States 2->52 54 54.225.66.103, 49748, 80 AMAZON-AESUS United States 2->54 56 4 other IPs or domains 2->56 78 Antivirus / Scanner detection for submitted sample 2->78 80 Multi AV Scanner detection for submitted file 2->80 82 Yara detected MassLogger RAT 2->82 84 8 other signatures 2->84 10 ABU.exe 2->10         started        13 wscript.exe 1 2->13         started        signatures3 process4 signatures5 96 Writes to foreign memory regions 10->96 98 Allocates memory in foreign processes 10->98 100 Queues an APC in another process (thread injection) 10->100 102 Contains functionality to detect sleep reduction / modifications 10->102 15 notepad.exe 5 10->15         started        19 hjsobfs.exe 13->19         started        process6 file7 46 C:\Users\user\AppData\Roaming\...\hjsobfs.exe, PE32 15->46 dropped 48 C:\Users\user\...\hjsobfs.exe:Zone.Identifier, ASCII 15->48 dropped 50 C:\Users\user\AppData\Roaming\...\win.vbs, ASCII 15->50 dropped 72 Creates files in alternative data streams (ADS) 15->72 74 Drops VBS files to the startup folder 15->74 21 hjsobfs.exe 15->21         started        76 Maps a DLL or memory area into another process 19->76 24 hjsobfs.exe 5 19->24         started        28 hjsobfs.exe 19->28         started        signatures8 process9 dnsIp10 86 Antivirus detection for dropped file 21->86 88 Multi AV Scanner detection for dropped file 21->88 90 Detected unpacking (changes PE section rights) 21->90 92 6 other signatures 21->92 30 hjsobfs.exe 15 6 21->30         started        34 hjsobfs.exe 21->34         started        60 54.225.195.221, 49727, 80 AMAZON-AESUS United States 24->60 62 nagano-19599.herokussl.com 24->62 64 3 other IPs or domains 24->64 44 C:\Users\user\AppData\Local\Temp\...\Log.txt, ASCII 24->44 dropped 36 WerFault.exe 24->36         started        file11 signatures12 process13 dnsIp14 66 mail.privateemail.com 198.54.122.60, 49733, 49736, 49750 NAMECHEAP-NETUS United States 30->66 68 elb097307-934924932.us-east-1.elb.amazonaws.com 54.235.83.248, 49718, 80 AMAZON-AESUS United States 30->68 70 2 other IPs or domains 30->70 104 Tries to steal Mail credentials (via file access) 30->104 38 WerFault.exe 30->38         started        41 hjsobfs.exe 34->41         started        signatures15 process16 dnsIp17 58 192.168.2.1 unknown unknown 38->58 94 Maps a DLL or memory area into another process 41->94 signatures18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b0e406be036f2507001eecb51b0cc1d93fba8588c5e02e13f483b30eee9b6c92/
Threat name:
Win32.Hacktool.CeeInject
Create hunting rule
Status:
Malicious
First seen:
2020-08-20 12:45:07 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wdsanpqdn4sqoaa65s2rwdgb3e73vbmiyxqc4e7uqozq53u3nsja._file
Verdict:
malicious
Label(s):
hawkeyekeylogger
Create hunting rule
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MassLogger
+ 992 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
ransomware upx spyware stealer family:masslogger
Link:
https://tria.ge/reports/200821-d6zbvhptgn/
Behaviour
NTFS ADS
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Drops startup file
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
UPX packed file
MassLogger
MassLogger log file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b0e406be036f2507001eecb51b0cc1d93fba8588c5e02e13f483b30eee9b6c92

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.

Web download

MassLogger

Executable exe b0e406be036f2507001eecb51b0cc1d93fba8588c5e02e13f483b30eee9b6c92

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/49431/
  
URLhaus
https://urlhaus.abuse.ch/url/412465/
  
Delivery method
Distributed via web download

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