MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a52c022ab5438c880cdbd44a643b3728533cb590262f884a28429f2a3da7854. 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



QuakBot


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 4a52c022ab5438c880cdbd44a643b3728533cb590262f884a28429f2a3da7854
SHA3-384 hash: 42cd1a4bc523cb51770b8721ebad90fb11cd8e89b1b61612765f82f2651ee7d126fc321048f3a4918bb26d84f3754fe1
SHA1 hash: 3b700ebb8c545b3f61adba7000b701ff3a156dab
MD5 hash: 84463323bc6d95284a1f4ce59b1bfc28
humanhash: william-mockingbird-east-oscar
File name:84463323bc6d95284a1f4ce59b1bfc28
Download: download sample
Signature QuakBot
File size:217'600 bytes
First seen:2020-10-26 09:34:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d0d79b318bc431dac712bdbc2f416a4f (30 x QuakBot)
ssdeep 6144:Qbnkh/mOzwhLo4opHFpEVfjeAIDNafsQ0YPXf+:l/PwhL4pHMgvQP
Threatray 728 similar samples on MalwareBazaar
TLSH BD2401E5034889B9F8B877F51EAC13B2C527ADAF038D24C8274367C593215B67722EB5
Reporter seifreed
Tags:Quakbot

Intelligence


File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a process with a hidden window
Creating a file in the Windows subdirectories
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Launching a process
Creating a window
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to detect virtual machines (IN, VMware)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
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
Writes to foreign memory regions
Yara detected Qbot
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 304911 Sample: HXcvRSKpCh Startdate: 26/10/2020 Architecture: WINDOWS Score: 100 31 Antivirus / Scanner detection for submitted sample 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected Qbot 2->35 37 3 other signatures 2->37 7 HXcvRSKpCh.exe 4 2->7         started        11 HXcvRSKpCh.exe 2->11         started        13 HXcvRSKpCh.exe 2->13         started        process3 file4 29 C:\Users\user\AppData\Roaming\...\gqayuza.exe, PE32 7->29 dropped 41 Detected unpacking (changes PE section rights) 7->41 43 Detected unpacking (overwrites its own PE header) 7->43 45 Contains functionality to detect virtual machines (IN, VMware) 7->45 47 Contains functionality to compare user and computer (likely to detect sandboxes) 7->47 15 gqayuza.exe 7->15         started        18 schtasks.exe 1 7->18         started        20 HXcvRSKpCh.exe 7->20         started        signatures5 process6 signatures7 49 Antivirus detection for dropped file 15->49 51 Multi AV Scanner detection for dropped file 15->51 53 Detected unpacking (changes PE section rights) 15->53 55 7 other signatures 15->55 22 explorer.exe 1 15->22         started        25 gqayuza.exe 15->25         started        27 conhost.exe 18->27         started        process8 signatures9 39 Contains functionality to compare user and computer (likely to detect sandboxes) 22->39
Threat name:
Win32.Backdoor.Quakbot
Status:
Malicious
First seen:
2020-10-20 18:51:35 UTC
AV detection:
27 of 28 (96.43%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
trojan banker stealer family:qakbot
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
Qakbot/Qbot
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments