MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b08e73ad310f5e7e06c78b453ff8bc00851d0b9f86fa00c64a3dd42ec1632ce. 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: 8b08e73ad310f5e7e06c78b453ff8bc00851d0b9f86fa00c64a3dd42ec1632ce
SHA3-384 hash: 9add75af6e9d9a2342dee02461b239dc539451b2f173ac2e6d8509ede601f6618719b6309ffbbac017bce619913358c6
SHA1 hash: 5c04d36d4700de9ab5f16d8e4ae8b73b01d5a984
MD5 hash: 5ce8ca2c99161818ce9f4444da82887f
humanhash: mobile-oregon-asparagus-hot
File name:5ce8ca2c99161818ce9f4444da82887f.exe
Download: download sample
Signature Quakbot
File size:940'568 bytes
First seen:2020-09-15 16:19:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a847cd72b1f7bfaf97d49dd38246ae25 (4 x Quakbot)
ssdeep 6144:f3bDksaZLLP8OvtzpfzzlPFAAfwG44X0m+Z1Af61g8nKB17M1hRJG:fvksaZLwOvTzRP6Af44ajACi8Kr7M1g
Threatray 419 similar samples on MalwareBazaar
TLSH E815D00AFB77DC11D2E42FB6059307AC9967E8E9B932900725A72F197DF63E07C26508
Reporter abuse_ch
Tags:exe Quakbot

Intelligence


File Origin
# of uploads :
1
# of downloads :
87
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
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: 285865 Sample: Y04sRxAr9Q.exe Startdate: 15/09/2020 Architecture: WINDOWS Score: 100 31 Multi AV Scanner detection for submitted file 2->31 33 Yara detected Qbot 2->33 35 Machine Learning detection for sample 2->35 37 2 other signatures 2->37 7 Y04sRxAr9Q.exe 4 2->7         started        11 Y04sRxAr9Q.exe 2->11         started        process3 file4 27 C:\Users\user\AppData\Roaming\...\heewlj.exe, PE32 7->27 dropped 29 C:\Users\user\...\heewlj.exe:Zone.Identifier, ASCII 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 13 heewlj.exe 7->13         started        16 schtasks.exe 1 7->16         started        18 Y04sRxAr9Q.exe 7->18         started        signatures5 process6 signatures7 49 Multi AV Scanner detection for dropped file 13->49 51 Detected unpacking (changes PE section rights) 13->51 53 Detected unpacking (overwrites its own PE header) 13->53 55 6 other signatures 13->55 20 explorer.exe 1 13->20         started        23 heewlj.exe 13->23         started        25 conhost.exe 16->25         started        process8 signatures9 39 Contains functionality to compare user and computer (likely to detect sandboxes) 20->39
Threat name:
Win32.Backdoor.Quakbot
Status:
Malicious
First seen:
2020-09-15 16:21:05 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
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.

Web download

Quakbot

Executable exe 8b08e73ad310f5e7e06c78b453ff8bc00851d0b9f86fa00c64a3dd42ec1632ce

(this sample)

  
Delivery method
Distributed via web download

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