MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8a04f8ad0a2e7cf898d5f969902407fdc7de310168cbce3ef7e6e8a9c66d03c. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c8a04f8ad0a2e7cf898d5f969902407fdc7de310168cbce3ef7e6e8a9c66d03c
SHA3-384 hash: 18f2b18c9c9fcd6b7996047a3c8334bd99b58ec4b4f8e5bf39e8a1d73372112946f324950fde51a32783740725051980
SHA1 hash: c4534c27a5cf022a4ad038ebaf8a2d82a7d563dd
MD5 hash: ff16b3ca7fc2f96ae9b87d891dac9841
humanhash: winter-jersey-nebraska-india
File name:c8a04f8ad0a2e7cf898d5f969902407fdc7de310168cbce3ef7e6e8a9c66d03c
Download: download sample
Signature QuakBot
Create hunting rule
File size:263'632 bytes
First seen:2020-11-09 21:57:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 303f89b8f429d52fa9a67ddad2dbfa52 (160 x QuakBot)
ssdeep 6144:qdtJ9rtpMBa7FjRbRtwM/XNfNMzpLLpqUxLRbch5cMSL:qd1rMBgFjxRtwM/dfNOvJ4K
Threatray 853 similar samples on MalwareBazaar
TLSH 5A44D1C2A3E84144F5A752B74073C3143A217D9DA83EAB6F19F170DD5E31AB2AD2871E
Reporter seifreed
Tags:Quakbot

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Packed.Generickdz-9785977-0
Create hunting rule

Win.Malware.Qbot-9785979-0
Create hunting rule

Win.Malware.Qbot-9789148-0
Create hunting rule

SecuriteInfo.com.Trojan.QakBot.11.11733.4101.UNOFFICIAL
Create hunting rule

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:
Qbot
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/527599
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 312893 Sample: gxiOvBKCAc Startdate: 10/11/2020 Architecture: WINDOWS Score: 100 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected Qbot 2->35 37 Machine Learning detection for sample 2->37 39 2 other signatures 2->39 7 gxiOvBKCAc.exe 4 2->7         started        11 gxiOvBKCAc.exe 2->11         started        13 gxiOvBKCAc.exe 2->13         started        process3 file4 29 C:\Users\user\AppData\Roaming\...\ucviu.exe, PE32 7->29 dropped 31 C:\Users\user\...\ucviu.exe:Zone.Identifier, ASCII 7->31 dropped 43 Detected unpacking (changes PE section rights) 7->43 45 Detected unpacking (overwrites its own PE header) 7->45 47 Contains functionality to detect virtual machines (IN, VMware) 7->47 49 Contains functionality to compare user and computer (likely to detect sandboxes) 7->49 15 ucviu.exe 7->15         started        18 schtasks.exe 1 7->18         started        20 gxiOvBKCAc.exe 7->20         started        signatures5 process6 signatures7 51 Multi AV Scanner detection for dropped file 15->51 53 Detected unpacking (changes PE section rights) 15->53 55 Detected unpacking (overwrites its own PE header) 15->55 57 6 other signatures 15->57 22 explorer.exe 1 15->22         started        25 ucviu.exe 15->25         started        27 conhost.exe 18->27         started        process8 signatures9 41 Contains functionality to compare user and computer (likely to detect sandboxes) 22->41
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c8a04f8ad0a2e7cf898d5f969902407fdc7de310168cbce3ef7e6e8a9c66d03c/
Threat name:
Win32.Backdoor.Quakbot
Create hunting rule
Status:
Malicious
First seen:
2020-11-09 22:39:25 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zcqe7cwqult47cmnl6ljsasap7oh3yyqc2glzy7ppzxivhdg2a6a._file
Verdict:
malicious
Similar samples:
03b08e1f0da12fc44226177999dc9f804413249672dfd5c9f965345710528b12
QuakBot
28073d4484050c1d52ea7be1a8c94a554387311529909fc451525872af5b1164
QuakBot
740e9e6deff4dc4bfb8a24bd3c945c3f7ffea5d54ebb7e102e6ea099470544ae
QuakBot
9cc40a2ab38cb281445a46de0fae4760315b59c856c77f7f8bb20f98167942ab
QuakBot
9eb9aed19367ef498c22e06b213d6a94636d362b9b248031dfdfe00791586a14
QuakBot
9f90bdf9ba391e45d111d84c6f59f074410928c306feef877ee9e1a2e0668f16
QuakBot
a78c2c87982e0100377435c95455d4dce74699ab81c1a7f1981631c6d1800382
QuakBot
aab0cda9f1d257a3affd8ee4c8b7eb06369d598afa2a1daa3f0780851fc083cc
QuakBot
d9b5e7443c3d48d18c5da2ce0dbd958cdc6eac082bede6ba35a8531a5a39470e
QuakBot
e55c191f081d06d46846f73db4d847c3a08da2a517b70ee119f2586c308ebd1d
QuakBot
+ 843 additional samples on MalwareBazaar
Result
Malware family:
qakbot
Create hunting rule
Score:
  10/10
Tags:
family:qakbot banker stealer trojan
Link:
https://tria.ge/reports/201109-58y5yq8sdn/
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.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c8a04f8ad0a2e7cf898d5f969902407fdc7de310168cbce3ef7e6e8a9c66d03c

File information

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

  
Delivery method
Other

Comments