MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4e79697a8c8ec03c4be9e7f178defc29fe3e4b4e4ffb088c785019cc0e928e6. 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: 4


Intelligence 4 IOCs YARA 8 File information Comments
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SHA256 hash: c4e79697a8c8ec03c4be9e7f178defc29fe3e4b4e4ffb088c785019cc0e928e6
SHA3-384 hash: 5e7e0a19994ade6648bb7095abd88ef234b9406797d018628ebae7ef3227bcbce4f4c1e498a0835653a5b1b05fa05ac8
SHA1 hash: ecd68679530a50827c99ce2f9f5e653bdcc69fd7
MD5 hash: 4fc598493d5c02fd2b0a5af3f846b163
humanhash: pasta-connecticut-avocado-east
File name:document-704574196.xls
Download: download sample
Signature Quakbot
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File size:436'224 bytes
First seen:2020-10-22 14:47:47 UTC
Last seen:2020-10-22 15:37:00 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 12288:l2+J+l5QvSoOUkQiPRoswLLjfsHJNF05h:8Jl5QrrkQaCHspN4
TLSH F794F296F359ED8BDA819A348ED752C61323FC504B66430B319DF31BBA7E1504E8B2C9
Reporter lazyactivist192
Tags:Qakbot qbot Quakbot tr01 xls

Intelligence

File Origin
# of uploads :
2
# of downloads :
52
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinwWave.EvilDoc.Excel4URLDLNightRunner.20201020.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Creating a file
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Launching a process
Sending an HTTP GET request
Launching a file downloaded from the Internet
Unauthorized injection to a system process
Creating a process from a recently created file
Enabling autorun by creating a file
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c4e79697a8c8ec03c4be9e7f178defc29fe3e4b4e4ffb088c785019cc0e928e6/
Threat name:
Document-Excel.Trojan.Heuristic
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Status:
Malicious
First seen:
2020-10-22 14:49:50 UTC
AV detection:
11 of 48 (22.92%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yttznf5izdwahrf6tz7rpdppykp6hzfu4t73bcghquazzqhjfdta._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/201022-92dmhs3rk2/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Process spawned suspicious child process
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_Quakbot_xls_20201020
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Author:abuse.ch
Description:Detects Quakbot XLS
Rule name:Email_stealer_bin_mem
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Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
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Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
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Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
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Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:SUSP_EnableContent_String_Gen
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Author:Florian Roth
Description:Detects suspicious string that asks to enable active content in Office Doc
Reference:Internal Research
Rule name:SUSP_Office_Dropper_Strings
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Author:Florian Roth
Description:Detects Office droppers that include a notice to enable active content
Reference:Internal Research
Rule name:UAC_bypass_bin_mem
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Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

Comments