MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc. 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


Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA 6 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc
SHA3-384 hash: bd70255bdf12e373689aa7116e2db9f45e9a0f045dfa002c9e10b850c7ceb809b55707ca126d35e7df880349d66e09d4
SHA1 hash: a2aadfe1e05815ffc2ccf26fb496967d61ffd796
MD5 hash: b6e7e5592b914ed29149bc605c0e4b0c
humanhash: twelve-high-thirteen-arkansas
File name:b6e7e5592b914ed29149bc605c0e4b0c
Download: download sample
File size:699'392 bytes
First seen:2024-03-18 04:49:48 UTC
Last seen:2024-04-09 10:25:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'000 x AgentTesla, 19'906 x Formbook, 12'332 x SnakeKeylogger)
ssdeep 6144:h2IbZ0/MfzVflxpQUpQR3jPoLSLFw1ojIoo2hqnYDMwVaeVSqpQ:h25EfzvQ8Q9wLcFw1MIooQYFwxVbQ
TLSH T1D3E44AD076984A23C45E72F6417BCEC187E5EC22428AF30B6872B2A616B57D3DE151CF
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 30193b2b3f677b50
Reporter zbetcheckin
Tags:32 exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
342
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc.exe
Verdict:
Suspicious activity
Analysis date:
2024-03-18 04:51:41 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/38f8bc84-b5f0-4707-8ee7-893ff0ad5e56

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Launching a process
Moving a file to the Program Files subdirectory
Replacing files
Sending an HTTP GET request
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/65f7c7fcfc3fe20efe692374/reports/42598d61-cadf-4c7a-955b-13e3fb22d2c9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e32ac66d-e785-4ae6-8521-80c2bef25ce8
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1410561
Signature
.NET source code contains potential unpacker
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
92%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-03-18 04:50:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uqdrxs6m6bq4zlulrhcoq42t7u5c3mv4fy7ks7t3qp6jhensohga._file
Verdict:
unknown
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/240318-ff9j8age89/
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Unpacked files
SH256 hash:
a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc
MD5 hash:
b6e7e5592b914ed29149bc605c0e4b0c
SHA1 hash:
a2aadfe1e05815ffc2ccf26fb496967d61ffd796
Link:
https://www.unpac.me/results/6bca5a93-5069-4a2f-b915-785f3aed2ecf/
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/a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Executable exe a4071bcbccf061ccae8b89c4e87353fd3a2db2bc2e3ea97e7b83fc9391b271cc

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2785443/
  
URLhaus
https://urlhaus.abuse.ch/url/2785444/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments


Avatar
zbet commented on 2024-03-18 04:49:49 UTC

url : hxxp://www.blackhattoolz.com/licensing/updates/Tweeter%20Traffic.exe