MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f1d1e7c74f8b8e44a0c1cf334b339e2e6ccabc36982d0d2331af2ac121112c2. 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


Renamer


Vendor detections: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f1d1e7c74f8b8e44a0c1cf334b339e2e6ccabc36982d0d2331af2ac121112c2
SHA3-384 hash: f7957e2173698ef41ca11bc95e6c8d5d02c5ebf4e1e87f331b390657a023a492296064937d187c173535e19b6ed10a35
SHA1 hash: 311eac30a26f59db0be8f55fd8f3b01c0d4806eb
MD5 hash: 420eb8bfc6e7ef626e1d73aad59a17eb
humanhash: mockingbird-william-papa-one
File name:420eb8bfc6e7ef626e1d73aad59a17eb.exe
Download: download sample
Signature Renamer
Create hunting rule
File size:903'615 bytes
First seen:2021-03-09 15:11:13 UTC
Last seen:2021-03-09 16:05:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 24576:OxQUyTICjJrKC7KOPl6B8nV3nlvAGhlIeEl6nnjDY8E:AQUy0YJKwQA4AIH
Threatray 1 similar samples on MalwareBazaar
TLSH EA15236732FC80E7F6DB52F28667AA72E77C5504194093434780F48C312BEDA9FD6A62
Reporter abuse_ch
Tags:exe Renamer

Intelligence

File Origin
# of uploads :
2
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
product specification.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-09 12:25:15 UTC
Tags:
encrypted exploit CVE-2017-11882
Link:
https://app.any.run/tasks/e2e1fd45-a858-47fd-aad8-c67fea038108

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Renamer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/123276/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.7285.28181.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Unauthorized injection to a recently created process
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Replacing executable files
Creating a file
Deleting a recently created file
Moving a file to the Program Files subdirectory
Creating a file in the Program Files subdirectories
Enabling autorun by creating a file
Infecting executable files
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
spre.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/633040
Signature
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Infects executable files (exe, dll, sys, html)
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 submitted file
Behaviour
Behavior Graph:
Download SVG
Gathering data
Threat name:
Win32.Trojan.Spynoon
Create hunting rule
Status:
Malicious
First seen:
2021-03-09 15:12:10 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Verdict:
unknown
Similar samples:
97f2b9300d59e15e714210ace4500908122b8901a5d905e9d8d269819649f880
Renamer
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/210309-e37kpswn1a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Drops autorun.inf file
Suspicious use of SetThreadContext
Drops startup file
Loads dropped DLL
Unpacked files
SH256 hash:
7332019c435af7ec077af2e88115c858dd6826a89b3a7815c98446997e00d280
MD5 hash:
9f90cfc0e667f00b56eca97007cca915
SHA1 hash:
538973f8febae927fd72a82dc9855cc481bc78b2
Link:
https://www.unpac.me/results/58acb793-407b-46fe-8cca-82bf5f451d25/
SH256 hash:
80eefeaf706d605a24d9e1f41ece086f7d0050173fbfa5c4a96f18b3a7c07e72
MD5 hash:
1b791b579dd2346e634e578e9086ea2b
SHA1 hash:
1288fca289dc08c284862619ce789056fb995e08
Link:
https://www.unpac.me/results/58acb793-407b-46fe-8cca-82bf5f451d25/
SH256 hash:
b3e4aed454b3c82bf5a333a3997646b4b2f11f9edce2efc5f23f63e5941dc6fe
MD5 hash:
7fa3fabbd8d429a894d4464182394ed5
SHA1 hash:
a3dd69a81de035e34f0f4e447247c1cb349d0e8d
Link:
https://www.unpac.me/results/58acb793-407b-46fe-8cca-82bf5f451d25/
SH256 hash:
3f1d1e7c74f8b8e44a0c1cf334b339e2e6ccabc36982d0d2331af2ac121112c2
MD5 hash:
420eb8bfc6e7ef626e1d73aad59a17eb
SHA1 hash:
311eac30a26f59db0be8f55fd8f3b01c0d4806eb
Link:
https://www.unpac.me/results/58acb793-407b-46fe-8cca-82bf5f451d25/
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/3f1d1e7c74f8b8e44a0c1cf334b339e2e6ccabc36982d0d2331af2ac121112c2

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:MALWARE_Win_Renamer
Create hunting rule
Author:ditekSHen
Description:Detects Renamer/Tainp variants

File information

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

Web download

Renamer

Executable exe 3f1d1e7c74f8b8e44a0c1cf334b339e2e6ccabc36982d0d2331af2ac121112c2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1056773/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1056777/
Cape
Cape
https://www.capesandbox.com/analysis/123276/

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