MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 752f7fba9fba7cccbdac0e60f4e63b4e0baf2071b9b22392bf512b952b721b8c. 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


ISRStealer


Vendor detections: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 752f7fba9fba7cccbdac0e60f4e63b4e0baf2071b9b22392bf512b952b721b8c
SHA3-384 hash: 9719ce45469deb523b3830fd1a12168bc8dd7b4419d1e0072bf6e621e0185f8f1357e785ed06f2028f065897f207fe3f
SHA1 hash: a34938533ade2669867d5cbb8c4d891a6037fab9
MD5 hash: 6cc253448f461b7dff7b73d1a2671f4b
humanhash: artist-blue-freddie-north
File name:ISRStealer
Download: download sample
Signature ISRStealer
Create hunting rule
File size:212'992 bytes
First seen:2020-08-07 07:43:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7342988ab055a1f3362c0bb541456d42 (2 x ISRStealer)
ssdeep 6144:s3bdXPx3BdIKCC0ef//uXltKc+LVsz9b8:6BdFeCXuLKcCVsz6
Threatray 354 similar samples on MalwareBazaar
TLSH 22240207F69602A1C58713B52F7B8AF914737D4E1F43599A271473AE1832F109E0BBAB
Reporter JAMESWT_WT
Tags:ISRStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
ISRStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/41541/
Detection(s):
PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

Win.Worm.Vobfus-7056752-0
Create hunting rule

Win.Trojan.Agent-357844
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Reading critical registry keys
Creating a file in the %temp% directory
Sending a UDP request
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a file
Deleting a recently created file
Searching for the window
Result
Threat name:
Unknown
Detection:
malicious
Classification:
rans.troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/414846
Signature
Machine Learning detection for sample
Passes username and password via HTTP get
Potential malicious icon found
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/752f7fba9fba7cccbdac0e60f4e63b4e0baf2071b9b22392bf512b952b721b8c/
Threat name:
Win32.Worm.Shadesrat
Create hunting rule
Status:
Malicious
First seen:
2020-08-07 06:22:07 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ouxx7ou7xj6mzpnmbzqpjzr3jyf26idrxgzchev7kevzkk3sdoga._file
Verdict:
malicious
Label(s):
hawkeyekeylogger
Create hunting rule
emotet
Create hunting rule
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141d8dd9c235560984db345a6414c17c5fed18e5b2106f240a58f3cdcc9f9584
ISRStealer
64b3a6adfac5ca856a15d9c0a22840056506562ae94233a30b2c8e32a7f61cda
ISRStealer
68101d145825fc980210f1f56638011d98eeaf5c53fb734b62a80dac6489f2e3
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973c6ca52f1749604a7ba4aeeb65e2e3ea610707651dd637199249bf4ba0b6ea
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99e8e8f1ec69e184c986d1c35deb49f85df828936c933120edf58906c814ca53
ISRStealer
9e3a497a827876ab6b91eb532b3706f9ba4c0c22c86c9c049f21bb5add78bc36
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a837374ed66cc50cb5760f0f948db288657fd0891687f43df9b9260dfb71449c
ISRStealer
aacbdc4e71933d3b1315ffaf853ae20db13b8ba6442f250d8207ec1018d1ac53
ISRStealer
d5886c42f7b8f77d036091616f0314f37e2db5c117aaa769ede368027fe7d43a
ISRStealer
f0e180d5a00ca5ab5c375261bd3b986b3ef7b5474fb5935b64caa7f02fb02148
ISRStealer
+ 344 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
upx spyware
Link:
https://tria.ge/reports/200807-tedacx7hsx/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies system certificate store
Modifies system certificate store
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of web browsers
UPX packed file
UPX packed file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Vobfus
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/752f7fba9fba7cccbdac0e60f4e63b4e0baf2071b9b22392bf512b952b721b8c

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:win_isr_stealer_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/41541/

Comments