MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5716cbebec21624db3a37b22dc8dc0c0ffe420dd928380057790a6c5516cb3c. 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


Sage


Vendor detections: 7


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

SHA256 hash: a5716cbebec21624db3a37b22dc8dc0c0ffe420dd928380057790a6c5516cb3c
SHA3-384 hash: 605e35055cf59ac40f954f5cfc1fe4ddb2c24b973b795eb923b9ad2533ad173f7f713bfd4ed691f63428980db5fb06f0
SHA1 hash: ddb8625fdd3ad4252a1fde939b086dfe169a3aa6
MD5 hash: 6de278b2e3b7a0f6bc73724fcbb44873
humanhash: fix-fruit-lemon-yankee
File name:a5716cbebec21624db3a37b22dc8dc0c0ffe420dd928380057790a6c5516cb3c
Download: download sample
Signature Sage
Create hunting rule
File size:415'744 bytes
First seen:2020-07-29 07:17:37 UTC
Last seen:2020-07-29 07:53:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3c262d1eb7d3a5b9a1c67d444d2ea376 (4 x Sage)
ssdeep 6144:nE0CpM+b1QjWDMm07s73QLwxnPFEy8WxH5rOcJhcsGxmjwdY2/cmpJcbTetIJKv7:37s73r0W95rgx6wdDITHKvu8iw
Threatray 65 similar samples on MalwareBazaar
TLSH 5694CF23F6918578D1B10436166A9BB26A397DA04A30C62B67F97F0FCB741809FE7713
Reporter JAMESWT_WT
Tags:Sage

Intelligence

File Origin
# of uploads :
2
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/34357/
Detection(s):
PUA.Win.Downloader.Aiis-6803892-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Delayed reading of the file
Creating a file in the %AppData% directory
Launching a process
Creating a process with a hidden window
Creating a file in the %temp% directory
Creating a process from a recently created file
Deleting a recently created file
Reading critical registry keys
Creating a file
Moving a recently created file
Changing a file
Launching a service
Searching for the window
Creating a file in the %AppData% subdirectories
Deleting volume shadow copies
Stealing user critical data
Creating a file in the mass storage device
Enabling autorun with the shell\open\command registry branches
Enabling autorun with Startup directory
Deleting of the original file
Encrypting user's files
Result
Threat name:
Sage
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/401564
Signature
Changes the wallpaper picture
Checks for kernel debuggers (COM1)
Deletes itself after installation
Deletes shadow drive data (may be related to ransomware)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found Tor onion address
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Potential evasive VBS script found (sleep loop)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Sage
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 253034 Sample: nn2sri8tSQ Startdate: 29/07/2020 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Yara detected Sage 2->47 49 Machine Learning detection for sample 2->49 51 3 other signatures 2->51 8 nn2sri8tSQ.exe 25 8 2->8         started        12 Rj3fNWF3.exe 2->12         started        process3 file4 43 C:\Users\user\AppData\Roaming\Rj3fNWF3.exe, PE32 8->43 dropped 53 Detected unpacking (changes PE section rights) 8->53 55 Detected unpacking (overwrites its own PE header) 8->55 57 Checks for kernel debuggers (COM1) 8->57 14 Rj3fNWF3.exe 7 151 8->14         started        17 nn2sri8tSQ.exe 1 8->17         started        19 wscript.exe 8->19         started        21 schtasks.exe 1 8->21         started        23 Rj3fNWF3.exe 12->23         started        signatures5 process6 signatures7 59 Detected unpacking (changes PE section rights) 14->59 61 Detected unpacking (overwrites its own PE header) 14->61 63 Potential evasive VBS script found (sleep loop) 14->63 69 4 other signatures 14->69 25 vssadmin.exe 14->25         started        27 vssadmin.exe 14->27         started        29 vssadmin.exe 14->29         started        33 5 other processes 14->33 65 Checks for kernel debuggers (COM1) 17->65 67 Deletes itself after installation 19->67 31 conhost.exe 21->31         started        process8 process9 35 conhost.exe 25->35         started        37 conhost.exe 27->37         started        39 conhost.exe 29->39         started        41 conhost.exe 33->41         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a5716cbebec21624db3a37b22dc8dc0c0ffe420dd928380057790a6c5516cb3c/
Threat name:
Win32.Trojan.Deshacop
Create hunting rule
Status:
Malicious
First seen:
2020-07-28 17:18:07 UTC
File Type:
PE (Exe)
Extracted files:
43
AV detection:
32 of 48 (66.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uvywzpv6yilcjwz2g6zc3sg4bqh74qqn3eudqacxpefgyviwzm6a._file
Verdict:
malicious
Similar samples:
0e1019001a39b29913a504d7c8d209116449420ddbdc6e2966efeea45651a842
Sage
146fb5b594f6b9da202cd0d303548afb1f364ca93c27c44e2f442b1fe26ff77f
Sage
19a05417793c14ee11b2ca7c32f96cbf70f15cae8b26aec7c2e3fc3c0a0f94e7
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3800d6c5cbe76acb00e60a5486f50a38dcbc5cbc16b0000572240ab97af31797
Sage
41ad22e98d897261ae57cd021c5dd9fbbc09f1fb39765e0d1b68a78625840555
Sage
4bf23d6f5145191391a89a02336dfc640a5432327bf2582a91c52bbcd4410422
Sage
88feb136758292f8412f0762f63bdcc3f2be6aa5c62d595cd752e3f697483687
Sage
8fecf056f3580282cdb101c01e354425f208656fb7e5c5dcad19c64a62197184
Sage
929dea381136f491a6b9e291182835ab8d9b190614fed258d744cac0939aada4
Sage
d14863ede83e63102ae3484d2c51cd2cac622e89b89c09097902fa91f3edcd7a
Sage
+ 55 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
ransomware persistence
Link:
https://tria.ge/reports/200729-g2km4yz2be/
Behaviour
Suspicious behavior: EnumeratesProcesses
Interacts with shadow copies
Modifies Internet Explorer settings
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Modifies registry class
Modifies Control Panel
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Modifies data under HKEY_USERS
Modifies Control Panel
Creates scheduled task(s)
Modifies registry class
Interacts with shadow copies
Suspicious use of AdjustPrivilegeToken
Program crash
Modifies service
Sets desktop wallpaper using registry
Modifies service
Sets desktop wallpaper using registry
JavaScript code in executable
JavaScript code in executable
Loads dropped DLL
Deletes itself
Deletes itself
Executes dropped EXE
Executes dropped EXE
Modifies extensions of user files
Modifies extensions of user files
Deletes shadow copies
Deletes shadow copies
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ransomware
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a5716cbebec21624db3a37b22dc8dc0c0ffe420dd928380057790a6c5516cb3c

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/34357/

Comments