ace36c6b14274d0ce656640277454f1ce3ce079bcbf0608bcf6070fb02cd9fc8

Analysis

max time kernel
149s
max time network
123s
platform
windows10_x64
resource
win10v20210408
submitted
06/06/2021, 18:34

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General

Target

sample.exe
Size

171KB
MD5

d3d0035a769e6ef98b1433160b2c8333
SHA1

be1d0aed32308166721d4756e2216dc44c2d0baa
SHA256

6b6158f74dbd43b8c839d5ae65d33ae9a11c9e3cef5fa52d86105983a67cdc4f
SHA512

b86b1ab9ad2c4c851c8712d0e49321cd3f9671815592bd4228664d236093cbb904f091dc7ad60815a56da5f9face2ce11fbd84790afca4d480ae17fa76dcb229

Score

8^/10

ransomware spyware stealer

Malware Config

Signatures

Modifies extensions of user files 8 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File created	C:\Users\Admin\Pictures\FormatSplit.raw.mcburglar	sample.exe
File created	C:\Users\Admin\Pictures\RedoConvertTo.tif.mcburglar	sample.exe
File created	C:\Users\Admin\Pictures\SetFormat.png.mcburglar	sample.exe
File created	C:\Users\Admin\Pictures\UnprotectResolve.tiff.mcburglar	sample.exe
File opened for modification	C:\Users\Admin\Pictures\UnprotectResolve.tiff	sample.exe
File created	C:\Users\Admin\Pictures\UpdateRepair.tif.mcburglar	sample.exe
File created	C:\Users\Admin\Pictures\ExportDeny.tiff.mcburglar	sample.exe
File opened for modification	C:\Users\Admin\Pictures\ExportDeny.tiff	sample.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops desktop.ini file(s) 9 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Documents\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\Pictures\Camera Roll\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\Pictures\Saved Pictures\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini	sample.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini	sample.exe

C:\Users\Admin\AppData\Local\Temp\sample.exe
"C:\Users\Admin\AppData\Local\Temp\sample.exe"
1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
PID:2988

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2988-114-0x0000000000F10000-0x0000000000F11000-memory.dmp

Filesize
4KB

Download
memory/2988-116-0x0000000005F30000-0x0000000005F31000-memory.dmp

Filesize
4KB

Download