5e7f8b2a39176df856d2fe25a5bfcf0915cc72aa114efe92797b674434dc3d47

Resubmissions

26-02-2021 11:37

210226-4cte82r1vs 8

26-02-2021 11:28

210226-p6webfglhn 8

Analysis

max time kernel
150s
max time network
142s
platform
windows10_x64
resource
win10v20201028
submitted
26-02-2021 11:28

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General

Target

SPREADTHECORRUPTION.exe
Size

425KB
MD5

241c8c8c809fe670f1f6ef0f7c935815
SHA1

63928026939b367ea1677ba3ecc17acb8b1553ad
SHA256

5e7f8b2a39176df856d2fe25a5bfcf0915cc72aa114efe92797b674434dc3d47
SHA512

5c86649a3c085530ed0c455c06adeb16f9ad107d7a25f92009694202dee0fa1867fdd29b341d027e265aec815c925a5cb05a84781d63ee781e33ff69bbe4dbf8

Score

8^/10

evasion ransomware

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Modifies extensions of user files 7 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

SPREADTHECORRUPTION.exe

description	ioc	process
File created	C:\Users\Admin\Pictures\SyncConvertFrom.crw.jcrypt	SPREADTHECORRUPTION.exe
File created	C:\Users\Admin\Pictures\WaitRestart.tiff.jcrypt	SPREADTHECORRUPTION.exe
File opened for modification	C:\Users\Admin\Pictures\WaitRestart.tiff	SPREADTHECORRUPTION.exe
File created	C:\Users\Admin\Pictures\FindPublish.tif.jcrypt	SPREADTHECORRUPTION.exe
File created	C:\Users\Admin\Pictures\JoinRepair.tif.jcrypt	SPREADTHECORRUPTION.exe
File created	C:\Users\Admin\Pictures\RequestRegister.tiff.jcrypt	SPREADTHECORRUPTION.exe
File opened for modification	C:\Users\Admin\Pictures\RequestRegister.tiff	SPREADTHECORRUPTION.exe

Drops desktop.ini file(s) 5 IoCs

Processes:

SPREADTHECORRUPTION.exe

description	ioc	process
File opened for modification	C:\Users\Admin\Pictures\Camera Roll\desktop.ini	SPREADTHECORRUPTION.exe
File opened for modification	C:\Users\Admin\Pictures\Saved Pictures\desktop.ini	SPREADTHECORRUPTION.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	SPREADTHECORRUPTION.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	SPREADTHECORRUPTION.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	SPREADTHECORRUPTION.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

SPREADTHECORRUPTION.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Control Panel\Desktop\Wallpaper	SPREADTHECORRUPTION.exe

Drops file in Program Files directory 1 IoCs

Processes:

SPREADTHECORRUPTION.exe

description ioc process

File created C:\Program Files\System32\CORRUPT2.exe SPREADTHECORRUPTION.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

SPREADTHECORRUPTION.exe

description pid process

Token: SeDebugPrivilege 3116 SPREADTHECORRUPTION.exe

description	ioc	process
File created	C:\Program Files\System32\CORRUPT2.exe	SPREADTHECORRUPTION.exe

description	pid	process
Token: SeDebugPrivilege	3116	SPREADTHECORRUPTION.exe

C:\Users\Admin\AppData\Local\Temp\SPREADTHECORRUPTION.exe
"C:\Users\Admin\AppData\Local\Temp\SPREADTHECORRUPTION.exe"
1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:3116

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

T1491

Replay Monitor

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Downloads

memory/3116-2-0x0000000073840000-0x0000000073F2E000-memory.dmp

Filesize
6.9MB

Download
memory/3116-3-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

Filesize
4KB

Download
memory/3116-5-0x0000000005C60000-0x0000000005C61000-memory.dmp

Filesize
4KB

Download
memory/3116-6-0x00000000055E0000-0x00000000055E1000-memory.dmp

Filesize
4KB

Download
memory/3116-7-0x00000000058A0000-0x00000000058A1000-memory.dmp

Filesize
4KB

Download
memory/3116-8-0x00000000056C0000-0x00000000056C1000-memory.dmp

Filesize
4KB

Download
memory/3116-9-0x00000000058A3000-0x00000000058A5000-memory.dmp

Filesize
8KB

Download