6fafb9d3eec58313bfeb572ebeb09739a413b1df2b7755611f06ef62d8c9cf8e

Analysis

max time kernel
271s
max time network
139s
platform
windows10_x64
resource
win10-en-20211014
submitted
28-10-2021 08:29

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General

Target

IHAransom.exe
Size

231KB
MD5

5f775c9a9d49013ef37aa7d332327af4
SHA1

f96eeeaebef8e4d1ed74f7c557ef2a9d3c021bc8
SHA256

6fafb9d3eec58313bfeb572ebeb09739a413b1df2b7755611f06ef62d8c9cf8e
SHA512

fb6c0231f4821ded9c1fa7045d2581bd816d9dbe792394742b946f7ba76a06e18b84078bef6e0206f5dff2e42145f6e9f9f43829dc567ca571884b60c745f31f

Score

8^/10

ransomware spyware stealer

Malware Config

Signatures

Modifies extensions of user files 10 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

IHAransom.exe

description	ioc	process
File opened for modification	C:\Users\Admin\Pictures\EnableEnter.png.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\ImportWrite.crw.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\SaveLimit.crw.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\SyncPush.tif.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\SyncUndo.raw.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\CopyInitialize.tiff.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\CompleteUnregister.tiff.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\EditPop.raw.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\LockUnpublish.tiff.IHA	IHAransom.exe
File opened for modification	C:\Users\Admin\Pictures\ApproveOpen.raw.IHA	IHAransom.exe

Drops startup file 2 IoCs

Processes:

IHAransom.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2aylA1lZf9IPqtjo.exe	IHAransom.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2aylA1lZf9IPqtjo.exe	IHAransom.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

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

IHAransom.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cry.img"	IHAransom.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

IHAransom.exe

description pid process

Token: SeDebugPrivilege 4112 IHAransom.exe

description	pid	process
Token: SeDebugPrivilege	4112	IHAransom.exe

C:\Users\Admin\AppData\Local\Temp\IHAransom.exe
"C:\Users\Admin\AppData\Local\Temp\IHAransom.exe"
1⤵
- Modifies extensions of user files
- Drops startup file
- Sets desktop wallpaper using registry
- Suspicious use of AdjustPrivilegeToken
PID:4112

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Defacement

T1491

Replay Monitor

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Downloads

memory/4112-115-0x0000000002A10000-0x0000000002A12000-memory.dmp

Filesize
8KB

Download
memory/4112-116-0x0000000002A15000-0x0000000002A16000-memory.dmp

Filesize
4KB

Download
memory/4112-118-0x0000000002A17000-0x0000000002A18000-memory.dmp

Filesize
4KB

Download
memory/4112-117-0x0000000002A16000-0x0000000002A17000-memory.dmp

Filesize
4KB

Download