471f3fb1a953fab38be3081eb835574694bc72b94f239edc400d1ce3d7a8ecb0

Analysis

max time kernel
150s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 09:21

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General

Target

78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
Size

865KB
MD5

dbf3707a9cd090853a11dda9cfa78ff0
SHA1

5af5403d8e003812a34c7b085d878680d7130ad5
SHA256

78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669
SHA512

68b1627ed20e6980c32c44df3560fc3eeed37db2c47caaf8db86461c594a5d040a7404be777374af512fe05fcdc2f15a6014a914b1445c2e23adb741db68c7e0
SSDEEP

12288:SCdOy3vVrKxR5CXbNjAOxK/j2n+4YG/6c1mFFja3mXgcjfRlgsUBga+Q9bN9jQl:SCdxte/80jYLT3U1jfsWa+QpN9jQl

Score

9^/10

discovery persistence ransomware spyware stealer

Malware Config

Signatures

Renames multiple (148) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware
Executes dropped EXE 1 IoCs

Processes:

scvhost.exe

pid process

2764 scvhost.exe

pid	process
2764	scvhost.exe

Loads dropped DLL 4 IoCs

Processes:

78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe

pid	process
2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

scvhost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\scvhost.exe"	scvhost.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

scvhost.exe78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe

description	ioc	process
File opened (read-only)	\??\i:	scvhost.exe
File opened (read-only)	\??\m:	scvhost.exe
File opened (read-only)	\??\z:	scvhost.exe
File opened (read-only)	\??\z:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\b:	scvhost.exe
File opened (read-only)	\??\b:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\q:	scvhost.exe
File opened (read-only)	\??\p:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\v:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\x:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\y:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\o:	scvhost.exe
File opened (read-only)	\??\s:	scvhost.exe
File opened (read-only)	\??\l:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\o:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\u:	scvhost.exe
File opened (read-only)	\??\e:	scvhost.exe
File opened (read-only)	\??\l:	scvhost.exe
File opened (read-only)	\??\n:	scvhost.exe
File opened (read-only)	\??\t:	scvhost.exe
File opened (read-only)	\??\h:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\t:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\v:	scvhost.exe
File opened (read-only)	\??\y:	scvhost.exe
File opened (read-only)	\??\u:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\g:	scvhost.exe
File opened (read-only)	\??\g:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\n:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\r:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\k:	scvhost.exe
File opened (read-only)	\??\r:	scvhost.exe
File opened (read-only)	\??\x:	scvhost.exe
File opened (read-only)	\??\a:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\e:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\w:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\a:	scvhost.exe
File opened (read-only)	\??\w:	scvhost.exe
File opened (read-only)	\??\j:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\s:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\m:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\q:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\h:	scvhost.exe
File opened (read-only)	\??\j:	scvhost.exe
File opened (read-only)	\??\p:	scvhost.exe
File opened (read-only)	\??\i:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
File opened (read-only)	\??\k:	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\scvhost.exe	autoit_exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

scvhost.exe78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scvhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

scvhost.exe

pid process

2764 scvhost.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

scvhost.exe

pid process

2764 scvhost.exe

pid	process
2764	scvhost.exe

pid	process
2764	scvhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe

description	pid	process	target process
PID 2404 wrote to memory of 2764	2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe	scvhost.exe
PID 2404 wrote to memory of 2764	2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe	scvhost.exe
PID 2404 wrote to memory of 2764	2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe	scvhost.exe
PID 2404 wrote to memory of 2764	2404	78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe	scvhost.exe

C:\Users\Admin\AppData\Local\Temp\78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe
"C:\Users\Admin\AppData\Local\Temp\78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Users\Admin\AppData\Roaming\scvhost.exe
  "C:\Users\Admin\AppData\Roaming\scvhost.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bsxhqsl

Filesize
26KB

MD5
daa74c9be0ea2bcbf174c3398e98dbfb

SHA1
e5a23e3853fdcf2fab54d6a708091086a0370282

SHA256
4c37593255835b87267a97e401eb97a177f9ee96fd8edb83b7df4e539d2f26ac

SHA512
6b3ccf7a0ce3a68bf0f7e8823e9129baa10c26b56d698a079564bc2c8a1ca60ecae7ae9b24f3b592f53a07f2b3128f0520e3a02c408e8d927c24ff720ac28d9c

Download Submit
C:\Users\Admin\AppData\Roaming\CBCFC49D99577EA64CD7DABCDF222FBF

Filesize
55B

MD5
9cceb4f029ab4b4d2b3eb3e4f0f4e588

SHA1
3175c6609e0a284bd5d31d163d7741f8812751e4

SHA256
162d63005336725d0d00c13b95913a3a4de3fc58e07a6a6f8bf39090c53e0bc4

SHA512
671aaa21708ef236f2e91e6ff7f745e192ff7e78ddc179513dd26d325ac179fffcff7a8ef2b74bf7bf1e78b62f1e9a9a00519d7bc2893bb96671edd676f68959

Download Submit
C:\Users\Admin\AppData\Roaming\FBF3626EC2661A100F071D11B392CC11

Filesize
4KB

MD5
b37d4c66fbaa70cdc651efdf728a4af4

SHA1
e3fb72266b8187b92dedc9671f0b59baf98b8204

SHA256
c5f0a46b0367277246d27e695b3ecf060c463d04a654028434431fd11fa996d5

SHA512
fcf0b6611cf2b80a6491cad311e27a5ed42e4413b8b02c1723e8e395236c367db2732bfdc7d714791355ffbf022801d57d6304660cb9c35fb2183a6247b475a7

Download Submit
\Users\Admin\AppData\Roaming\scvhost.exe

Filesize
865KB

MD5
dbf3707a9cd090853a11dda9cfa78ff0

SHA1
5af5403d8e003812a34c7b085d878680d7130ad5

SHA256
78db508226ccacd363fc0f02b3ae326a2bdd0baed3ae51ddf59c3fc0fcf60669

SHA512
68b1627ed20e6980c32c44df3560fc3eeed37db2c47caaf8db86461c594a5d040a7404be777374af512fe05fcdc2f15a6014a914b1445c2e23adb741db68c7e0

Download Submit