39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980

Analysis

max time kernel
20s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
07/12/2022, 02:46

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General

Target

39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe
Size

212KB
MD5

c79ab1a988c7b3677786a10fac3e2e67
SHA1

90784c2068844c09b673bbdf8072928c99791f0a
SHA256

39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980
SHA512

d0c3afc10ae3aeae008e87102242a13a805d4c63cec89c17d0d9ae84d0cf7c7716846fe30f1a787a19b0252de29cbfbe08ddeac88011401d8a222bfb9aef1721
SSDEEP

3072:tDElLzU1kUKq8xeWKEkggYLtB4rxkbIOK:QLzwkUKq8sWKivExkEn

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe

Executes dropped EXE 1 IoCs

pid	Process
3644	zoone.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zoone = "C:\\Users\\Admin\\zoone.exe /b"	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1612	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe
1612	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1612	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe
3644	zoone.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 3644	1612	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe	85
PID 1612 wrote to memory of 3644	1612	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe	85
PID 1612 wrote to memory of 3644	1612	39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe	85

C:\Users\Admin\AppData\Local\Temp\39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe
"C:\Users\Admin\AppData\Local\Temp\39af2b03fbafe0f8bcff93aad1df96de354416ae83a21241e05ad3da4cdcd980.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Users\Admin\zoone.exe
  "C:\Users\Admin\zoone.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:3644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\zoone.exe

Filesize
212KB

MD5
a9bde8ffd593cf249ff94b12f9123b51

SHA1
ad208219c5a71424abf47b5ba98651333cbaf5be

SHA256
bae6a787e3491c38ec4517434bc81b860ff892812644713160756addd3289ecd

SHA512
1229ae6ef5edf8c253e59262f990dd1c8987cc4930ec4deb4026203687c198b5591823bedeb682a325a6cd9631753aff5dbaf0c8ee88c258ccbbc117e74cf17d

Download Submit
C:\Users\Admin\zoone.exe

Filesize
212KB

MD5
a9bde8ffd593cf249ff94b12f9123b51

SHA1
ad208219c5a71424abf47b5ba98651333cbaf5be

SHA256
bae6a787e3491c38ec4517434bc81b860ff892812644713160756addd3289ecd

SHA512
1229ae6ef5edf8c253e59262f990dd1c8987cc4930ec4deb4026203687c198b5591823bedeb682a325a6cd9631753aff5dbaf0c8ee88c258ccbbc117e74cf17d

Download Submit