wshrat | ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 02:00

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General

Target

ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2.js
Size

1.1MB
MD5

d0b22868d8e8452a819b4d8b80ae0292
SHA1

40e687610e437bc1037979f0d5490bdab326ebe7
SHA256

ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2
SHA512

b1869c132e052a772af298163b1a96785b86be1b4baf919c33390dec0e7b025998c5b58ca4479e4857e5cf97b09e2df15e2aba445dbed0db22b782f8d6f5e743
SSDEEP

12288:w5oRko/g1Lnv2qqxOJQEWka0CVdfE4SeDb7bLETDA8meRaFnjCcpYVE2a7RkysUa:w9

Score

10^/10

wshrat execution persistence trojan

Malware Config

Extracted

Family

wshrat

http://rolla.wikaba.com:2025

Signatures

WSHRAT
WSHRAT is a variant of Houdini worm and has vbs and js variants.
trojan wshrat

Blocklisted process makes network request 30 IoCs

flow	pid	Process
6	4928	wscript.exe
10	4928	wscript.exe
21	4928	wscript.exe
23	4928	wscript.exe
28	4928	wscript.exe
31	4928	wscript.exe
35	4928	wscript.exe
47	4928	wscript.exe
49	4928	wscript.exe
50	4928	wscript.exe
51	4928	wscript.exe
52	4928	wscript.exe
53	4928	wscript.exe
57	4928	wscript.exe
58	4928	wscript.exe
59	4928	wscript.exe
60	4928	wscript.exe
61	4928	wscript.exe
64	4928	wscript.exe
67	4928	wscript.exe
68	4928	wscript.exe
69	4928	wscript.exe
70	4928	wscript.exe
71	4928	wscript.exe
72	4928	wscript.exe
73	4928	wscript.exe
74	4928	wscript.exe
75	4928	wscript.exe
76	4928	wscript.exe
77	4928	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2.js	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2.js\""	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2.js\""	wscript.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
5	ip-api.com

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Script User-Agent 29 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	68	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	70	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	49	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	52	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	61	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	50	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	60	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	75	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	76	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	77	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	10	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	53	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	71	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	51	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	69	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	67	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	23	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	35	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	59	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	74	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	47	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	64	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	73	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	21	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	28	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	31	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	57	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	58	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	72	WSHRAT\|5007F393\|KZYBFHMK\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 28/9/2024\|JavaScript-v3.4\|GB:United Kingdom

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:4928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

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

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2.js

Filesize
1.1MB

MD5
d0b22868d8e8452a819b4d8b80ae0292

SHA1
40e687610e437bc1037979f0d5490bdab326ebe7

SHA256
ecb7a24fe997c5ee28816ad8bbdba6b8d3427fa26e455575b9857419d702e9c2

SHA512
b1869c132e052a772af298163b1a96785b86be1b4baf919c33390dec0e7b025998c5b58ca4479e4857e5cf97b09e2df15e2aba445dbed0db22b782f8d6f5e743

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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