gootloader | ce02817c1a10ba1f49a139db19394fe67b5a1b2485c866d92cc26ef361e0a9d6

Resubmissions

24/04/2024, 03:53

240424-efty4aef5510

24/04/2024, 02:54

240424-ddvxyaed4310

Analysis

max time kernel
343s
max time network
312s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
24/04/2024, 03:53

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General

Target
sumsj.js
Size 12.9MB
Sample240424-efty4aef55
SHA256 ce02817c1a10ba1f49a139db19394fe67b5a1b2485c866d92cc26ef361e0a9d6
MD5 413da71d07370c4579943cc5dfb074e3
SHA1 cdb7f3c1d61c9c61b61a835a17f4b79402199e05
SHA512 afbf8142ced6f01a05b4eb34a5845e73a8be356555ab686e4fc3291a6b93838f989ac25e2009ffe08bb46ae36a05ab0231d95f64bb741c7d6438483f2778fe58
SSDEEP 49152:C7BfzjCxbqqHlp4rHfN0MNhzoNszsYzYBgE5+85R33uK/zp+GiR93quKLagucEP6:H
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gootloader loader

Malware Config

Signatures

GootLoader
JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.
loader gootloader
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2680	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4672 wrote to memory of 1992	4672	wscript.EXE	83
PID 4672 wrote to memory of 1992	4672	wscript.EXE	83
PID 1992 wrote to memory of 2680	1992	cscript.exe	85
PID 1992 wrote to memory of 2680	1992	cscript.exe	85

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\sumsj.js
1⤵
PID:1972

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE TECHNI~1.JS
1⤵
- Suspicious use of WriteProcessMemory
PID:4672
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" "TECHNI~1.JS"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

__PSScriptPolicyTest_lgaini3t.jf4.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lgaini3t.jf4.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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TECHNI~1.JS

Path C:\Users\Admin\AppData\Roaming\Microsoft\TECHNI~1.JS
Size 40.8MB
SHA256 1cadd1359d386dea78dba195ae4e5c37875fc1fa1f37719ad3b5afe2a9a1a9e1
MD5 83d7a72932c113d8e1dfae1189b91a1e
SHA1 16aa3470e88284aa470c5385382b212d3d2241ea
SHA512 1f3af1b65715d93a23660f6b4b3baf4792bfc842c1091910504775b8291d20f681ed80106325dc410a45e26101cb036f3435e843dcd703b30ae33aa190a5a8ba
SSDEEP 12288:9hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhv:l
MD5 SHA1 SHA512 SSDEEP

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memory/2680-15-0x000001E6E83C0000-0x000001E6E8406000-memory.dmp

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memory/2680-5-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-4-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-14-0x000001E6CFE60000-0x000001E6CFE82000-memory.dmp

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memory/2680-3-0x00007FFFDF900000-0x00007FFFE03C2000-memory.dmp

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memory/2680-16-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-18-0x00007FFFDF900000-0x00007FFFE03C2000-memory.dmp

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memory/2680-19-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-20-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-21-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-22-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-23-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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memory/2680-24-0x000001E6E8360000-0x000001E6E8370000-memory.dmp

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