gootloader | b223f34232b8dba6e44378284e76b88ef2e400feb66dce1e2c559fbe604c7116

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/09/2024, 13:14

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General

Target

b223f34232b8dba6e44378284e76b88ef2e400feb66dce1e2c559fbe604c7116.js
Size

6.6MB
MD5

9d0cecef7376caec025b6de663264179
SHA1

eaef939e94b241f814520bec5d82ec01a5a4e368
SHA256

b223f34232b8dba6e44378284e76b88ef2e400feb66dce1e2c559fbe604c7116
SHA512

53eae1612b93fc10bceaee51192dc1220cde0eafaf1618b7c55177135449da87bc19ee27664bf3c9521ca3574900637a4fb2d6e2ca5b8162ae591bee0c5e0a19
SSDEEP

49152:Hh/PnNuIw+rja6v/s+LfHQGh/PnNuIw+rja6v/s+LfHQGh/PnNuIw+rja6v/s+L/:Hhhhhx

Score

10^/10

gootloader execution loader

Malware Config

Signatures

GootLoader
JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.
loader gootloader

Blocklisted process makes network request 1 IoCs

flow	pid	Process
40	3196	powershell.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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	wscript.EXE

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

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3196	powershell.exe
3196	powershell.exe
3196	powershell.exe
3196	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3196	powershell.exe
Token: SeIncreaseQuotaPrivilege	3196	powershell.exe
Token: SeSecurityPrivilege	3196	powershell.exe
Token: SeTakeOwnershipPrivilege	3196	powershell.exe
Token: SeLoadDriverPrivilege	3196	powershell.exe
Token: SeSystemProfilePrivilege	3196	powershell.exe
Token: SeSystemtimePrivilege	3196	powershell.exe
Token: SeProfSingleProcessPrivilege	3196	powershell.exe
Token: SeIncBasePriorityPrivilege	3196	powershell.exe
Token: SeCreatePagefilePrivilege	3196	powershell.exe
Token: SeBackupPrivilege	3196	powershell.exe
Token: SeRestorePrivilege	3196	powershell.exe
Token: SeShutdownPrivilege	3196	powershell.exe
Token: SeDebugPrivilege	3196	powershell.exe
Token: SeSystemEnvironmentPrivilege	3196	powershell.exe
Token: SeRemoteShutdownPrivilege	3196	powershell.exe
Token: SeUndockPrivilege	3196	powershell.exe
Token: SeManageVolumePrivilege	3196	powershell.exe
Token: 33	3196	powershell.exe
Token: 34	3196	powershell.exe
Token: 35	3196	powershell.exe
Token: 36	3196	powershell.exe
Token: SeIncreaseQuotaPrivilege	3196	powershell.exe
Token: SeSecurityPrivilege	3196	powershell.exe
Token: SeTakeOwnershipPrivilege	3196	powershell.exe
Token: SeLoadDriverPrivilege	3196	powershell.exe
Token: SeSystemProfilePrivilege	3196	powershell.exe
Token: SeSystemtimePrivilege	3196	powershell.exe
Token: SeProfSingleProcessPrivilege	3196	powershell.exe
Token: SeIncBasePriorityPrivilege	3196	powershell.exe
Token: SeCreatePagefilePrivilege	3196	powershell.exe
Token: SeBackupPrivilege	3196	powershell.exe
Token: SeRestorePrivilege	3196	powershell.exe
Token: SeShutdownPrivilege	3196	powershell.exe
Token: SeDebugPrivilege	3196	powershell.exe
Token: SeSystemEnvironmentPrivilege	3196	powershell.exe
Token: SeRemoteShutdownPrivilege	3196	powershell.exe
Token: SeUndockPrivilege	3196	powershell.exe
Token: SeManageVolumePrivilege	3196	powershell.exe
Token: 33	3196	powershell.exe
Token: 34	3196	powershell.exe
Token: 35	3196	powershell.exe
Token: 36	3196	powershell.exe
Token: SeIncreaseQuotaPrivilege	3196	powershell.exe
Token: SeSecurityPrivilege	3196	powershell.exe
Token: SeTakeOwnershipPrivilege	3196	powershell.exe
Token: SeLoadDriverPrivilege	3196	powershell.exe
Token: SeSystemProfilePrivilege	3196	powershell.exe
Token: SeSystemtimePrivilege	3196	powershell.exe
Token: SeProfSingleProcessPrivilege	3196	powershell.exe
Token: SeIncBasePriorityPrivilege	3196	powershell.exe
Token: SeCreatePagefilePrivilege	3196	powershell.exe
Token: SeBackupPrivilege	3196	powershell.exe
Token: SeRestorePrivilege	3196	powershell.exe
Token: SeShutdownPrivilege	3196	powershell.exe
Token: SeDebugPrivilege	3196	powershell.exe
Token: SeSystemEnvironmentPrivilege	3196	powershell.exe
Token: SeRemoteShutdownPrivilege	3196	powershell.exe
Token: SeUndockPrivilege	3196	powershell.exe
Token: SeManageVolumePrivilege	3196	powershell.exe
Token: 33	3196	powershell.exe
Token: 34	3196	powershell.exe
Token: 35	3196	powershell.exe
Token: 36	3196	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 3460	1476	wscript.EXE	96
PID 1476 wrote to memory of 3460	1476	wscript.EXE	96
PID 3460 wrote to memory of 3196	3460	cscript.exe	98
PID 3460 wrote to memory of 3196	3460	cscript.exe	98

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\b223f34232b8dba6e44378284e76b88ef2e400feb66dce1e2c559fbe604c7116.js
1⤵
PID:1688

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE ACTIVE~1.JS
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" "ACTIVE~1.JS"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3460
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell
    3⤵
    - Blocklisted process makes network request
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3196

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1reygln5.0nc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\ACTIVE~1.JS

Filesize
39.4MB

MD5
62876b81b85710642ea52cab6ce950d6

SHA1
3ef33639daec47b2237b5a5457c08b15e910489c

SHA256
ab7d07343658d21d3229e1692a3d4ab7d88d32f383a5be99a179671c21a634a7

SHA512
ba7212395b8fdf7a49ab1c5c97e38ea97bb061bb662cf5559c80d851d0190a5437e0157b6efba1e535140315c59840d2f46d02e42da282b0f25a16d6b5d3daea

Download Submit
memory/3196-12-0x000001AEF7270000-0x000001AEF7292000-memory.dmp

Filesize
136KB

Download
memory/3196-13-0x000001AEF7640000-0x000001AEF7684000-memory.dmp

Filesize
272KB

Download
memory/3196-14-0x000001AEF7710000-0x000001AEF7786000-memory.dmp

Filesize
472KB

Download
memory/3196-15-0x000001AEF7990000-0x000001AEF79BA000-memory.dmp

Filesize
168KB

Download
memory/3196-16-0x000001AEF7990000-0x000001AEF79B4000-memory.dmp

Filesize
144KB

Download