gootloader | 9f23b074d11f7c319aa0cb4393f227de1f66523e55aae48a94059f47d3652572

Analysis

max time kernel
298s
max time network
301s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
22-06-2024 13:31

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General

Target

pa collective agreement pay 36066.js
Size

23.2MB
MD5

7df2e7c08396b3b063cef4b67cc8ddfa
SHA1

97a4d853506d5fe06486e8ada4a0fbb4fa80c66e
SHA256

9f23b074d11f7c319aa0cb4393f227de1f66523e55aae48a94059f47d3652572
SHA512

fcc56a9f735e4b1eb101f460fbbcd72256af3be4cd3e4a3a9e2e76cab2700fef5668686308d1b929c4ca1dca5f5041877727db212073c816b22402d0a0686c96
SSDEEP

49152:+tM08dPXWR4ba/JOtdF5pHE2lsfiaahM3o43ORV59VDKtDxtM08dPXWR4ba/JOtz:gc43myc43myc43myc43myc43ml

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 8 IoCs

Processes:

powershell.exe

flow pid process

62 3488 powershell.exe
65 3488 powershell.exe
70 3488 powershell.exe
71 3488 powershell.exe
73 3488 powershell.exe
76 3488 powershell.exe
83 3488 powershell.exe
85 3488 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

Processes:

wscript.EXE

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\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

flow	pid	process
62	3488	powershell.exe
65	3488	powershell.exe
70	3488	powershell.exe
71	3488	powershell.exe
73	3488	powershell.exe
76	3488	powershell.exe
83	3488	powershell.exe
85	3488	powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation	wscript.EXE

Modifies registry class 2 IoCs

Processes:

powershell.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	powershell.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

powershell.exe

pid	process
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exe

description	pid	process
Token: SeDebugPrivilege	3488	powershell.exe
Token: SeIncreaseQuotaPrivilege	3488	powershell.exe
Token: SeSecurityPrivilege	3488	powershell.exe
Token: SeTakeOwnershipPrivilege	3488	powershell.exe
Token: SeLoadDriverPrivilege	3488	powershell.exe
Token: SeSystemProfilePrivilege	3488	powershell.exe
Token: SeSystemtimePrivilege	3488	powershell.exe
Token: SeProfSingleProcessPrivilege	3488	powershell.exe
Token: SeIncBasePriorityPrivilege	3488	powershell.exe
Token: SeCreatePagefilePrivilege	3488	powershell.exe
Token: SeBackupPrivilege	3488	powershell.exe
Token: SeRestorePrivilege	3488	powershell.exe
Token: SeShutdownPrivilege	3488	powershell.exe
Token: SeDebugPrivilege	3488	powershell.exe
Token: SeSystemEnvironmentPrivilege	3488	powershell.exe
Token: SeRemoteShutdownPrivilege	3488	powershell.exe
Token: SeUndockPrivilege	3488	powershell.exe
Token: SeManageVolumePrivilege	3488	powershell.exe
Token: 33	3488	powershell.exe
Token: 34	3488	powershell.exe
Token: 35	3488	powershell.exe
Token: 36	3488	powershell.exe
Token: SeIncreaseQuotaPrivilege	3488	powershell.exe
Token: SeSecurityPrivilege	3488	powershell.exe
Token: SeTakeOwnershipPrivilege	3488	powershell.exe
Token: SeLoadDriverPrivilege	3488	powershell.exe
Token: SeSystemProfilePrivilege	3488	powershell.exe
Token: SeSystemtimePrivilege	3488	powershell.exe
Token: SeProfSingleProcessPrivilege	3488	powershell.exe
Token: SeIncBasePriorityPrivilege	3488	powershell.exe
Token: SeCreatePagefilePrivilege	3488	powershell.exe
Token: SeBackupPrivilege	3488	powershell.exe
Token: SeRestorePrivilege	3488	powershell.exe
Token: SeShutdownPrivilege	3488	powershell.exe
Token: SeDebugPrivilege	3488	powershell.exe
Token: SeSystemEnvironmentPrivilege	3488	powershell.exe
Token: SeRemoteShutdownPrivilege	3488	powershell.exe
Token: SeUndockPrivilege	3488	powershell.exe
Token: SeManageVolumePrivilege	3488	powershell.exe
Token: 33	3488	powershell.exe
Token: 34	3488	powershell.exe
Token: 35	3488	powershell.exe
Token: 36	3488	powershell.exe
Token: SeIncreaseQuotaPrivilege	3488	powershell.exe
Token: SeSecurityPrivilege	3488	powershell.exe
Token: SeTakeOwnershipPrivilege	3488	powershell.exe
Token: SeLoadDriverPrivilege	3488	powershell.exe
Token: SeSystemProfilePrivilege	3488	powershell.exe
Token: SeSystemtimePrivilege	3488	powershell.exe
Token: SeProfSingleProcessPrivilege	3488	powershell.exe
Token: SeIncBasePriorityPrivilege	3488	powershell.exe
Token: SeCreatePagefilePrivilege	3488	powershell.exe
Token: SeBackupPrivilege	3488	powershell.exe
Token: SeRestorePrivilege	3488	powershell.exe
Token: SeShutdownPrivilege	3488	powershell.exe
Token: SeDebugPrivilege	3488	powershell.exe
Token: SeSystemEnvironmentPrivilege	3488	powershell.exe
Token: SeRemoteShutdownPrivilege	3488	powershell.exe
Token: SeUndockPrivilege	3488	powershell.exe
Token: SeManageVolumePrivilege	3488	powershell.exe
Token: 33	3488	powershell.exe
Token: 34	3488	powershell.exe
Token: 35	3488	powershell.exe
Token: 36	3488	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

wscript.EXEcscript.exe

description	pid	process	target process
PID 5092 wrote to memory of 4816	5092	wscript.EXE	cscript.exe
PID 5092 wrote to memory of 4816	5092	wscript.EXE	cscript.exe
PID 4816 wrote to memory of 3488	4816	cscript.exe	powershell.exe
PID 4816 wrote to memory of 3488	4816	cscript.exe	powershell.exe

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\pa collective agreement pay 36066.js"
1⤵
PID:1472

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE PROMOT~1.JS
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5092

C:\Windows\System32\cscript.exe
"C:\Windows\System32\cscript.exe" "PROMOT~1.JS"
2⤵
- Suspicious use of WriteProcessMemory
PID:4816

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:3488

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0fqnyhu2.kdz.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Sun\PROMOT~1.JS
Filesize
43.0MB

MD5
3a94717c46966169155045e8aa2fe63e

SHA1
bec4e16dba450be989ba12f5ee3699ae30bae514

SHA256
10a5c4879c11c8d0cc689ce6459db9da1d3641a154fc2585272a832781eb2a56

SHA512
0071ea4ec1795a80dc5e61526d72ae4accb09e280746257802d572e143716e7871c17753d905472afc30ce282442e04cdd840f17f3c77f04cb00261b45ad0978

Download Submit
memory/3488-8-0x0000020BA7A10000-0x0000020BA7A32000-memory.dmp

Filesize
136KB

Download
memory/3488-13-0x0000020BA7D00000-0x0000020BA7D44000-memory.dmp

Filesize
272KB

Download
memory/3488-14-0x0000020BA7FF0000-0x0000020BA8066000-memory.dmp

Filesize
472KB

Download
memory/3488-15-0x0000020BA8250000-0x0000020BA827A000-memory.dmp

Filesize
168KB

Download
memory/3488-16-0x0000020BA8250000-0x0000020BA8274000-memory.dmp

Filesize
144KB

Download