gootloader | 7f324c4b7ba441b783ec1b02072f86047066d8ad9377876f290e476a6df7ed2f

General

Target

pa collective agreement pay 13935.js
Size

4.4MB
MD5

528358cafbaf1cfa6419409d6f6e0cd5
SHA1

041357f7e759e426cb779868537686e3a6d8d84d
SHA256

7f324c4b7ba441b783ec1b02072f86047066d8ad9377876f290e476a6df7ed2f
SHA512

3c39fbd4318a9f202deb665023e95211b0a9f31ee943442c9bd3bb043df1ffb376aff46c2dea64bee68b3982cf209b9c148f6398155792bd9740aaa226f44876
SSDEEP

49152:4ytwpCQK+PGytwpCQK+PGytwpCQK+PGytwpCQK+Pp:P

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 22 IoCs

Processes:

powershell.exe

flow	pid	process
40	4760	powershell.exe
43	4760	powershell.exe
46	4760	powershell.exe
48	4760	powershell.exe
49	4760	powershell.exe
51	4760	powershell.exe
53	4760	powershell.exe
55	4760	powershell.exe
57	4760	powershell.exe
62	4760	powershell.exe
64	4760	powershell.exe
65	4760	powershell.exe
67	4760	powershell.exe
70	4760	powershell.exe
71	4760	powershell.exe
75	4760	powershell.exe
77	4760	powershell.exe
78	4760	powershell.exe
79	4760	powershell.exe
80	4760	powershell.exe
82	4760	powershell.exe
84	4760	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-1-5-21-3571316656-3665257725-2415531812-1000\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

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-1-5-21-3571316656-3665257725-2415531812-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	powershell.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

powershell.exe

pid	process
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe
4760	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exe

description	pid	process
Token: SeDebugPrivilege	4760	powershell.exe
Token: SeIncreaseQuotaPrivilege	4760	powershell.exe
Token: SeSecurityPrivilege	4760	powershell.exe
Token: SeTakeOwnershipPrivilege	4760	powershell.exe
Token: SeLoadDriverPrivilege	4760	powershell.exe
Token: SeSystemProfilePrivilege	4760	powershell.exe
Token: SeSystemtimePrivilege	4760	powershell.exe
Token: SeProfSingleProcessPrivilege	4760	powershell.exe
Token: SeIncBasePriorityPrivilege	4760	powershell.exe
Token: SeCreatePagefilePrivilege	4760	powershell.exe
Token: SeBackupPrivilege	4760	powershell.exe
Token: SeRestorePrivilege	4760	powershell.exe
Token: SeShutdownPrivilege	4760	powershell.exe
Token: SeDebugPrivilege	4760	powershell.exe
Token: SeSystemEnvironmentPrivilege	4760	powershell.exe
Token: SeRemoteShutdownPrivilege	4760	powershell.exe
Token: SeUndockPrivilege	4760	powershell.exe
Token: SeManageVolumePrivilege	4760	powershell.exe
Token: 33	4760	powershell.exe
Token: 34	4760	powershell.exe
Token: 35	4760	powershell.exe
Token: 36	4760	powershell.exe
Token: SeIncreaseQuotaPrivilege	4760	powershell.exe
Token: SeSecurityPrivilege	4760	powershell.exe
Token: SeTakeOwnershipPrivilege	4760	powershell.exe
Token: SeLoadDriverPrivilege	4760	powershell.exe
Token: SeSystemProfilePrivilege	4760	powershell.exe
Token: SeSystemtimePrivilege	4760	powershell.exe
Token: SeProfSingleProcessPrivilege	4760	powershell.exe
Token: SeIncBasePriorityPrivilege	4760	powershell.exe
Token: SeCreatePagefilePrivilege	4760	powershell.exe
Token: SeBackupPrivilege	4760	powershell.exe
Token: SeRestorePrivilege	4760	powershell.exe
Token: SeShutdownPrivilege	4760	powershell.exe
Token: SeDebugPrivilege	4760	powershell.exe
Token: SeSystemEnvironmentPrivilege	4760	powershell.exe
Token: SeRemoteShutdownPrivilege	4760	powershell.exe
Token: SeUndockPrivilege	4760	powershell.exe
Token: SeManageVolumePrivilege	4760	powershell.exe
Token: 33	4760	powershell.exe
Token: 34	4760	powershell.exe
Token: 35	4760	powershell.exe
Token: 36	4760	powershell.exe
Token: SeIncreaseQuotaPrivilege	4760	powershell.exe
Token: SeSecurityPrivilege	4760	powershell.exe
Token: SeTakeOwnershipPrivilege	4760	powershell.exe
Token: SeLoadDriverPrivilege	4760	powershell.exe
Token: SeSystemProfilePrivilege	4760	powershell.exe
Token: SeSystemtimePrivilege	4760	powershell.exe
Token: SeProfSingleProcessPrivilege	4760	powershell.exe
Token: SeIncBasePriorityPrivilege	4760	powershell.exe
Token: SeCreatePagefilePrivilege	4760	powershell.exe
Token: SeBackupPrivilege	4760	powershell.exe
Token: SeRestorePrivilege	4760	powershell.exe
Token: SeShutdownPrivilege	4760	powershell.exe
Token: SeDebugPrivilege	4760	powershell.exe
Token: SeSystemEnvironmentPrivilege	4760	powershell.exe
Token: SeRemoteShutdownPrivilege	4760	powershell.exe
Token: SeUndockPrivilege	4760	powershell.exe
Token: SeManageVolumePrivilege	4760	powershell.exe
Token: 33	4760	powershell.exe
Token: 34	4760	powershell.exe
Token: 35	4760	powershell.exe
Token: 36	4760	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

wscript.EXEcscript.exe

description	pid	process	target process
PID 2688 wrote to memory of 4496	2688	wscript.EXE	cscript.exe
PID 2688 wrote to memory of 4496	2688	wscript.EXE	cscript.exe
PID 4496 wrote to memory of 4760	4496	cscript.exe	powershell.exe
PID 4496 wrote to memory of 4760	4496	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 13935.js"
1⤵
PID:3324

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE STRUCT~1.JS
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2688

C:\Windows\System32\cscript.exe
"C:\Windows\System32\cscript.exe" "STRUCT~1.JS"
2⤵
- Suspicious use of WriteProcessMemory
PID:4496

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:4760

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

JavaScript

1

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u3keik3s.4ub.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\STRUCT~1.JS
Filesize
39.2MB

MD5
d50c06b61c0745d4aa808cb26150f5a1

SHA1
eb1ca2affbf1ee3dc561b891fe021513469128c1

SHA256
edb8ecf5879ab431f830f600cc7ff4233a2d178cb41d3c95aaae685748a88d25

SHA512
5c5fef225cf141301a733af02844c2aa1534f17b1af9bea5f39053831aec44ed3f4882435ff67e763fb9f5790971733d858712b4f26d02f4266a344a798bd0af

Download Submit
memory/4760-8-0x0000023955240000-0x0000023955262000-memory.dmp

Filesize
136KB

Download
memory/4760-13-0x0000023957580000-0x00000239575C4000-memory.dmp

Filesize
272KB

Download
memory/4760-14-0x00000239579B0000-0x0000023957A26000-memory.dmp

Filesize
472KB

Download
memory/4760-15-0x0000023957C10000-0x0000023957C3A000-memory.dmp

Filesize
168KB

Download
memory/4760-16-0x0000023957C10000-0x0000023957C34000-memory.dmp

Filesize
144KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads