gootloader | 594b1e33e576cd7f28ed0bbeeb46ea16e80c1db7d1048e8a040abbfdb0e8467e

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
22/02/2024, 08:02

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General

Target

test.js
Size

1.7MB
MD5

968ee3bb4dd8c643334ada06e3265c72
SHA1

b4e2438a08f1581e79435bc2b2a00d3c3c1271a7
SHA256

594b1e33e576cd7f28ed0bbeeb46ea16e80c1db7d1048e8a040abbfdb0e8467e
SHA512

51085e2ad98a44217a03aad7569e036c57d6cdb8243f30e1dcc6c7d3ea13da963f78744678cfbed25b544bdbf839e3347d601dfbfa5de90b62eaa46e3690990d
SSDEEP

12288:SeEYbhfw4Y/hz2z+FIE5AlQlDu90TsDJWx5u1xNydLpg8hC6gQl6GfwgqqQkv2Gq:Sefbhfj8SWHu1/wD5HroObm

Score

10^/10

gootloader loader

Malware Config

Signatures

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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
31	632	powershell.exe
34	632	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-1-5-21-3538781373-1545967067-4263767959-1000\Control Panel\International\Geo\Nation	wscript.EXE

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-1-5-21-3538781373-1545967067-4263767959-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
632	powershell.exe
632	powershell.exe
632	powershell.exe
632	powershell.exe
632	powershell.exe
632	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	632	powershell.exe
Token: SeIncreaseQuotaPrivilege	632	powershell.exe
Token: SeSecurityPrivilege	632	powershell.exe
Token: SeTakeOwnershipPrivilege	632	powershell.exe
Token: SeLoadDriverPrivilege	632	powershell.exe
Token: SeSystemProfilePrivilege	632	powershell.exe
Token: SeSystemtimePrivilege	632	powershell.exe
Token: SeProfSingleProcessPrivilege	632	powershell.exe
Token: SeIncBasePriorityPrivilege	632	powershell.exe
Token: SeCreatePagefilePrivilege	632	powershell.exe
Token: SeBackupPrivilege	632	powershell.exe
Token: SeRestorePrivilege	632	powershell.exe
Token: SeShutdownPrivilege	632	powershell.exe
Token: SeDebugPrivilege	632	powershell.exe
Token: SeSystemEnvironmentPrivilege	632	powershell.exe
Token: SeRemoteShutdownPrivilege	632	powershell.exe
Token: SeUndockPrivilege	632	powershell.exe
Token: SeManageVolumePrivilege	632	powershell.exe
Token: 33	632	powershell.exe
Token: 34	632	powershell.exe
Token: 35	632	powershell.exe
Token: 36	632	powershell.exe
Token: SeIncreaseQuotaPrivilege	632	powershell.exe
Token: SeSecurityPrivilege	632	powershell.exe
Token: SeTakeOwnershipPrivilege	632	powershell.exe
Token: SeLoadDriverPrivilege	632	powershell.exe
Token: SeSystemProfilePrivilege	632	powershell.exe
Token: SeSystemtimePrivilege	632	powershell.exe
Token: SeProfSingleProcessPrivilege	632	powershell.exe
Token: SeIncBasePriorityPrivilege	632	powershell.exe
Token: SeCreatePagefilePrivilege	632	powershell.exe
Token: SeBackupPrivilege	632	powershell.exe
Token: SeRestorePrivilege	632	powershell.exe
Token: SeShutdownPrivilege	632	powershell.exe
Token: SeDebugPrivilege	632	powershell.exe
Token: SeSystemEnvironmentPrivilege	632	powershell.exe
Token: SeRemoteShutdownPrivilege	632	powershell.exe
Token: SeUndockPrivilege	632	powershell.exe
Token: SeManageVolumePrivilege	632	powershell.exe
Token: 33	632	powershell.exe
Token: 34	632	powershell.exe
Token: 35	632	powershell.exe
Token: 36	632	powershell.exe
Token: SeIncreaseQuotaPrivilege	632	powershell.exe
Token: SeSecurityPrivilege	632	powershell.exe
Token: SeTakeOwnershipPrivilege	632	powershell.exe
Token: SeLoadDriverPrivilege	632	powershell.exe
Token: SeSystemProfilePrivilege	632	powershell.exe
Token: SeSystemtimePrivilege	632	powershell.exe
Token: SeProfSingleProcessPrivilege	632	powershell.exe
Token: SeIncBasePriorityPrivilege	632	powershell.exe
Token: SeCreatePagefilePrivilege	632	powershell.exe
Token: SeBackupPrivilege	632	powershell.exe
Token: SeRestorePrivilege	632	powershell.exe
Token: SeShutdownPrivilege	632	powershell.exe
Token: SeDebugPrivilege	632	powershell.exe
Token: SeSystemEnvironmentPrivilege	632	powershell.exe
Token: SeRemoteShutdownPrivilege	632	powershell.exe
Token: SeUndockPrivilege	632	powershell.exe
Token: SeManageVolumePrivilege	632	powershell.exe
Token: 33	632	powershell.exe
Token: 34	632	powershell.exe
Token: 35	632	powershell.exe
Token: 36	632	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1000 wrote to memory of 1052	1000	wscript.EXE	91
PID 1000 wrote to memory of 1052	1000	wscript.EXE	91
PID 1052 wrote to memory of 632	1052	cscript.exe	93
PID 1052 wrote to memory of 632	1052	cscript.exe	93

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\test.js
1⤵
PID:2968

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE SEMANT~1.JS
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1000
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" "SEMANT~1.JS"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1052
- - 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:632

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ijiyof1f.2yc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\SEMANT~1.JS

Filesize
34.3MB

MD5
56a922ddf944b911cce456da4336c1b6

SHA1
7e9fa06dcd87831a392ecd5773e671bd1c1a7688

SHA256
1c1f8f49b1c0ed5f3aea916b9dca85c60998e5eb4c82ae62625018ad67d0f0fd

SHA512
f7228b975b7815f7aa77b3859aefb5f71db294baccee80273670e5f264f6cc7c532f4a9bc36194175533615cd48a4ae24ea23ac75c587a9f377e44e20d7a31f8

Download Submit
memory/632-18-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-19-0x000001A24D810000-0x000001A24D83A000-memory.dmp

Filesize
168KB

Download
memory/632-14-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-15-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-16-0x000001A24D4F0000-0x000001A24D534000-memory.dmp

Filesize
272KB

Download
memory/632-17-0x000001A24D630000-0x000001A24D6A6000-memory.dmp

Filesize
472KB

Download
memory/632-12-0x000001A24D600000-0x000001A24D622000-memory.dmp

Filesize
136KB

Download
memory/632-13-0x00007FFB6C3A0000-0x00007FFB6CE61000-memory.dmp

Filesize
10.8MB

Download
memory/632-20-0x000001A24D810000-0x000001A24D834000-memory.dmp

Filesize
144KB

Download
memory/632-21-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-23-0x00007FFB6C3A0000-0x00007FFB6CE61000-memory.dmp

Filesize
10.8MB

Download
memory/632-24-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-25-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-26-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-27-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download
memory/632-28-0x000001A24AF20000-0x000001A24AF30000-memory.dmp

Filesize
64KB

Download