gootloader | d69806d3e2d3a414278334188894d3c3f1704f047aa9cb72d6b85f48f7de45b0

Analysis

max time kernel
132s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2024 17:26

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General

Target

unionoftaxationemployeescollectiveagreement35285.js
Size

10.6MB
MD5

a4941b073a1cf1183a4f3be6ac321ce4
SHA1

41383a555a57144cdce8d3bea8d61123c15c6148
SHA256

d69806d3e2d3a414278334188894d3c3f1704f047aa9cb72d6b85f48f7de45b0
SHA512

4d42854364311f17db09edc2cd8bc535a03dbdd8972bd608963adb63dcb3a8ec258479d00fa2cfd84ef11c7b5779f94e955b403ed3317309463a394a282fa82a
SSDEEP

49152:H3ncwnVlbwzu6Uvq/s+LfHQe3ncwnVlbwzu6Uvq/s+LfHQe3ncwnVlbwzu6Uvq/Q:H4444444s

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 3 IoCs

flow	pid	Process
38	1068	powershell.exe
44	1068	powershell.exe
47	1068	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-1-5-21-523280732-2327480845-3730041215-1000\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-1-5-21-523280732-2327480845-3730041215-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1068	powershell.exe
1068	powershell.exe
1068	powershell.exe
1068	powershell.exe
1068	powershell.exe
1068	powershell.exe
1068	powershell.exe
1068	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1068	powershell.exe
Token: SeIncreaseQuotaPrivilege	1068	powershell.exe
Token: SeSecurityPrivilege	1068	powershell.exe
Token: SeTakeOwnershipPrivilege	1068	powershell.exe
Token: SeLoadDriverPrivilege	1068	powershell.exe
Token: SeSystemProfilePrivilege	1068	powershell.exe
Token: SeSystemtimePrivilege	1068	powershell.exe
Token: SeProfSingleProcessPrivilege	1068	powershell.exe
Token: SeIncBasePriorityPrivilege	1068	powershell.exe
Token: SeCreatePagefilePrivilege	1068	powershell.exe
Token: SeBackupPrivilege	1068	powershell.exe
Token: SeRestorePrivilege	1068	powershell.exe
Token: SeShutdownPrivilege	1068	powershell.exe
Token: SeDebugPrivilege	1068	powershell.exe
Token: SeSystemEnvironmentPrivilege	1068	powershell.exe
Token: SeRemoteShutdownPrivilege	1068	powershell.exe
Token: SeUndockPrivilege	1068	powershell.exe
Token: SeManageVolumePrivilege	1068	powershell.exe
Token: 33	1068	powershell.exe
Token: 34	1068	powershell.exe
Token: 35	1068	powershell.exe
Token: 36	1068	powershell.exe
Token: SeIncreaseQuotaPrivilege	1068	powershell.exe
Token: SeSecurityPrivilege	1068	powershell.exe
Token: SeTakeOwnershipPrivilege	1068	powershell.exe
Token: SeLoadDriverPrivilege	1068	powershell.exe
Token: SeSystemProfilePrivilege	1068	powershell.exe
Token: SeSystemtimePrivilege	1068	powershell.exe
Token: SeProfSingleProcessPrivilege	1068	powershell.exe
Token: SeIncBasePriorityPrivilege	1068	powershell.exe
Token: SeCreatePagefilePrivilege	1068	powershell.exe
Token: SeBackupPrivilege	1068	powershell.exe
Token: SeRestorePrivilege	1068	powershell.exe
Token: SeShutdownPrivilege	1068	powershell.exe
Token: SeDebugPrivilege	1068	powershell.exe
Token: SeSystemEnvironmentPrivilege	1068	powershell.exe
Token: SeRemoteShutdownPrivilege	1068	powershell.exe
Token: SeUndockPrivilege	1068	powershell.exe
Token: SeManageVolumePrivilege	1068	powershell.exe
Token: 33	1068	powershell.exe
Token: 34	1068	powershell.exe
Token: 35	1068	powershell.exe
Token: 36	1068	powershell.exe
Token: SeIncreaseQuotaPrivilege	1068	powershell.exe
Token: SeSecurityPrivilege	1068	powershell.exe
Token: SeTakeOwnershipPrivilege	1068	powershell.exe
Token: SeLoadDriverPrivilege	1068	powershell.exe
Token: SeSystemProfilePrivilege	1068	powershell.exe
Token: SeSystemtimePrivilege	1068	powershell.exe
Token: SeProfSingleProcessPrivilege	1068	powershell.exe
Token: SeIncBasePriorityPrivilege	1068	powershell.exe
Token: SeCreatePagefilePrivilege	1068	powershell.exe
Token: SeBackupPrivilege	1068	powershell.exe
Token: SeRestorePrivilege	1068	powershell.exe
Token: SeShutdownPrivilege	1068	powershell.exe
Token: SeDebugPrivilege	1068	powershell.exe
Token: SeSystemEnvironmentPrivilege	1068	powershell.exe
Token: SeRemoteShutdownPrivilege	1068	powershell.exe
Token: SeUndockPrivilege	1068	powershell.exe
Token: SeManageVolumePrivilege	1068	powershell.exe
Token: 33	1068	powershell.exe
Token: 34	1068	powershell.exe
Token: 35	1068	powershell.exe
Token: 36	1068	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 780 wrote to memory of 3568	780	wscript.EXE	93
PID 780 wrote to memory of 3568	780	wscript.EXE	93
PID 3568 wrote to memory of 1068	3568	cscript.exe	95
PID 3568 wrote to memory of 1068	3568	cscript.exe	95

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\unionoftaxationemployeescollectiveagreement35285.js
1⤵
PID:2464

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE GREENH~1.JS
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:780
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" "GREENH~1.JS"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3568
- - 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:1068

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_mzwrlj3d.pzr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
45.6MB

MD5
242b497332d9530865c2f289142ee316

SHA1
929d35e1b006a260bc5db0d29460bcfcf6b3c7e6

SHA256
79caf357853137fc47f9467ddac92602207dcf9775fd07db5cafaf2874f6d20f

SHA512
c04f71d9249d3302b91b41138297a4bee889d79d241f1ebde08ca31cc909daba2ef39c6b9d2c8e9f5ef591e5b0f93c6083db6b1d0a3da80453a91e18b60b2f88

Download Submit
memory/1068-3-0x0000021A5E110000-0x0000021A5E132000-memory.dmp

Filesize
136KB

Download
memory/1068-13-0x0000021A789C0000-0x0000021A78A04000-memory.dmp

Filesize
272KB

Download
memory/1068-14-0x0000021A78CF0000-0x0000021A78D66000-memory.dmp

Filesize
472KB

Download
memory/1068-15-0x0000021A78F10000-0x0000021A78F3A000-memory.dmp

Filesize
168KB

Download
memory/1068-16-0x0000021A78F10000-0x0000021A78F34000-memory.dmp

Filesize
144KB

Download