privateloader | 9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777

General

Target

611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exe
Size

402KB
MD5

5ae2c7e495880d7e209a41158fd72984
SHA1

f2bd4549f77a5c6af49259b60caf937b31decbf0
SHA256

9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777
SHA512

16364431e2d8b0e48189f571b1b713da08129ea3b00d18723d981b7ace39b9d1cd7b55d4a48ea53bb8e7940f0c76ef70b5614a5a8d08bdb73827539e4cc7d5cf
SSDEEP

12288:MZFjgB8S7dgKfFTJnUxzJQK2LM0r04JduPK1LOE/BE:M3jgCS7BFnUbR60wLLOSi

Score

10^/10

privateloader aspackv2 discovery loader

Malware Config

Extracted

Family

privateloader

C2

http://212.193.30.45/proxies.txt

http://212.193.30.29/server.txt

pastebin.com/raw/A7dSG1te

http://wfsdragon.ru/api/setStats.php

212.193.30.21

Attributes

payload_url
https://vipsofts.xyz/files/mega.bmp

Signatures

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\vXQpuA.exe	aspack_v212_v242

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:

vXQpuA.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Control Panel\International\Geo\Nation vXQpuA.exe
Executes dropped EXE 1 IoCs

Processes:

vXQpuA.exe

pid process

1188 vXQpuA.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

63 pastebin.com
64 pastebin.com

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Control Panel\International\Geo\Nation	vXQpuA.exe

pid	process
1188	vXQpuA.exe

flow	ioc
63	pastebin.com
64	pastebin.com

Drops file in Program Files directory 64 IoCs

Processes:

vXQpuA.exe

description	ioc	process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.106\notification_helper.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	vXQpuA.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{8DD98273-B760-4BBB-A73C-31CE6F01C533}\chrome_installer.exe	vXQpuA.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exevXQpuA.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vXQpuA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exevXQpuA.exe

description	pid	process	target process
PID 3900 wrote to memory of 1188	3900	611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exe	vXQpuA.exe
PID 3900 wrote to memory of 1188	3900	611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exe	vXQpuA.exe
PID 3900 wrote to memory of 1188	3900	611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exe	vXQpuA.exe
PID 1188 wrote to memory of 5424	1188	vXQpuA.exe	cmd.exe
PID 1188 wrote to memory of 5424	1188	vXQpuA.exe	cmd.exe
PID 1188 wrote to memory of 5424	1188	vXQpuA.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exe
"C:\Users\Admin\AppData\Local\Temp\611479C78035C912DD69E3CFDADBF74649BB1FCE6241B7573CFB0C7A2FC2FB2F.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3900
- C:\Users\Admin\AppData\Local\Temp\vXQpuA.exe
  C:\Users\Admin\AppData\Local\Temp\vXQpuA.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1188
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\53152be2.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\I0E3LJN0\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\1EE2491D.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\53152be2.bat

Filesize
187B

MD5
4a6799b19ffd93c5ae966597a8c220e9

SHA1
ef5e582d8dd07c4b51209797a9b3a7408a59ca70

SHA256
7358941855ec27275524e82791375a2a4558a201325d93799aacf41faa1bf2c3

SHA512
3a106599a9b3bfb1ee5ca2b6ee0567dcb23b68930fc17a8c50ee2b99ccc814fc8fdf5c85431877be0181a399913c55e1b07ba3498c377d4c5bf25c7e39fc1f33

Download Submit
C:\Users\Admin\AppData\Local\Temp\vXQpuA.exe

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/1188-4-0x0000000000880000-0x0000000000889000-memory.dmp

Filesize
36KB

Download
memory/1188-25-0x0000000000880000-0x0000000000889000-memory.dmp

Filesize
36KB

Download
memory/3900-0-0x0000000000350000-0x00000000003B9000-memory.dmp

Filesize
420KB

Download
memory/3900-27-0x0000000000350000-0x00000000003B9000-memory.dmp

Filesize
420KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads