privateloader | 9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 04:44

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General

Target

9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777.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

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

resource	yara_rule
behavioral2/files/0x000b000000023474-3.dat	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation	vXQpuA.exe

Executes dropped EXE 1 IoCs

pid	Process
1832	vXQpuA.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
55	pastebin.com
56	pastebin.com

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.106\chrome_installer.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.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\updater.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.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\bin\jmap.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.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\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.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\Java\jdk-1.8\bin\jsadebugd.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.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 (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.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\pack200.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.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\Java\jdk-1.8\jre\bin\klist.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.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\Mozilla Firefox\maintenanceservice.exe	vXQpuA.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	vXQpuA.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	vXQpuA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	vXQpuA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	vXQpuA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vXQpuA.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 1832	2356	9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777.exe	85
PID 2356 wrote to memory of 1832	2356	9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777.exe	85
PID 2356 wrote to memory of 1832	2356	9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777.exe	85
PID 1832 wrote to memory of 3100	1832	vXQpuA.exe	90
PID 1832 wrote to memory of 3100	1832	vXQpuA.exe	90
PID 1832 wrote to memory of 3100	1832	vXQpuA.exe	90

C:\Users\Admin\AppData\Local\Temp\9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777.exe
"C:\Users\Admin\AppData\Local\Temp\9664f55603f168dc5f7ac498789f5275b2c64fb5ad1bc7c185944421bd5a8777.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- 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:1832
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\77606aae.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3100

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3WWFCFW4\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\14694939.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\77606aae.bat

Filesize
187B

MD5
5dc64f1ae52e63a3d4111b3f182c22a7

SHA1
bcb1f1bb5ae5aa74503775990ca9ccd1af170d7e

SHA256
541787777c4abcb53ec048b1572104b9805f4b134b168f97972883d4a482459d

SHA512
c08fefc12819fbd1f723f337492c0fb359f01f04668d7461f203bfc9d180aaede9d37007372f08be1ff67714c1d77507c59316163accef8323722ea1bdf8710c

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

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/1832-5-0x00000000003B0000-0x00000000003B9000-memory.dmp

Filesize
36KB

Download
memory/1832-47-0x00000000003B0000-0x00000000003B9000-memory.dmp

Filesize
36KB

Download
memory/2356-0-0x0000000000050000-0x00000000000B9000-memory.dmp

Filesize
420KB

Download
memory/2356-49-0x0000000000050000-0x00000000000B9000-memory.dmp

Filesize
420KB

Download