Analysis
-
max time kernel
124s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2023 16:55
Behavioral task
behavioral1
Sample
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe
Resource
win7-20221111-en
General
-
Target
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe
-
Size
4.8MB
-
MD5
805f586cf296bb8e50a11dd01898f4dd
-
SHA1
f1cbe4fa0adf5c437aacb0aa7dbc39301c4932bf
-
SHA256
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344
-
SHA512
ff40888e0fb79027fc99bdf57775994453b35a615e5a89f3c22852403191fba908423353335e823e1bb2af7b9907fe1dbeeb1495d12032ca848df0a207fa8051
-
SSDEEP
98304:oluFSBraq4cZUfKR6yJRNbQ5ajRChRRhO3xrToyX08tVrtVM3WURxn85Bt:TFSB+q4aUfKxRNb9RbxrTom08tVBVwWd
Malware Config
Extracted
privateloader
http://91.241.19.125/pub.php?pub=one
http://sarfoods.com/index.php
208.67.104.60
-
payload_url
https://cdn.discordapp.com/attachments/910842184708792331/931507465563045909/dingo_20220114120058.bmp
https://c.xyzgamec.com/userdown/2202/random.exe
http://193.56.146.76/Proxytest.exe
http://www.yzsyjyjh.com/askhelp23/askinstall23.exe
http://privacy-tools-for-you-780.com/downloads/toolspab3.exe
http://luminati-china.xyz/aman/casper2.exe
https://innovicservice.net/assets/vendor/counterup/RobCleanerInstlr95038215.exe
http://tg8.cllgxx.com/hp8/g1/yrpp1047.exe
https://cdn.discordapp.com/attachments/910842184708792331/930849718240698368/Roll.bmp
https://cdn.discordapp.com/attachments/910842184708792331/930850766787330068/real1201.bmp
https://cdn.discordapp.com/attachments/910842184708792331/930882959131693096/Installer.bmp
http://185.215.113.208/ferrari.exe
https://cdn.discordapp.com/attachments/910842184708792331/931233371110141962/LingeringsAntiphon.bmp
https://cdn.discordapp.com/attachments/910842184708792331/931285223709225071/russ.bmp
https://cdn.discordapp.com/attachments/910842184708792331/932720393201016842/filinnn.bmp
https://cdn.discordapp.com/attachments/910842184708792331/933436611427979305/build20k.bmp
https://c.xyzgamec.com/userdown/2202/random.exe
http://mnbuiy.pw/adsli/note8876.exe
http://www.yzsyjyjh.com/askhelp23/askinstall23.exe
http://luminati-china.xyz/aman/casper2.exe
https://suprimax.vet.br/css/fonts/OneCleanerInst942914.exe
http://tg8.cllgxx.com/hp8/g1/ssaa1047.exe
https://www.deezloader.app/files/Deezloader_Remix_Installer_64_bit_4.3.0_Setup.exe
https://www.deezloader.app/files/Deezloader_Remix_Installer_32_bit_4.3.0_Setup.exe
https://cdn.discordapp.com/attachments/910281601559167006/911516400005296219/anyname.exe
https://cdn.discordapp.com/attachments/910281601559167006/911516894660530226/PBsecond.exe
https://cdn.discordapp.com/attachments/910842184708792331/914047763304550410/Xpadder.bmp
Signatures
-
PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe -
Processes:
resource yara_rule behavioral2/memory/4956-136-0x0000000000F10000-0x0000000001764000-memory.dmp themida behavioral2/memory/4956-143-0x0000000000F10000-0x0000000001764000-memory.dmp themida -
Processes:
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 24 ipinfo.io 23 ipinfo.io -
Drops file in System32 directory 4 IoCs
Processes:
InstallUtil.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy InstallUtil.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini InstallUtil.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol InstallUtil.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI InstallUtil.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exepid process 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exedescription pid process target process PID 4956 set thread context of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
InstallUtil.exepid process 1708 InstallUtil.exe 1708 InstallUtil.exe 1708 InstallUtil.exe 1708 InstallUtil.exe 1708 InstallUtil.exe 1708 InstallUtil.exe 1708 InstallUtil.exe 1708 InstallUtil.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exedescription pid process target process PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe PID 4956 wrote to memory of 1708 4956 7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe InstallUtil.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe"C:\Users\Admin\AppData\Local\Temp\7e990b674b0cfafa59c4a2800698c430321223b47a0722d86e0e3f41b5aab344.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1708-140-0x0000000000400000-0x0000000000668000-memory.dmpFilesize
2.4MB
-
memory/1708-148-0x0000000000400000-0x0000000000668000-memory.dmpFilesize
2.4MB
-
memory/1708-147-0x0000000000400000-0x0000000000668000-memory.dmpFilesize
2.4MB
-
memory/1708-144-0x0000000000400000-0x0000000000668000-memory.dmpFilesize
2.4MB
-
memory/1708-142-0x0000000000400000-0x0000000000668000-memory.dmpFilesize
2.4MB
-
memory/1708-141-0x00000000005D88A2-mapping.dmp
-
memory/4956-137-0x00000144ED5C0000-0x00000144ED636000-memory.dmpFilesize
472KB
-
memory/4956-139-0x00007FFFE81E0000-0x00007FFFE8CA1000-memory.dmpFilesize
10.8MB
-
memory/4956-138-0x00000144ED510000-0x00000144ED52E000-memory.dmpFilesize
120KB
-
memory/4956-143-0x0000000000F10000-0x0000000001764000-memory.dmpFilesize
8.3MB
-
memory/4956-133-0x0000000000F10000-0x0000000001764000-memory.dmpFilesize
8.3MB
-
memory/4956-145-0x00007FFFE81E0000-0x00007FFFE8CA1000-memory.dmpFilesize
10.8MB
-
memory/4956-146-0x00007FF806F90000-0x00007FF807185000-memory.dmpFilesize
2.0MB
-
memory/4956-136-0x0000000000F10000-0x0000000001764000-memory.dmpFilesize
8.3MB
-
memory/4956-135-0x00007FF806F90000-0x00007FF807185000-memory.dmpFilesize
2.0MB