phorphiex | 3b13296be8fe3983a6cac466231d721641ed45686b0d9550fe785f97c913b6d1

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 10:22

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General

Target
2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe
Size 4.4MB
Sample240802-mebp5avelp
SHA256 3b13296be8fe3983a6cac466231d721641ed45686b0d9550fe785f97c913b6d1
MD5 28b09e841121881401222a0b9d40ad7d
SHA1 3d2f400297cc3ea358163126d3f25e57a046c4d6
SHA512 6a2d4f929a376b8931b697ba6af0475a9a7e0f1c05ef147c9f71446b6750d9f6a89593b1149029f50acb9395e39c9a9220631d442fc0271e46df1aae3fb9a740
SSDEEP 98304:Lr9427aT/oc2+rYsnMQJMhUjRdZym+FX0:aX2+r/MQJZRbyX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

phorphiex xmrig discovery evasion execution loader miner persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.66/
http://91.202.233.141/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035
TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6
qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
XryzFMFVpDUvU7famUGf214EXD3xNUSmQf
LLeT2zkStY3cvxMBFhoWXkG5VuZPoezduv
rwc4LVd9ABpULQ1CuCpDkgX2xVB1fUijyb
4AtjkCVKbtEC3UEN77SQHuH9i1XkzNiRi5VCbA2XGsJh46nJSXfGQn4GjLuupCqmC57Lo7LvKmFUyRfhtJSvKvuw3h9ReKK
15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC
17hgMFyLDwMjxWqw5GhijhnPdJDyFDqecY
ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp
3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc
3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3
DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA
t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh
stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj
bnb1epx67ne4vckqmaj4gwke8m322f4yjr6eh52wqw
bc1qmpkehfffkr6phuklsksnd7nhgx0369sxu772m3
bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3

Attributes

mutex
x88767657x
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Signatures

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4"	sysmysldrv.exe

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0009000000023483-10.dat	family_phorphiex

Phorphiex, Phorpiex
Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.
worm trojan loader phorphiex

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

description	pid	Process	procid_target
PID 4664 created 3416	4664	3842529031.exe	56
PID 4664 created 3416	4664	3842529031.exe	56
PID 2468 created 3416	2468	wupgrdsv.exe	56
PID 2468 created 3416	2468	wupgrdsv.exe	56

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysmysldrv.exe

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 9 IoCs

miner

resource	yara_rule
behavioral2/memory/2468-114-0x00007FF727E30000-0x00007FF7283A6000-memory.dmp	xmrig
behavioral2/memory/3836-116-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig
behavioral2/memory/3836-118-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig
behavioral2/memory/3836-119-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig
behavioral2/memory/3836-120-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig
behavioral2/memory/3836-121-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig
behavioral2/memory/3836-122-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig
behavioral2/memory/3836-123-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig
behavioral2/memory/3836-125-0x00007FF601550000-0x00007FF601D3F000-memory.dmp	xmrig

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
388	powershell.exe
1612	powershell.exe
4856	powershell.exe

Downloads MZ/PE file
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

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-1-5-21-857544305-989156968-2929034274-1000\Control Panel\International\Geo\Nation	sysmysldrv.exe

Executes dropped EXE 8 IoCs

pid	Process
4496	973F.exe
2876	3045233389.exe
4168	sysmysldrv.exe
3588	33994998.exe
2284	2889329288.exe
4420	212672785.exe
4664	3842529031.exe
2468	wupgrdsv.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysmysldrv.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysmysldrv.exe"	3045233389.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2468 set thread context of 3836	2468	wupgrdsv.exe	113

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\sysmysldrv.exe	3045233389.exe
File opened for modification	C:\Windows\sysmysldrv.exe	3045233389.exe

Launches sc.exe 5 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4700	sc.exe
1896	sc.exe
3260	sc.exe
2308	sc.exe
1080	sc.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 15 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	973F.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3045233389.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysmysldrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2889329288.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	212672785.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33994998.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4856	powershell.exe
4856	powershell.exe
4664	3842529031.exe
4664	3842529031.exe
388	powershell.exe
388	powershell.exe
4664	3842529031.exe
4664	3842529031.exe
2468	wupgrdsv.exe
2468	wupgrdsv.exe
1612	powershell.exe
1612	powershell.exe
2468	wupgrdsv.exe
2468	wupgrdsv.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4856	powershell.exe
Token: SeDebugPrivilege	388	powershell.exe
Token: SeIncreaseQuotaPrivilege	388	powershell.exe
Token: SeSecurityPrivilege	388	powershell.exe
Token: SeTakeOwnershipPrivilege	388	powershell.exe
Token: SeLoadDriverPrivilege	388	powershell.exe
Token: SeSystemProfilePrivilege	388	powershell.exe
Token: SeSystemtimePrivilege	388	powershell.exe
Token: SeProfSingleProcessPrivilege	388	powershell.exe
Token: SeIncBasePriorityPrivilege	388	powershell.exe
Token: SeCreatePagefilePrivilege	388	powershell.exe
Token: SeBackupPrivilege	388	powershell.exe
Token: SeRestorePrivilege	388	powershell.exe
Token: SeShutdownPrivilege	388	powershell.exe
Token: SeDebugPrivilege	388	powershell.exe
Token: SeSystemEnvironmentPrivilege	388	powershell.exe
Token: SeRemoteShutdownPrivilege	388	powershell.exe
Token: SeUndockPrivilege	388	powershell.exe
Token: SeManageVolumePrivilege	388	powershell.exe
Token: 33	388	powershell.exe
Token: 34	388	powershell.exe
Token: 35	388	powershell.exe
Token: 36	388	powershell.exe
Token: SeIncreaseQuotaPrivilege	388	powershell.exe
Token: SeSecurityPrivilege	388	powershell.exe
Token: SeTakeOwnershipPrivilege	388	powershell.exe
Token: SeLoadDriverPrivilege	388	powershell.exe
Token: SeSystemProfilePrivilege	388	powershell.exe
Token: SeSystemtimePrivilege	388	powershell.exe
Token: SeProfSingleProcessPrivilege	388	powershell.exe
Token: SeIncBasePriorityPrivilege	388	powershell.exe
Token: SeCreatePagefilePrivilege	388	powershell.exe
Token: SeBackupPrivilege	388	powershell.exe
Token: SeRestorePrivilege	388	powershell.exe
Token: SeShutdownPrivilege	388	powershell.exe
Token: SeDebugPrivilege	388	powershell.exe
Token: SeSystemEnvironmentPrivilege	388	powershell.exe
Token: SeRemoteShutdownPrivilege	388	powershell.exe
Token: SeUndockPrivilege	388	powershell.exe
Token: SeManageVolumePrivilege	388	powershell.exe
Token: 33	388	powershell.exe
Token: 34	388	powershell.exe
Token: 35	388	powershell.exe
Token: 36	388	powershell.exe
Token: SeIncreaseQuotaPrivilege	388	powershell.exe
Token: SeSecurityPrivilege	388	powershell.exe
Token: SeTakeOwnershipPrivilege	388	powershell.exe
Token: SeLoadDriverPrivilege	388	powershell.exe
Token: SeSystemProfilePrivilege	388	powershell.exe
Token: SeSystemtimePrivilege	388	powershell.exe
Token: SeProfSingleProcessPrivilege	388	powershell.exe
Token: SeIncBasePriorityPrivilege	388	powershell.exe
Token: SeCreatePagefilePrivilege	388	powershell.exe
Token: SeBackupPrivilege	388	powershell.exe
Token: SeRestorePrivilege	388	powershell.exe
Token: SeShutdownPrivilege	388	powershell.exe
Token: SeDebugPrivilege	388	powershell.exe
Token: SeSystemEnvironmentPrivilege	388	powershell.exe
Token: SeRemoteShutdownPrivilege	388	powershell.exe
Token: SeUndockPrivilege	388	powershell.exe
Token: SeManageVolumePrivilege	388	powershell.exe
Token: 33	388	powershell.exe
Token: 34	388	powershell.exe
Token: 35	388	powershell.exe

Suspicious use of FindShellTrayWindow 62 IoCs

pid	Process
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe

Suspicious use of SendNotifyMessage 62 IoCs

pid	Process
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe
3836	notepad.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4800	2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 4800 wrote to memory of 4496	4800	2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe	86
PID 4800 wrote to memory of 4496	4800	2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe	86
PID 4800 wrote to memory of 4496	4800	2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe	86
PID 4496 wrote to memory of 2876	4496	973F.exe	87
PID 4496 wrote to memory of 2876	4496	973F.exe	87
PID 4496 wrote to memory of 2876	4496	973F.exe	87
PID 2876 wrote to memory of 4168	2876	3045233389.exe	88
PID 2876 wrote to memory of 4168	2876	3045233389.exe	88
PID 2876 wrote to memory of 4168	2876	3045233389.exe	88
PID 4168 wrote to memory of 3080	4168	sysmysldrv.exe	89
PID 4168 wrote to memory of 3080	4168	sysmysldrv.exe	89
PID 4168 wrote to memory of 3080	4168	sysmysldrv.exe	89
PID 4168 wrote to memory of 3640	4168	sysmysldrv.exe	91
PID 4168 wrote to memory of 3640	4168	sysmysldrv.exe	91
PID 4168 wrote to memory of 3640	4168	sysmysldrv.exe	91
PID 3080 wrote to memory of 4856	3080	cmd.exe	93
PID 3080 wrote to memory of 4856	3080	cmd.exe	93
PID 3080 wrote to memory of 4856	3080	cmd.exe	93
PID 3640 wrote to memory of 2308	3640	cmd.exe	94
PID 3640 wrote to memory of 2308	3640	cmd.exe	94
PID 3640 wrote to memory of 2308	3640	cmd.exe	94
PID 3640 wrote to memory of 1080	3640	cmd.exe	95
PID 3640 wrote to memory of 1080	3640	cmd.exe	95
PID 3640 wrote to memory of 1080	3640	cmd.exe	95
PID 3640 wrote to memory of 4700	3640	cmd.exe	96
PID 3640 wrote to memory of 4700	3640	cmd.exe	96
PID 3640 wrote to memory of 4700	3640	cmd.exe	96
PID 3640 wrote to memory of 1896	3640	cmd.exe	97
PID 3640 wrote to memory of 1896	3640	cmd.exe	97
PID 3640 wrote to memory of 1896	3640	cmd.exe	97
PID 3640 wrote to memory of 3260	3640	cmd.exe	98
PID 3640 wrote to memory of 3260	3640	cmd.exe	98
PID 3640 wrote to memory of 3260	3640	cmd.exe	98
PID 4168 wrote to memory of 3588	4168	sysmysldrv.exe	99
PID 4168 wrote to memory of 3588	4168	sysmysldrv.exe	99
PID 4168 wrote to memory of 3588	4168	sysmysldrv.exe	99
PID 4168 wrote to memory of 2284	4168	sysmysldrv.exe	100
PID 4168 wrote to memory of 2284	4168	sysmysldrv.exe	100
PID 4168 wrote to memory of 2284	4168	sysmysldrv.exe	100
PID 4168 wrote to memory of 4420	4168	sysmysldrv.exe	104
PID 4168 wrote to memory of 4420	4168	sysmysldrv.exe	104
PID 4168 wrote to memory of 4420	4168	sysmysldrv.exe	104
PID 4420 wrote to memory of 4664	4420	212672785.exe	105
PID 4420 wrote to memory of 4664	4420	212672785.exe	105
PID 2468 wrote to memory of 3836	2468	wupgrdsv.exe	113

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3416
- C:\Users\Admin\AppData\Local\Temp\2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe
  "C:\Users\Admin\AppData\Local\Temp\2024-08-02_28b09e841121881401222a0b9d40ad7d_bkransomware_hijackloader_revil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4800
- - C:\Users\Admin\AppData\Local\Temp\973F.exe
    "C:\Users\Admin\AppData\Local\Temp\973F.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4496
  - - C:\Users\Admin\AppData\Local\Temp\3045233389.exe
      C:\Users\Admin\AppData\Local\Temp\3045233389.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2876
    - - C:\Windows\sysmysldrv.exe
        
        C:\Windows\sysmysldrv.exe
        5⤵
        Modifies security service
        Windows security bypass
        Checks computer location settings
        Executes dropped EXE
        Windows security modification
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4168
      - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3080
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
        7⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4856
      - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop DoSvc & sc stop BITS
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3640
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop UsoSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2308
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop WaaSMedicSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:1080
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop wuauserv
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:4700
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop DoSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:1896
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop BITS
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:3260
      - C:\Users\Admin\AppData\Local\Temp\33994998.exe
        
        C:\Users\Admin\AppData\Local\Temp\33994998.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:3588
      - C:\Users\Admin\AppData\Local\Temp\2889329288.exe
        
        C:\Users\Admin\AppData\Local\Temp\2889329288.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2284
      - C:\Users\Admin\AppData\Local\Temp\212672785.exe
        
        C:\Users\Admin\AppData\Local\Temp\212672785.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4420
        
        C:\Users\Admin\AppData\Local\Temp\3842529031.exe
        
        C:\Users\Admin\AppData\Local\Temp\3842529031.exe
        7⤵
        Suspicious use of NtCreateUserProcessOtherParentProcess
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        
        PID:4664
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:388
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
  2⤵
  PID:2904
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:1612
- C:\Windows\System32\notepad.exe
  C:\Windows\System32\notepad.exe
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:3836

C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
"C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

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

Exfiltration

Impact

Service Stop

T1489

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powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 3KB
SHA256 dbd4136bc342e3e92902ec3a30d165452c82997a7ae24ac90775e42d88959e6b
MD5 fee026663fcb662152188784794028ee
SHA1 3c02a26a9cb16648fad85c6477b68ced3cb0cb45
SHA512 7b12bd5c8fc4356b9123d6586b4980cf76012663b41c0dab6f6f21567e2f4005c5bcea2cc2158d157e4f801a281f3e04bad3774cddb3122db309ccf662184bd6
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 d9a273e562d7227ee089058da6c3e60b86d76f61fb835bc39e92f5585968d3d7
MD5 fd92783af881f54549466ffaa86653fa
SHA1 7b12a1886051d7e32e19eb4800958deb786eec45
SHA512 c3e45e3a607cd062c0348dc61b9adfa2ae016a6d27e5f2e99b9b49c6f53f8f04c8c206bf058b0d1aa9e4558f54b0950614f0a4ed4dbe41ad01013a72e3c9bba1
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 18KB
SHA256 ef928c4a4995b7e75db179bc03d3b217cedc90d3f1690fa4ea323cc4da77f440
MD5 03dfcc2706ced526eac515b0c398e41e
SHA1 5245a7a57daec6ddc9e0999a8d686392222ac73a
SHA512 1128a1dac777145e4b6002d16a34f59062d5f0e4c41bfde57ecc91fa0b42ba2289abfb17e87c9c5ddd102b2d1a14c8bbc10456eba4dd2e2ef9535f5e552740df
SSDEEP 384:CsfLok9i+dypf+XWVJkVBokT9K6seYM60y/Kk3SoEAkfYL2Oz/8pQ0gY+G+PKhj:ffbyl+GUrokT9NkBLSfcFz/88Xm
MD5 SHA1 SHA512 SSDEEP

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212672785.exe

Path C:\Users\Admin\AppData\Local\Temp\212672785.exe
Size 10KB
SHA256 5016e413b0c563efc920165e7235c9f2706808877668bd297b41435acc7aade4
MD5 4fe8dc617311f7b6a4b8ebe0b1e24090
SHA1 2bd9341f17c8c0c62e56e1863b1d2f9c43cb30e5
SHA512 910a12fbaffd45b0f797a95c6678a32c4a27adbb7d1474f183f8863d310d31fbba17d5d747da87ac4a30dd7cb22c67a4d1c25b302ef0c3f6954d91a459c692db
SSDEEP 96:vdHiIV5H6c10lqo9ZYAoQdVDCcJ+587tGWAuJxGE9btz2qhRC7tCEOhd1Q:vdHiQ5HV1wr9KA/J+inJxTZtzthyOhd
MD5 SHA1 SHA512 SSDEEP

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3045233389.exe

Path C:\Users\Admin\AppData\Local\Temp\3045233389.exe
Size 92KB
SHA256 d281e0a0f1e1073f2d290a7eb1f77bed4c210dbf83a0f4f4e22073f50faa843f
MD5 be9388b42333b3d4e163b0ace699897b
SHA1 4e1109772eb9cb59c557380822166fe1664403bd
SHA512 5f887f1060b898c9a88745cde7cf509fdf42947ab8e5948b46c2df659468dc245b24d089bdbec0b314c40b83934698bf4b6feb8954e32810ff8f522aab0af19a
SSDEEP 1536:s9Ww4/inFmav82M1KeKKHqW4KYFqkKUSne1wjAUG94wU3K:UWwohOT44KktKGa87U3K
MD5 SHA1 SHA512 SSDEEP

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33994998.exe

Path C:\Users\Admin\AppData\Local\Temp\33994998.exe
Size 7KB
SHA256 7b7d433c6c204ed3bcd1ea74106592edfa1a30b6ef7bbc3ed21efcbadc51e526
MD5 af0622340ed8ba48efa92e0b2d9aca7b
SHA1 77e7181b4d4e6957cf13ba37f590cf219aac88cb
SHA512 e1368c1c292789115b51cae549bd2d484dbc614eb3e57aa5fce324385d28e9fbddf60064b4c88237b38cded294d090d07c491b646651c45bcd6235630d94ef46
SSDEEP 96:mzwFX3bMUk2d5BDHN9LT+9AjXwL/vjZCJxSEcUOy2qp3C7tCEI4LO:MwFnQUk4vJ+6ooJx3cUOytpcI4K
MD5 SHA1 SHA512 SSDEEP

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3842529031.exe

Path C:\Users\Admin\AppData\Local\Temp\3842529031.exe
Size 5.4MB
SHA256 dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493
MD5 41ab08c1955fce44bfd0c76a64d1945a
SHA1 2b9cb05f4de5d98c541d15175d7f0199cbdd0eea
SHA512 38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116
SSDEEP 98304:vavlQIN33nVKboT7MAwtCUxDwoQtKjnX6Og6X2XcNlfYWzdgIT3:vIlQIN33nVKboT7MAwtCYzQQjn46yQls
MD5 SHA1 SHA512 SSDEEP

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973F.exe

Path C:\Users\Admin\AppData\Local\Temp\973F.exe
Size 9KB
SHA256 feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278
MD5 8d8e6c7952a9dc7c0c73911c4dbc5518
SHA1 9098da03b33b2c822065b49d5220359c275d5e94
SHA512 91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645
SSDEEP 96:zMn7AN23D0TXraYgnY1dTNDiIp+BYA8vrcVO15uJxGE9YUBz2qh3C7tCEkC:A7ANUYhUYPtp+OFMJxTmUBzthckC
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_iivjmdw3.d4g.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iivjmdw3.d4g.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/388-83-0x000002E3FDC00000-0x000002E3FDC22000-memory.dmp

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memory/2468-114-0x00007FF727E30000-0x00007FF7283A6000-memory.dmp

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memory/3836-120-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/3836-116-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/3836-115-0x0000028681B60000-0x0000028681B80000-memory.dmp

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memory/3836-119-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/3836-121-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/3836-122-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/3836-118-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/3836-123-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/3836-125-0x00007FF601550000-0x00007FF601D3F000-memory.dmp

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memory/4664-98-0x00007FF72A450000-0x00007FF72A9C6000-memory.dmp

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memory/4856-33-0x0000000005ED0000-0x0000000005F1C000-memory.dmp

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memory/4856-56-0x0000000007510000-0x000000000752A000-memory.dmp

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memory/4856-57-0x00000000074F0000-0x00000000074F8000-memory.dmp

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memory/4856-55-0x0000000007420000-0x0000000007434000-memory.dmp

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memory/4856-52-0x0000000007410000-0x000000000741E000-memory.dmp

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memory/4856-51-0x00000000073E0000-0x00000000073F1000-memory.dmp

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memory/4856-50-0x0000000007450000-0x00000000074E6000-memory.dmp

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memory/4856-49-0x0000000007240000-0x000000000724A000-memory.dmp

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memory/4856-48-0x00000000071F0000-0x000000000720A000-memory.dmp

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memory/4856-47-0x0000000007870000-0x0000000007EEA000-memory.dmp

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memory/4856-46-0x0000000007090000-0x0000000007133000-memory.dmp

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memory/4856-45-0x0000000006470000-0x000000000648E000-memory.dmp

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memory/4856-35-0x000000006F490000-0x000000006F4DC000-memory.dmp

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memory/4856-34-0x0000000006490000-0x00000000064C2000-memory.dmp

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memory/4856-32-0x0000000005EA0000-0x0000000005EBE000-memory.dmp

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memory/4856-31-0x0000000005A20000-0x0000000005D74000-memory.dmp

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memory/4856-21-0x00000000058B0000-0x0000000005916000-memory.dmp

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memory/4856-20-0x00000000057D0000-0x0000000005836000-memory.dmp

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memory/4856-19-0x0000000004EF0000-0x0000000004F12000-memory.dmp

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memory/4856-18-0x0000000004F70000-0x0000000005598000-memory.dmp

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memory/4856-17-0x00000000048D0000-0x0000000004906000-memory.dmp

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