purplefox | d829e97999e1fb03880dc321b0a331937e18b9aa0ee08ca3ab189ce8f410cba1

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 13:43

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General

Target

d829e97999e1fb03880dc321b0a331937e18b9aa0ee08ca3ab189ce8f410cba1.msi
Size

88.1MB
MD5

35e04cd304b5cb510dd3e0ad154811bc
SHA1

cee9a92ad938ff9e3074356ced22c30bf3902378
SHA256

d829e97999e1fb03880dc321b0a331937e18b9aa0ee08ca3ab189ce8f410cba1
SHA512

be40162927e06e071dac23c057afbeb7c33c64b433fb1445ba73da5f656f09aa97c2e95798be4b5b19f964803fb7942a34e58222c9823a890f8e890af4538354
SSDEEP

1572864:gMDsZW2KfoM2J0s2nMqZ5Nhy+cWev3mZuHshbCLPyZAoOw8mMvxIQPm0MVp0:FIZW2KQWntH6+cXvjKbCLPyWol8myxh/

Score

10^/10

purplefox discovery persistence privilege_escalation rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/files/0x0005000000019467-76.dat	purplefox_rootkit
behavioral1/memory/2508-84-0x00000000001F0000-0x00000000004CD000-memory.dmp	purplefox_rootkit

PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\GoogleUpdata_Service = "C:\\programdata\\Mylnk\\down.lnk"	{A18BB0CE-F9A6-475e-AF46-4F0C298EDEE2}.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\GoogleUpdeta_Service = "C:\\Users\\Admin\\2529C59D-0E0D-4391-8E68-0000470DD342\\down.exe"	{6076B8C5-7C77-4369-A384-683039AEFC75}.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2416 set thread context of 2508	2416	down.exe	39

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LineInstaller\LineInstaller\LineInstaller\1000417_baidusem_bianfengguandan.exe	msiexec.exe
File created	C:\Program Files (x86)\LineInstaller\LineInstaller\LineInstaller\LineInst.exe	msiexec.exe

Drops file in Windows directory 11 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Installer\MSI9BC3.tmp	msiexec.exe
File created	C:\Windows\Installer\f769b28.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIA0B5.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\f769b28.ipi	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.ev1	DrvInst.exe
File created	C:\Windows\Installer\f769b27.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\f769b27.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI9CEC.tmp	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.ev3	DrvInst.exe
File opened for modification	C:\Windows\INF\setupapi.dev.log	DrvInst.exe

Executes dropped EXE 5 IoCs

pid	Process
2416	down.exe
2028	down.exe
1620	{A18BB0CE-F9A6-475e-AF46-4F0C298EDEE2}.exe
2700	{6076B8C5-7C77-4369-A384-683039AEFC75}.exe
1700	LineInst.exe

Loads dropped DLL 21 IoCs

pid	Process
2600	MsiExec.exe
2600	MsiExec.exe
2600	MsiExec.exe
2600	MsiExec.exe
2600	MsiExec.exe
2840	MsiExec.exe
2864	MsiExec.exe
2864	MsiExec.exe
2864	MsiExec.exe
2864	MsiExec.exe
2416	down.exe
2416	down.exe
2416	down.exe
2416	down.exe
2416	down.exe
2028	down.exe
2028	down.exe
2028	down.exe
2028	down.exe
2028	down.exe
2600	MsiExec.exe

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

System Information Discovery
T1082

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

persistence privilege_escalation

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
2824	msiexec.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	MsiExec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{A18BB0CE-F9A6-475e-AF46-4F0C298EDEE2}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{6076B8C5-7C77-4369-A384-683039AEFC75}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LineInst.exe

Modifies data under HKEY_USERS 46 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	DrvInst.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe

Modifies registry class 1 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\EditFlags = "1732974280"	{A18BB0CE-F9A6-475e-AF46-4F0C298EDEE2}.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2140	msiexec.exe
2140	msiexec.exe
2864	MsiExec.exe
2864	MsiExec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2824	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2824	msiexec.exe
Token: SeRestorePrivilege	2140	msiexec.exe
Token: SeTakeOwnershipPrivilege	2140	msiexec.exe
Token: SeSecurityPrivilege	2140	msiexec.exe
Token: SeCreateTokenPrivilege	2824	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2824	msiexec.exe
Token: SeLockMemoryPrivilege	2824	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2824	msiexec.exe
Token: SeMachineAccountPrivilege	2824	msiexec.exe
Token: SeTcbPrivilege	2824	msiexec.exe
Token: SeSecurityPrivilege	2824	msiexec.exe
Token: SeTakeOwnershipPrivilege	2824	msiexec.exe
Token: SeLoadDriverPrivilege	2824	msiexec.exe
Token: SeSystemProfilePrivilege	2824	msiexec.exe
Token: SeSystemtimePrivilege	2824	msiexec.exe
Token: SeProfSingleProcessPrivilege	2824	msiexec.exe
Token: SeIncBasePriorityPrivilege	2824	msiexec.exe
Token: SeCreatePagefilePrivilege	2824	msiexec.exe
Token: SeCreatePermanentPrivilege	2824	msiexec.exe
Token: SeBackupPrivilege	2824	msiexec.exe
Token: SeRestorePrivilege	2824	msiexec.exe
Token: SeShutdownPrivilege	2824	msiexec.exe
Token: SeDebugPrivilege	2824	msiexec.exe
Token: SeAuditPrivilege	2824	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2824	msiexec.exe
Token: SeChangeNotifyPrivilege	2824	msiexec.exe
Token: SeRemoteShutdownPrivilege	2824	msiexec.exe
Token: SeUndockPrivilege	2824	msiexec.exe
Token: SeSyncAgentPrivilege	2824	msiexec.exe
Token: SeEnableDelegationPrivilege	2824	msiexec.exe
Token: SeManageVolumePrivilege	2824	msiexec.exe
Token: SeImpersonatePrivilege	2824	msiexec.exe
Token: SeCreateGlobalPrivilege	2824	msiexec.exe
Token: SeCreateTokenPrivilege	2824	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2824	msiexec.exe
Token: SeLockMemoryPrivilege	2824	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2824	msiexec.exe
Token: SeMachineAccountPrivilege	2824	msiexec.exe
Token: SeTcbPrivilege	2824	msiexec.exe
Token: SeSecurityPrivilege	2824	msiexec.exe
Token: SeTakeOwnershipPrivilege	2824	msiexec.exe
Token: SeLoadDriverPrivilege	2824	msiexec.exe
Token: SeSystemProfilePrivilege	2824	msiexec.exe
Token: SeSystemtimePrivilege	2824	msiexec.exe
Token: SeProfSingleProcessPrivilege	2824	msiexec.exe
Token: SeIncBasePriorityPrivilege	2824	msiexec.exe
Token: SeCreatePagefilePrivilege	2824	msiexec.exe
Token: SeCreatePermanentPrivilege	2824	msiexec.exe
Token: SeBackupPrivilege	2824	msiexec.exe
Token: SeRestorePrivilege	2824	msiexec.exe
Token: SeShutdownPrivilege	2824	msiexec.exe
Token: SeDebugPrivilege	2824	msiexec.exe
Token: SeAuditPrivilege	2824	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2824	msiexec.exe
Token: SeChangeNotifyPrivilege	2824	msiexec.exe
Token: SeRemoteShutdownPrivilege	2824	msiexec.exe
Token: SeUndockPrivilege	2824	msiexec.exe
Token: SeSyncAgentPrivilege	2824	msiexec.exe
Token: SeEnableDelegationPrivilege	2824	msiexec.exe
Token: SeManageVolumePrivilege	2824	msiexec.exe
Token: SeImpersonatePrivilege	2824	msiexec.exe
Token: SeCreateGlobalPrivilege	2824	msiexec.exe
Token: SeCreateTokenPrivilege	2824	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2824	msiexec.exe
2824	msiexec.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2600	2140	msiexec.exe	31
PID 2140 wrote to memory of 2600	2140	msiexec.exe	31
PID 2140 wrote to memory of 2600	2140	msiexec.exe	31
PID 2140 wrote to memory of 2600	2140	msiexec.exe	31
PID 2140 wrote to memory of 2600	2140	msiexec.exe	31
PID 2140 wrote to memory of 2600	2140	msiexec.exe	31
PID 2140 wrote to memory of 2600	2140	msiexec.exe	31
PID 2140 wrote to memory of 2840	2140	msiexec.exe	35
PID 2140 wrote to memory of 2840	2140	msiexec.exe	35
PID 2140 wrote to memory of 2840	2140	msiexec.exe	35
PID 2140 wrote to memory of 2840	2140	msiexec.exe	35
PID 2140 wrote to memory of 2840	2140	msiexec.exe	35
PID 2140 wrote to memory of 2840	2140	msiexec.exe	35
PID 2140 wrote to memory of 2840	2140	msiexec.exe	35
PID 2140 wrote to memory of 2864	2140	msiexec.exe	36
PID 2140 wrote to memory of 2864	2140	msiexec.exe	36
PID 2140 wrote to memory of 2864	2140	msiexec.exe	36
PID 2140 wrote to memory of 2864	2140	msiexec.exe	36
PID 2140 wrote to memory of 2864	2140	msiexec.exe	36
PID 2864 wrote to memory of 2416	2864	MsiExec.exe	37
PID 2864 wrote to memory of 2416	2864	MsiExec.exe	37
PID 2864 wrote to memory of 2416	2864	MsiExec.exe	37
PID 2416 wrote to memory of 2028	2416	down.exe	38
PID 2416 wrote to memory of 2028	2416	down.exe	38
PID 2416 wrote to memory of 2028	2416	down.exe	38
PID 2416 wrote to memory of 2508	2416	down.exe	39
PID 2416 wrote to memory of 2508	2416	down.exe	39
PID 2416 wrote to memory of 2508	2416	down.exe	39
PID 2416 wrote to memory of 2508	2416	down.exe	39

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\d829e97999e1fb03880dc321b0a331937e18b9aa0ee08ca3ab189ce8f410cba1.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2824

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2140
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 241B63D003BAFCE129188CC0CF518938 C
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2600
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 86F1155E816E680ED720AAF8C2B7E951
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2840
- C:\Windows\system32\MsiExec.exe
  C:\Windows\system32\MsiExec.exe -Embedding 3124B627F3D032D02974275C8E96FB13
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\down.exe
    C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\\down.exe
    3⤵
    - Suspicious use of SetThreadContext
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2416
  - - C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\down.exe
      C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\down.exe /aut
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:2028
  - - C:\Windows\system32\colorcpl.exe
      colorcpl.exe
      4⤵
      PID:2508

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
PID:2160

C:\Windows\system32\DrvInst.exe
DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000068" "0000000000000368"
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1240

C:\Users\Admin\AppData\Local\Temp\{A18BB0CE-F9A6-475e-AF46-4F0C298EDEE2}.exe
"C:\Users\Admin\AppData\Local\Temp\{A18BB0CE-F9A6-475e-AF46-4F0C298EDEE2}.exe" /s "C:\Users\Admin\AppData\Local\Temp\{93D2C883-FB88-4401-B3ED-8D2609243B40}"
1⤵
- Adds Run key to start application
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1620

C:\Users\Admin\AppData\Local\Temp\{6076B8C5-7C77-4369-A384-683039AEFC75}.exe
"C:\Users\Admin\AppData\Local\Temp\{6076B8C5-7C77-4369-A384-683039AEFC75}.exe" /s "C:\Users\Admin\AppData\Local\Temp\{1C785DE3-95D7-4150-AB46-7E93C0079B28}"
1⤵
- Adds Run key to start application
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2700

C:\Program Files (x86)\LineInstaller\LineInstaller\LineInstaller\LineInst.exe
"C:\Program Files (x86)\LineInstaller\LineInstaller\LineInstaller\LineInst.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Installer Packages

T1546.016

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Installer Packages

T1546.016

Defense Evasion

Modify Registry

T1112

System Binary Proxy Execution

T1218

Msiexec

T1218.007

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Config.Msi\f769b29.rbs

Filesize
27KB

MD5
ee9237a585c3c2b980ce3ff29cac0ae0

SHA1
a5a94398f3f1f362ec52b0a96d629d26cc7e0ba7

SHA256
7979b4b994fd08c133d9317d63cb04aefa8a5a996ea0e9caabbbab3f0389f5c7

SHA512
55ac1d4291984c089a55675ce927e6c58662b14afb438789ca8b96bf19e089e48263ee3700c11d6c5b3d866a3177c731f755816112dc7e2a31423438c10f96bb

Download Submit
C:\Program Files (x86)\LineInstaller\LineInstaller\LineInstaller\LineInst.exe

Filesize
1004KB

MD5
587e3bc21efaf428c87331decc9bfeb3

SHA1
a5b8ebeab4e3968673a61a95350b7f0bf60d7459

SHA256
b931c5686cc09b2183bba197dc151b8e95ca6151e39fb98954352340c0b31120

SHA512
ffae2dab5caf16dc7dfd0a97a8ff6349a466bc57ee043d1ac4d53e011498e39b9a855295d10207ba578c6857abebd445d378e83aa2ff6ec247713d81b370d0ca

Download Submit
C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\MSVCP140.dll

Filesize
613KB

MD5
c1b066f9e3e2f3a6785161a8c7e0346a

SHA1
8b3b943e79c40bc81fdac1e038a276d034bbe812

SHA256
99e3e25cda404283fbd96b25b7683a8d213e7954674adefa2279123a8d0701fd

SHA512
36f9e6c86afbd80375295238b67e4f472eb86fcb84a590d8dba928d4e7a502d4f903971827fdc331353e5b3d06616664450759432fdc8d304a56e7dacb84b728

Download Submit
C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\VCRUNTIME140.dll

Filesize
116KB

MD5
e9b690fbe5c4b96871214379659dd928

SHA1
c199a4beac341abc218257080b741ada0fadecaf

SHA256
a06c9ea4f815dac75d2c99684d433fbfc782010fae887837a03f085a29a217e8

SHA512
00cf9b22af6ebbc20d1b9c22fc4261394b7d98ccad4823abc5ca6fdac537b43a00db5b3829c304a85738be5107927c0761c8276d6cb7f80e90f0a2c991dbcd8c

Download Submit
C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\VCRUNTIME140_1.dll

Filesize
48KB

MD5
eb49c1d33b41eb49dfed58aafa9b9a8f

SHA1
61786eb9f3f996d85a5f5eea4c555093dd0daab6

SHA256
6d3a6cde6fc4d3c79aabf785c04d2736a3e2fd9b0366c9b741f054a13ecd939e

SHA512
d15905a3d7203b00181609f47ce6e4b9591a629f2bf26ff33bf964f320371e06d535912fda13987610b76a85c65c659adac62f6b3176dbca91a01374178cd5c6

Download Submit
C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\aut.png

Filesize
1.3MB

MD5
84e23f7b2db9b51553ea2a8206d70fc8

SHA1
58a3f8f377dbad922e36dfeebc7cc326fa3e7053

SHA256
1e7d360137b895d1be8f15487f5820da68180f92e2d361b8898d0aac657ff5dd

SHA512
4a7a6ea0b76c703dd7e90dfab8e6adc3be9dedbb3a36b2d8286b0d9881989e5e121af94e2ab3f7bb71abe623d8df25a0bd87fab1ff067159af020b2a211aef32

Download Submit
C:\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\view.png

Filesize
2.5MB

MD5
83f5fa7aa542e81c5fd6ddb7f54decd9

SHA1
90f1a86891b0b94f4453a741ab0ab65f884980b2

SHA256
d4ca48dd50757bc200f38062b7766930cfe848f3ca93bd188f5a172c5f0661fe

SHA512
174d691cd475c89ecf42dc8e6a469beac6e36fd588ef307b24fc8a6ceef434d8ed8b58078ca476e496af17d680d46527f7b86d1d2a1f9dda909bd614a44784df

Download Submit
C:\Users\Admin\AppData\Local\Temp\MSI76B6.tmp

Filesize
557KB

MD5
db7612f0fd6408d664185cfc81bef0cb

SHA1
19a6334ec00365b4f4e57d387ed885b32aa7c9aa

SHA256
e9e426b679b3efb233f03c696e997e2da3402f16a321e954b54454317fceb240

SHA512
25e129cb22aaabc68c42ecf10bb650ac4d0609b12c08703c780572bac7ecf4559fcc49cd595c56ea48cf55260a984cfa333c08307ffb7c62268b03fbecc724b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegWorkshop.ini

Filesize
242B

MD5
e5b5345f17733eb28000d4e51b0eb4a2

SHA1
42e1b970ac0368749ee283e6b08f37f92a764191

SHA256
d56df2b66ef11da7a6fc5e74c1e9d509e3af3a82b1afcad7176c4f8104413766

SHA512
e6dd4a3f819c97793d4c6afe532d8683b4ad53909cb8f1b420c6813823644bee9dd45605c590457b18d9de23a0f941dbbecbeea6017f5e0e68ce4c3d078f0a99

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegWorkshop.ini

Filesize
1KB

MD5
007761c9938b6312984c40ceff455fde

SHA1
1fbbf1ca2b627859c319543169559896059e71ca

SHA256
321f7eee9d6b206f084b2036ba8b4cedf18a01ce1946dcc4b4cbd3f1bd77c434

SHA512
e8931fb9f987e6baa153fccef90493b9e5e86f275a6bb2229e7d0eb33215efc54b7378afb32238c5a2f0ca9c49128e9e8c0e24f5b8c9a64b15d9d1d6ca414125

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegWorkshop.ini

Filesize
2KB

MD5
ff0c7c2667dff4f3ed588f40d047c642

SHA1
1162c83bd0bb0d81b7ab7f616cb012b790aa4adf

SHA256
02af5cb061fd8075e9475c45ab20e86cf2bb4ca9511ddad348645ed5183b9fc7

SHA512
539b1d443232758b6c60a287f2a40200e6e3ba7353f11f18e29ba265c9569a4610e4a80910f79660368a916576ab9c486efa248bf3257e522ef5bfb3d42ef3c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\{1C785DE3-95D7-4150-AB46-7E93C0079B28}

Filesize
196B

MD5
9160ced60750520ffcfadbf6b318af3e

SHA1
42d4bfca6d60a3ed76b05cd11378e166c86f79d5

SHA256
797853fd7053f4fd68d309a4d91c620e05a527cdf90688937e165a233f9da91f

SHA512
0879ff7dc54a6e438d0430b92063cfc808394651ac3d3a68b15ab79d09ef048959f4a4b4619bd5bcb391cba0d973cc04f51b7da07272cd42ca874e11733626bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\{93D2C883-FB88-4401-B3ED-8D2609243B40}

Filesize
164B

MD5
81a71f6feec26723958f2364a4f1aefe

SHA1
3d4605cfd771aedb8ba51389074a60e5a38775ad

SHA256
f244b12a1e911c84dcfea45a49885cf48307d2ddc4c1ac7c1aa21bc310bebd80

SHA512
84f9f20e3a381f1c3cafce07bdfeffd77e19bf0007245e95a80a97fa71e16d877e12ec8d57e8a9e60d008e08b38c9fd670f5374a058980f019590ed1dafd59c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\{A18BB0CE-F9A6-475e-AF46-4F0C298EDEE2}.exe

Filesize
1.0MB

MD5
217dc98e219a340cb09915244c992a52

SHA1
a04f101ca7180955d62e4a1aaeccdcca489209da

SHA256
27c8bd76150ddda5b09d6db11f67269cee2eecac345df67f93aab3e3aaabde7c

SHA512
dddc15992533c8c13000163c7dd59b20e2fbdedbf611338c04f6f9209ec1a95d1f93aaeeae2778890214d333320978f5d2554348722ea6c8489320f0ef1c4c85

Download Submit
C:\Windows\Installer\MSIA0B5.tmp

Filesize
25KB

MD5
81902d13c01fd8a187f3a7f2b72d5dd0

SHA1
0ac01518c5588eb2788730c78f0c581f79cf2ed4

SHA256
eef31e9195cfacde7b4e7eb7384c8178d8811063b375fd4a28ae897cc180c6a6

SHA512
04d6e2e937328477803084e0ef9da2c3636cdc9d34af74e2d1871d7190be21cbb2771ae835175e104e24eccba52add1ba6f58407bfd522ef82b81d76e977f24c

Download Submit
C:\users\public\documents\all.zip

Filesize
2.2MB

MD5
da9b9ecb94e94c9613ec172ea7007ab1

SHA1
a2555d77b987bd13774af837c8298bf541089a0e

SHA256
60af8c6099d8996f540b4cf125d142f57a4727f8f8f32e868e253fbd51ae3831

SHA512
5f62765f66569085aab29c05a5b3d9f16805a002ac917c1a96d98f775c943f11ba8c0f66be18fb20eaea59c3fe809289dfbbbfe907b35ca9585af04570dc33f4

Download Submit
\Users\Admin\2529C59D-0E0D-4391-8E68-0000470DD342\down.exe

Filesize
485KB

MD5
6cc1f95584aaac98297fa906248af081

SHA1
641c2c14a994768b6b4b6812dfb4df671af0887d

SHA256
5d19450428b7fcda6100ea2c564e576141de595d41aa1508512d0bf4be9f7de6

SHA512
0c4f4bc39c22f7b01fbfcf396f134ab9d4901a730980c7cbb0af22855b9af88b0fa6d23797dcbecf53c75e98d4e97b274124a1ce11963e75323d149d81eb147b

Download Submit
memory/2028-92-0x0000000001CE0000-0x0000000001CF0000-memory.dmp

Filesize
64KB

Download
memory/2508-84-0x00000000001F0000-0x00000000004CD000-memory.dmp

Filesize
2.9MB

Download
memory/2508-78-0x00000000001F0000-0x00000000004CD000-memory.dmp

Filesize
2.9MB

Download
memory/2600-390-0x0000000000210000-0x0000000000212000-memory.dmp

Filesize
8KB

Download
memory/2864-50-0x0000000002620000-0x0000000003620000-memory.dmp

Filesize
16.0MB

Download