blackmoon | dd847b7624e96514b2ee1c6b942867b69e1281d76802244917cda997776d8a2e

Analysis

max time kernel
138s
max time network
145s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21/03/2025, 01:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

YH.msi
Size

13.4MB
MD5

e41527007d14c7f084a0b702b283e1e5
SHA1

e51d10f9918816e9f7abbf289ff4f9a271d4f1af
SHA256

dd847b7624e96514b2ee1c6b942867b69e1281d76802244917cda997776d8a2e
SHA512

1aaafc3992bc6a0e57c6316288cf6fbc0ecdb11f78c8eb38cf99a77fd33f834a79727d1cad1eb48be938b0a1733c1b5251430b564968022eac15d9d5979ce999
SSDEEP

196608:pBfMDJ9/wXYZUpMqJsfvgfKJ10PlJc3DN2ZlcLB0kS731:pBfMDJ9+pMq4vcKPElJmZ2/c9A

Score

10^/10

blackmoon fatalrat banker discovery infostealer persistence privilege_escalation rat stealer trojan vmprotect

Malware Config

Signatures

Blackmoon family
blackmoon
Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 1 IoCs

resource	yara_rule
behavioral1/memory/1932-127-0x0000000000400000-0x0000000000B99000-memory.dmp	family_blackmoon

FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
stealer trojan fatalrat
Fatalrat family
fatalrat

Fatal Rat payload 1 IoCs

rat infostealer

resource	yara_rule
behavioral1/memory/3016-150-0x0000000010000000-0x000000001002D000-memory.dmp	fatalrat

VMProtect packed file 5 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/files/0x00080000000193e8-58.dat	vmprotect
behavioral1/memory/2520-65-0x000000013FD90000-0x000000014033C000-memory.dmp	vmprotect
behavioral1/files/0x000500000001a41d-105.dat	vmprotect
behavioral1/memory/1560-117-0x000000013FBB0000-0x000000014015C000-memory.dmp	vmprotect
behavioral1/memory/1932-127-0x0000000000400000-0x0000000000B99000-memory.dmp	vmprotect

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

Drops file in Windows directory 14 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Installer\MSI54B8.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI5620.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI5797.tmp	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.ev1	DrvInst.exe
File created	C:\Windows\Installer\f785310.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\f785310.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI536D.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI541A.tmp	msiexec.exe
File created	C:\Windows\Installer\f785313.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File opened for modification	C:\Windows\Installer\f785313.ipi	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
File opened for modification	C:\Windows\Installer\MSI5459.tmp	msiexec.exe

Executes dropped EXE 11 IoCs

pid	Process
572	aa.exe
2520	scrok.exe
1740	TjNkNpAilaYvt.exe
2316	TjNkNpAilaYvt.exe
1168	TjNkNpAilaYvt.exe
2440	TjNkNpAilaYvt.exe
1560	scrok.exe
1932	setup.exe
2196	svchost.exe
3016	svchost.exe
860	svchost.exe

Loads dropped DLL 27 IoCs

pid	Process
2892	MsiExec.exe
2892	MsiExec.exe
2892	MsiExec.exe
2892	MsiExec.exe
2892	MsiExec.exe
1632	cmd.exe
1632	cmd.exe
1632	cmd.exe
1632	cmd.exe
1932	setup.exe
1932	setup.exe
1932	setup.exe
1932	setup.exe
1932	setup.exe
1932	setup.exe
1932	setup.exe
2196	svchost.exe
3016	svchost.exe
2196	svchost.exe
3016	svchost.exe
3016	svchost.exe
2196	svchost.exe
1932	setup.exe
1932	setup.exe
860	svchost.exe
860	svchost.exe
860	svchost.exe

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

persistence privilege_escalation

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
1712	msiexec.exe

System Location Discovery: System Language Discovery 1 TTPs 8 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe

Delays execution with timeout.exe 2 IoCs

defense_evasion

pid	Process
1944	timeout.exe
1544	timeout.exe

Modifies data under HKEY_USERS 54 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie	svchost.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\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	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\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2E	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Services\	svchost.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\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	DrvInst.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\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Services\Group = "Fatal"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Services\InstallTime = "2025-03-21 01:17"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	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	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe

Suspicious behavior: EnumeratesProcesses 63 IoCs

pid	Process
1192	msiexec.exe
1192	msiexec.exe
2520	scrok.exe
2520	scrok.exe
2440	TjNkNpAilaYvt.exe
1560	scrok.exe
1560	scrok.exe
1932	setup.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1712	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1712	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeSecurityPrivilege	1192	msiexec.exe
Token: SeCreateTokenPrivilege	1712	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1712	msiexec.exe
Token: SeLockMemoryPrivilege	1712	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1712	msiexec.exe
Token: SeMachineAccountPrivilege	1712	msiexec.exe
Token: SeTcbPrivilege	1712	msiexec.exe
Token: SeSecurityPrivilege	1712	msiexec.exe
Token: SeTakeOwnershipPrivilege	1712	msiexec.exe
Token: SeLoadDriverPrivilege	1712	msiexec.exe
Token: SeSystemProfilePrivilege	1712	msiexec.exe
Token: SeSystemtimePrivilege	1712	msiexec.exe
Token: SeProfSingleProcessPrivilege	1712	msiexec.exe
Token: SeIncBasePriorityPrivilege	1712	msiexec.exe
Token: SeCreatePagefilePrivilege	1712	msiexec.exe
Token: SeCreatePermanentPrivilege	1712	msiexec.exe
Token: SeBackupPrivilege	1712	msiexec.exe
Token: SeRestorePrivilege	1712	msiexec.exe
Token: SeShutdownPrivilege	1712	msiexec.exe
Token: SeDebugPrivilege	1712	msiexec.exe
Token: SeAuditPrivilege	1712	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1712	msiexec.exe
Token: SeChangeNotifyPrivilege	1712	msiexec.exe
Token: SeRemoteShutdownPrivilege	1712	msiexec.exe
Token: SeUndockPrivilege	1712	msiexec.exe
Token: SeSyncAgentPrivilege	1712	msiexec.exe
Token: SeEnableDelegationPrivilege	1712	msiexec.exe
Token: SeManageVolumePrivilege	1712	msiexec.exe
Token: SeImpersonatePrivilege	1712	msiexec.exe
Token: SeCreateGlobalPrivilege	1712	msiexec.exe
Token: SeBackupPrivilege	2248	vssvc.exe
Token: SeRestorePrivilege	2248	vssvc.exe
Token: SeAuditPrivilege	2248	vssvc.exe
Token: SeBackupPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	2640	DrvInst.exe
Token: SeRestorePrivilege	2640	DrvInst.exe
Token: SeRestorePrivilege	2640	DrvInst.exe
Token: SeRestorePrivilege	2640	DrvInst.exe
Token: SeRestorePrivilege	2640	DrvInst.exe
Token: SeRestorePrivilege	2640	DrvInst.exe
Token: SeRestorePrivilege	2640	DrvInst.exe
Token: SeLoadDriverPrivilege	2640	DrvInst.exe
Token: SeLoadDriverPrivilege	2640	DrvInst.exe
Token: SeLoadDriverPrivilege	2640	DrvInst.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe
Token: SeTakeOwnershipPrivilege	1192	msiexec.exe
Token: SeRestorePrivilege	1192	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1712	msiexec.exe
1712	msiexec.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1932	setup.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 2892	1192	msiexec.exe	33
PID 1192 wrote to memory of 2892	1192	msiexec.exe	33
PID 1192 wrote to memory of 2892	1192	msiexec.exe	33
PID 1192 wrote to memory of 2892	1192	msiexec.exe	33
PID 1192 wrote to memory of 2892	1192	msiexec.exe	33
PID 1192 wrote to memory of 2892	1192	msiexec.exe	33
PID 1192 wrote to memory of 2892	1192	msiexec.exe	33
PID 2892 wrote to memory of 1632	2892	MsiExec.exe	34
PID 2892 wrote to memory of 1632	2892	MsiExec.exe	34
PID 2892 wrote to memory of 1632	2892	MsiExec.exe	34
PID 2892 wrote to memory of 1632	2892	MsiExec.exe	34
PID 1632 wrote to memory of 1944	1632	cmd.exe	36
PID 1632 wrote to memory of 1944	1632	cmd.exe	36
PID 1632 wrote to memory of 1944	1632	cmd.exe	36
PID 1632 wrote to memory of 1944	1632	cmd.exe	36
PID 1632 wrote to memory of 572	1632	cmd.exe	37
PID 1632 wrote to memory of 572	1632	cmd.exe	37
PID 1632 wrote to memory of 572	1632	cmd.exe	37
PID 1632 wrote to memory of 572	1632	cmd.exe	37
PID 1632 wrote to memory of 2520	1632	cmd.exe	38
PID 1632 wrote to memory of 2520	1632	cmd.exe	38
PID 1632 wrote to memory of 2520	1632	cmd.exe	38
PID 1632 wrote to memory of 2520	1632	cmd.exe	38
PID 2520 wrote to memory of 596	2520	scrok.exe	9
PID 1632 wrote to memory of 1740	1632	cmd.exe	39
PID 1632 wrote to memory of 1740	1632	cmd.exe	39
PID 1632 wrote to memory of 1740	1632	cmd.exe	39
PID 1632 wrote to memory of 1740	1632	cmd.exe	39
PID 1632 wrote to memory of 2316	1632	cmd.exe	40
PID 1632 wrote to memory of 2316	1632	cmd.exe	40
PID 1632 wrote to memory of 2316	1632	cmd.exe	40
PID 1632 wrote to memory of 2316	1632	cmd.exe	40
PID 1632 wrote to memory of 1544	1632	cmd.exe	41
PID 1632 wrote to memory of 1544	1632	cmd.exe	41
PID 1632 wrote to memory of 1544	1632	cmd.exe	41
PID 1632 wrote to memory of 1544	1632	cmd.exe	41
PID 1632 wrote to memory of 1168	1632	cmd.exe	42
PID 1632 wrote to memory of 1168	1632	cmd.exe	42
PID 1632 wrote to memory of 1168	1632	cmd.exe	42
PID 1632 wrote to memory of 1168	1632	cmd.exe	42
PID 1632 wrote to memory of 1560	1632	cmd.exe	44
PID 1632 wrote to memory of 1560	1632	cmd.exe	44
PID 1632 wrote to memory of 1560	1632	cmd.exe	44
PID 1632 wrote to memory of 1560	1632	cmd.exe	44
PID 2440 wrote to memory of 1932	2440	TjNkNpAilaYvt.exe	45
PID 2440 wrote to memory of 1932	2440	TjNkNpAilaYvt.exe	45
PID 2440 wrote to memory of 1932	2440	TjNkNpAilaYvt.exe	45
PID 2440 wrote to memory of 1932	2440	TjNkNpAilaYvt.exe	45
PID 2440 wrote to memory of 1932	2440	TjNkNpAilaYvt.exe	45
PID 2440 wrote to memory of 1932	2440	TjNkNpAilaYvt.exe	45
PID 2440 wrote to memory of 1932	2440	TjNkNpAilaYvt.exe	45
PID 1560 wrote to memory of 596	1560	scrok.exe	9
PID 1932 wrote to memory of 2196	1932	setup.exe	46
PID 1932 wrote to memory of 2196	1932	setup.exe	46
PID 1932 wrote to memory of 2196	1932	setup.exe	46
PID 1932 wrote to memory of 2196	1932	setup.exe	46
PID 1932 wrote to memory of 2196	1932	setup.exe	46
PID 1932 wrote to memory of 2196	1932	setup.exe	46
PID 1932 wrote to memory of 2196	1932	setup.exe	46
PID 1932 wrote to memory of 3016	1932	setup.exe	47
PID 1932 wrote to memory of 3016	1932	setup.exe	47
PID 1932 wrote to memory of 3016	1932	setup.exe	47
PID 1932 wrote to memory of 3016	1932	setup.exe	47
PID 1932 wrote to memory of 3016	1932	setup.exe	47

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

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch
1⤵
PID:596
- C:\Windows\system32\DrvInst.exe
  DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005A0" "000000000000038C"
  2⤵
  - Drops file in Windows directory
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:2640

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\YH.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1712

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding A79612A44E32C4C07D4371AD4224F40E
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\SysWOW64\cmd.exe" /c timeout /nobreak /t 7 & C:\ProgramData\setup\aa.exe x C:\ProgramData\setup\ddd. -key 000000 -f -to C:\ProgramData & C:\ProgramData\Packas\scrok.exe & C:\ProgramData\Smart\TjNkNpAilaYvt.exe install & C:\ProgramData\Smart\TjNkNpAilaYvt.exe install & timeout /nobreak /t 2 & C:\ProgramData\Smart\TjNkNpAilaYvt.exe start & C:\ProgramData\Packas\scrok.exe & del C:\ProgramData\Packas\scrok.exe & C:\ProgramData\setup\setup.exe
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1632
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /nobreak /t 7
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1944
  - - C:\ProgramData\setup\aa.exe
      C:\ProgramData\setup\aa.exe x C:\ProgramData\setup\ddd. -key 000000 -f -to C:\ProgramData
      4⤵
      Executes dropped EXE
      PID:572
  - - C:\ProgramData\Packas\scrok.exe
      C:\ProgramData\Packas\scrok.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2520
  - - C:\ProgramData\Smart\TjNkNpAilaYvt.exe
      C:\ProgramData\Smart\TjNkNpAilaYvt.exe install
      4⤵
      Executes dropped EXE
      PID:1740
  - - C:\ProgramData\Smart\TjNkNpAilaYvt.exe
      C:\ProgramData\Smart\TjNkNpAilaYvt.exe install
      4⤵
      Executes dropped EXE
      PID:2316
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /nobreak /t 2
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1544
  - - C:\ProgramData\Smart\TjNkNpAilaYvt.exe
      C:\ProgramData\Smart\TjNkNpAilaYvt.exe start
      4⤵
      Executes dropped EXE
      PID:1168
  - - C:\ProgramData\Packas\scrok.exe
      C:\ProgramData\Packas\scrok.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1560

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2248

C:\ProgramData\Smart\TjNkNpAilaYvt.exe
"C:\ProgramData\Smart\TjNkNpAilaYvt.exe"
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2440
- C:\ProgramData\Smart\setup.exe
  "C:\ProgramData\Smart\setup.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1932
- - C:\ProgramData\NVIDIARV\svchost.exe
    "C:\ProgramData\NVIDIARV\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2196
- - C:\ProgramData\NVIDIARV\svchost.exe
    "C:\ProgramData\NVIDIARV\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    PID:3016
- - C:\ProgramData\NVIDIARV\svchost.exe
    "C:\ProgramData\NVIDIARV\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Installer Packages

T1546.016

Privilege Escalation

Event Triggered Execution

T1546

Installer Packages

T1546.016

Defense Evasion

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

Loading Replay Monitor...

Downloads

C:\Config.Msi\f785314.rbs

Filesize
1KB

MD5
7f91347abe52434d3c6111da370e832f

SHA1
8b53d1f47a86031a337e677dafb0288c065bbb42

SHA256
023ac0545b6bf3e5ddc5218e53d3f4d5c504e2365de4e6e95058cca4af77b405

SHA512
25a6a4284c3a433ead41e83130345288568d94bea100f51c9101bc0c5914c1a600027a6f28c9a295f62c13fe6b372774e463d712882af89a8d037ce3408e196f

Download Submit
C:\ProgramData\Packas\scrok.exe

Filesize
2.7MB

MD5
ac30909929056007eaf0fbcf53c3a21f

SHA1
7046d48c84748b246ebaa1c0153e8f81d3b0acc1

SHA256
f11baf3657a9bbfeb5d140a37d456573f589212447446a1519033ad010b9f58f

SHA512
71a40652f3cdfbd33cfc539855d6cbb1fba601e83bbd4b3e4f5e397144b3abfed5d148b486aec4eec17136e063609f93beae72a5e78d12d876dd79ccd3c9c849

Download Submit
C:\ProgramData\Smart\TjNkNpAilaYvt.exe

Filesize
832KB

MD5
d305d506c0095df8af223ac7d91ca327

SHA1
679cb4c763c84e75ccb0fa3475bd6b7a36e81c4a

SHA256
923111c7142b3dc783a3c722b19b8a21bcb78222d7a136ac33f0ca8a29f4cb66

SHA512
94d369a4db88bff9556a1d7a7fb0188ed935c3592bae09335542c5502ec878e839177be63ac3ab4af75d4dc38a3a4f5d0fd423115ac72cf5dd710c59604db796

Download Submit
C:\ProgramData\Smart\TjNkNpAilaYvt.wrapper.log

Filesize
1009B

MD5
4c2cdc4e316d09456f15a4e31484b32d

SHA1
b3bf4dee4f00a16f436828f0dd348974d1811dfa

SHA256
e9e74ce3225d07c9001c096b5f52e6efbf2ba5afb8e73cb2c8106315187fba4d

SHA512
2047c402cbc9320c28b1f375a578e0527099867f2e7f00ec84cca24393ea4d914b4b1ea3d633e3c3add21fee6589b7db05d4a231c697c6810b13c4e4f7380899

Download Submit
C:\ProgramData\Smart\TjNkNpAilaYvt.wrapper.log

Filesize
266B

MD5
eb89d5d281df3b3c9d59ce40a2961483

SHA1
4479dd705ef5b4b9402276b837a7e333dc63e4b2

SHA256
5fc3632440177408b824d7dcc4b3e5c0c4fe80efe9a583a085e8f29a0ecbcbc3

SHA512
784bbe43605e92f2f0e11ff5bf8b9e37a18ec256320e25432d797986f7f9d8b17fb7b1a621ea84014e5396e7b6938dc411d84d45a75b66841c0284bc34127d2b

Download Submit
C:\ProgramData\Smart\TjNkNpAilaYvt.wrapper.log

Filesize
613B

MD5
253521abecacf37abca48ee19a661030

SHA1
198ded5aa5fa30fa447a5f48cf9d30a76e7df1f8

SHA256
6b7ee95b5c8dd517cfa781ca7617d261889fc1d6347824b8f617c0892a3a4993

SHA512
c938f82fd05ca17fd674b2b8cf2b6d7211146ca5d93087624cc8d9d68d143301c67a41662178b19441c442d48f2083867e664a8d7ab1dbb74f5dc83ca21059e8

Download Submit
C:\ProgramData\Smart\TjNkNpAilaYvt.wrapper.log

Filesize
769B

MD5
afefb5408963eb215a4e3c9bc0cb5632

SHA1
8a0d24c7b52a6f0fe8aa7f54a20896bc780382dc

SHA256
1f2aaffc50b54f650a3e63e8d3dd06ec5e7aaea9f12d9d53a9963b17f628e756

SHA512
b7bed55b1fc2414e1bed9f1767e26da1d3f076db9ed428dc8d21927d6928508ae705680dfb9481787e8409ef96d701257d948ba7a1d258a6b98b9d95f708becb

Download Submit
C:\ProgramData\Smart\TjNkNpAilaYvt.wrapper.log

Filesize
935B

MD5
869bc713f227a3b7b34dc3fd5ef84187

SHA1
e6d90ad15f2a5cabbbaf44e9c4279e8fcb5e8cf8

SHA256
1d7ebbc00f3ab83b5cf5e5e2766e8163817e11219a34cc711da00175114ad0d6

SHA512
f35a42cbc2e5cb0ae6e63e3384c4fdd1a5abc05e9cff687538b522df75a3c4cdff6d9e9ba49bc46777429dbe53ee36747790b9a02bb00039ef47e3421e78dda0

Download Submit
C:\ProgramData\Smart\TjNkNpAilaYvt.xml

Filesize
298B

MD5
2c706293a3cfff8cc184a8e9a3b3da08

SHA1
873d7c9f51aa6cebd4ad3ae5930d1de84bb4437d

SHA256
ed28baf8be3a588d50ed246c2cd741bbd498aee74ea0675d57e0b33236e22067

SHA512
4aba3e25507ba5c29219ff51553f3616d07aeeb30f7465f9e921eea94cdcb411d1f48d1eefed647c22405df275e7f9d7506aac52202aae137391c6831463b043

Download Submit
C:\ProgramData\Smart\setup.exe

Filesize
4.7MB

MD5
113f2ba0cb86477d66f1d8c85a1babfc

SHA1
b5501c19f3fe899565df3bead0580fa3fee54856

SHA256
6cc5816529c56e5b0c871accbbb3de9abf83ac541645f587da4607d60d3b0e11

SHA512
50617759533ca626d79bb19764da0a44774ced9d59a4a6386eda46ad6c21dc54189605b7555fee870059e447c5d4dde28c7c68dc185ab5cd53002f68f4c27d40

Download Submit
C:\ProgramData\setup\ddd

Filesize
10.7MB

MD5
719e58569397eae6dcd46b0fbddfcb32

SHA1
a383266b8014c52d92e87a510c9ab5f6f4b7c0bc

SHA256
0c8e0665a47d1d912fff8db473ee93e33631b68af70fa7fb03bcebc2d887226f

SHA512
e349321ca84a08f99e6d85a7a39090990a25f5dd012d87b31a354975c0cacdf9452147fede97fa48eca761214de0e4c839898e0e1b36f1175e6114508c134b70

Download Submit
C:\Windows\Installer\MSI5459.tmp

Filesize
1.1MB

MD5
ae463676775a1dd0b7a28ddb265b4065

SHA1
dff64c17885c7628b22631a2cdc9da83e417d348

SHA256
83fbfcaff3da3eb89f9aec29e6574cf15502fd670cbb2ab0c8a84451b2598b22

SHA512
e47c2db249e7a08c5d2864671fbc235e48aebecbe0b2c2334d1a4cba1b5b3037522ff89408589f3559b3a1eaf507bd338645387d55800029bb3b941d4c7744d6

Download Submit
\ProgramData\NVIDIARV\svchost.exe

Filesize
3.4MB

MD5
e67516972f762b64b2dc4b03ba8296b3

SHA1
15a764f0dd0f0e98b1dbc2e54858ea4228123853

SHA256
f23fc1c9fc311388f659a3c3c839c8c2be94b74837b5af19afcfc0df9e8b25e1

SHA512
e1e29ae8854932944377039ec681a443b7528366568991f89845c62d6d65503355a5e76a22c2495209cacd1f64e8346c41671d3af1e691a7b64183c5734f40da

Download Submit
\ProgramData\setup\aa.exe

Filesize
1.0MB

MD5
09c448be7e7d84e6e544cc03afbb05d8

SHA1
ddc13e71a72bc49c60f89b98cbb79c2449cfa07e

SHA256
a0f127a70943b0262060498c1723c795a8e2980f1acf0c42ee8c1dae72ae54b5

SHA512
e5f7a988a999e7e34d0aa2d2a5b2fbb22689588d3def4bed4518ceed38710e3714c5614bab192b0ce6bcac5172a87ebf3b3b923e495eb7344c70bd11f4bf1c12

Download Submit
\Windows\Installer\MSI536D.tmp

Filesize
587KB

MD5
c7fbd5ee98e32a77edf1156db3fca622

SHA1
3e534fc55882e9fb940c9ae81e6f8a92a07125a0

SHA256
e140990b509dd6884a5742bde64f2cdaa10012d472b0b32de43ebecbc83242b6

SHA512
8691ac8b214cc1e4f34a3ab2bbc0c2391f7f11ebbe5db0dc82825195b5fe5a05310ed1e14d253a9b74a64050d2f2a6623dd2fcd912f80fef51e51845ef1e3a1a

Download Submit
memory/572-55-0x0000000000400000-0x0000000000510000-memory.dmp

Filesize
1.1MB

Download
memory/596-68-0x0000000000530000-0x0000000000559000-memory.dmp

Filesize
164KB

Download
memory/860-157-0x0000000000400000-0x0000000000911000-memory.dmp

Filesize
5.1MB

Download
memory/1168-91-0x0000000000D90000-0x0000000000E66000-memory.dmp

Filesize
856KB

Download
memory/1560-116-0x0000000077790000-0x0000000077792000-memory.dmp

Filesize
8KB

Download
memory/1560-117-0x000000013FBB0000-0x000000014015C000-memory.dmp

Filesize
5.7MB

Download
memory/1740-74-0x0000000000370000-0x0000000000446000-memory.dmp

Filesize
856KB

Download
memory/1932-122-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1932-124-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1932-126-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1932-127-0x0000000000400000-0x0000000000B99000-memory.dmp

Filesize
7.6MB

Download
memory/2196-164-0x0000000000400000-0x0000000000911000-memory.dmp

Filesize
5.1MB

Download
memory/2316-82-0x00000000009E0000-0x0000000000AB6000-memory.dmp

Filesize
856KB

Download
memory/2520-65-0x000000013FD90000-0x000000014033C000-memory.dmp

Filesize
5.7MB

Download
memory/2520-64-0x0000000077790000-0x0000000077792000-memory.dmp

Filesize
8KB

Download
memory/2520-60-0x0000000077790000-0x0000000077792000-memory.dmp

Filesize
8KB

Download
memory/2520-62-0x0000000077790000-0x0000000077792000-memory.dmp

Filesize
8KB

Download
memory/3016-148-0x0000000000400000-0x0000000000911000-memory.dmp

Filesize
5.1MB

Download
memory/3016-150-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download