91cd8bfbe714acc43beff32856c3d56ded48706d3c92c492a1acb994b606003b

Analysis

max time kernel
1562s
max time network
1743s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
16-02-2022 17:24

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General

Target

all/gcs/itami.exe
Size

430KB
MD5

ad7057a3d1472fa03f068feb89eb81e0
SHA1

3c460a273a32961823c64e3b2c471b2eb48ed0a8
SHA256

348d5863c8a01db43945be3738198d9dc4d64f27c9c4282d59e1bc01af11dfab
SHA512

6258574f4174fe1bda67d92daf4e38f4568df9b1e20fdf453daed0de610a067048716ffe08ffb566ec739c5603c7edcd0b04a48cc1131412e2b3a51080c0be43

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3788	svchost.exe
Token: SeCreatePagefilePrivilege	3788	svchost.exe
Token: SeShutdownPrivilege	3788	svchost.exe
Token: SeCreatePagefilePrivilege	3788	svchost.exe
Token: SeShutdownPrivilege	3788	svchost.exe
Token: SeCreatePagefilePrivilege	3788	svchost.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe
Token: SeRestorePrivilege	5084	TiWorker.exe
Token: SeSecurityPrivilege	5084	TiWorker.exe
Token: SeBackupPrivilege	5084	TiWorker.exe

C:\Users\Admin\AppData\Local\Temp\all\gcs\itami.exe
"C:\Users\Admin\AppData\Local\Temp\all\gcs\itami.exe"
1⤵
PID:4784

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3788

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:5084

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3788-130-0x000002386EB60000-0x000002386EB70000-memory.dmp

Filesize
64KB

Download
memory/3788-131-0x000002386F120000-0x000002386F130000-memory.dmp

Filesize
64KB

Download
memory/3788-132-0x00000238717E0000-0x00000238717E4000-memory.dmp

Filesize
16KB

Download
memory/3788-133-0x0000023871800000-0x0000023871804000-memory.dmp

Filesize
16KB

Download
memory/3788-134-0x0000023871740000-0x0000023871741000-memory.dmp

Filesize
4KB

Download
memory/3788-136-0x0000023871700000-0x0000023871701000-memory.dmp

Filesize
4KB

Download