2a170cc5086a00b41ce8ff4bcf8fce45f85aef342d4cf4d08f018943cc5221ac

General

Target

DHL DELIVERY DOCUMENT.exe
Size

423KB
MD5

1f05c4fe505d798e57a409f494f3b3c5
SHA1

faf7ab8e478cb203a11fd1de53974a3224a9670e
SHA256

2a170cc5086a00b41ce8ff4bcf8fce45f85aef342d4cf4d08f018943cc5221ac
SHA512

3aabe23832e5d9c7891284e7f05153ce22c89dd284f1c0be86c9c94f9331b0a85e2518250e352ae463505e9b921be3521acd278d8b5118e154a8edbb8be06e46

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	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

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

Processes:

MusNotifyIcon.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Modifies data under HKEY_USERS 49 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.273100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4276"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132894728389142305"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4084"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.999296"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.713197"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe
Token: SeRestorePrivilege	3140	TiWorker.exe
Token: SeSecurityPrivilege	3140	TiWorker.exe
Token: SeBackupPrivilege	3140	TiWorker.exe

C:\Users\Admin\AppData\Local\Temp\DHL DELIVERY DOCUMENT.exe
"C:\Users\Admin\AppData\Local\Temp\DHL DELIVERY DOCUMENT.exe"
1⤵
PID:1476

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2800

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:3096

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:3140

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1476-130-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/1476-131-0x0000000000070000-0x00000000000E0000-memory.dmp

Filesize
448KB

Download
memory/1476-132-0x0000000004A00000-0x0000000004A9C000-memory.dmp

Filesize
624KB

Download
memory/1476-133-0x00000000050E0000-0x0000000005684000-memory.dmp

Filesize
5.6MB

Download
memory/1476-134-0x0000000004BD0000-0x0000000004C62000-memory.dmp

Filesize
584KB

Download
memory/1476-135-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/1476-136-0x00000000009A0000-0x00000000009AA000-memory.dmp

Filesize
40KB

Download
memory/1476-137-0x0000000000A20000-0x0000000000A76000-memory.dmp

Filesize
344KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads