redline | 74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5

General

Target

74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe
Size

2.8MB
MD5

bbd6e5c672eb12cc3a924d3961ab9319
SHA1

bbbe7013c1632f12ed88eb9dac0817081fd76d69
SHA256

74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5
SHA512

ee7fba43226a2e801834cf4e26cbaaacbca10e2b7f368d28a70f00e84783d246915e2dec0f3172592527621bf6ac6117c33ff7050cb57d80ab22532b44102b84

Score

10^/10

redline evasion infostealer themida trojan

Malware Config

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3496-134-0x0000000000F20000-0x0000000001696000-memory.dmp	family_redline

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

Processes:

resource	yara_rule
behavioral2/memory/3496-134-0x0000000000F20000-0x0000000001696000-memory.dmp	net_reactor

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/3496-134-0x0000000000F20000-0x0000000001696000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

pid process

3496 74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe

Modifies data under HKEY_USERS 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\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\CDNConnectionCount = "0"	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\DownloadMonthlyRateFrCnt = "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\LANConnectionCount = "0"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108"	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\DownloadMonthlyLanBytes = "0"	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\DownloadMonthlyRateBkCnt = "0"	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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.286990"	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\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\DownloadMonthlyInternetBytes = "0"	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\Config\KVFileExpirationTime = "132895777302227006"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	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\InternetConnectionCount = "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
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	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\Usage	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\PeerInfoCount = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\DownloadMonthlyCdnBytes = "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\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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4196"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4188"	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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

pid	process
3496	74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe
3496	74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe
Token: SeRestorePrivilege	652	TiWorker.exe
Token: SeSecurityPrivilege	652	TiWorker.exe
Token: SeBackupPrivilege	652	TiWorker.exe

C:\Users\Admin\AppData\Local\Temp\74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe
"C:\Users\Admin\AppData\Local\Temp\74fbb85079f7be6b83b7a44aa8c04967a2f738d933afe159dd972bd34b4a0cc5.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3496

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:2628

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:652

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3496-130-0x0000000076B90000-0x0000000076B91000-memory.dmp

Filesize
4KB

Download
memory/3496-131-0x00000000775B4000-0x00000000775B6000-memory.dmp

Filesize
8KB

Download
memory/3496-133-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/3496-134-0x0000000000F20000-0x0000000001696000-memory.dmp

Filesize
7.5MB

Download
memory/3496-135-0x00000000066E0000-0x0000000006CF8000-memory.dmp

Filesize
6.1MB

Download
memory/3496-136-0x00000000060F0000-0x0000000006102000-memory.dmp

Filesize
72KB

Download
memory/3496-137-0x0000000006220000-0x000000000632A000-memory.dmp

Filesize
1.0MB

Download
memory/3496-138-0x00000000060B0000-0x00000000060B1000-memory.dmp

Filesize
4KB

Download
memory/3496-139-0x0000000006150000-0x000000000618C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads