redline | d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49

General

Target

d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe
Size

2.8MB
MD5

62eeb62816a7d36d4dac3aa66c685da8
SHA1

64b97b69c0bda0e472bd9dba9de9fe01d0ed7315
SHA256

d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49
SHA512

7642c425311aba0d65117654dfb7fe1ad930bc0eb7dabeab559b48e8a301581bb66662320a817eef1e3f672228b317d7123cb93b9385d6c1e209675673cedc67

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/1600-136-0x0000000000D20000-0x00000000013F4000-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/1600-136-0x0000000000D20000-0x00000000013F4000-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:

d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1600-136-0x0000000000D20000-0x00000000013F4000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe

pid process

1600 d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.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

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 52 IoCs

Processes:

svchost.exe

description	ioc	process
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\NormalDownloadPendingCount = "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\PeerInfoCount = "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\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.696584"	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\DownloadMonthlyRateBkBps = "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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.179210"	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\DownloadMonthlyRateFrBps = "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\MemoryUsageKB = "4304"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4152"	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 = "132895534586253957"	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 (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\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.008207"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	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\DownloadMonthlyGroupBytes = "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\PriorityDownloadPendingCount = "0"	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 = "0.348837"	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\DownloadMonthlyRateFrCnt = "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\MonthID = "2"	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\InternetConnectionCount = "0"	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\DownloadMonthlyCdnBytes = "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\SwarmCount = "1"	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\MonthlyUploadRestriction = "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\MemoryUsageKB = "4104"	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\UploadMonthlyLanBytes = "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\MemoryUsageKB = "4300"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe

pid	process
1600	d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe
1600	d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe
Token: SeRestorePrivilege	1592	TiWorker.exe
Token: SeSecurityPrivilege	1592	TiWorker.exe
Token: SeBackupPrivilege	1592	TiWorker.exe

C:\Users\Admin\AppData\Local\Temp\d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe
"C:\Users\Admin\AppData\Local\Temp\d9fbf489c999137459a8a3d2e0caf002efe03e9f3cb18353a0b4cd8b0da46b49.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1600

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1784

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:2264

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:1592

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1600-130-0x0000000076130000-0x0000000076131000-memory.dmp

Filesize
4KB

Download
memory/1600-133-0x0000000076130000-0x0000000076131000-memory.dmp

Filesize
4KB

Download
memory/1600-134-0x00000000772A4000-0x00000000772A6000-memory.dmp

Filesize
8KB

Download
memory/1600-135-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1600-136-0x0000000000D20000-0x00000000013F4000-memory.dmp

Filesize
6.8MB

Download
memory/1600-137-0x0000000005DD0000-0x00000000063E8000-memory.dmp

Filesize
6.1MB

Download
memory/1600-138-0x00000000057D0000-0x00000000057E2000-memory.dmp

Filesize
72KB

Download
memory/1600-139-0x0000000005900000-0x0000000005A0A000-memory.dmp

Filesize
1.0MB

Download
memory/1600-140-0x00000000057A0000-0x00000000057A1000-memory.dmp

Filesize
4KB

Download
memory/1600-141-0x0000000005830000-0x000000000586C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads