redline | 899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8

General

Target

899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe
Size

2.6MB
MD5

162e6f22aa969a7a99c2ee8cfdc39f6e
SHA1

d1dcfb654215bf3999e4bf11ce0e30964671585e
SHA256

899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8
SHA512

72f472ab7921aae36b2954c73668daa272f779eb5d78f6bbef4f4d7a4089ab4a370d956b1ff688c7a65e493e7ed307d3345dc8cba882ed8ee1e75f2c2bf2e16b

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/1848-134-0x0000000000AA0000-0x000000000118E000-memory.dmp	family_redline

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:

899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1848-134-0x0000000000AA0000-0x000000000118E000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

pid process

1848 899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

pid	process
1848	899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe
1848	899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4284	svchost.exe
Token: SeCreatePagefilePrivilege	4284	svchost.exe
Token: SeShutdownPrivilege	4284	svchost.exe
Token: SeCreatePagefilePrivilege	4284	svchost.exe
Token: SeShutdownPrivilege	4284	svchost.exe
Token: SeCreatePagefilePrivilege	4284	svchost.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe
Token: SeRestorePrivilege	4788	TiWorker.exe
Token: SeSecurityPrivilege	4788	TiWorker.exe
Token: SeBackupPrivilege	4788	TiWorker.exe

C:\Users\Admin\AppData\Local\Temp\899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe
"C:\Users\Admin\AppData\Local\Temp\899863f4905401af16477a1ebbe593b05be6d25329db6c4ef294e872d6356bf8.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1848

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:4284

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:4788

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/1848-133-0x0000000077B74000-0x0000000077B76000-memory.dmp

Filesize
8KB

Download
memory/1848-132-0x00000000760E0000-0x00000000760E1000-memory.dmp

Filesize
4KB

Download
memory/1848-134-0x0000000000AA0000-0x000000000118E000-memory.dmp

Filesize
6.9MB

Download
memory/1848-135-0x000000007510E000-0x000000007510F000-memory.dmp

Filesize
4KB

Download
memory/1848-136-0x0000000006510000-0x0000000006B28000-memory.dmp

Filesize
6.1MB

Download
memory/1848-137-0x0000000005F50000-0x0000000005F62000-memory.dmp

Filesize
72KB

Download
memory/1848-138-0x0000000006080000-0x000000000618A000-memory.dmp

Filesize
1.0MB

Download
memory/1848-139-0x0000000005FB0000-0x0000000005FEC000-memory.dmp

Filesize
240KB

Download
memory/1848-140-0x0000000005EE0000-0x0000000005EE1000-memory.dmp

Filesize
4KB

Download
memory/4284-141-0x00000168C1B70000-0x00000168C1B80000-memory.dmp

Filesize
64KB

Download
memory/4284-142-0x00000168C2220000-0x00000168C2230000-memory.dmp

Filesize
64KB

Download
memory/4284-143-0x00000168C48F0000-0x00000168C48F4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads