redline | 9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83

General

Target

9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe
Size

2.8MB
MD5

265ce3353bdf58373ba03e3481d9b320
SHA1

99f367e918eb55ac51421a140dc6f07c8fe84888
SHA256

9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83
SHA512

59244537faafce557e885e0f0157b1fb8197decec767d7f9c4c40a8586ccfbb3cd964768f6a4da12ba3976332e8954f826911ec2f0f4759d25d15eac84fda38a

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/1852-135-0x0000000000320000-0x0000000000A66000-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:

9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1852-135-0x0000000000320000-0x0000000000A66000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

pid process

1852 9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

pid	process
1852	9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe
1852	9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1504	svchost.exe
Token: SeCreatePagefilePrivilege	1504	svchost.exe
Token: SeShutdownPrivilege	1504	svchost.exe
Token: SeCreatePagefilePrivilege	1504	svchost.exe
Token: SeShutdownPrivilege	1504	svchost.exe
Token: SeCreatePagefilePrivilege	1504	svchost.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe

C:\Users\Admin\AppData\Local\Temp\9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe
"C:\Users\Admin\AppData\Local\Temp\9fdb445364d1ac204d0f44516f7236fca009dd5d2dc089d388eeb2ec1e972c83.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1852

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:1504

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:3440

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/1504-142-0x000001F5B8560000-0x000001F5B8570000-memory.dmp

Filesize
64KB

Download
memory/1504-143-0x000001F5B8B20000-0x000001F5B8B30000-memory.dmp

Filesize
64KB

Download
memory/1504-144-0x000001F5BB1B0000-0x000001F5BB1B4000-memory.dmp

Filesize
16KB

Download
memory/1852-133-0x00000000761E0000-0x00000000761E1000-memory.dmp

Filesize
4KB

Download
memory/1852-134-0x0000000077854000-0x0000000077856000-memory.dmp

Filesize
8KB

Download
memory/1852-135-0x0000000000320000-0x0000000000A66000-memory.dmp

Filesize
7.3MB

Download
memory/1852-136-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/1852-137-0x0000000006390000-0x00000000069A8000-memory.dmp

Filesize
6.1MB

Download
memory/1852-138-0x0000000005CA0000-0x0000000005CB2000-memory.dmp

Filesize
72KB

Download
memory/1852-139-0x0000000005E80000-0x0000000005F8A000-memory.dmp

Filesize
1.0MB

Download
memory/1852-140-0x0000000005D60000-0x0000000005D61000-memory.dmp

Filesize
4KB

Download
memory/1852-141-0x0000000005D00000-0x0000000005D3C000-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