xenorat | 59cd7e7b0c1c0760cb9499775184b02d8a8e3188bacd9420b04987b0b5724eb5

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 09:41

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General

Target

svchost.exe.bin.exe
Size

3.9MB
MD5

9ce8e0cbb54f24de304851e0b7226c0a
SHA1

1db4c3d746ea0ad15e98ed3a2b96c2ca09fb1366
SHA256

59cd7e7b0c1c0760cb9499775184b02d8a8e3188bacd9420b04987b0b5724eb5
SHA512

fe5fd7e0f40074e45ad5a1709ff72670d47c2cb5e383cc9f6f4baccb21374a334d2ca1d970534f8815ae9a68c1e1f27b6517e3f8eb0a365b390686d61d0e97f8
SSDEEP

98304:xIQjojuFS4tTWv+uwCu48dIrvmnpE4h5CG4DdtED/:2KsovGIL5eG+C/

Score

10^/10

xenorat discovery evasion rat themida trojan

Malware Config

Extracted

Family

xenorat

96.126.118.61

Mutex

Microsoft Windows_3371808

Attributes

delay
5000
install_path
appdata
port
4444
startup_name
svchost.exe

Signatures

XenorRat
XenorRat is a remote access trojan written in C#.
trojan rat xenorat
Xenorat family
xenorat

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	svchost.exe.bin.exe

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe.bin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe.bin.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2936-31-0x0000000000EF0000-0x0000000001894000-memory.dmp	themida
behavioral1/memory/2936-32-0x0000000000EF0000-0x0000000001894000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	svchost.exe.bin.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2936	svchost.exe.bin.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe.bin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2800	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe
2936	svchost.exe.bin.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2936	svchost.exe.bin.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2800	2936	svchost.exe.bin.exe	31
PID 2936 wrote to memory of 2800	2936	svchost.exe.bin.exe	31
PID 2936 wrote to memory of 2800	2936	svchost.exe.bin.exe	31
PID 2936 wrote to memory of 2800	2936	svchost.exe.bin.exe	31

C:\Users\Admin\AppData\Local\Temp\svchost.exe.bin.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe.bin.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /Create /TN "svchost.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp" /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp

Filesize
1KB

MD5
5d43a3acfa009a6ae6b70c24c131f406

SHA1
042b6cc21d2c350c25f76cefc1eed47a16a94993

SHA256
628f91b1e975d310c24e7eddbc5e782fd664eac384990d35c2605c493b611cb9

SHA512
71a0daae3fd46496780c003387596d1a6192c503f058e03c6a8966f0a02a43159517adb646bd244d4ee15d02ae910b382391fb551dc5277046be57984658bd04

Download Submit
memory/2936-15-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-3-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-16-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-4-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-5-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-6-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-7-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-8-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-10-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-9-0x0000000000EF0000-0x0000000001894000-memory.dmp

Filesize
9.6MB

Download
memory/2936-11-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-13-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-14-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-0-0x0000000000EF0000-0x0000000001894000-memory.dmp

Filesize
9.6MB

Download
memory/2936-1-0x0000000076C04000-0x0000000076C05000-memory.dmp

Filesize
4KB

Download
memory/2936-2-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-17-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-18-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-20-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-19-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-21-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-22-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-23-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-24-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-25-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-26-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-27-0x0000000076BF0000-0x0000000076D00000-memory.dmp

Filesize
1.1MB

Download
memory/2936-31-0x0000000000EF0000-0x0000000001894000-memory.dmp

Filesize
9.6MB

Download
memory/2936-32-0x0000000000EF0000-0x0000000001894000-memory.dmp

Filesize
9.6MB

Download
memory/2936-12-0x0000000076C04000-0x0000000076C05000-memory.dmp

Filesize
4KB

Download