xenorat | a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb

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 09:48

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General

Target

a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
Size

2.2MB
MD5

958dad459434404af63b16110f8333be
SHA1

2d83e559793d250b8e50643a90c90d78d4a5174f
SHA256

a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb
SHA512

d98d4bf9cfe745c4b7cc4734a017c586c88013a2dc8c16f8e97f50261001357f5e01314dc8a91d8c624ab7ac56c0cc7478c8ed7268bf5004db8f9de61c03bc81
SSDEEP

49152:fegwdsK+fl0+eor1gyVSgg0R4WEggpZWPVcr8823guNNb9C5sx7LfkyoJ:l5OpMp49ggpZyHNho5sNaJ

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
5037
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__	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.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	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2644-29-0x00000000011E0000-0x00000000018AE000-memory.dmp	themida
behavioral1/memory/2644-30-0x00000000011E0000-0x00000000018AE000-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	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.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	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.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
2652	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2652	2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe	30
PID 2644 wrote to memory of 2652	2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe	30
PID 2644 wrote to memory of 2652	2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe	30
PID 2644 wrote to memory of 2652	2644	a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe	30

C:\Users\Admin\AppData\Local\Temp\a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.exe
"C:\Users\Admin\AppData\Local\Temp\a1b6ec86bff84ed72257daaf6a11811f71027b8a02592d39bda47c36a1a91afb.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:2644
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /Create /TN "svchost.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB76.tmp" /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2652

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\tmpB76.tmp

Filesize
1KB

MD5
7c3763245eea4e1da4a06034273799f6

SHA1
10d237c5f2faf43291a43f160e88d278777f8407

SHA256
594d1863b51343ff956e34892d90854627f6a73686b89824616e9e17b7410160

SHA512
f87d36b8cf5261a9d0cb4ec84da92040cdf2d7cf63e4898e232a52a76358c8e962725eb75be65bceb88d73b439db03448ae2bc34d477e9a0fa9e2186d9cf6338

Download Submit
memory/2644-16-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-3-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-14-0x00000000011E0000-0x00000000018AE000-memory.dmp

Filesize
6.8MB

Download
memory/2644-5-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-4-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-6-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-7-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-8-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-13-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-12-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-11-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-10-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-9-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-0-0x00000000011E0000-0x00000000018AE000-memory.dmp

Filesize
6.8MB

Download
memory/2644-35-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-2-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-19-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-18-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-17-0x0000000075764000-0x0000000075765000-memory.dmp

Filesize
4KB

Download
memory/2644-25-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-24-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-23-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-22-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-21-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-20-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-29-0x00000000011E0000-0x00000000018AE000-memory.dmp

Filesize
6.8MB

Download
memory/2644-30-0x00000000011E0000-0x00000000018AE000-memory.dmp

Filesize
6.8MB

Download
memory/2644-31-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download
memory/2644-1-0x0000000075764000-0x0000000075765000-memory.dmp

Filesize
4KB

Download
memory/2644-15-0x0000000075750000-0x0000000075860000-memory.dmp

Filesize
1.1MB

Download