xenorat | c71198ad851ef04ae1c4ad120f95d82baa0b379344a36363eb451baa35661f6b

General

Target

thonny-4.1.6.exe
Size

100KB
MD5

abfe5b712977b17a20a2dedb7a2ac3ea
SHA1

93ce8570bfcc2985e5a847b8a6b0f684d46cf2ad
SHA256

c71198ad851ef04ae1c4ad120f95d82baa0b379344a36363eb451baa35661f6b
SHA512

d3d3fcf3d40968cc8a0a1e8d1a2d5f1108954fba6c4dfa77f23116728528056b16c7ef0451540f4d3637d0cb0447e7879d5bf91e460f9e602089f85593f2e311
SSDEEP

1536:bw+jjgnBnH9XqcnW85SbTDWILeGq7fCt:bw+jqBH91UbTDq7fw

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

C2

127.0.0.1

Mutex

Xeno_rat_nd8912d

Attributes

delay
5000
install_path
temp
port
7743
startup_name
BluetoothService

Signatures

Detect XenoRat Payload 2 IoCs

resource	yara_rule
behavioral1/memory/4680-1-0x0000000000780000-0x00000000007A0000-memory.dmp	family_xenorat
behavioral1/files/0x0007000000023439-6.dat	family_xenorat

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	thonny-4.1.6.exe

Executes dropped EXE 1 IoCs

pid	Process
4236	thonny-4.1.6.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	thonny-4.1.6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	thonny-4.1.6.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
3752	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4680 wrote to memory of 4236	4680	thonny-4.1.6.exe	82
PID 4680 wrote to memory of 4236	4680	thonny-4.1.6.exe	82
PID 4680 wrote to memory of 4236	4680	thonny-4.1.6.exe	82
PID 4236 wrote to memory of 3752	4236	thonny-4.1.6.exe	87
PID 4236 wrote to memory of 3752	4236	thonny-4.1.6.exe	87
PID 4236 wrote to memory of 3752	4236	thonny-4.1.6.exe	87

C:\Users\Admin\AppData\Local\Temp\thonny-4.1.6.exe
"C:\Users\Admin\AppData\Local\Temp\thonny-4.1.6.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4680
- C:\Users\Admin\AppData\Local\Temp\XenoManager\thonny-4.1.6.exe
  "C:\Users\Admin\AppData\Local\Temp\XenoManager\thonny-4.1.6.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4236
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "BluetoothService" /XML "C:\Users\Admin\AppData\Local\Temp\tmp95D7.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\thonny-4.1.6.exe.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\XenoManager\thonny-4.1.6.exe

Filesize
100KB

MD5
abfe5b712977b17a20a2dedb7a2ac3ea

SHA1
93ce8570bfcc2985e5a847b8a6b0f684d46cf2ad

SHA256
c71198ad851ef04ae1c4ad120f95d82baa0b379344a36363eb451baa35661f6b

SHA512
d3d3fcf3d40968cc8a0a1e8d1a2d5f1108954fba6c4dfa77f23116728528056b16c7ef0451540f4d3637d0cb0447e7879d5bf91e460f9e602089f85593f2e311

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp95D7.tmp

Filesize
1KB

MD5
27e2e7bed0f973d1f3d93d21eda7d87b

SHA1
05d27b15263d21f12176c14531d841e9d0ab0888

SHA256
1fa5409db473b4ec05c511156fef0a1e4d4522878aa21da249ff4bf2155bc49c

SHA512
eea2d0ae1bf7b5f3dd68b060e5bb21ba2741b44b26e868c410554df39ef91ab20a6e838721decd6f47863baff2590670d410eb66a96a92178030e7caac349a86

Download Submit
memory/4236-15-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4236-18-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4236-19-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4680-0-0x00000000753BE000-0x00000000753BF000-memory.dmp

Filesize
4KB

Download
memory/4680-1-0x0000000000780000-0x00000000007A0000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads