xenorat | 4154a155effa00a21a92bc505e79d666227a04a572dcd3f0a1c09ad99d9bb1ed

General

Target

ruleaza.exe
Size

60KB
MD5

bc8dd3bc1e1c0dc28e40898a6cb1e8d4
SHA1

873efbf4b0461a252eb88b61113511211cfe4b4c
SHA256

4154a155effa00a21a92bc505e79d666227a04a572dcd3f0a1c09ad99d9bb1ed
SHA512

f61e8c0dbce599e5af66403a249269b27a950263aa22059962bedd171eb199540f5e72258b29bf150dbf0a5ec54b2db3c86a670d367658fde2874c141cf638b4
SSDEEP

768:pdhO/poiiUcjlJInLVH9Xqk5nWEZ5SbTDaLuI7CPW5WdxelsWNRPZ:nw+jjgnxH9XqcnW85SbTGuIZtNRZ

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
appdata
port
4782
startup_name
niggas

Signatures

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2304-1-0x00000000009D0000-0x00000000009E6000-memory.dmp	family_xenorat
behavioral1/files/0x0008000000016644-4.dat	family_xenorat
behavioral1/memory/2972-9-0x0000000001270000-0x0000000001286000-memory.dmp	family_xenorat

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

Executes dropped EXE 1 IoCs

pid	Process
2972	ruleaza.exe

Loads dropped DLL 1 IoCs

pid	Process
2304	ruleaza.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	ruleaza.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ruleaza.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
2636	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2972	2304	ruleaza.exe	30
PID 2304 wrote to memory of 2972	2304	ruleaza.exe	30
PID 2304 wrote to memory of 2972	2304	ruleaza.exe	30
PID 2304 wrote to memory of 2972	2304	ruleaza.exe	30
PID 2972 wrote to memory of 2636	2972	ruleaza.exe	32
PID 2972 wrote to memory of 2636	2972	ruleaza.exe	32
PID 2972 wrote to memory of 2636	2972	ruleaza.exe	32
PID 2972 wrote to memory of 2636	2972	ruleaza.exe	32

C:\Users\Admin\AppData\Local\Temp\ruleaza.exe
"C:\Users\Admin\AppData\Local\Temp\ruleaza.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Users\Admin\AppData\Roaming\XenoManager\ruleaza.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\ruleaza.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "niggas" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDC99.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2636

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

System Information Discovery

1

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\Temp\tmpDC99.tmp

Filesize
1KB

MD5
a5469ec27df2d2a777bafe0af4dd2869

SHA1
a3d57a7f472aca20044193823421ffc74d00ee4b

SHA256
cfe4c592f25d99d12fffdd94b5c14cd921434607ce0c028cfcd82b19e64e646f

SHA512
593de9c1e241535d3ebebcb900114069d44175acbfef0c23191542c99c8cb9916258e99e17adf871ee7897f9c69cb92fe00a9873bdcea28d6af9703acadae25a

Download Submit
\Users\Admin\AppData\Roaming\XenoManager\ruleaza.exe

Filesize
60KB

MD5
bc8dd3bc1e1c0dc28e40898a6cb1e8d4

SHA1
873efbf4b0461a252eb88b61113511211cfe4b4c

SHA256
4154a155effa00a21a92bc505e79d666227a04a572dcd3f0a1c09ad99d9bb1ed

SHA512
f61e8c0dbce599e5af66403a249269b27a950263aa22059962bedd171eb199540f5e72258b29bf150dbf0a5ec54b2db3c86a670d367658fde2874c141cf638b4

Download Submit
memory/2304-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/2304-1-0x00000000009D0000-0x00000000009E6000-memory.dmp

Filesize
88KB

Download
memory/2972-9-0x0000000001270000-0x0000000001286000-memory.dmp

Filesize
88KB

Download
memory/2972-10-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2972-13-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2972-14-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2972-15-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads