xenorat | d54bd79976a9cfef49e8ae530437fd657e3c2125623b8c26049f95a77da9b0ea

General

Target

weafasdfawef.exe
Size

45KB
MD5

7c0981b33bb05e403e6dafbfb15f245e
SHA1

0d85fd3a8c5de8bce1e9e5595d2882491cab3e51
SHA256

d54bd79976a9cfef49e8ae530437fd657e3c2125623b8c26049f95a77da9b0ea
SHA512

bb57ef8f6489b4fe0c2f8f02d2fde38c5398c80296af53c2c34909e02a5a0e042dcd22d0a08c36b40c4e5816cb5334b55e802e67a8cb699df25a183b435dd96a
SSDEEP

768:xdhO/poiiUcjlJInlzH9Xqk5nWEZ5SbTDaYWI7CPW5V:vw+jjgndH9XqcnW85SbTZWId

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

C2

192.168.1.129

Mutex

MERRYCHEESEMAS

Attributes

delay
5000
install_path
appdata
port
8888
startup_name
Windows

Signatures

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2136-1-0x0000000001190000-0x00000000011A2000-memory.dmp	family_xenorat
behavioral1/files/0x0008000000015dc3-4.dat	family_xenorat
behavioral1/memory/2716-9-0x0000000000AB0000-0x0000000000AC2000-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
2716	weafasdfawef.exe

Loads dropped DLL 1 IoCs

pid	Process
2136	weafasdfawef.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	weafasdfawef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	weafasdfawef.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
2348	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2716	2136	weafasdfawef.exe	30
PID 2136 wrote to memory of 2716	2136	weafasdfawef.exe	30
PID 2136 wrote to memory of 2716	2136	weafasdfawef.exe	30
PID 2136 wrote to memory of 2716	2136	weafasdfawef.exe	30
PID 2716 wrote to memory of 2348	2716	weafasdfawef.exe	31
PID 2716 wrote to memory of 2348	2716	weafasdfawef.exe	31
PID 2716 wrote to memory of 2348	2716	weafasdfawef.exe	31
PID 2716 wrote to memory of 2348	2716	weafasdfawef.exe	31

C:\Users\Admin\AppData\Local\Temp\weafasdfawef.exe
"C:\Users\Admin\AppData\Local\Temp\weafasdfawef.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Roaming\XenoManager\weafasdfawef.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\weafasdfawef.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "Windows" /XML "C:\Users\Admin\AppData\Local\Temp\tmp934A.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2348

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\tmp934A.tmp

Filesize
1KB

MD5
6453ec2157b7504c20da4d7075005a76

SHA1
257c12d1e230ac47c27ace2b455bd3fe7a29d79e

SHA256
f8462234f6cf6302d93ab5cb08abac0e127286b24085a1c36f48379ff98582d2

SHA512
193a61266e441d3335e8e4d681669272d663bd882939a75e9a946b532e96b42dd70dda27f0892af13a834c220224c40675f0c36f20903749a7cad181ffadbac2

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

Filesize
45KB

MD5
7c0981b33bb05e403e6dafbfb15f245e

SHA1
0d85fd3a8c5de8bce1e9e5595d2882491cab3e51

SHA256
d54bd79976a9cfef49e8ae530437fd657e3c2125623b8c26049f95a77da9b0ea

SHA512
bb57ef8f6489b4fe0c2f8f02d2fde38c5398c80296af53c2c34909e02a5a0e042dcd22d0a08c36b40c4e5816cb5334b55e802e67a8cb699df25a183b435dd96a

Download Submit
memory/2136-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/2136-1-0x0000000001190000-0x00000000011A2000-memory.dmp

Filesize
72KB

Download
memory/2716-9-0x0000000000AB0000-0x0000000000AC2000-memory.dmp

Filesize
72KB

Download
memory/2716-10-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-13-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-14-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-15-0x00000000744B0000-0x0000000074B9E000-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