xenorat | ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9

General

Target

ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe
Size

45KB
MD5

401a617786110ea8ba0923c61b097d76
SHA1

e851ebf5f3355c09a098c36a4c74fbdbf48c3ec3
SHA256

ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9
SHA512

96f2ffe272e67d31e8533697e696be96d3e8c206bc00fb971b5da5e921448592ef38899c672f10514611950dcf132a7b7150dc49ae52319a00041e5822ad63fd
SSDEEP

768:JdhO/poiiUcjlJIn0CLue9H9Xqk5nWEZ5SbTDabWI7CPW5m:Hw+jjgnfye9H9XqcnW85SbTaWIe

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

C2

192.168.89.128

Mutex

297ry204jf-29ut42

Attributes

delay
5000
install_path
appdata
port
4444
startup_name
iotupdate

Signatures

Detect XenoRat Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2676-1-0x0000000000410000-0x0000000000422000-memory.dmp	family_xenorat
behavioral2/files/0x000a000000023b75-6.dat	family_xenorat

XenorRat
XenorRat is a remote access trojan written in C#.
trojan rat xenorat
Xenorat family
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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe

Executes dropped EXE 1 IoCs

pid	Process
2668	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.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	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.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
548	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2668	2676	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe	83
PID 2676 wrote to memory of 2668	2676	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe	83
PID 2676 wrote to memory of 2668	2676	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe	83
PID 2668 wrote to memory of 548	2668	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe	85
PID 2668 wrote to memory of 548	2668	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe	85
PID 2668 wrote to memory of 548	2668	ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe	85

C:\Users\Admin\AppData\Local\Temp\ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe
"C:\Users\Admin\AppData\Local\Temp\ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Users\Admin\AppData\Roaming\XenoManager\ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "iotupdate" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8136.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:548

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\ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8136.tmp

Filesize
1KB

MD5
c8f20ae7472ca709e80dacd8e68efffc

SHA1
0c25c30505bc2847c2b1e24caf26a6e55f369529

SHA256
bfebc2b8e4944c24a68a9d3a76d629d630150a2017c46500aae11a9b9761d84a

SHA512
329f14d6413e3f20a6991377a3979f1d7265d8991d0258b5dc173862d1669f253a255b25403a268faac68094d996179a8f2e6e930b40cef7f4eb2785f3070e7a

Download Submit
C:\Users\Admin\AppData\Roaming\XenoManager\ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9.exe

Filesize
45KB

MD5
401a617786110ea8ba0923c61b097d76

SHA1
e851ebf5f3355c09a098c36a4c74fbdbf48c3ec3

SHA256
ff645c8b38824fbdfdc8714fc9ff30c170ceca8f5f79b5b6e31ede729b8d7cd9

SHA512
96f2ffe272e67d31e8533697e696be96d3e8c206bc00fb971b5da5e921448592ef38899c672f10514611950dcf132a7b7150dc49ae52319a00041e5822ad63fd

Download Submit
memory/2668-15-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2668-18-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2668-19-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2676-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

Filesize
4KB

Download
memory/2676-1-0x0000000000410000-0x0000000000422000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads