xenorat | f27a4b86917881c54680ced40332c08e45b3125aa61982d035e0711f9aeac15f

General

Target

4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe
Size

45KB
MD5

933eb414285ea29140928e633e8ec34e
SHA1

228a81ed40af52d0d4f7740401440c2d9a8e496d
SHA256

4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26
SHA512

71fc1a046d3b60dd91ee6d6bd4d9d433d5361f02d781a56b9677ba02748497c0284288dc128cce24438bc22ab3fc6256882744ac63a35061cf692d8aec088868
SSDEEP

768:wdhO/poiiUcjlJIn4hYH9Xqk5nWEZ5SbTDaEbuI7CPW5W:iw+jjgn4SH9XqcnW85SbThbuIe

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

C2

194.113.106.81

Mutex

szczur_nd8912d

Attributes

delay
5000
install_path
appdata
port
2271
startup_name
Java Update

Signatures

Detect XenoRat Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2500-1-0x0000000000830000-0x0000000000842000-memory.dmp	family_xenorat
behavioral2/files/0x000a000000023b8f-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe

Executes dropped EXE 1 IoCs

pid	Process
1784	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.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	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.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
1860	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 1784	2500	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe	86
PID 2500 wrote to memory of 1784	2500	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe	86
PID 2500 wrote to memory of 1784	2500	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe	86
PID 1784 wrote to memory of 1860	1784	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe	91
PID 1784 wrote to memory of 1860	1784	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe	91
PID 1784 wrote to memory of 1860	1784	4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe	91

C:\Users\Admin\AppData\Local\Temp\4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe
"C:\Users\Admin\AppData\Local\Temp\4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Users\Admin\AppData\Roaming\XenoManager\4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1784
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "Java Update" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB46B.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1860

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\Temp\tmpB46B.tmp

Filesize
1KB

MD5
a918711dbd1c474bd89ca4b2f41ba539

SHA1
5e42bd758a34ca9341a5766c0e9fb2926d54fa8f

SHA256
4be294e23cef88639f34435c12a95ad57d81188b5b64a67ba30a1942ea51ccf0

SHA512
f7fe435d859f01fe55e6705292e7b9aea7c3d1f774068d6e74b1e9b6c857cf3fc2c6f8cfc97f84b8f05934b3971812894fd433df14cf65e13343150a00036a7c

Download Submit
C:\Users\Admin\AppData\Roaming\XenoManager\4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26.exe

Filesize
45KB

MD5
933eb414285ea29140928e633e8ec34e

SHA1
228a81ed40af52d0d4f7740401440c2d9a8e496d

SHA256
4079c8b353cbed438c29fe62ff7315fea2a90ff3cc16055801939f647d2f2d26

SHA512
71fc1a046d3b60dd91ee6d6bd4d9d433d5361f02d781a56b9677ba02748497c0284288dc128cce24438bc22ab3fc6256882744ac63a35061cf692d8aec088868

Download Submit
memory/1784-14-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1784-17-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1784-18-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/2500-0-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/2500-1-0x0000000000830000-0x0000000000842000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads