xenorat | 46affe6213f26e1a5446134c994e14d3f3f500e3c88f7867e3102c4b171cead1

Analysis

max time kernel
593s
max time network
597s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 08:09

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General

Target

cvghfy.exe
Size

246KB
MD5

81803959df039efd73a59e513065ea5c
SHA1

22328ae1cbf3c7e21b374bfcff7938d3f11f6459
SHA256

46affe6213f26e1a5446134c994e14d3f3f500e3c88f7867e3102c4b171cead1
SHA512

a01ab581c35a38631e8074d3c6f4412397874b80684374bc5db426de908d84fac98dfd0bfba1c1db5bb8c559fc88f6fac1918ad06b79050b4b5704b973bf53b3
SSDEEP

6144:CnDuwnNVmnw99r8ehzRij+NNirOyZ13QzGI71wI:CnDpnewrrlNIuN54lQzGI71N

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

87.120.116.115

Mutex

Xeno_rat_nd8912d

Attributes

delay
60000
install_path
temp
port
1391
startup_name
nothingset

Signatures

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2856-6-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/2856-16-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/2856-8-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat

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

Executes dropped EXE 3 IoCs

pid	Process
2148	cvghfy.exe
2928	cvghfy.exe
2836	cvghfy.exe

Loads dropped DLL 3 IoCs

pid	Process
2860	cvghfy.exe
2148	cvghfy.exe
2148	cvghfy.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2340 set thread context of 2856	2340	cvghfy.exe	30
PID 2340 set thread context of 2860	2340	cvghfy.exe	31
PID 2148 set thread context of 2928	2148	cvghfy.exe	33
PID 2148 set thread context of 2836	2148	cvghfy.exe	34

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 7 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	cvghfy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.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
2000	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2340	cvghfy.exe
Token: SeDebugPrivilege	2148	cvghfy.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2856	2340	cvghfy.exe	30
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2340 wrote to memory of 2860	2340	cvghfy.exe	31
PID 2860 wrote to memory of 2148	2860	cvghfy.exe	32
PID 2860 wrote to memory of 2148	2860	cvghfy.exe	32
PID 2860 wrote to memory of 2148	2860	cvghfy.exe	32
PID 2860 wrote to memory of 2148	2860	cvghfy.exe	32
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2928	2148	cvghfy.exe	33
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2148 wrote to memory of 2836	2148	cvghfy.exe	34
PID 2856 wrote to memory of 2000	2856	cvghfy.exe	36
PID 2856 wrote to memory of 2000	2856	cvghfy.exe	36
PID 2856 wrote to memory of 2000	2856	cvghfy.exe	36
PID 2856 wrote to memory of 2000	2856	cvghfy.exe	36

C:\Users\Admin\AppData\Local\Temp\cvghfy.exe
"C:\Users\Admin\AppData\Local\Temp\cvghfy.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Local\Temp\cvghfy.exe
  C:\Users\Admin\AppData\Local\Temp\cvghfy.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "UpdateManager" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6C89.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2000
- C:\Users\Admin\AppData\Local\Temp\cvghfy.exe
  C:\Users\Admin\AppData\Local\Temp\cvghfy.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2860
- - C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
    "C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2148
  - - C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
      C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2928
  - - C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
      C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe

Filesize
246KB

MD5
81803959df039efd73a59e513065ea5c

SHA1
22328ae1cbf3c7e21b374bfcff7938d3f11f6459

SHA256
46affe6213f26e1a5446134c994e14d3f3f500e3c88f7867e3102c4b171cead1

SHA512
a01ab581c35a38631e8074d3c6f4412397874b80684374bc5db426de908d84fac98dfd0bfba1c1db5bb8c559fc88f6fac1918ad06b79050b4b5704b973bf53b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6C89.tmp

Filesize
1KB

MD5
4c8bcf79ed388bced3285da95add9980

SHA1
fed3f6226619ea03d54579fa61175d5060c2fe2f

SHA256
288cfa3a1a8fde2c8ee5b519e7236fd49f3ed3eea07853df6bc7624496c5ca75

SHA512
8bee90e382b6abaac9489b8cc47a5ec3c9df829273594432adeda67185fe7efcdb732148d3af47616846a89debd41d735fc4b809f3fe9aa7c0702334768070c1

Download Submit
memory/2148-26-0x0000000000EB0000-0x0000000000EF6000-memory.dmp

Filesize
280KB

Download
memory/2340-4-0x00000000005C0000-0x0000000000600000-memory.dmp

Filesize
256KB

Download
memory/2340-27-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2340-5-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x00000000008E0000-0x0000000000926000-memory.dmp

Filesize
280KB

Download
memory/2340-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2340-2-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2340-3-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-18-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-8-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2856-16-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2856-38-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-6-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2856-42-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-43-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2860-25-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2860-39-0x00000000746C0000-0x0000000074DAE000-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