xenorat | 2d08e8130fcd20c4e4332010481247cf00062af6cafbbfd4cbe096a9c62d5d7d

Analysis

max time kernel
284s
max time network
301s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 08:29

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General

Target

zgouble.exe
Size

625KB
MD5

58133b496a35609d10cc64215b5fc990
SHA1

dc6bb593c22e664a8d7629e0663820f9207592d1
SHA256

2d08e8130fcd20c4e4332010481247cf00062af6cafbbfd4cbe096a9c62d5d7d
SHA512

4d2a18cd02f214740d1834930246da55757ff92edec2b1fc64191ab4fc612a3a18cbaa443f9ef5329f5be6150b1487bc0f5c7bff5c5b4469c5bdd9517a526cc8
SSDEEP

12288:IcrNS33L10QdrX4tJD4nmvDLI0ZOZPu8+NYzv3epjcuXjc6l02gq4Ne2o:7NA3R5drX4j4m70Ee3eSuXjtvJ4sN

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 1 IoCs

resource	yara_rule
behavioral2/memory/3828-31-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat

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

Checks computer location settings 2 TTPs 3 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	zgouble.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	cvghfy.sfx.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	cvghfy.exe

Executes dropped EXE 7 IoCs

pid	Process
4532	cvghfy.sfx.exe
1256	cvghfy.exe
2124	cvghfy.exe
3828	cvghfy.exe
4900	cvghfy.exe
4860	cvghfy.exe
3012	cvghfy.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1256 set thread context of 2124	1256	cvghfy.exe	93
PID 1256 set thread context of 3828	1256	cvghfy.exe	94
PID 4900 set thread context of 4860	4900	cvghfy.exe	100
PID 4900 set thread context of 3012	4900	cvghfy.exe	101

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2504	2124	WerFault.exe	93

System Location Discovery: System Language Discovery 1 TTPs 9 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.sfx.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	zgouble.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvghfy.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
2468	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1256	cvghfy.exe
Token: SeDebugPrivilege	4900	cvghfy.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 3756	1640	zgouble.exe	84
PID 1640 wrote to memory of 3756	1640	zgouble.exe	84
PID 1640 wrote to memory of 3756	1640	zgouble.exe	84
PID 3756 wrote to memory of 4532	3756	cmd.exe	88
PID 3756 wrote to memory of 4532	3756	cmd.exe	88
PID 3756 wrote to memory of 4532	3756	cmd.exe	88
PID 4532 wrote to memory of 1256	4532	cvghfy.sfx.exe	90
PID 4532 wrote to memory of 1256	4532	cvghfy.sfx.exe	90
PID 4532 wrote to memory of 1256	4532	cvghfy.sfx.exe	90
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 2124	1256	cvghfy.exe	93
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 1256 wrote to memory of 3828	1256	cvghfy.exe	94
PID 3828 wrote to memory of 4900	3828	cvghfy.exe	97
PID 3828 wrote to memory of 4900	3828	cvghfy.exe	97
PID 3828 wrote to memory of 4900	3828	cvghfy.exe	97
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 4860	4900	cvghfy.exe	100
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4900 wrote to memory of 3012	4900	cvghfy.exe	101
PID 4860 wrote to memory of 2468	4860	cvghfy.exe	108
PID 4860 wrote to memory of 2468	4860	cvghfy.exe	108
PID 4860 wrote to memory of 2468	4860	cvghfy.exe	108

C:\Users\Admin\AppData\Local\Temp\zgouble.exe
"C:\Users\Admin\AppData\Local\Temp\zgouble.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\cfgdf.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3756
- - C:\Users\Admin\AppData\Roaming\cvghfy.sfx.exe
    cvghfy.sfx.exe -dC:\Users\Admin\AppData\Roaming -peyhrntdesczopthnymkdespbodtyuhngfszafugyRhvqxsdfHbgnmeL
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4532
  - - C:\Users\Admin\AppData\Roaming\cvghfy.exe
      "C:\Users\Admin\AppData\Roaming\cvghfy.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1256
    - - C:\Users\Admin\AppData\Roaming\cvghfy.exe
        
        C:\Users\Admin\AppData\Roaming\cvghfy.exe
        5⤵
        Executes dropped EXE
        
        PID:2124
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 80
        6⤵
        Program crash
        
        PID:2504
    - - C:\Users\Admin\AppData\Roaming\cvghfy.exe
        
        C:\Users\Admin\AppData\Roaming\cvghfy.exe
        5⤵
        Checks computer location settings
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3828
      - C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
        
        "C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:4900
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4860
        
        C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /Create /TN "UpdateManager" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC704.tmp" /F
        8⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:2468
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
        
        C:\Users\Admin\AppData\Local\Temp\UpdateManager\cvghfy.exe
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:3012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2124 -ip 2124
1⤵
PID:216

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

Query Registry

T1012

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\Microsoft\CLR_v4.0_32\UsageLogs\cvghfy.exe.log

Filesize
706B

MD5
d95c58e609838928f0f49837cab7dfd2

SHA1
55e7139a1e3899195b92ed8771d1ca2c7d53c916

SHA256
0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

SHA512
405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC704.tmp

Filesize
1KB

MD5
ab249650b85443ac128c24bb9feed685

SHA1
fad1eccebd31e34a6849d53e748397732b1b58bd

SHA256
3397551e013d6e71e90ff8e849475d966ad00abed7dc4462ab620e1f00c5a19f

SHA512
a02c890e9733b6c210b64df1e2addee8ae256096e92c3380d8b0a912fa2804d796046d15e7855fee9c8548de45977a71fdcc517c25721eb8501704e2d7ac8132

Download Submit
C:\Users\Admin\AppData\Roaming\cfgdf.bat

Filesize
18KB

MD5
67605d4576fc9218ca922faaccf44961

SHA1
0f4adb98ea10f90b3984a10837aa2c653700986b

SHA256
18abc987c2a04a7c576d7a5c86588467cbf6cc2bb15eadbc60c0336e2fff11d8

SHA512
ef570ad9ebbe64245a8b6d972c77c6dd96adf869e06e8834754a2f90b4c8171a66233db3d27938b3ec30e19ec070dfac2160d7e5b58f477c3d44a20d2be16707

Download Submit
C:\Users\Admin\AppData\Roaming\cvghfy.exe

Filesize
246KB

MD5
81803959df039efd73a59e513065ea5c

SHA1
22328ae1cbf3c7e21b374bfcff7938d3f11f6459

SHA256
46affe6213f26e1a5446134c994e14d3f3f500e3c88f7867e3102c4b171cead1

SHA512
a01ab581c35a38631e8074d3c6f4412397874b80684374bc5db426de908d84fac98dfd0bfba1c1db5bb8c559fc88f6fac1918ad06b79050b4b5704b973bf53b3

Download Submit
C:\Users\Admin\AppData\Roaming\cvghfy.sfx.exe

Filesize
477KB

MD5
68b0b2d1155fbefde17060028186ef37

SHA1
39fcab2dbbaaf0c92a7af7179fd4932d6c8758e8

SHA256
29cce673a99fc812b911d71447ebc7c27240185d68471275d5878d15b5412724

SHA512
1d4c0eb0c668c4b4ecd3daddcd73f78ec72509f8b867ab82813aae8a4cf0ea94fc471454caf63b5b5b5da280ebcb5841b52bcc39b91ec2741d0c3d6a74bf694a

Download Submit
memory/1256-25-0x000000000DE90000-0x000000000DF2C000-memory.dmp

Filesize
624KB

Download
memory/1256-24-0x000000000DDB0000-0x000000000DDF0000-memory.dmp

Filesize
256KB

Download
memory/1256-26-0x000000000E4E0000-0x000000000EA84000-memory.dmp

Filesize
5.6MB

Download
memory/1256-27-0x000000000DFD0000-0x000000000E062000-memory.dmp

Filesize
584KB

Download
memory/1256-28-0x0000000002BB0000-0x0000000002BB6000-memory.dmp

Filesize
24KB

Download
memory/1256-23-0x0000000005190000-0x0000000005196000-memory.dmp

Filesize
24KB

Download
memory/1256-22-0x0000000000860000-0x00000000008A6000-memory.dmp

Filesize
280KB

Download
memory/3828-31-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads