a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c

General

Target

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
Size

316KB
MD5

62c008f7b04f214c977cf9f60f6c67ef
SHA1

a297e77620e1531be6044a9d4e310781483a1892
SHA256

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c
SHA512

3f3a16ad7653e758e75b5860b082358c1b0ab9b3f4e9e909d6a543d780d66fdfce0f2831dc82d5f6a35d6a97409071e261fc2282c2ffa699cce03cf474edef03
SSDEEP

6144:yM7X4Psq8gFV91GGGLVTmrshXj0MQH1DUhu1GJu+DODryKnKxU:5KUgFV6Hm1JKxU

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exevaonog.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	vaonog.exe

Executes dropped EXE 1 IoCs

Processes:

vaonog.exe

pid process

1964 vaonog.exe

pid	process
1964	vaonog.exe

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

Processes:

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe

Adds Run key to start application 2 TTPs 55 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exevaonog.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /x"	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /u"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /K"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /s"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /v"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /W"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /l"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /x"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /E"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /N"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /D"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /I"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /G"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /z"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /O"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /V"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /X"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /Y"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /q"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /w"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /e"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /y"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /J"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /T"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /r"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /M"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /c"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /d"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /R"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /b"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /j"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /k"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /n"	vaonog.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /h"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /f"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /L"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /p"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /g"	vaonog.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /U"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /o"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /i"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /F"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /Z"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /a"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /B"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /Q"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /S"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /C"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /P"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /H"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /A"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /m"	vaonog.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vaonog = "C:\\Users\\Admin\\vaonog.exe /t"	vaonog.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exevaonog.exe

pid	process
4764	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
4764	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe
1964	vaonog.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exevaonog.exe

pid process

4764 a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
1964 vaonog.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe

description	pid	process	target process
PID 4764 wrote to memory of 1964	4764	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe	vaonog.exe
PID 4764 wrote to memory of 1964	4764	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe	vaonog.exe
PID 4764 wrote to memory of 1964	4764	a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe	vaonog.exe

C:\Users\Admin\AppData\Local\Temp\a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe
"C:\Users\Admin\AppData\Local\Temp\a23d009c290fdc2f0f340343aac702ab4ecdf73d86231ea6de33d9c39f7a640c.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4764

C:\Users\Admin\vaonog.exe
"C:\Users\Admin\vaonog.exe"
2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1964

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1

T1158

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\vaonog.exe
Filesize
316KB

MD5
0a71ef3d08dd3df147127e5d9a3b48c0

SHA1
d6b7430e69fd489dcccfe6bd905b69aa3b2e628e

SHA256
9aebdeabe2ec130a7bf2d6a55d0a874191417c38d5863c823ab6f2a0d0b90729

SHA512
73790a6904b0b38b6f60cacfdd5fc07d465e788692b088c7c8acf626de0ca8de1cdb74e8817000c33bd620fd3e8da2444c74c1af3e18e005736b1b93ba91a939

Download Submit
C:\Users\Admin\vaonog.exe
Filesize
316KB

MD5
0a71ef3d08dd3df147127e5d9a3b48c0

SHA1
d6b7430e69fd489dcccfe6bd905b69aa3b2e628e

SHA256
9aebdeabe2ec130a7bf2d6a55d0a874191417c38d5863c823ab6f2a0d0b90729

SHA512
73790a6904b0b38b6f60cacfdd5fc07d465e788692b088c7c8acf626de0ca8de1cdb74e8817000c33bd620fd3e8da2444c74c1af3e18e005736b1b93ba91a939

Download Submit
memory/1964-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads