chinese_generic_botnet | 82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955

General

Target

82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
Size

564KB
MD5

967d07a54d49ef152a1f0948b7962402
SHA1

0f29866f65465247e5b1e90ccd4c743f5907d028
SHA256

82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955
SHA512

bbf948180c9a1f03bd50e308210cff8fd42256ee1c412fdd04fe12f71391cc739d747e4e0e4073b9c1c809468130ff87fa63803beaabbcda8ef5db00fe85b2a7

Score

10^/10

chinese_generic_botnet botnet persistence

Malware Config

Signatures

Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
botnet chinese_generic_botnet

Chinese Botnet Payload 1 IoCs

botnet

resource	yara_rule
behavioral2/memory/3708-130-0x0000000010000000-0x0000000010017000-memory.dmp	unk_chinese_botnet

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cgwkska.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe"	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\Q:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\R:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\S:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\T:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\W:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\B:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\G:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\P:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\X:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\Y:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\O:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\U:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\V:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\E:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\J:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\M:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\L:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\N:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\Z:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\F:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\I:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\K:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
File opened (read-only)	\??\H:	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3708	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
3708	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
3708	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
3708	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3708	82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe

C:\Users\Admin\AppData\Local\Temp\82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe
"C:\Users\Admin\AppData\Local\Temp\82f09791e34de15ed024c1cebc0d0fc7a6528088429ba5699292e1b389b3b955.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3708