chinese_generic_botnet | c03c9d22c013990be03bf7bfc65cb34db47beb0381856b992c340dfd5b6406b2

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
20-04-2023 11:01

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General

Target

tmp.exe
Size

1.3MB
MD5

70fc8ed66dcbf35718325bd94f7dd1e7
SHA1

cd36fdf88632fa7676d5d5f649d44f2ac4f2342f
SHA256

c03c9d22c013990be03bf7bfc65cb34db47beb0381856b992c340dfd5b6406b2
SHA512

eff121acdc3eeb38cb8826e8507b8458daacd51cd058dec600b747a94a05e07088ded4eb912973bcfc846dee6e0001109cf914a26335c0bd430c12a703aa5dea
SSDEEP

24576:c7YKIYHC9+TrolcVDql1BdPYJ5jJtf4ShbWolOHoFN6WtljaEyEg:cUKI3gAeDqvbOtrhZ8HoFN6WtljaEyE

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 2 IoCs

botnet

Processes:

resource	yara_rule
behavioral2/memory/1256-6694-0x0000000010000000-0x0000000010018000-memory.dmp	unk_chinese_botnet
behavioral2/memory/1256-6697-0x0000000000400000-0x000000000072F000-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

Processes:

tmp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Terms.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmp.exe"	tmp.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs

Processes:

tmp.exe

pid	process
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe
1256	tmp.exe

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

System Information Discovery
T1082
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

tmp.exe

pid process

1256 tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:1256

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1256-134-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-136-0x00000000024B0000-0x00000000024EE000-memory.dmp

Filesize
248KB

Download
memory/1256-133-0x00000000024B0000-0x00000000024EE000-memory.dmp

Filesize
248KB

Download
memory/1256-135-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-138-0x0000000002470000-0x0000000002472000-memory.dmp

Filesize
8KB

Download
memory/1256-140-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/1256-141-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-142-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-137-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-143-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-144-0x0000000000730000-0x0000000000731000-memory.dmp

Filesize
4KB

Download
memory/1256-145-0x0000000076730000-0x0000000076945000-memory.dmp

Filesize
2.1MB

Download
memory/1256-2083-0x00000000757C0000-0x0000000075960000-memory.dmp

Filesize
1.6MB

Download
memory/1256-3088-0x0000000075DD0000-0x0000000075E4A000-memory.dmp

Filesize
488KB

Download
memory/1256-6681-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6682-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6683-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6684-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6686-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6685-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6688-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6687-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6690-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6692-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download
memory/1256-6693-0x00000000024B0000-0x00000000024EE000-memory.dmp

Filesize
248KB

Download
memory/1256-6694-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/1256-6697-0x0000000000400000-0x000000000072F000-memory.dmp

Filesize
3.2MB

Download