chinese_generic_botnet | d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

Analysis

max time kernel
170s
max time network
198s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30-10-2022 18:12

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General

Target

20beeb0a82adcce3a58372804acc46be.exe
Size

400KB
MD5

20beeb0a82adcce3a58372804acc46be
SHA1

c579d9017d2c8298fe075ff5c05963901330e72a
SHA256

d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e
SHA512

7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd
SSDEEP

3072:sAAdrtFV2GenT0cTtm2LAQSXVqjzpYfJhpw7EHbH0hLNZ:ux2GenQ67wk3pyJhpwkUTZ

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

Processes:

resource	yara_rule
behavioral2/memory/2176-132-0x0000000010000000-0x0000000010018000-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:

20beeb0a82adcce3a58372804acc46be.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Imsossm.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\20beeb0a82adcce3a58372804acc46be.exe"	20beeb0a82adcce3a58372804acc46be.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

Processes:

20beeb0a82adcce3a58372804acc46be.exe

description	ioc	process
File opened (read-only)	\??\G:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\K:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\M:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\P:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\T:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\I:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\Q:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\U:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\V:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\Y:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\Z:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\B:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\E:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\F:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\L:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\S:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\W:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\X:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\H:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\J:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\N:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\O:	20beeb0a82adcce3a58372804acc46be.exe
File opened (read-only)	\??\R:	20beeb0a82adcce3a58372804acc46be.exe

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

System Information Discovery
T1082

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

Processes:

20beeb0a82adcce3a58372804acc46be.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	20beeb0a82adcce3a58372804acc46be.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	20beeb0a82adcce3a58372804acc46be.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

20beeb0a82adcce3a58372804acc46be.exe

pid process

2176 20beeb0a82adcce3a58372804acc46be.exe
2176 20beeb0a82adcce3a58372804acc46be.exe

pid	process
2176	20beeb0a82adcce3a58372804acc46be.exe
2176	20beeb0a82adcce3a58372804acc46be.exe

C:\Users\Admin\AppData\Local\Temp\20beeb0a82adcce3a58372804acc46be.exe
"C:\Users\Admin\AppData\Local\Temp\20beeb0a82adcce3a58372804acc46be.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2176

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2176-132-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

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