chinese_generic_botnet | be817248c8fc124a548b2187aa95fca5b2a5de02cabbd18a2463d2cb5a1593ab

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
08-04-2023 17:31

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General

Target

tmp.exe
Size

3.3MB
MD5

a3b10f3a5f223f5098ec991f21ab85aa
SHA1

04765416947784368adaf3bea627bcd3c817f0f8
SHA256

be817248c8fc124a548b2187aa95fca5b2a5de02cabbd18a2463d2cb5a1593ab
SHA512

77d3183c13b0f70f963d9fe271c2f5889710d09a7acdf95650d8ac20b21009a0078803922803c73fcb237d5c6f070f7a016e6b13e8635d98a3f3df83c1292979
SSDEEP

98304:Wbjsyw3BKLujJ5iV0hH1bRWydCOHoFN6WtljaEy9/FLOAkGkzdnEVomFHKnP:We3YY1bRWybHmN6WtljaEylFLOyomFHo

Score

10^/10

chinese_generic_botnet botnet

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

resource	yara_rule
behavioral2/memory/3548-133-0x0000000002D60000-0x0000000002D86000-memory.dmp	unk_chinese_botnet
behavioral2/memory/3548-134-0x0000000010000000-0x0000000010027000-memory.dmp	unk_chinese_botnet

Downloads MZ/PE file
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

pid	Process
3548	tmp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3548 wrote to memory of 3648	3548	tmp.exe	93
PID 3548 wrote to memory of 3648	3548	tmp.exe	93
PID 3548 wrote to memory of 3648	3548	tmp.exe	93

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Windows\SysWOW64\cmd.exe
  cmd /C "del /F /S /Q /A C:\ProgramData\Windowsfig.exe"
  2⤵
  PID:3648

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3548-133-0x0000000002D60000-0x0000000002D86000-memory.dmp

Filesize
152KB

Download
memory/3548-134-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download