32945f754ade9cb363d63a47c3c4da4e8a1b9432c5afac2bb524710689ae4e1d

Analysis

max time kernel
125s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2023 17:51

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General

Target

UU加速（3.17更新）.exe
Size

77.2MB
MD5

74f0b4a8aeab459736ee1603e66377e8
SHA1

7b421b19bf61c80291313b43a37958e3cb1a9452
SHA256

32945f754ade9cb363d63a47c3c4da4e8a1b9432c5afac2bb524710689ae4e1d
SHA512

85a58b47c2c82b37e72156986ee34f88785bd20410896e73993c3f87b2397ec0c846c2c43e3a6203a561b8fae0e63f2a7ec462dc5393376d348ec248e2fcdd4f
SSDEEP

1572864:61BwbRLg9IQ1YZKy/PWSTjlUiTdNXb7vjQenqY7QSOgs/In7U:6aCt1I/PPBU4dNXbbjvnqYESO4

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
1852	UU加速（3.17更新）.exe
1852	UU加速（3.17更新）.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\nfapi.dll	UU加速（3.17更新）.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1852	UU加速（3.17更新）.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\HPSocket4C\HPSocket4C.dll	UU加速（3.17更新）.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3280	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1852	UU加速（3.17更新）.exe
1852	UU加速（3.17更新）.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1852	UU加速（3.17更新）.exe
1852	UU加速（3.17更新）.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 2260	1852	UU加速（3.17更新）.exe	83
PID 1852 wrote to memory of 2260	1852	UU加速（3.17更新）.exe	83
PID 1852 wrote to memory of 2260	1852	UU加速（3.17更新）.exe	83
PID 2260 wrote to memory of 3280	2260	cmd.exe	87
PID 2260 wrote to memory of 3280	2260	cmd.exe	87
PID 2260 wrote to memory of 3280	2260	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\UU加速（3.17更新）.exe
"C:\Users\Admin\AppData\Local\Temp\UU加速（3.17更新）.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 171.115.223.174
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2260
- - C:\Windows\SysWOW64\PING.EXE
    ping 171.115.223.174
    3⤵
    - Runs ping.exe
    PID:3280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\HPSocket4C\HPSocket4C.dll

Filesize
1.7MB

MD5
48687c7d7917b7b5ab05654666ae4cad

SHA1
161a9346a35c857ee630113edafe890532b887c1

SHA256
f729294b309a1f8ff9eb4ffd7d0840873c1046f461158c038a8ae17bb93b2b0f

SHA512
938a34048876610736e7d2d7e33a48add32834dd40166b291edc345f83cf67612329dad2b9d99985485d1e75225180e66891d5f68dbb3fd338de403ec3590f40

Download Submit
C:\Windows\SysWOW64\nfapi.dll

Filesize
319KB

MD5
04c8fd959d24500d4bbc4498b23019ba

SHA1
65c909165efd4b64755e670c15b6cf9b138026d4

SHA256
4de7c0c0bf283e28ba953c541630d70bedfc7e74293e94a9d39cf1438832f118

SHA512
bb49a8b8f6b089ca4d66e777e5a8c2863b1343f2a81ae6cfce9cca9d44a0adcc88e9a7906569bc9f740e864403b9b5a81222749861cb59ad10d9eae47ed6d2ec

Download Submit
memory/1852-133-0x0000000005420000-0x0000000005421000-memory.dmp

Filesize
4KB

Download
memory/1852-134-0x0000000000400000-0x0000000005165000-memory.dmp

Filesize
77.4MB

Download
memory/1852-135-0x0000000010000000-0x0000000010108000-memory.dmp

Filesize
1.0MB

Download
memory/1852-143-0x0000000064100000-0x00000000643A5000-memory.dmp

Filesize
2.6MB

Download