36c5a33923a20f5ae4f91ce751c4263791d271c6e1d3675f9e6f97155334594b

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
11-08-2024 17:12

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General

Target

cfClient.exe
Size

3.0MB
MD5

2992cab4d1c491bc4c926d38966e3ba3
SHA1

93ed20918a2ebbfaeaa167de63911ad181d6b16f
SHA256

8cd261f816341ef1d9c3b34c1ada38831272b8c1ee2639203d4e2b6579fad5c8
SHA512

16441f88d2f9802223b4876cf35ab1514c7a9d23410cc8b01137316067eee230524813914a290ddb1a8a393db5102f3940febea22d945594cd543891692bb54c
SSDEEP

49152:Bisg+ENMeF4Iso5dFzQ/Nb7omtgUCvT1hPB/rAFmkgwxzk:BisgwE30gUCvT1hPRkUVf

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cfClient.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LiveUpdate.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Internet Explorer\Main	cfClient.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2384	cfClient.exe
2384	cfClient.exe
2384	cfClient.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2348	2384	cfClient.exe	30
PID 2384 wrote to memory of 2348	2384	cfClient.exe	30
PID 2384 wrote to memory of 2348	2384	cfClient.exe	30
PID 2384 wrote to memory of 2348	2384	cfClient.exe	30
PID 2384 wrote to memory of 2348	2384	cfClient.exe	30
PID 2384 wrote to memory of 2348	2384	cfClient.exe	30
PID 2384 wrote to memory of 2348	2384	cfClient.exe	30

C:\Users\Admin\AppData\Local\Temp\cfClient.exe
"C:\Users\Admin\AppData\Local\Temp\cfClient.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\LiveUpdate.exe
  "C:\Users\Admin\AppData\Local\Temp\LiveUpdate.exe" "http://www.chaofangame.com/Secupgrade/Script.aus" "2.85" "?????? 2.85" 524690 1025 2384
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2348-3-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/2348-4-0x0000000000A00000-0x0000000000B1F000-memory.dmp

Filesize
1.1MB

Download
memory/2348-5-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/2384-0-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2384-1-0x0000000000AB0000-0x0000000000B03000-memory.dmp

Filesize
332KB

Download
memory/2384-2-0x0000000005340000-0x000000000545F000-memory.dmp

Filesize
1.1MB

Download
memory/2384-35-0x0000000000AB0000-0x0000000000B03000-memory.dmp

Filesize
332KB

Download
memory/2384-34-0x0000000000400000-0x000000000070D000-memory.dmp

Filesize
3.1MB

Download
memory/2384-38-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download