6adfa2cfe26d10030fa202b8c433e64097a6e5a0f521105022129009315e7fc7

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 04:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c7b96a1e4295583679d9767462523a88.exe
Size

124KB
MD5

c7b96a1e4295583679d9767462523a88
SHA1

ba0db5388b1bf9ef9f0eae1515f39c46cd1ce66e
SHA256

6adfa2cfe26d10030fa202b8c433e64097a6e5a0f521105022129009315e7fc7
SHA512

e7f7ee2b66cb47a4eaba135addce78dc9d2fd170b8f344a98ae22e20975cb0fcc6409e52fda14fbac632556b9f4723e120e088e19abf9277f47c1f0fe5e1fcf1
SSDEEP

1536:W+kZIgVtyYlf6YmW6TNbqRpMBwldzGJKgT3eJ6LOPuYyI1TS8VkwDF:ZkZIUtyYlQTNWnvlRGJKgTOJKOfHSF+

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
3124	rundll32.exe
3144	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Nrebej = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Probi7.dll\",Startup"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe
3124	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2916	c7b96a1e4295583679d9767462523a88.exe
3124	rundll32.exe
3144	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 3124	2916	c7b96a1e4295583679d9767462523a88.exe	88
PID 2916 wrote to memory of 3124	2916	c7b96a1e4295583679d9767462523a88.exe	88
PID 2916 wrote to memory of 3124	2916	c7b96a1e4295583679d9767462523a88.exe	88
PID 3124 wrote to memory of 3144	3124	rundll32.exe	103
PID 3124 wrote to memory of 3144	3124	rundll32.exe	103
PID 3124 wrote to memory of 3144	3124	rundll32.exe	103

C:\Users\Admin\AppData\Local\Temp\c7b96a1e4295583679d9767462523a88.exe
"C:\Users\Admin\AppData\Local\Temp\c7b96a1e4295583679d9767462523a88.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Probi7.dll",Startup
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3124
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Probi7.dll",iep
    3⤵
    - Loads dropped DLL
    - Suspicious use of SetWindowsHookEx
    PID:3144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Probi7.dll

Filesize
124KB

MD5
5ed9c1221e3bac6fdc9cf29b9774ddc1

SHA1
28593f4065f10d6128214b60ffa780fb8098e060

SHA256
125399d549aa428ac578a3efefdcd8fb42fd98f2d3e76ed191e4226b52e76883

SHA512
3c566fba188de9eee462fb7bf3fb4c1d1f44fbabb97556c1bcc9554b44b8ec5f1471a9f9ef996f7894ee75b94530318794a4abd4d597a6590cb6b040b6e0ee7b

Download Submit
memory/2916-13-0x00000000023C0000-0x00000000023D0000-memory.dmp

Filesize
64KB

Download
memory/2916-1-0x00000000023C0000-0x00000000023D0000-memory.dmp

Filesize
64KB

Download
memory/2916-2-0x00000000023C0000-0x00000000023D0000-memory.dmp

Filesize
64KB

Download
memory/2916-0-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2916-14-0x00000000023C0000-0x00000000023D0000-memory.dmp

Filesize
64KB

Download
memory/2916-9-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/3124-7-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/3124-10-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/3124-8-0x0000000002E10000-0x0000000002E20000-memory.dmp

Filesize
64KB

Download
memory/3124-19-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/3124-22-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/3144-20-0x00000000008D0000-0x00000000008E0000-memory.dmp

Filesize
64KB

Download
memory/3144-21-0x00000000008D0000-0x00000000008E0000-memory.dmp

Filesize
64KB

Download
memory/3144-23-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/3144-26-0x00000000008D0000-0x00000000008E0000-memory.dmp

Filesize
64KB

Download
memory/3144-27-0x00000000008D0000-0x00000000008E0000-memory.dmp

Filesize
64KB

Download