c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19/09/2022, 02:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe
Size

291KB
MD5

850a71f178004816d73071ca09ac6e78
SHA1

6363bf8dfff2fdb66789b795fbba848d8f309ec7
SHA256

c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9
SHA512

53ac5a22e8c55182183c64e91280ec5daec4599776fd194704d89eeca6e94c8171dd43bea31076f7fe5644df793cba656c7c364a056441b75b3f2d3297aaeb7b
SSDEEP

3072:y2hKA8+QbMrY7DLfcwIrccSXKr2wu8gTmIcoI6DWN5W8Z8Z8Z8Z8Z8ZMa6dFZwQC:lfMJcw+ccSXlwu8scoIkWN5Ba6SQWT

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Jibänù.exe	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe
File opened for modification	C:\Windows\SysWOW64\Jibänù.exe	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1012	1100	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe
1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe
1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe
1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 1012	1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe	28
PID 1100 wrote to memory of 1012	1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe	28
PID 1100 wrote to memory of 1012	1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe	28
PID 1100 wrote to memory of 1012	1100	c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe	28

C:\Users\Admin\AppData\Local\Temp\c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe
"C:\Users\Admin\AppData\Local\Temp\c639a09889931f134275e3b6ed7a6ae5f0fb62f5dd6c3fdde7b76c7d022f83e9.exe"
1⤵
- Adds policy Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 204
  2⤵
  - Program crash
  PID:1012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1100-57-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download