890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c

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
19-11-2022 00:00

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General

Target

890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe
Size

72KB
MD5

061ad849c223f59c0ac6d27aa5e3c186
SHA1

ce7d93816371e70f56594f2377891f9f0f8e6d4c
SHA256

890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c
SHA512

d55cdeb46195ebd421556e14c367245869a666b7d8ee9153b193e7490163c3dae9a256d3ad1e8e45cce27df8a7d0743631150c76638d1b918a937aa252e19778
SSDEEP

1536:XDjD9i80x7IqCqmXf0axFV3mXQUwd1A5:XDViJBI4mP0aTVLZk

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1732 takeown.exe
960 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1732 takeown.exe
960 icacls.exe

pid	process
1732	takeown.exe
960	icacls.exe

pid	process
1732	takeown.exe
960	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe

description	ioc	process
File created	C:\Windows\SysWOW64\ensh.exe	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe
File opened for modification	C:\Windows\SysWOW64\ensh.exe	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe

pid process

360 890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe

pid	process
360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe

description	pid	process	target process
PID 360 wrote to memory of 1732	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	takeown.exe
PID 360 wrote to memory of 1732	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	takeown.exe
PID 360 wrote to memory of 1732	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	takeown.exe
PID 360 wrote to memory of 1732	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	takeown.exe
PID 360 wrote to memory of 960	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	icacls.exe
PID 360 wrote to memory of 960	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	icacls.exe
PID 360 wrote to memory of 960	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	icacls.exe
PID 360 wrote to memory of 960	360	890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe
"C:\Users\Admin\AppData\Local\Temp\890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:360

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\ensh.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1732

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\ensh.exe" /grant SYSTEM:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:960

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Windows\SysWOW64\ensh.exe
Filesize
72KB

MD5
061ad849c223f59c0ac6d27aa5e3c186

SHA1
ce7d93816371e70f56594f2377891f9f0f8e6d4c

SHA256
890e684ee17ae901669cd6b9a5b3b3b0b8a665fbf55b5baf1f8f92464dda8d9c

SHA512
d55cdeb46195ebd421556e14c367245869a666b7d8ee9153b193e7490163c3dae9a256d3ad1e8e45cce27df8a7d0743631150c76638d1b918a937aa252e19778

Download Submit
memory/960-58-0x0000000000000000-mapping.dmp

Download
memory/1732-56-0x0000000000000000-mapping.dmp

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