f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754

Analysis

max time kernel
37s
max time network
41s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28-10-2022 20:56

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General

Target

f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe
Size

72KB
MD5

0edc99bedc614907cc0f2b9684e5cb96
SHA1

2a4437a6bfe5e7fee750969481a1b3c53db59dba
SHA256

f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754
SHA512

12de5a04ce562e98d7ff7b5cec4dfb3f9f794244f8d13eb2a92f159be97a1d8fadca75bed0364a284bb4a6d02ac0f4da74fa907bc82d491cdad5781e0a77aeda
SSDEEP

768:pOEh6izFHJScmhLd0UeWjR47w8HYyGaui2HxFZEu6+01iko9nX+ikCO+fSUzXh:px3XTAar2H3ZD6+gDog+fSqh

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

icacls.exetakeown.exe

pid process

1200 icacls.exe
1860 takeown.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1860 takeown.exe
1200 icacls.exe

pid	process
1200	icacls.exe
1860	takeown.exe

pid	process
1860	takeown.exe
1200	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe

description	ioc	process
File created	C:\Windows\SysWOW64\qqnt.exe	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe
File opened for modification	C:\Windows\SysWOW64\qqnt.exe	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe

pid process

1928 f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe

pid	process
1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe

description	pid	process	target process
PID 1928 wrote to memory of 1860	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	takeown.exe
PID 1928 wrote to memory of 1860	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	takeown.exe
PID 1928 wrote to memory of 1860	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	takeown.exe
PID 1928 wrote to memory of 1860	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	takeown.exe
PID 1928 wrote to memory of 1200	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	icacls.exe
PID 1928 wrote to memory of 1200	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	icacls.exe
PID 1928 wrote to memory of 1200	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	icacls.exe
PID 1928 wrote to memory of 1200	1928	f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe
"C:\Users\Admin\AppData\Local\Temp\f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\qqnt.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1860

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\qqnt.exe" /grant SYSTEM:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1200

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\qqnt.exe
Filesize
72KB

MD5
0edc99bedc614907cc0f2b9684e5cb96

SHA1
2a4437a6bfe5e7fee750969481a1b3c53db59dba

SHA256
f1c0ce551cee4974dc9dc20b1548b8ed3d7796b47f7692d58704953e31b48754

SHA512
12de5a04ce562e98d7ff7b5cec4dfb3f9f794244f8d13eb2a92f159be97a1d8fadca75bed0364a284bb4a6d02ac0f4da74fa907bc82d491cdad5781e0a77aeda

Download Submit
memory/1200-59-0x0000000000000000-mapping.dmp

Download
memory/1860-57-0x0000000000000000-mapping.dmp

Download
memory/1928-56-0x00000000762B1000-0x00000000762B3000-memory.dmp

Filesize
8KB

Download