5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2

Analysis

max time kernel
43s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29-10-2022 00:38

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General

Target

5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe
Size

60KB
MD5

0ad95a7819e31770f0b6628621ed1270
SHA1

91cd7d5d95d96cc211c91f3ebbb778a2c5886079
SHA256

5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2
SHA512

96831e0d9e98963d1a150b8ee6ad0dbb8f71bdf7402b8d007a9dfe2d6b84d60e8f3e65d6ab198f9bd8007577974768e19ba8dc33c08f8751c82395fb46fe15b7
SSDEEP

768:IKEWYJPdc6Aqgp7fE/6NqpgYR86WQOPePSFRYwfJNMcQlbZ81:IKEWYJRc7fC6u/RhW9PeENMcQl981

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1160 takeown.exe
1356 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1160 takeown.exe
1356 icacls.exe

pid	process
1160	takeown.exe
1356	icacls.exe

pid	process
1160	takeown.exe
1356	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe

description	ioc	process
File opened for modification	\??\c:\windows\SysWOW64\tcfri.exe	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe
File created	\??\c:\windows\SysWOW64\tcfri.exe	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe

pid process

1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe

pid	process
1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe

description	pid	process	target process
PID 1716 wrote to memory of 1160	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	takeown.exe
PID 1716 wrote to memory of 1160	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	takeown.exe
PID 1716 wrote to memory of 1160	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	takeown.exe
PID 1716 wrote to memory of 1160	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	takeown.exe
PID 1716 wrote to memory of 1356	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	icacls.exe
PID 1716 wrote to memory of 1356	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	icacls.exe
PID 1716 wrote to memory of 1356	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	icacls.exe
PID 1716 wrote to memory of 1356	1716	5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe
"C:\Users\Admin\AppData\Local\Temp\5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1716

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "c:\windows\system32\tcfri.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1160

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "c:\windows\system32\tcfri.exe" /grant SYSTEM:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1356

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\tcfri.exe
Filesize
60KB

MD5
0ad95a7819e31770f0b6628621ed1270

SHA1
91cd7d5d95d96cc211c91f3ebbb778a2c5886079

SHA256
5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2

SHA512
96831e0d9e98963d1a150b8ee6ad0dbb8f71bdf7402b8d007a9dfe2d6b84d60e8f3e65d6ab198f9bd8007577974768e19ba8dc33c08f8751c82395fb46fe15b7

Download Submit
memory/1160-56-0x0000000000000000-mapping.dmp

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memory/1356-57-0x0000000000000000-mapping.dmp

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