88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29

Analysis

max time kernel
35s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06-11-2022 08:14

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General

Target

88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe
Size

72KB
MD5

09ca2311b84a66711318fb4d2b05b8f6
SHA1

a82a0de4ca864ebf874a36becbac8df16d222d2f
SHA256

88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29
SHA512

8c796b44ae5938e2a4dee734fa607e0b49ff1ca61a29f7b76ea6294ae193e2464cffaefb845d69e00f87d0edd62f9944ed1e2d0280b22a80d5d506ff7a3141f1
SSDEEP

1536:+Uxl6Y7CJR5Dk4luQAqxkK+y0MWlK+/qItu/:++g7kSan9VIN/

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1996 takeown.exe
1696 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1996 takeown.exe
1696 icacls.exe

pid	process
1996	takeown.exe
1696	icacls.exe

pid	process
1996	takeown.exe
1696	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe

description	ioc	process
File created	C:\Windows\SysWOW64\vitc.exe	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe
File opened for modification	C:\Windows\SysWOW64\vitc.exe	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe

pid process

1160 88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe

pid	process
1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe

description	pid	process	target process
PID 1160 wrote to memory of 1996	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	takeown.exe
PID 1160 wrote to memory of 1996	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	takeown.exe
PID 1160 wrote to memory of 1996	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	takeown.exe
PID 1160 wrote to memory of 1996	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	takeown.exe
PID 1160 wrote to memory of 1696	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	icacls.exe
PID 1160 wrote to memory of 1696	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	icacls.exe
PID 1160 wrote to memory of 1696	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	icacls.exe
PID 1160 wrote to memory of 1696	1160	88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe
"C:\Users\Admin\AppData\Local\Temp\88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1160

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\vitc.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1996

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\vitc.exe" /grant SYSTEM:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1696

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

MD5
09ca2311b84a66711318fb4d2b05b8f6

SHA1
a82a0de4ca864ebf874a36becbac8df16d222d2f

SHA256
88910625e9bb34b1b14ceff82510148c15e0f65c31d194fdd9aa8d6a245b0e29

SHA512
8c796b44ae5938e2a4dee734fa607e0b49ff1ca61a29f7b76ea6294ae193e2464cffaefb845d69e00f87d0edd62f9944ed1e2d0280b22a80d5d506ff7a3141f1

Download Submit
memory/1160-56-0x0000000075A91000-0x0000000075A93000-memory.dmp

Filesize
8KB

Download
memory/1696-58-0x0000000000000000-mapping.dmp

Download
memory/1996-57-0x0000000000000000-mapping.dmp

Download