17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c

Analysis

max time kernel
31s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-10-2022 13:47

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General

Target

17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe
Size

68KB
MD5

06f8a72f74fe4c1bee47cafa743ec036
SHA1

05ea4c17827035d286328891e384f053d694509c
SHA256

17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c
SHA512

34e69be67a79830331c7a27397cb74ba2b57ce790a69cc1cc33ce174fed17cc06c6f3d9d20a53079a34120594a6f222364f96101a2cdcee4de5ba5c34f11854c
SSDEEP

768:p+tkPRYSt8smkiLlkL7mYcZthSRqe/UfWE44LUMraE85rXHIfbTVvBilhNKt5blx:phPcWQHe/UfO4aE85rXoIdVPuk6I4w4

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

916 takeown.exe
1464 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

916 takeown.exe
1464 icacls.exe

pid	process
916	takeown.exe
1464	icacls.exe

pid	process
916	takeown.exe
1464	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe

description	ioc	process
File created	C:\Windows\SysWOW64\pjshs.exe	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe
File opened for modification	C:\Windows\SysWOW64\pjshs.exe	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe

pid process

1940 17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe

pid	process
1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe

description	pid	process	target process
PID 1940 wrote to memory of 916	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	takeown.exe
PID 1940 wrote to memory of 916	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	takeown.exe
PID 1940 wrote to memory of 916	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	takeown.exe
PID 1940 wrote to memory of 916	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	takeown.exe
PID 1940 wrote to memory of 1464	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	icacls.exe
PID 1940 wrote to memory of 1464	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	icacls.exe
PID 1940 wrote to memory of 1464	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	icacls.exe
PID 1940 wrote to memory of 1464	1940	17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe
"C:\Users\Admin\AppData\Local\Temp\17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1940

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\pjshs.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:916

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\pjshs.exe" /grant SYSTEM:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1464

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\pjshs.exe
Filesize
68KB

MD5
06f8a72f74fe4c1bee47cafa743ec036

SHA1
05ea4c17827035d286328891e384f053d694509c

SHA256
17fd2d057e98bd2819e94950898267351f9d2e8604b8a7df1bfd83c9eb6c417c

SHA512
34e69be67a79830331c7a27397cb74ba2b57ce790a69cc1cc33ce174fed17cc06c6f3d9d20a53079a34120594a6f222364f96101a2cdcee4de5ba5c34f11854c

Download Submit
memory/916-56-0x0000000000000000-mapping.dmp

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memory/1464-58-0x0000000000000000-mapping.dmp

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