e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d

Analysis

max time kernel
36s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01-10-2022 18:56

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General

Target

e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe
Size

72KB
MD5

0a0b8feecd353748e99aa8e920dc45b0
SHA1

35b5f1492c3508b0e5dd218befedbd1bbb01391c
SHA256

e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d
SHA512

0b3adaf3e69fd0ca68a555f326601cc61a39553162a0b810eef6e1ad6bde4c892d1a6d8c2bdaf3323589161ead6158dabb0de6b5674ed12198688c8754f32d85
SSDEEP

1536:7IRI+tLOd1NfqA5GdXZpkL40fHc2kbpE5WK99BLodcnPoX:7/oU35GdppkL40fHc2kbpE5WK99BLodd

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

2044 takeown.exe
1668 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

2044 takeown.exe
1668 icacls.exe

pid	process
2044	takeown.exe
1668	icacls.exe

pid	process
2044	takeown.exe
1668	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe

description	ioc	process
File created	C:\Windows\SysWOW64\qqfs.exe	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe
File opened for modification	C:\Windows\SysWOW64\qqfs.exe	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe

pid process

1988 e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe

pid	process
1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe

description	pid	process	target process
PID 1988 wrote to memory of 2044	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	takeown.exe
PID 1988 wrote to memory of 2044	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	takeown.exe
PID 1988 wrote to memory of 2044	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	takeown.exe
PID 1988 wrote to memory of 2044	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	takeown.exe
PID 1988 wrote to memory of 1668	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	icacls.exe
PID 1988 wrote to memory of 1668	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	icacls.exe
PID 1988 wrote to memory of 1668	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	icacls.exe
PID 1988 wrote to memory of 1668	1988	e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe
"C:\Users\Admin\AppData\Local\Temp\e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\qqfs.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2044

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\qqfs.exe" /grant SYSTEM:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1668

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\qqfs.exe
Filesize
72KB

MD5
0a0b8feecd353748e99aa8e920dc45b0

SHA1
35b5f1492c3508b0e5dd218befedbd1bbb01391c

SHA256
e9994d8fa465cc98138ee550b5e96465331614a71431d1f8f9d077547816369d

SHA512
0b3adaf3e69fd0ca68a555f326601cc61a39553162a0b810eef6e1ad6bde4c892d1a6d8c2bdaf3323589161ead6158dabb0de6b5674ed12198688c8754f32d85

Download Submit
memory/1668-59-0x0000000000000000-mapping.dmp

Download
memory/1988-56-0x0000000075911000-0x0000000075913000-memory.dmp

Filesize
8KB

Download
memory/2044-57-0x0000000000000000-mapping.dmp

Download