d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8

Analysis

max time kernel
23s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21-10-2022 04:50

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General

Target

d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe
Size

40KB
MD5

48d38a7d8e430dd1a0757080b0496886
SHA1

d5b6b39ac9c514f8c4edad5423319c203a56649e
SHA256

d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8
SHA512

1db9ce5c7b13480926cf9b3b07c701d6d3f27d1b7ce877d1cb069c358a598d8a256f18fa7e3618fa348bacec0f19241b9287f57806c3e4f893af617e07c4219b
SSDEEP

384:/TPYMmkEWPY6w8bf3helWMo9CtGRBLANCEl7fbNKjMi1ZcdIScsUWcDlQrGv4Mvb:/sMmk06w8bZYLXmGCcfbNKjMkeWxco

Score

8^/10

discovery exploit persistence

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1904 takeown.exe
960 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1904 takeown.exe
960 icacls.exe

pid	process
1904	takeown.exe
960	icacls.exe

pid	process
1904	takeown.exe
960	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\okIbZ = "C:\\Windows\\system32\\onaxw.exe"	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

Drops file in System32 directory 2 IoCs

Processes:

d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

description	ioc	process
File created	C:\Windows\SysWOW64\onaxw.exe	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe
File opened for modification	C:\Windows\SysWOW64\onaxw.exe	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

pid process

1536 d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

pid	process
1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe

description	pid	process	target process
PID 1536 wrote to memory of 1904	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	takeown.exe
PID 1536 wrote to memory of 1904	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	takeown.exe
PID 1536 wrote to memory of 1904	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	takeown.exe
PID 1536 wrote to memory of 1904	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	takeown.exe
PID 1536 wrote to memory of 960	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	icacls.exe
PID 1536 wrote to memory of 960	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	icacls.exe
PID 1536 wrote to memory of 960	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	icacls.exe
PID 1536 wrote to memory of 960	1536	d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe
"C:\Users\Admin\AppData\Local\Temp\d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1536

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\onaxw.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1904

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\onaxw.exe" /grant Users:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:960

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Windows\SysWOW64\onaxw.exe
Filesize
40KB

MD5
48d38a7d8e430dd1a0757080b0496886

SHA1
d5b6b39ac9c514f8c4edad5423319c203a56649e

SHA256
d2f0c681a4320bed07e56216d8f9b0d9a2c684ed6a1a81c42899c55eba72cef8

SHA512
1db9ce5c7b13480926cf9b3b07c701d6d3f27d1b7ce877d1cb069c358a598d8a256f18fa7e3618fa348bacec0f19241b9287f57806c3e4f893af617e07c4219b

Download Submit
memory/960-57-0x0000000000000000-mapping.dmp

Download
memory/1904-56-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads