8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675

Analysis

max time kernel
21s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07-11-2022 05:39

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General

Target

8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe
Size

52KB
MD5

0cda8babe6466ba9d6c392160339b010
SHA1

1eccc9c2c7ff81481f65a5cfb5612b19ae243c02
SHA256

8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675
SHA512

c26869165ce769a7d068f0182508306cb609a7b1cf65e269e0fdf1f629f4eed6280662b850dd1d3862437da3c9e6850d51989e36440e34e68b12c65324af2909
SSDEEP

768:354X+naCQJBl5DRPvHIlgSB/RF6OWM/a11x1K+XpYX+:3iunW5D9IBpFDWXpC+

Score

8^/10

discovery exploit persistence

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1528 takeown.exe
932 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1528 takeown.exe
932 icacls.exe

pid	process
1528	takeown.exe
932	icacls.exe

pid	process
1528	takeown.exe
932	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\wynp = "c:\\windows\\system32\\tlrqx.exe"	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

Drops file in System32 directory 2 IoCs

Processes:

8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

description	ioc	process
File opened for modification	\??\c:\windows\SysWOW64\tlrqx.exe	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe
File created	\??\c:\windows\SysWOW64\tlrqx.exe	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

pid process

1948 8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

pid	process
1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe

description	pid	process	target process
PID 1948 wrote to memory of 1528	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	takeown.exe
PID 1948 wrote to memory of 1528	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	takeown.exe
PID 1948 wrote to memory of 1528	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	takeown.exe
PID 1948 wrote to memory of 1528	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	takeown.exe
PID 1948 wrote to memory of 932	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	icacls.exe
PID 1948 wrote to memory of 932	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	icacls.exe
PID 1948 wrote to memory of 932	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	icacls.exe
PID 1948 wrote to memory of 932	1948	8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe
"C:\Users\Admin\AppData\Local\Temp\8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "c:\windows\system32\tlrqx.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1528

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "c:\windows\system32\tlrqx.exe" /grant Users:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:932

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\tlrqx.exe
Filesize
52KB

MD5
0cda8babe6466ba9d6c392160339b010

SHA1
1eccc9c2c7ff81481f65a5cfb5612b19ae243c02

SHA256
8ec3e1a846744b4b4eea1cab1db2cccbcec4f72dd8fba34a0dce3727b0c7d675

SHA512
c26869165ce769a7d068f0182508306cb609a7b1cf65e269e0fdf1f629f4eed6280662b850dd1d3862437da3c9e6850d51989e36440e34e68b12c65324af2909

Download Submit
memory/932-57-0x0000000000000000-mapping.dmp

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memory/1528-56-0x0000000000000000-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