ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07-11-2022 09:41

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General

Target

ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe
Size

36KB
MD5

0cea6d4f5ce1e881f40134f1acda53a1
SHA1

cf32b85dda9346332772df2f319aa10eea866910
SHA256

ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa
SHA512

078eff6c63fd680b6d4f65208f3800a689d9fff5310a09c3ec94c7e9426d643e385fde5973aa34baf8367918bab403f7c606f040442b3e0a87c7984bdf17b2a6
SSDEEP

384:/T+q2ls0tFBXONdDCzQyX+rjO6rmZjYwD92Zsx8fE2OcBws3/kCf5cnuGBAecEeu:/12lftFU9yX++RjXZm/tVcuGtWAktQ

Score

8^/10

discovery exploit persistence

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1948 takeown.exe
2044 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1948 takeown.exe
2044 icacls.exe

pid	process
1948	takeown.exe
2044	icacls.exe

pid	process
1948	takeown.exe
2044	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sftZ = "C:\\Windows\\system32\\aqnzx.exe"	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

Drops file in System32 directory 2 IoCs

Processes:

ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

description	ioc	process
File created	C:\Windows\SysWOW64\aqnzx.exe	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe
File opened for modification	C:\Windows\SysWOW64\aqnzx.exe	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

pid process

1756 ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

pid	process
1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe

description	pid	process	target process
PID 1756 wrote to memory of 1948	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	takeown.exe
PID 1756 wrote to memory of 1948	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	takeown.exe
PID 1756 wrote to memory of 1948	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	takeown.exe
PID 1756 wrote to memory of 1948	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	takeown.exe
PID 1756 wrote to memory of 2044	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	icacls.exe
PID 1756 wrote to memory of 2044	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	icacls.exe
PID 1756 wrote to memory of 2044	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	icacls.exe
PID 1756 wrote to memory of 2044	1756	ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe
"C:\Users\Admin\AppData\Local\Temp\ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Windows\SysWOW64\takeown.exe
  C:\Windows\system32\takeown.exe /f "C:\Windows\system32\aqnzx.exe"
  2⤵
  - Possible privilege escalation attempt
  - Modifies file permissions
  PID:1948
- C:\Windows\SysWOW64\icacls.exe
  C:\Windows\system32\icacls.exe "C:\Windows\system32\aqnzx.exe" /grant Users:F
  2⤵
  - Possible privilege escalation attempt
  - Modifies file permissions
  PID:2044

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\aqnzx.exe

Filesize
36KB

MD5
0cea6d4f5ce1e881f40134f1acda53a1

SHA1
cf32b85dda9346332772df2f319aa10eea866910

SHA256
ead6499fa53c8a0fc64f87f5e9c91666d62f614578b2bd14ca3ad50036ae8ffa

SHA512
078eff6c63fd680b6d4f65208f3800a689d9fff5310a09c3ec94c7e9426d643e385fde5973aa34baf8367918bab403f7c606f040442b3e0a87c7984bdf17b2a6

Download Submit
memory/1948-56-0x0000000000000000-mapping.dmp

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

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