c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-10-2022 17:52

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General

Target

c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe
Size

72KB
MD5

81a13f9d7efa8f86332cb8f897df2a46
SHA1

d0f11013eca20c750ae74456ed17fb2b010c5e23
SHA256

c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf
SHA512

189cc022b5bbd0548f2d76790ed7460c33b84a6806ca37609a4a38372a7dc9ade677ec1b154a90d64988e0e8176180310fe24f707fb3a79924be99ecbcfb822d
SSDEEP

768:7h8akJlX0iPhUUqMtGUcwNttsvWTd9DO13rqMDs08PmXFwXxuFyQ/b11HzoN8Otx:7uaEvhUUFC3elPUCuFy+11cNXt47cL

Score

8^/10

discovery exploit

Malware Config

Signatures

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1944 takeown.exe
1180 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1944 takeown.exe
1180 icacls.exe

pid	process
1944	takeown.exe
1180	icacls.exe

pid	process
1944	takeown.exe
1180	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\ngfs.exe	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe
File created	C:\Windows\SysWOW64\ngfs.exe	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe

pid process

532 c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe

pid	process
532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe

description	pid	process	target process
PID 532 wrote to memory of 1944	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	takeown.exe
PID 532 wrote to memory of 1944	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	takeown.exe
PID 532 wrote to memory of 1944	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	takeown.exe
PID 532 wrote to memory of 1944	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	takeown.exe
PID 532 wrote to memory of 1180	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	icacls.exe
PID 532 wrote to memory of 1180	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	icacls.exe
PID 532 wrote to memory of 1180	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	icacls.exe
PID 532 wrote to memory of 1180	532	c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe
"C:\Users\Admin\AppData\Local\Temp\c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:532

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /f "C:\Windows\system32\ngfs.exe"
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1944

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe "C:\Windows\system32\ngfs.exe" /grant SYSTEM:F
2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1180

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

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Downloads

C:\Windows\SysWOW64\ngfs.exe
Filesize
72KB

MD5
81a13f9d7efa8f86332cb8f897df2a46

SHA1
d0f11013eca20c750ae74456ed17fb2b010c5e23

SHA256
c923ede30305d1521c18de24237df6d583cef2598c17a16c54f3605e0a7deeaf

SHA512
189cc022b5bbd0548f2d76790ed7460c33b84a6806ca37609a4a38372a7dc9ade677ec1b154a90d64988e0e8176180310fe24f707fb3a79924be99ecbcfb822d

Download Submit
memory/532-56-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download
memory/1180-59-0x0000000000000000-mapping.dmp

Download
memory/1944-57-0x0000000000000000-mapping.dmp

Download