23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b

Analysis

max time kernel
155s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 20:52

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General

Target

23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
Size

6.4MB
MD5

0bba108e8634e1ba0c9c89e081581fe9
SHA1

b656092c5cae1e2621316d357cdf132c386bb11d
SHA256

23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b
SHA512

aaf40d6154d0a7d134530f51cce0e354e81e36a9726486b88c02b2bc098daf03f95fe5ad9e65cf64faa288e0e05686285c3b1bab0146d2e9aab5908b6af348d8
SSDEEP

196608:fqHgPs2e0666VdVF/wAj7EsfK4iOevZxbubx3BZ:fqAhe0OVjVLj7EsUnHKx3j

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2132	ll8kll8k.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\ALXO\ImagePath = "C:\\Program Files\\Nfyop\\Niuvy.exe"	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe

Drops file in Program Files directory 15 IoCs

description	ioc	Process
File created	C:\Program Files\Nfyop\cetovse\pat.xml	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File created	C:\Program Files\Nfyop\cetovse\vehese.dll	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File created	C:\Program Files\Nfyop\devoof.exe	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\Niuvy.exe	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\Wece.exe	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\caivs.exe	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\jy.ini	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\Reuj\Xihy.dll	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File created	C:\Program Files\Nfyop\jy.ini	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File created	C:\Program Files\Common Files\System\Ole DB\MSPat.xml	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\MSPat.xml	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File created	C:\Program Files\Nfyop\caivs.exe	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\cetovse\pat.xml	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\cetovse\vehese.dll	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
File opened for modification	C:\Program Files\Nfyop\devoof.exe	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2132	ll8kll8k.exe
2132	ll8kll8k.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3212 wrote to memory of 2132	3212	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe	81
PID 3212 wrote to memory of 2132	3212	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe	81
PID 3212 wrote to memory of 2132	3212	23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe	81

C:\Users\Admin\AppData\Local\Temp\23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe
"C:\Users\Admin\AppData\Local\Temp\23462359b5dd06b04ba7177fab005965dc7ce0df9d12e5650e4754de758aed4b.exe"
1⤵
- Sets service image path in registry
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Users\Admin\AppData\Local\Temp\g8904E\ll8kll8k.exe
  C:\Users\Admin\AppData\Local\Temp\g8904E\ll8kll8k.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2132

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\g8904E\ll8kll8k.exe

Filesize
4.5MB

MD5
ee6a584a57c2cab4ecb9cbb170336190

SHA1
2908a67d4239f77efe96dc9ae97fa23fe8c6a95d

SHA256
dcd4ddf3d20e959ed2ae3328e818c14fef63605b8178905d15269cfe8a53cf04

SHA512
f198183e0ff400a6a87318afe30ac0132097e38684cd345eb7f6b407ea121270169c0bfd94b0f35710d70e3b459c78e2557e7011d788d0b0a76774ca8ee50c00

Download Submit
C:\Users\Admin\AppData\Local\Temp\g8904E\ll8kll8k.exe

Filesize
4.5MB

MD5
ee6a584a57c2cab4ecb9cbb170336190

SHA1
2908a67d4239f77efe96dc9ae97fa23fe8c6a95d

SHA256
dcd4ddf3d20e959ed2ae3328e818c14fef63605b8178905d15269cfe8a53cf04

SHA512
f198183e0ff400a6a87318afe30ac0132097e38684cd345eb7f6b407ea121270169c0bfd94b0f35710d70e3b459c78e2557e7011d788d0b0a76774ca8ee50c00

Download Submit