3fcdf428a7c2853ade38ee0dc6c4e8ac9598a3e0dff99879fd7524c270c7967c

Analysis

max time kernel
13s
max time network
20s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 10:00

Target

RtkAudUService64.exe
Size

74.7MB
MD5

3043c13e74eab4e910dc2a3f2ff9a97d
SHA1

128f6df1a59a97296dd7e95fec3875ea8c0ba0c3
SHA256

3fcdf428a7c2853ade38ee0dc6c4e8ac9598a3e0dff99879fd7524c270c7967c
SHA512

dee80ddd2c034c0076c6b340cc6dce3a1e1ae2e0d8217563b7b967d6837543aa5e722d84e64104c569bd1d86908aab11463ed813fc767e67d0ebc82d6016f2fd
SSDEEP

1572864:rvl9Q1l3ISk8IpG7V+VPhqUDE7BHlQonCiYKrhbOoAkTovSKZIgnW5l:rvl92hISkB05awUOHKGrFoxvSKegnW

Score

7^/10

upx

Loads dropped DLL 1 IoCs

pid	Process
2932	RtkAudUService64.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral1/files/0x0003000000020b1a-1273.dat	upx
behavioral1/memory/2932-1275-0x000007FEF6050000-0x000007FEF64D1000-memory.dmp	upx

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 2932	2464	RtkAudUService64.exe	30
PID 2464 wrote to memory of 2932	2464	RtkAudUService64.exe	30
PID 2464 wrote to memory of 2932	2464	RtkAudUService64.exe	30

C:\Users\Admin\AppData\Local\Temp\RtkAudUService64.exe
"C:\Users\Admin\AppData\Local\Temp\RtkAudUService64.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Users\Admin\AppData\Local\Temp\RtkAudUService64.exe
  "C:\Users\Admin\AppData\Local\Temp\RtkAudUService64.exe"
  2⤵
  - Loads dropped DLL
  PID:2932

C:\Users\Admin\AppData\Local\Temp\_MEI24642\pip-24.2.dist-info\top_level.txt

Filesize
4B

MD5
365c9bfeb7d89244f2ce01c1de44cb85

SHA1
d7a03141d5d6b1e88b6b59ef08b6681df212c599

SHA256
ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508

SHA512
d220d322a4053d84130567d626a9f7bb2fb8f0b854da1621f001826dc61b0ed6d3f91793627e6f0ac2ac27aea2b986b6a7a63427f05fe004d8a2adfbdadc13c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24642\python39.dll

Filesize
1.4MB

MD5
1661de9dc158325038ea32685a182107

SHA1
31a5b206059bfbdd333a43e800cb466f5e5a4d1a

SHA256
21396ce6f622f16d6cba3d8ac1f469654fa49d9edd57d407919012fe26b03a0c

SHA512
d8c50191f5adbca5b5d2693b13453765d0130ebcef6f4525865b2f7b93863134592aa3c0c91f92c7d5edb3d8ddf5a190ec76417717250035bcd66aeb11510656

Download Submit
memory/2932-1275-0x000007FEF6050000-0x000007FEF64D1000-memory.dmp

Filesize
4.5MB

Download