1a14f78611f9988b80f67a0014f09e0c53d92cca6c93b4693ab5e52b48100808

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
11-11-2023 14:00

Target

NEAS.cdc74bc259476c68b4a84a35b5b6cfd0.dll
Size

164KB
MD5

cdc74bc259476c68b4a84a35b5b6cfd0
SHA1

14ec508aeb2ee7b67d2f4631b0f5b30b3a089ccb
SHA256

1a14f78611f9988b80f67a0014f09e0c53d92cca6c93b4693ab5e52b48100808
SHA512

0f7c57785b173102d20049a3ae675f264cfdbf591e6e1ffba5a56dc7e234025c9ed3df3897a474b01ec8a3e45275099542192cc8ada96fd0488ac62363b70035
SSDEEP

3072:ZqhIh028l2+u2c15TCf/12lQBV+UdE+rECWp7hKpR:Zf02DR/CfRBV+UdvrEFp7hK7

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00070000000120ca-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2244	rundll32.exe

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral1/files/0x00070000000120ca-1.dat	upx
behavioral1/memory/2244-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2244	2256	rundll32.exe	28
PID 2256 wrote to memory of 2244	2256	rundll32.exe	28
PID 2256 wrote to memory of 2244	2256	rundll32.exe	28
PID 2256 wrote to memory of 2244	2256	rundll32.exe	28
PID 2256 wrote to memory of 2244	2256	rundll32.exe	28
PID 2256 wrote to memory of 2244	2256	rundll32.exe	28
PID 2256 wrote to memory of 2244	2256	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.cdc74bc259476c68b4a84a35b5b6cfd0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.cdc74bc259476c68b4a84a35b5b6cfd0.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2244

\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2244-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-4-0x00000000754C0000-0x00000000754D7000-memory.dmp

Filesize
92KB

Download
memory/2244-5-0x00000000754C0000-0x00000000754D7000-memory.dmp

Filesize
92KB

Download
memory/2244-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-6-0x00000000754C0000-0x00000000754D7000-memory.dmp

Filesize
92KB

Download
memory/2244-8-0x00000000754C0000-0x00000000754D7000-memory.dmp

Filesize
92KB

Download