f53b5e47faf3aa19be911686038e37af32d78e43845082bf4ed1c0812f59afca

Analysis

max time kernel
139s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 16:05

Target

NEAS.05bb05be919ba25b7a30c070afb72e90_JC.dll
Size

154KB
MD5

05bb05be919ba25b7a30c070afb72e90
SHA1

5091ce61d55ac4e22580fdb1fe1bac1e050e912c
SHA256

f53b5e47faf3aa19be911686038e37af32d78e43845082bf4ed1c0812f59afca
SHA512

05f3007f56a4b70ab2aabe6e14a5e4164314af53ae29250d5531862ab5552f09d70e0f0f998adf00533adc34b66cb212aae6085884b21db592adc6176946354f
SSDEEP

3072:hyJWxKouy1GVsmdPvSYFETC2lQBV+UdE+rECWp7hKGy:hd4y1GVsmdPvpETIBV+UdvrEFp7hKP

Score

7^/10

upx

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000800000002306f-1.dat	acprotect
behavioral2/files/0x000800000002306f-3.dat	acprotect

Loads dropped DLL 2 IoCs

pid	Process
5000	regsvr32.exe
5000	regsvr32.exe

UPX packed file 5 IoCs

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

resource	yara_rule
behavioral2/files/0x000800000002306f-1.dat	upx
behavioral2/files/0x000800000002306f-3.dat	upx
behavioral2/memory/5000-7-0x00000000021E0000-0x0000000002210000-memory.dmp	upx
behavioral2/memory/5000-9-0x00000000021E0000-0x0000000002210000-memory.dmp	upx
behavioral2/memory/5000-12-0x00000000021E0000-0x0000000002210000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	regsvr32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1428	5000	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 5000	4204	regsvr32.exe	86
PID 4204 wrote to memory of 5000	4204	regsvr32.exe	86
PID 4204 wrote to memory of 5000	4204	regsvr32.exe	86

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.05bb05be919ba25b7a30c070afb72e90_JC.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4204
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\NEAS.05bb05be919ba25b7a30c070afb72e90_JC.dll
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  PID:5000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 624
    3⤵
    - Program crash
    PID:1428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5000 -ip 5000
1⤵
PID:1604

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
C:\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/5000-6-0x00000000021E0000-0x0000000002210000-memory.dmp

Filesize
192KB

Download
memory/5000-7-0x00000000021E0000-0x0000000002210000-memory.dmp

Filesize
192KB

Download
memory/5000-8-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/5000-9-0x00000000021E0000-0x0000000002210000-memory.dmp

Filesize
192KB

Download
memory/5000-12-0x00000000021E0000-0x0000000002210000-memory.dmp

Filesize
192KB

Download