7d93356ce79e5c931bc2951c4284d42fc9210c8e130ffec7833463f3d7aaaa75

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
04/05/2024, 12:28

Target

$INSTDIR"/bin/"/lame_enc.dll
Size

158KB
MD5

3c0ac9f753dd0c4ad3d46f5f6aa36aa9
SHA1

f9138dbbe82174cb9c948aac92f3cf863221b105
SHA256

c84100d52c09703e32951444bd7ba4e22c5d41193e7420aacbbc1f736f4c4e1f
SHA512

bd7ade9cb90a2f3741cfcd8998c3548228c97592493004b0a0d6312058b9d4687a94fd4b22a67ee53a584de76b6dfd5835f6a691878e219ac7cb22c6524c32da
SSDEEP

3072:na8YerOYT9VJ7esAHyKI70YFCO6l8BvXJKMIPv2vmwu/8xS/B+08:hY+FBPeH1QpY8vXJUPvbwXxS/UZ

Score

7^/10

upx

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral23/memory/2988-0-0x0000000010000000-0x00000000100AA000-memory.dmp	upx
behavioral23/memory/2988-1-0x0000000010000000-0x00000000100AA000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2992	2988	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 2988	2924	rundll32.exe	28
PID 2924 wrote to memory of 2988	2924	rundll32.exe	28
PID 2924 wrote to memory of 2988	2924	rundll32.exe	28
PID 2924 wrote to memory of 2988	2924	rundll32.exe	28
PID 2924 wrote to memory of 2988	2924	rundll32.exe	28
PID 2924 wrote to memory of 2988	2924	rundll32.exe	28
PID 2924 wrote to memory of 2988	2924	rundll32.exe	28
PID 2988 wrote to memory of 2992	2988	rundll32.exe	29
PID 2988 wrote to memory of 2992	2988	rundll32.exe	29
PID 2988 wrote to memory of 2992	2988	rundll32.exe	29
PID 2988 wrote to memory of 2992	2988	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$INSTDIR_\bin\_\lame_enc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$INSTDIR_\bin\_\lame_enc.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 224
    3⤵
    - Program crash
    PID:2992

memory/2988-0-0x0000000010000000-0x00000000100AA000-memory.dmp

Filesize
680KB

Download
memory/2988-1-0x0000000010000000-0x00000000100AA000-memory.dmp

Filesize
680KB

Download