95a8e22f4586b962c8bbe268f28b9561ecfafc06bee75f3571ced253d66d5531 | Triage

Analysis

max time kernel
133s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 16:58

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General

Target

decaptcher.dll
Size

72KB
MD5

05aa12c2665ebd53f9505d0cf9f37b83
SHA1

c0e6e0401fe2bcf40251c3d4514c6b3d58b7a4a3
SHA256

6903e1192b4a90bd78f4a0853d6d72bc0fa74ce8800946c698a4406a60c2f239
SHA512

586ec510204719da09f2d0761a2d8f9aee0dc15252f9340fcb09137650e21354d3d3c025b362c297d0b3439587d65a3c294cbe2359aa9d6ce224c34fa674bcab
SSDEEP

1536:6/3nHtECUPHH0sV2gIHFLJtKbHBlnDLL:g3HtECU/DVVUuzBlnDLL

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1484 1048 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2748 wrote to memory of 1048	2748	rundll32.exe	rundll32.exe
PID 2748 wrote to memory of 1048	2748	rundll32.exe	rundll32.exe
PID 2748 wrote to memory of 1048	2748	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\decaptcher.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\decaptcher.dll,#1
2⤵
PID:1048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 612
3⤵
- Program crash
PID:1484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1048 -ip 1048
1⤵
PID:5060

Network

MITRE ATT&CK Matrix

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