cdd9213c986f4dcc1f2c07f584d564c6a3ba00c9c27fe016bf51fd70ff0ef973 | Triage

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
27-04-2024 23:01

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General

Target

concrt140.dll
Size

237KB
MD5

abdef5f24d965beb17acc7948b4bebfd
SHA1

d671e6fe9fb1b9a675f3ea50a15d5318e7af0978
SHA256

4e822f847073f81c781be433eff6c68db616efad49cee50a5e19997fb46a9da0
SHA512

fde514a3bda56ffcfeaaaa7ddf6a4c89130d5f52936c82e9d8c5d771cbc228e387d0845300be98d7f40d4ca3b06c8a783411ddc0c1e258e10745a50d0fe1115e
SSDEEP

6144:YVtg4bkcTc3uYSw5ejegvGw9xEPOL8an39bkH1r12z/WK3b+B:YI4xL+wsQ8anK1AzrG

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	3064	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 3064	2220	rundll32.exe	28
PID 2220 wrote to memory of 3064	2220	rundll32.exe	28
PID 2220 wrote to memory of 3064	2220	rundll32.exe	28
PID 2220 wrote to memory of 3064	2220	rundll32.exe	28
PID 2220 wrote to memory of 3064	2220	rundll32.exe	28
PID 2220 wrote to memory of 3064	2220	rundll32.exe	28
PID 2220 wrote to memory of 3064	2220	rundll32.exe	28
PID 3064 wrote to memory of 2120	3064	rundll32.exe	29
PID 3064 wrote to memory of 2120	3064	rundll32.exe	29
PID 3064 wrote to memory of 2120	3064	rundll32.exe	29
PID 3064 wrote to memory of 2120	3064	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\concrt140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\concrt140.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 224
    3⤵
    - Program crash
    PID:2120

Network

MITRE ATT&CK Matrix

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