49053f17a978ad0d704ba7aa14540542c88053175806686c2df02eeec00ecd59 | Triage

Analysis

max time kernel
138s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
07/07/2023, 03:30 UTC

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General

Target

fmod.dll
Size

1.4MB
MD5

3399d23de039f78edb383113a81444b5
SHA1

6f1463c9e6a9224cc3767257a363ef2e186d00af
SHA256

d2e4a4ffcc703ecf3caaf773ea7151976d9fc9d788ab7913b10ebd50d802b43b
SHA512

694725abff26e33f40bc20bdef4bd7def3511480700eab0ada9c37b7ccf19dcb9185bf0155b0fd3c6043bb57bd338885acbcb2659ac03f7dde70630280b25457
SSDEEP

24576:PdM6IhC21GpMdMl4Y6VkY+Vj0VMFyBUKkN7RI/H0+HTYfVoUju:PdyqMdMl4Ya8j0KbwHwK

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4780	224	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 224	3700	rundll32.exe	82
PID 3700 wrote to memory of 224	3700	rundll32.exe	82
PID 3700 wrote to memory of 224	3700	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fmod.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fmod.dll,#1
  2⤵
  PID:224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 224 -s 672
    3⤵
    - Program crash
    PID:4780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 224 -ip 224
1⤵
PID:1968

Network

DNS

76.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

76.32.126.40.in-addr.arpa

IN PTR

Response
DNS

26.35.223.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

26.35.223.20.in-addr.arpa

IN PTR

Response
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR

Response
DNS

171.39.242.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

171.39.242.20.in-addr.arpa

IN PTR

Response
DNS

0.77.109.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

0.77.109.52.in-addr.arpa

IN PTR

Response
DNS

50.192.11.51.in-addr.arpa

Remote address:

8.8.8.8:53

Request

50.192.11.51.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

76.32.126.40.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

76.32.126.40.in-addr.arpa
8.8.8.8:53

26.35.223.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

26.35.223.20.in-addr.arpa
8.8.8.8:53

86.23.85.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

86.23.85.13.in-addr.arpa
8.8.8.8:53

171.39.242.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

171.39.242.20.in-addr.arpa
8.8.8.8:53

0.77.109.52.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

0.77.109.52.in-addr.arpa
8.8.8.8:53

50.192.11.51.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

50.192.11.51.in-addr.arpa

MITRE ATT&CK Matrix

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