a18c8a0cafe4540ac0c39008bd451c3f61a3b96643261ea83de259ba443c2efc

Analysis

max time kernel
75s
max time network
75s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21-07-2024 21:42

Target

ocldr.dll
Size

2.2MB
MD5

141c3322d2f0ae3456062c0839671427
SHA1

f430cf7bb48589b28dfbbcc5b5a78b2fa226d0cc
SHA256

a18c8a0cafe4540ac0c39008bd451c3f61a3b96643261ea83de259ba443c2efc
SHA512

cdd34044b2b82b599cc26ea4b9352c448a41feafbf591a0db6b1bc923c68f23df798f15580629571ba5fb515dc1cf150bd6180127f32faff7e8f247d21cbb5f2
SSDEEP

49152:gzSjfOgOCumsk8nxOHZCUi38KmUZUWOD3inf:wWKo5K38KmUiV3E

Score

8^/10

Blocklisted process makes network request 3 IoCs

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2624	1620	rundll32.exe	30
PID 1620 wrote to memory of 2624	1620	rundll32.exe	30
PID 1620 wrote to memory of 2624	1620	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ocldr.dll,#1
1⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 1620 -s 1044
  2⤵
  PID:2624

C:\Users\Admin\AppData\Local\Temp\Cab8384.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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C:\Users\Admin\AppData\Local\Temp\Tar8396.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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