788f17bb89c795a49b6247f8b5ece55226ae4a4a30aefd79784019a17a7dc391

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
01/06/2024, 21:25

Target

2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe
Size

44KB
MD5

349ea76df8e81f1464a09fa349654c06
SHA1

12169f9c7e1d944834a84f5140815dca7cefa705
SHA256

788f17bb89c795a49b6247f8b5ece55226ae4a4a30aefd79784019a17a7dc391
SHA512

10c16d5c6b062e379819651f4fb4469af50b064a72185eed888d7b7530a71ed36c985e5f8f2b8fe29ec29f5d7f70a5a1b49e96d9b964f403d1a78bfd383da2fa
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jo0nrlwfjDUIIn:bm74zYcgT/Ekn0ryfjUn

Score

9^/10

Detection of CryptoLocker Variants 5 IoCs

resource	yara_rule
behavioral1/memory/3032-0-0x0000000008000000-0x000000000800D000-memory.dmp	CryptoLocker_rule2
behavioral1/memory/2884-16-0x0000000008000000-0x000000000800D000-memory.dmp	CryptoLocker_rule2
behavioral1/files/0x000b000000015d61-15.dat	CryptoLocker_rule2
behavioral1/memory/3032-14-0x0000000008000000-0x000000000800D000-memory.dmp	CryptoLocker_rule2
behavioral1/memory/2884-26-0x0000000008000000-0x000000000800D000-memory.dmp	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2884	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
3032	2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2884	3032	2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe	28
PID 3032 wrote to memory of 2884	3032	2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe	28
PID 3032 wrote to memory of 2884	3032	2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe	28
PID 3032 wrote to memory of 2884	3032	2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-01_349ea76df8e81f1464a09fa349654c06_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2884

C:\Users\Admin\AppData\Local\Temp\hasfj.exe

Filesize
44KB

MD5
fdf16edfd9b31e34b37d71be54cc9986

SHA1
2381debcaca5c17f589b2829fbb4e14c29af74d9

SHA256
c832f0fd2c2fb368e9bc202e674839b8a5933eba900763ce839515f78d4514df

SHA512
dbb226e2c1352e3b970d078b6c7a32c3be964a10f0d0ea6e4cd0b0131f713eceb7bd977bfef23df5b7d45d581f015711b069f7eeee01e9c459d08e8ad4cb7563

Download Submit
memory/2884-16-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2884-18-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/2884-25-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/2884-26-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/3032-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/3032-1-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/3032-2-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/3032-9-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/3032-14-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download