a7cb7c54eef91d9e28fa0c00fdffbc2c93f9f90148922bf053ff4574d90c61f5

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
06/08/2023, 10:13

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General

Target

7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe
Size

32KB
MD5

7eddca073f29d40c8b39c7b13794514b
SHA1

7424b11908455c9d697f8260c7f4f28f0536af37
SHA256

a7cb7c54eef91d9e28fa0c00fdffbc2c93f9f90148922bf053ff4574d90c61f5
SHA512

b75663c7bb7c73b6862a6cbbf73d68f54ce98b12150113370473791925bf239bf39882c63be4a6e78e310e090b0af6b920eda9c8f6449df65593ddb3569526f6
SSDEEP

384:bgX4uGLLQRcsdeQ7/nQu63Ag7YmecFanrlwfjDUkKDfWf0w3sp8a4:bgX4zYcgTEu6QOaryfjqDDw3sCa4

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2932	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
1704	7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 2932	1704	7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe	30
PID 1704 wrote to memory of 2932	1704	7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe	30
PID 1704 wrote to memory of 2932	1704	7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe	30
PID 1704 wrote to memory of 2932	1704	7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe	30

C:\Users\Admin\AppData\Local\Temp\7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7eddca073f29d40c8b39c7b13794514b_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
32KB

MD5
0dc01e0f733b961441765f34255a03aa

SHA1
43604858d3f08b917b51bbc61c419f57da20e887

SHA256
e43bd8f3832d803b96199f34647f098015bec74d9bfaf65814c5c5f4a270fbea

SHA512
3840e2fc2d4269bc3f74af061799ff4204363b5f5044936a645f4ad889f5816c37b49993d476148bc45e4a24a7bb3175f4aa726c150e5c060060d2bb8acca20f

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

Filesize
32KB

MD5
0dc01e0f733b961441765f34255a03aa

SHA1
43604858d3f08b917b51bbc61c419f57da20e887

SHA256
e43bd8f3832d803b96199f34647f098015bec74d9bfaf65814c5c5f4a270fbea

SHA512
3840e2fc2d4269bc3f74af061799ff4204363b5f5044936a645f4ad889f5816c37b49993d476148bc45e4a24a7bb3175f4aa726c150e5c060060d2bb8acca20f

Download Submit
\Users\Admin\AppData\Local\Temp\hasfj.exe

Filesize
32KB

MD5
0dc01e0f733b961441765f34255a03aa

SHA1
43604858d3f08b917b51bbc61c419f57da20e887

SHA256
e43bd8f3832d803b96199f34647f098015bec74d9bfaf65814c5c5f4a270fbea

SHA512
3840e2fc2d4269bc3f74af061799ff4204363b5f5044936a645f4ad889f5816c37b49993d476148bc45e4a24a7bb3175f4aa726c150e5c060060d2bb8acca20f

Download Submit
memory/1704-53-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1704-55-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/1704-54-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2932-68-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2932-75-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download