0e8687c5d6ae9f7476a60eff240b16bc735566f9128b5a0193aaa732c647f3df

Analysis

max time kernel
150s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:41

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General

Target

2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe
Size

46KB
MD5

ff91899f15cdcd3c00c984e990d061e2
SHA1

e8170e9d845d7a4bf03b838a7c0825a5fd648a91
SHA256

0e8687c5d6ae9f7476a60eff240b16bc735566f9128b5a0193aaa732c647f3df
SHA512

a468cdc311b2e12fc8125622c1548975ef605b1cb9757cba6cd6a72d19e0603be2df3e8d022dd858c4b48a50bdb5cf04e6278eb6e74960e5b0095f16568a5260
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUknqS:bm74zYcgT/EkM0ryfjdnqS

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2572	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
1696	2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 2572	1696	2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe	31
PID 1696 wrote to memory of 2572	1696	2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe	31
PID 1696 wrote to memory of 2572	1696	2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe	31
PID 1696 wrote to memory of 2572	1696	2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_ff91899f15cdcd3c00c984e990d061e2_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
46KB

MD5
d5487a518e98ae10e310ce089cf956c2

SHA1
b52d985c4a7c7efce8929159097c189d3740226c

SHA256
c9da7a5a591a6c10b94cbf568ccb88bb54ae4311284ff34656aa34ed85695c72

SHA512
de5c6e38392dfab17f88b9db524ba83e0b0b09a46ce0877b6c00a59bba4b435b4d46a13efb75646c2a1d9bb85d869dd1922707fe9d2c8bc9f0f915c967bbdd0d

Download Submit
memory/1696-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/1696-1-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/1696-2-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/1696-9-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/1696-14-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2572-16-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2572-25-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2572-18-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2572-26-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download