b37c1094407d7242a4b5874e93afb8d0897229e2aec0491629512f441a3a9f16

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:40

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General

Target

2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe
Size

73KB
MD5

f04e093b52c8549ae73bed11c87146c8
SHA1

6cbc3a7465e4c3cad5d225bbec595cda728e042d
SHA256

b37c1094407d7242a4b5874e93afb8d0897229e2aec0491629512f441a3a9f16
SHA512

8ce81a52712e3a95d6a59064c88edf19c8ddc6e081bab550c2b4d31877a152ba3f4c2ae690c2da33c562bc058c31b2c4c0ffd7a27ed87be35a2429ae39998b56
SSDEEP

1536:Dk/xY0sllyGQMOtEvwDpjwycDtKkQZQRKb61vSbgZ3QzNKUNZO5RF:DW60sllyWOtEvwDpjwF85m

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2448	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2660	2024-11-20_f04e093b52c8549ae73bed11c87146c8_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	2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2448	2660	2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe	29
PID 2660 wrote to memory of 2448	2660	2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe	29
PID 2660 wrote to memory of 2448	2660	2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe	29
PID 2660 wrote to memory of 2448	2660	2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_f04e093b52c8549ae73bed11c87146c8_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2448

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

\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
73KB

MD5
8e1bb2295e4a08eb63d108cbee0784dc

SHA1
896d8b4a33be058b4abbefdc0f44ea2f4428ec60

SHA256
5246957c9f6d199723115344c5b2b41e0eadc413e8e1e6eb14b532dc01ccbc66

SHA512
f791234f0db5f3f54c7ffa47a282cda8a1b6a140233e0a1f4f9b0a835b90675b3c989b531679c29019be6d04dbbcaa25284191b680ed2d073d83779f6e4e0600

Download Submit
memory/2448-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2448-26-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/2448-19-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2448-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2660-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2660-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2660-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2660-2-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2660-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2660-14-0x00000000024C0000-0x00000000024CB000-memory.dmp

Filesize
44KB

Download