159a46eaaa24c97d158f5accffef5fcd323eecf877f8799b836b411148ae7bbd

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/09/2024, 11:02

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General

Target

2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe
Size

44KB
MD5

23769ef40e1a3e0a680efa275aad9878
SHA1

885827c4c1686f3d99e9576142ba4510cb080951
SHA256

159a46eaaa24c97d158f5accffef5fcd323eecf877f8799b836b411148ae7bbd
SHA512

a8ff675a8d5867c1ea06ac07bef6c31bb1bec5d465eed38d76cb5c74ae7e83b24c9cadd64b60207bde55beaac481ad94c44a1e881719435c42bdfe2b8e3a4059
SSDEEP

768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnY1n93:m5nkFNMOtEvwDpjG8hgpY193

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2056	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1964	2024-09-05_23769ef40e1a3e0a680efa275aad9878_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	2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2056	1964	2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe	30
PID 1964 wrote to memory of 2056	1964	2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe	30
PID 1964 wrote to memory of 2056	1964	2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe	30
PID 1964 wrote to memory of 2056	1964	2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-05_23769ef40e1a3e0a680efa275aad9878_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2056

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\misid.exe

Filesize
44KB

MD5
feff8cdb138e752af29841e6b8a20970

SHA1
754ee7f7c26e6398ca18e1098b3023db33ffa863

SHA256
f369f7728e05f11a62be841ca97654e373ed94c3746af04819a93799d0f7c878

SHA512
7f9963ff4f4a836534f837465e9761ba427c428985e66d22269a4a026b0d0e21671e4cf711e88ec45c8dc7ab00c4b8841073118a6b31790c48beab962b3f6151

Download Submit
memory/1964-0-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/1964-9-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1964-2-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/1964-1-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1964-15-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2056-25-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2056-26-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download