f8ca1b17141bd88f306f9665e2495bba6ada81ff24b44f8ac56e1599b0f58a4b

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/10/2024, 08:25

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General

Target

2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_cryptolocker.exe
Size

68KB
MD5

9d29e1cfa0738e0a9d6bf9be78ffe552
SHA1

d28ff4bf3e18a79deccd05c49b92aab10f629b9e
SHA256

f8ca1b17141bd88f306f9665e2495bba6ada81ff24b44f8ac56e1599b0f58a4b
SHA512

5fa940746b16340c1f06aa9135574bc610d87a5211b8cea188ce4cb27a26578f084abf8d42a0b498cee68f0aa423e5833bee7b31a99d0d54aed76f96a11c32ec
SSDEEP

768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEpE0P/xFIa:6j+1NMOtEvwDpjr8ox8UDEpN/jj

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1552	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2332	2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_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	2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_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 2332 wrote to memory of 1552	2332	2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_cryptolocker.exe	31
PID 2332 wrote to memory of 1552	2332	2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_cryptolocker.exe	31
PID 2332 wrote to memory of 1552	2332	2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_cryptolocker.exe	31
PID 2332 wrote to memory of 1552	2332	2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_cryptolocker.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-01_9d29e1cfa0738e0a9d6bf9be78ffe552_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- 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:1552

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
68KB

MD5
af04b6e8e77c14a13f749bb0bf65d263

SHA1
f5105a9342380ccdf625cba7a4452edc2c303f84

SHA256
2911e31fd392ced3f544bf740af536f70eb483d797b5f522e2cd45140920591d

SHA512
c90223604d6e22ea566708888b7cc42762c958820908f34e95969d109b999540565d4e6cb7c8a4384123d198f52ee2f2e36bb0fb250b73da73752e65b9dd9b34

Download Submit
memory/1552-17-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1552-24-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2332-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2332-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2332-2-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2332-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2332-15-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download