e4a11f2b70065be6571f8582a0f3f11dcca20f9158fbead759494b8f2dbf715f

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
14/10/2024, 04:48

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General

Target

2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe
Size

81KB
MD5

885f6120b3f2f41394a6d7b678a0a3a7
SHA1

e4bbcb43cdddbe1682b510e80508237288dbce5a
SHA256

e4a11f2b70065be6571f8582a0f3f11dcca20f9158fbead759494b8f2dbf715f
SHA512

06417bb10cf8d742467ef2368d159eb77581303f7472a37530c579bd77d99b8b1b8659bee43e2cc99d8ac7aaf88095ce7deb49a6e53eea3816bd86b3b14b01bc
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/Rs580gVea:ZVxkGOtEvwDpjchd

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2724	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2764	2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe

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	2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_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 2764 wrote to memory of 2724	2764	2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe	31
PID 2764 wrote to memory of 2724	2764	2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe	31
PID 2764 wrote to memory of 2724	2764	2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe	31
PID 2764 wrote to memory of 2724	2764	2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-14_885f6120b3f2f41394a6d7b678a0a3a7_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2764
- 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:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
81KB

MD5
c213e321bc732b81a53b35d38e417df2

SHA1
e076bc16d66fb333bcc0c8043ef7613deee8a6e8

SHA256
889e257538212c43b9443a1e73dfcb3634a5c82bc3e613f5f682b96560b829b9

SHA512
65bf5d8f48bdb567e4de135f7fda553a8eaeaea23949491ce97b7043dd1dfae06e0a6b87d255b1b93d813b52be090d83865e2be44e29270f0b01e4e2fad6de4c

Download Submit
memory/2724-15-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2724-24-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2724-17-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2724-25-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2764-2-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2764-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2764-0-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2764-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download