bc3b4c2476fb9048064d8f802f540543e20216cc00994a2625a3da5b87a23707

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 05:26

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General

Target

2024-11-20_a2ba802e2425a8373e44445ae025397f_cryptolocker.exe
Size

25KB
MD5

a2ba802e2425a8373e44445ae025397f
SHA1

b21522ed8052932feebb3b73001a52516666d015
SHA256

bc3b4c2476fb9048064d8f802f540543e20216cc00994a2625a3da5b87a23707
SHA512

c4856a7248a6036f04d7e0aa69526630867c6bce4880a90a6f856c84a89fd296e5c09e41fb81cc752c10ec7142cacd92d0b460ccb9544204eed1e8941e93e6d6
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/P4QtOOtEvwDpjj:ZzFbxmLP4QMOtEvwDpjj

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2704	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2656	2024-11-20_a2ba802e2425a8373e44445ae025397f_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_a2ba802e2425a8373e44445ae025397f_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 2656 wrote to memory of 2704	2656	2024-11-20_a2ba802e2425a8373e44445ae025397f_cryptolocker.exe	30
PID 2656 wrote to memory of 2704	2656	2024-11-20_a2ba802e2425a8373e44445ae025397f_cryptolocker.exe	30
PID 2656 wrote to memory of 2704	2656	2024-11-20_a2ba802e2425a8373e44445ae025397f_cryptolocker.exe	30
PID 2656 wrote to memory of 2704	2656	2024-11-20_a2ba802e2425a8373e44445ae025397f_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-20_a2ba802e2425a8373e44445ae025397f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_a2ba802e2425a8373e44445ae025397f_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2656
- 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:2704

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
25KB

MD5
63436214b397a89166db036fde746cb9

SHA1
463b7a2aaf61e4e75253c594913150f6c56d9d08

SHA256
045bc86d1100aaa437858490220653b401f21839ab306dd3be27bffad8528471

SHA512
d751ce3dca6cc9ceff6e963430da7e69d08f2c2f5e6e49f5372f9082eb2bebeabd5ecf7ebf8cee45ad930160e6629e26dea0ee06f7150a91b32b56e17c8759ae

Download Submit
memory/2656-0-0x0000000000240000-0x0000000000243000-memory.dmp

Filesize
12KB

Download
memory/2656-1-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/2656-9-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/2656-2-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2704-15-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2704-17-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2704-24-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2704-25-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download