b711f8556bfbf5dcce9aabec7c1bc9a236c3064134b66bb9ce8509dd7763388a

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 04:37

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General

Target

2024-10-09_581331e4c561ee5820abb2bd8bea892e_cryptolocker.exe
Size

74KB
MD5

581331e4c561ee5820abb2bd8bea892e
SHA1

39d0668b20665ce8489fcb4200d46c0478f7e611
SHA256

b711f8556bfbf5dcce9aabec7c1bc9a236c3064134b66bb9ce8509dd7763388a
SHA512

73f55951723bb665258c62f48144f157e3571c18b039c15ad646b5004a29e3ce77f3a26408b6c44189ab9e0dd203189c8d737af6a61e3d1690139a3d30f0f98b
SSDEEP

768:9UQz7yVEhs9+4T/1bytOOtEvwDpjLXOQ69zbjlAAX5e9zk:9Uj+AIMOtEvwDpjLizbR9Xwzk

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2548	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1580	2024-10-09_581331e4c561ee5820abb2bd8bea892e_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	2024-10-09_581331e4c561ee5820abb2bd8bea892e_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 1580 wrote to memory of 2548	1580	2024-10-09_581331e4c561ee5820abb2bd8bea892e_cryptolocker.exe	28
PID 1580 wrote to memory of 2548	1580	2024-10-09_581331e4c561ee5820abb2bd8bea892e_cryptolocker.exe	28
PID 1580 wrote to memory of 2548	1580	2024-10-09_581331e4c561ee5820abb2bd8bea892e_cryptolocker.exe	28
PID 1580 wrote to memory of 2548	1580	2024-10-09_581331e4c561ee5820abb2bd8bea892e_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-10-09_581331e4c561ee5820abb2bd8bea892e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-09_581331e4c561ee5820abb2bd8bea892e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1580
- 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:2548

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

C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
74KB

MD5
58e0872d3e4af0b4b64b8cbcd1e4bd45

SHA1
a7279856e16f9aa6fc039511e986016e972ab61a

SHA256
89550387a47f5cba1308aa03dc11564e798bec637eef4343f3efe2bdab7eceb8

SHA512
69348239f458aedd4f874d26ce5035e6b81b9c129520a9400166a44696370dd545fd2aa909b6a6ee0912366e8297276d9ec6020ae29ff4220d628aa9dc2afe12

Download Submit
memory/1580-0-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/1580-2-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/1580-1-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/2548-15-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/2548-22-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download