b218b3a665a88f6248c195a375b201e9f665c46bbefe167d74af8fc3def8eaef

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
19-09-2024 05:28

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General

Target

2024-09-19_53a643e6655943e9705c2fefeb54be20_cryptolocker.exe
Size

41KB
MD5

53a643e6655943e9705c2fefeb54be20
SHA1

fd17969e066c54e63f1ac0f6503145eac7841441
SHA256

b218b3a665a88f6248c195a375b201e9f665c46bbefe167d74af8fc3def8eaef
SHA512

fcaf987735fa07cb4e6077e583cb284d893e6844d13ae9bbca16553d7d609d7528308d0c8dff9045f749b1e29f504cb3f12ca5af2f0cf6e1ffeb7bbb3802cac2
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4tKMLGokL:vj+jsMQMOtEvwDpj5Ht1qokL

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2692	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2392	2024-09-19_53a643e6655943e9705c2fefeb54be20_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	2024-09-19_53a643e6655943e9705c2fefeb54be20_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 2392 wrote to memory of 2692	2392	2024-09-19_53a643e6655943e9705c2fefeb54be20_cryptolocker.exe	31
PID 2392 wrote to memory of 2692	2392	2024-09-19_53a643e6655943e9705c2fefeb54be20_cryptolocker.exe	31
PID 2392 wrote to memory of 2692	2392	2024-09-19_53a643e6655943e9705c2fefeb54be20_cryptolocker.exe	31
PID 2392 wrote to memory of 2692	2392	2024-09-19_53a643e6655943e9705c2fefeb54be20_cryptolocker.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-09-19_53a643e6655943e9705c2fefeb54be20_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_53a643e6655943e9705c2fefeb54be20_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2392
- 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:2692

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
41KB

MD5
b9c336c42f390031677e6247e4cf654d

SHA1
4e269b759120d155411d3bb67c3a9fa7b77d0594

SHA256
48b52944d11ec9bfa39dae884b19c5dddb96462ce51428d66d683840f2e95a54

SHA512
caa7511d0559b104cf84baf5b40557d863f9d0088bd4232be76976b6e322af33c8e9b2fc1a3c7879066adeb369e22238939665cebc4e555ef9a38494b94a61ee

Download Submit
memory/2392-1-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2392-8-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2392-0-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2692-15-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2692-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download