a0ec44549d6e1915ff98a61d57fa9544bff251349dfd0aa4a5c7a04c9eeb98c5

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
14-09-2024 02:34

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General

Target

2024-09-14_877da58332a3f3470fd05cf04feb3358_cryptolocker.exe
Size

75KB
MD5

877da58332a3f3470fd05cf04feb3358
SHA1

bcd30e98561df90c93e08c1e4ad6c2df12c73da8
SHA256

a0ec44549d6e1915ff98a61d57fa9544bff251349dfd0aa4a5c7a04c9eeb98c5
SHA512

c62e6c401e04a7a05b3c2976145629e74628db3dc177e1623deed60459c48f6d82c272bdaa43625a653ddf3a8605fa820dc396c4410df992296ec0650c2e98fd
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUPs:xj+VGMOtEvwDpjubwQEI8UPs

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2512	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2376	2024-09-14_877da58332a3f3470fd05cf04feb3358_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	2024-09-14_877da58332a3f3470fd05cf04feb3358_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 2376 wrote to memory of 2512	2376	2024-09-14_877da58332a3f3470fd05cf04feb3358_cryptolocker.exe	30
PID 2376 wrote to memory of 2512	2376	2024-09-14_877da58332a3f3470fd05cf04feb3358_cryptolocker.exe	30
PID 2376 wrote to memory of 2512	2376	2024-09-14_877da58332a3f3470fd05cf04feb3358_cryptolocker.exe	30
PID 2376 wrote to memory of 2512	2376	2024-09-14_877da58332a3f3470fd05cf04feb3358_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-14_877da58332a3f3470fd05cf04feb3358_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-14_877da58332a3f3470fd05cf04feb3358_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- 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:2512

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
75KB

MD5
c69eb283d9d4e1a843ea03e383071062

SHA1
19fadf9654566742f213c7e1553276fc41814860

SHA256
85d50435de8f86211eab2843e0b076378885e0be643a58c6050cb89266a0a142

SHA512
eca2910a831794e0753a0c0a68337b1ae4661cae6638a55697e92ab5820b94097cc97f9ba1a16acc8fd4a201914e15902edd8fe482cff963f7ea350d1de15e7f

Download Submit
memory/2376-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2376-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2376-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2376-14-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2512-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2512-18-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2512-25-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download