2e3dc43e7fc58458f7930f1ec730a4af9a2541b406ebfa437c3fe889a1dea559

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
19-09-2024 06:25

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General

Target

2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe
Size

54KB
MD5

54e67b9d8aa0f8899581239fd53b9e3a
SHA1

4cac7ee67cbf518efac8107a869523df82a12e9e
SHA256

2e3dc43e7fc58458f7930f1ec730a4af9a2541b406ebfa437c3fe889a1dea559
SHA512

f96147c5811a5ceb485e38c191d58eb8f13e45ac34f7b6825140231d5ff9a6e272fbcb616333b5555371e1286088d04db1ede52e180acbf0573fad0f44acfedd
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vxmlcaTIN:X6QFElP6n+gJBMOtEvwDpjBtExml6

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2812	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2316	2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_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_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2812	2316	2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe	30
PID 2316 wrote to memory of 2812	2316	2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe	30
PID 2316 wrote to memory of 2812	2316	2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe	30
PID 2316 wrote to memory of 2812	2316	2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_54e67b9d8aa0f8899581239fd53b9e3a_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2812

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\asih.exe

Filesize
55KB

MD5
fad2fadae3388ccf3ccaa649745794cb

SHA1
f16601e83539967f53ace38bbf3438dc1785252a

SHA256
42a3d772ea053e316faced0767783d953230f392ae0800c15dd9f57c4db686bb

SHA512
ed223c1171c111493e230ea92ac4252580555d5b1c755aa8305492b22608f1bae2eda06fdb8ecd0a6394b89f18ada4d115da1245bfbc7237995338c781a66915

Download Submit
memory/2316-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2316-2-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2812-22-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2812-15-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download