8b21187890e946a15f9c12b2cbd996f4a8e44e9f4a08da23ef37e835a43c128b

Analysis

max time kernel
131s
max time network
139s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12/10/2024, 02:52

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General

Target

2024-10-12_75160c8131fac151827998cfd438f1d6_cryptolocker.exe
Size

44KB
MD5

75160c8131fac151827998cfd438f1d6
SHA1

36fedb9d6ab95b681b43103b2a6ccc433aa5858c
SHA256

8b21187890e946a15f9c12b2cbd996f4a8e44e9f4a08da23ef37e835a43c128b
SHA512

dca49f25dff8436579834ecae70db11b7265e2c882b195a8b870a91434d5337ec760a4af73cea8fa3e3c9202700c3544153775a234eb908f666364e1bceef3e2
SSDEEP

768:wHGGaSawqnwjRQ6ESlmFOsPoOdQtOOtEvwDpjm6WaJIOc+UPPEkL7vF1Tx:YGzl5wjRQBBOsP1QMOtEvwDpjgarrkLx

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2156	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2968	2024-10-12_75160c8131fac151827998cfd438f1d6_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	2024-10-12_75160c8131fac151827998cfd438f1d6_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 2968 wrote to memory of 2156	2968	2024-10-12_75160c8131fac151827998cfd438f1d6_cryptolocker.exe	30
PID 2968 wrote to memory of 2156	2968	2024-10-12_75160c8131fac151827998cfd438f1d6_cryptolocker.exe	30
PID 2968 wrote to memory of 2156	2968	2024-10-12_75160c8131fac151827998cfd438f1d6_cryptolocker.exe	30
PID 2968 wrote to memory of 2156	2968	2024-10-12_75160c8131fac151827998cfd438f1d6_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-12_75160c8131fac151827998cfd438f1d6_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_75160c8131fac151827998cfd438f1d6_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2968
- 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:2156

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\asih.exe

Filesize
44KB

MD5
f42dc42b3b79d31b672b7b83b553d4c0

SHA1
3b7945200e35ad862a0751d57b16baaaa12495ff

SHA256
b2b657959190fb629ddc61b1f24ada4da90a1c02176d9b3e9341367e669f6522

SHA512
538798d5ba11fe22b0e1c694d6002393f78b172a718e21a3cc4049243bbca6d75ff29b0969e51a36629c4d10b0c843d52b1a8ebc870c4cca0a55c708cfb0b8f8

Download Submit
memory/2156-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2156-18-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2156-19-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2156-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2968-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2968-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2968-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2968-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2968-14-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download