b288e1ab236fa82741330ad4c8e3ba592e754d7b0a3bd5b1ba11d3f741dd72da

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 01:53

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General

Target

2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_cryptolocker.exe
Size

49KB
MD5

a0c764fb69bcc7eafd71feab2f2f9cb3
SHA1

d13beb4ba945c7842fb880523fdaf19dae3db4b7
SHA256

b288e1ab236fa82741330ad4c8e3ba592e754d7b0a3bd5b1ba11d3f741dd72da
SHA512

364099caa31297d8cc07deb6982faa68a14631d637e7a786842a469a827f5152164c5ab3dcdb4684ec8764dccb79058201fb90eb4adbb36cbf45f85919222833
SSDEEP

768:P6LsoVEeegiZPvEhHSP+gp/QtOOtEvwDpjBBMLZdzuqpXsiE8Wq/DpkcAD:P6Q0ElP6G+gJQMOtEvwDpjB8WMlfs

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1584	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1120	2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_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	2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_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 1120 wrote to memory of 1584	1120	2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_cryptolocker.exe	28
PID 1120 wrote to memory of 1584	1120	2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_cryptolocker.exe	28
PID 1120 wrote to memory of 1584	1120	2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_cryptolocker.exe	28
PID 1120 wrote to memory of 1584	1120	2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_a0c764fb69bcc7eafd71feab2f2f9cb3_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1120
- 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:1584

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
49KB

MD5
f91e143ac72ec6ae6864d2ea44a7b1e2

SHA1
fa7500a815d2d35e660bfa894c5a7b386574d788

SHA256
4df93cfeb208215dc54d91393006ae05dc56c2ce4066f5a071ca046b913cbfe2

SHA512
3bd2fba248e5d5ed8983421c6025e71fc64d0edfc81335dea4e1d91c6a88ae970286e02d596d5e2ec261f352c7c3eee4572c9cc603b17ee65b4e9607eeb9e754

Download Submit
memory/1120-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1120-2-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1120-1-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1120-3-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/1120-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1584-17-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1584-18-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/1584-25-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download