c4e640ff45a2a11291ad997d639ae68ace8ada20404305da77a29adcf7f603ab

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
05/08/2024, 08:04

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General

Target

2024-08-05_e2740195eb66661ce9be122dba36457e_cryptolocker.exe
Size

44KB
MD5

e2740195eb66661ce9be122dba36457e
SHA1

49c9cc1e175837b4b3f00445da654940e7487f4f
SHA256

c4e640ff45a2a11291ad997d639ae68ace8ada20404305da77a29adcf7f603ab
SHA512

c265952c468bf1a119d45c90524de44ad9d7953587e31c6b3c110190a46bce5d2b188712b7e0b175448b70e892024db143e2b3a603aa5f825d90d1530cd50669
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaac4HK/wSvuQTCyD/95WJY:X6QFElP6n+gJQMOtEvwDpjBsYK/fbDFd

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1004	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
580	2024-08-05_e2740195eb66661ce9be122dba36457e_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	2024-08-05_e2740195eb66661ce9be122dba36457e_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 580 wrote to memory of 1004	580	2024-08-05_e2740195eb66661ce9be122dba36457e_cryptolocker.exe	29
PID 580 wrote to memory of 1004	580	2024-08-05_e2740195eb66661ce9be122dba36457e_cryptolocker.exe	29
PID 580 wrote to memory of 1004	580	2024-08-05_e2740195eb66661ce9be122dba36457e_cryptolocker.exe	29
PID 580 wrote to memory of 1004	580	2024-08-05_e2740195eb66661ce9be122dba36457e_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-08-05_e2740195eb66661ce9be122dba36457e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-05_e2740195eb66661ce9be122dba36457e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:580
- 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:1004

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

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Downloads

\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
44KB

MD5
8932e0a0fbe944690a0cbb5ca2d67588

SHA1
45b996cba2d45c8d71de35ac9c75cded467bc8ea

SHA256
0fbceebd3e0b332be234208c3947b4a5bdd9e9396292d2e3a18b25175c4c6f2b

SHA512
c0436e08ca75be01ce575c53b74da95403dc56b9ce7fc93656998910167995f36481eb519975f479e43e23cfea62e361eb2bae1f8ea604a5f30c8536edfbcbcc

Download Submit
memory/580-1-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/580-8-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/580-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1004-15-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/1004-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download