0397cfb91b7a9e201d0c8cef1ad9afc86c1c7a4b7c2a9995f926e86d329cba82

Analysis

max time kernel
132s
max time network
139s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:15

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General

Target

2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_cryptolocker.exe
Size

64KB
MD5

cc8ab811ebe24660d626af1ebebe10e1
SHA1

587a81506cd8efa158b21a0c5f43e1fa34a24aaa
SHA256

0397cfb91b7a9e201d0c8cef1ad9afc86c1c7a4b7c2a9995f926e86d329cba82
SHA512

6e0a94b6a23885daf6aee92005ab30fb603110ad3d4ca696cdcdc8033a8cc65e1520fa78945f38155971eceaa2c96b15c9f85ea73188b200985fbd8106fa1a77
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLZ/xblzopx0:X6a+SOtEvwDpjBrO1

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2256	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2420	2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_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	2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_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 2420 wrote to memory of 2256	2420	2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_cryptolocker.exe	30
PID 2420 wrote to memory of 2256	2420	2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_cryptolocker.exe	30
PID 2420 wrote to memory of 2256	2420	2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_cryptolocker.exe	30
PID 2420 wrote to memory of 2256	2420	2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-05_cc8ab811ebe24660d626af1ebebe10e1_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- 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:2256

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
64KB

MD5
81c56a2a725260d62dd9a5d2dabc71b4

SHA1
a46dd7142f1e27eb72adb3c84e3233d64e61b03f

SHA256
d85592c551879cdd9db2f8b4f358a39482d46949bf2738995d7d397465a4702e

SHA512
f15e91ec8cfd53cce22f814a9333a070c9bf7c27ec99001884a80f9a97676c120741bb039248903000b677852df9636b62c4d2e32d230b34a83965f847d50a3b

Download Submit
memory/2256-15-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/2256-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2420-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2420-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2420-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download