b5df78f69ebeaf24a3f2c46474f20b3690d260ec4899434b16bd52cc796e271d

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
19/09/2024, 04:28

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General

Target

2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe
Size

76KB
MD5

6e671544f008ddab6c081af30bed1d02
SHA1

7a356aa8173e91c65a3dfec7400baa77d8086a48
SHA256

b5df78f69ebeaf24a3f2c46474f20b3690d260ec4899434b16bd52cc796e271d
SHA512

f5a47646e7257816d530dd6cd0b69d3ebb1911662de0f80c2824c538a831de390f243ccd40354393dc85f7f43357f1abd75219da360e2f2a7afc6b148e6f8a4f
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBZYTjipvF2bx1rHsi:X6a+SOtEvwDpjBZYvQd2Z

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1764	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe

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_6e671544f008ddab6c081af30bed1d02_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 2540 wrote to memory of 1764	2540	2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe	30
PID 2540 wrote to memory of 1764	2540	2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe	30
PID 2540 wrote to memory of 1764	2540	2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe	30
PID 2540 wrote to memory of 1764	2540	2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_6e671544f008ddab6c081af30bed1d02_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540
- 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:1764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
77KB

MD5
a356fd74bae41adf422f55b8c6e391d9

SHA1
b180a28a9d915e949794e9360638423c5779985c

SHA256
22bda3a3761fa227e19082a911ab3fdee7da2c52e885b44f2046505602d780f6

SHA512
bb1a19008c971e9cadc571e77794e4bfdaecf47eae2080cb98039c65249b6cb2b57ddd8593240dee357d28dac3c2345dad30a3a3efae2e367093dd69fd1aebc9

Download Submit
memory/1764-22-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1764-15-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2540-1-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2540-8-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2540-0-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download