60ca472fdf1483df783944fb5655fbf79986d16bdb2080a2a7b0510ec6097a55

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 05:23

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General

Target

2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe
Size

45KB
MD5

11bf72f76ce0754ea8834de81f34cb11
SHA1

5e1f0000c86f9a76d4ae1cadee6d183efdd7ec05
SHA256

60ca472fdf1483df783944fb5655fbf79986d16bdb2080a2a7b0510ec6097a55
SHA512

fe26cad76c21defe24c5ba74ed4efde9e0b5454f2cf43115fdab50c71ab08d633cc2c31b832acb3356e440338850e43652d1b770ed00fbd7920f2fb25359c63b
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPD:P6QFElP6k+MRQMOtEvwDpjBQpVXe

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4840	asih.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	2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 4840	4712	2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe	82
PID 4712 wrote to memory of 4840	4712	2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe	82
PID 4712 wrote to memory of 4840	4712	2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_11bf72f76ce0754ea8834de81f34cb11_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4712
- 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:4840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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
45KB

MD5
67fada752787c04c521878df9d1e7863

SHA1
d81cde452ffefe14138ef1e237a1ab7cb56d8e99

SHA256
200b48a63376d9da3357d5eeebd37dc39e7b20f9f8f3446bec7e5d97f68b260c

SHA512
5965483aae721f2f23ac4557880b6c0f1f0bec6742e02d1d5895e6807f0bed6874c63039983539872101096bca7ddf3ab0a35b85122ca13216c364449736e7cc

Download Submit
memory/4712-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4712-1-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/4712-2-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/4712-3-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/4712-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4840-20-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/4840-19-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/4840-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download