ed18ee0e6e5dfa4ea9cdc602623a83701fb31a2053e7e6e600f148bd3a5bb030

Analysis

max time kernel
164s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10-01-2024 05:51

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General

Target

2024-01-09_2662d95147016c2f6e2280caaf172ad4_cryptolocker.exe
Size

51KB
MD5

2662d95147016c2f6e2280caaf172ad4
SHA1

ecf3c2b84abc802bff1e965d32b32d7eb1098be8
SHA256

ed18ee0e6e5dfa4ea9cdc602623a83701fb31a2053e7e6e600f148bd3a5bb030
SHA512

8339e4a6fd48a953519acdf44aeb1554206996c3ac18ec0648961bea7282653668c9e906924b6ac47ed47500000a9271faf35ab6be98f8ef13dbd1824b262062
SSDEEP

768:bIDOw9UiaCHfjnE0Sfa7ilR0p9u6p4ICNBCXK9GJ:bIDOw9a0DwitDZzv

Score

7^/10

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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	2024-01-09_2662d95147016c2f6e2280caaf172ad4_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3208	lossy.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 3208	1840	2024-01-09_2662d95147016c2f6e2280caaf172ad4_cryptolocker.exe	96
PID 1840 wrote to memory of 3208	1840	2024-01-09_2662d95147016c2f6e2280caaf172ad4_cryptolocker.exe	96
PID 1840 wrote to memory of 3208	1840	2024-01-09_2662d95147016c2f6e2280caaf172ad4_cryptolocker.exe	96

C:\Users\Admin\AppData\Local\Temp\2024-01-09_2662d95147016c2f6e2280caaf172ad4_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-09_2662d95147016c2f6e2280caaf172ad4_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  - Executes dropped EXE
  PID:3208

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\lossy.exe

Filesize
51KB

MD5
15ec2c85de22410b4c6422a5a244a4a3

SHA1
8da8372e95412651f64c83815da8fc59998c22b8

SHA256
75bad09784625a59ccd777664d9b6aa37d9e62f8282f0be4fca8204d2aec9922

SHA512
59d4036529f189e32e7732955a40120d5d7591992d229957f91dbd2e49d4192bd5b035452b86935cee922a95754658e60914e0aaf2e724893c1b70ab298fcbe2

Download Submit
memory/1840-0-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download
memory/1840-1-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download
memory/1840-2-0x0000000000710000-0x0000000000716000-memory.dmp

Filesize
24KB

Download
memory/3208-18-0x00000000020E0000-0x00000000020E6000-memory.dmp

Filesize
24KB

Download
memory/3208-17-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download