62cfea77026c7f74eef64c4254e7bbfe0f43083f6b638cbb60f6e23cbd3fecb7

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 01:23

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General

Target

2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe
Size

45KB
MD5

0aed4265eb64c6205258c4a625c61688
SHA1

aaeaff94b29f5f59db1ffd3ec489757067c02d24
SHA256

62cfea77026c7f74eef64c4254e7bbfe0f43083f6b638cbb60f6e23cbd3fecb7
SHA512

12f718f2d6ac24169a526c9ba785f69dd7c6c6a54580ece6bc32d55b1159546e65d43899d5b4855210786783f10f9f6b0175c1988d0305c19e9bce7998f80f3f
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUk3b+NV:bm74zYcgT/EkM0ryfjd3WV

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	2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4740	hasfj.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	2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4084 wrote to memory of 4740	4084	2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe	82
PID 4084 wrote to memory of 4740	4084	2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe	82
PID 4084 wrote to memory of 4740	4084	2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-02_0aed4265eb64c6205258c4a625c61688_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4084
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4740

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\hasfj.exe

Filesize
46KB

MD5
994c12136eb541acec9d46a57d6cad42

SHA1
938d172d8c1d8481d05e8391b2eef1e4303e68d5

SHA256
d8085e2280892ebedcd89d9e0f88dfcadd54514b555be5e1b8ffe50e2cd5042d

SHA512
e3a80b42c2adce01585a36f6c51b29c9d65aacc379cb14251d73be50e07403774b700513c1a5a78fbad62c17c5e8fdc204017e842ff91ee830eb0fca3c1e9f3d

Download Submit
memory/4084-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/4084-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/4084-2-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/4084-3-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/4084-17-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/4740-20-0x0000000002190000-0x0000000002196000-memory.dmp

Filesize
24KB

Download
memory/4740-19-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/4740-26-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download