c1f17208c19245c7cd8d1e21316ae83aefc524109ab16eb8044ba930028bd08c

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 04:27

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General

Target

2024-10-04_8171103f6e989adab85b26495f64a554_cryptolocker.exe
Size

47KB
MD5

8171103f6e989adab85b26495f64a554
SHA1

6e484257a5b4f88352a7b72cfb3224fcb031525b
SHA256

c1f17208c19245c7cd8d1e21316ae83aefc524109ab16eb8044ba930028bd08c
SHA512

b83d03f7c5d5781a1ba3ba3d9cc77c54d0e8f818d41cea1c5c1409019341ee27a45be1b7f78ed80385c3d32dfd895f2c9e25ccc20179632ef37561fb2d47953c
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLaHaMMm2X3dX+sq:V6QFElP6n+gMQMOtEvwDpjyaHaXr+sq

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2812	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2316	2024-10-04_8171103f6e989adab85b26495f64a554_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	2024-10-04_8171103f6e989adab85b26495f64a554_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 2316 wrote to memory of 2812	2316	2024-10-04_8171103f6e989adab85b26495f64a554_cryptolocker.exe	30
PID 2316 wrote to memory of 2812	2316	2024-10-04_8171103f6e989adab85b26495f64a554_cryptolocker.exe	30
PID 2316 wrote to memory of 2812	2316	2024-10-04_8171103f6e989adab85b26495f64a554_cryptolocker.exe	30
PID 2316 wrote to memory of 2812	2316	2024-10-04_8171103f6e989adab85b26495f64a554_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-04_8171103f6e989adab85b26495f64a554_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-04_8171103f6e989adab85b26495f64a554_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- 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:2812

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
48KB

MD5
c83be7e3deda8c174dcb5ddab4521190

SHA1
97d14dc695a7a44680934eee1cdd7cd003918589

SHA256
cdd1d40e4d576c3ce16afc2e7fb784af650b712c32d54344252bdfa1b4de0431

SHA512
0982474d5582742679f55972ef6aee876b77ea65234e706863797ddb94a426be75982e4fae4e8d86d801859922435230c063d39a11845813806ab4a5b2a423bf

Download Submit
memory/2316-1-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2316-8-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2316-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2812-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2812-15-0x0000000000610000-0x0000000000616000-memory.dmp

Filesize
24KB

Download