a7554f03f5c2b2274d17b9ea3911512b7d00861915b341e7120c8706fd6b43dc

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
14-10-2024 04:53

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General

Target

2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_cryptolocker.exe
Size

45KB
MD5

9c76c702aa6e7a331fbc6d5eebd51426
SHA1

adfa28a07234fba5c1a793690aefae1ed1149efd
SHA256

a7554f03f5c2b2274d17b9ea3911512b7d00861915b341e7120c8706fd6b43dc
SHA512

75756cd60cd894f58b81cc044f4c1aafca958eed67d5957561d6f6b9135cd649c6724971a72855c13c1acb0aae38caccca43a173b16b6364d11b0a9119fc1e6f
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaac4HK/wSvuQTCyD/95WQAz:X6QFElP6n+gJQMOtEvwDpjBsYK/fbDFe

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2776	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1760	2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_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	2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_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 1760 wrote to memory of 2776	1760	2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_cryptolocker.exe	30
PID 1760 wrote to memory of 2776	1760	2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_cryptolocker.exe	30
PID 1760 wrote to memory of 2776	1760	2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_cryptolocker.exe	30
PID 1760 wrote to memory of 2776	1760	2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-14_9c76c702aa6e7a331fbc6d5eebd51426_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1760
- 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:2776

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
45KB

MD5
604c5f8ec9470c8cffbf817b7f0b09bc

SHA1
717e5abac27d4d5a5fcee6e624523e16663a74b3

SHA256
1c6a7611a4bc4a21a4a82fd3063fb8af4cb76b2803805d620eae54dcf9bcd505

SHA512
e2cf9c084d9f386b0813c60d32073c90de5ebd1bc2eff0364f0a69046563768aa618b644f996a5488d6aaeb5e967f69eba236615b1da18a8a0392c76874d66fb

Download Submit
memory/1760-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1760-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1760-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2776-15-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2776-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download