4241198b4fc5d522eb8f3efeb9dd189733720761635dabc3de92d74d33906521

Analysis

max time kernel
150s
max time network
142s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 06:01

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General

Target

2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe
Size

45KB
MD5

ce6db0815ac7d768a3c6ff40e9f0ccba
SHA1

cb404584f6b6601fb73e26131ee0e9d13b65e5cb
SHA256

4241198b4fc5d522eb8f3efeb9dd189733720761635dabc3de92d74d33906521
SHA512

94718c3087a20874225dbf46b5a7c2c65cb322f68cad87d97c48d2f0a5c6ef6a7319720f9899a489e32dcd7a6ad01336938e2696a639f250e524ba85c4ae2160
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaaEqbIu55Sw:X6QFElP6n+gJQMOtEvwDpjB0GIWSw

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2908	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2972	2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2908	2972	2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe	28
PID 2972 wrote to memory of 2908	2972	2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe	28
PID 2972 wrote to memory of 2908	2972	2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe	28
PID 2972 wrote to memory of 2908	2972	2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-09_ce6db0815ac7d768a3c6ff40e9f0ccba_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
765a4b93ef3fd0947d9838c981c66e9d

SHA1
d66d85bea281b75e9157e9add3194fe2f93f4cd6

SHA256
86a2c4e840daac60a50e8710e8692e18bb897eb5a5935dbe3ec899fa812d7503

SHA512
08eb0d2f0d1f9f225538774635c60878873fd7537f38a89ce9b94f63d8acdde7dc51c4f476b2aca80ef8f2a104dfa42eb6aca93ce8688d7fc44e242c4b3de6d5

Download Submit
memory/2908-15-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2908-17-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2972-0-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2972-1-0x0000000001CD0000-0x0000000001CD6000-memory.dmp

Filesize
24KB

Download
memory/2972-8-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download