5b4a2252af6749ffdc861f616b52bc66be743e180ee585a9fdba1e49126c9ce0

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
09/01/2024, 06:37

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General

Target

2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_cryptolocker.exe
Size

46KB
MD5

19f7dbae58dc7a0321707dd7ecaf276e
SHA1

4e6628c6940181009d3e9b7844533bc3cdcd7560
SHA256

5b4a2252af6749ffdc861f616b52bc66be743e180ee585a9fdba1e49126c9ce0
SHA512

c6ba7da8d711a385a931b58fc394908e0db70b4a24f62dd0cd15446a2a26fd611fb8c66211a52ab2b40ad65f0d3c8ba7b31d189b8105a71740fc896354ee8951
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3wwss:X6QFElP6n+gJQMOtEvwDpjBE

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2276	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2536	2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_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 2536 wrote to memory of 2276	2536	2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_cryptolocker.exe	16
PID 2536 wrote to memory of 2276	2536	2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_cryptolocker.exe	16
PID 2536 wrote to memory of 2276	2536	2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_cryptolocker.exe	16
PID 2536 wrote to memory of 2276	2536	2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_cryptolocker.exe	16

C:\Users\Admin\AppData\Local\Temp\2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-08_19f7dbae58dc7a0321707dd7ecaf276e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2276

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

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

Filesize
46KB

MD5
37701bfb90166150f0ebc1c94e46a9b3

SHA1
b2c442878bff4872ec99eaf256cb981f9313f971

SHA256
12993cb533568b6ee868d374f76468e7f4510114870ed74114907b0633db8e61

SHA512
e101c76eab37d65252c92bae660d005f92241feb0f75981663118e83dc4579cc2f42eb1e0102b43c4ff5ce0fb73baa38f0522d984b1cdb739119421dd662d744

Download Submit
memory/2276-18-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2276-15-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2536-0-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2536-2-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2536-1-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download