838f02caae05ccd20dfee217a65c3ab28ce6068107f69d0d609d13e005c2ad61

Analysis

max time kernel
133s
max time network
146s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
11/01/2024, 05:48

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General

Target

2024-01-10_30e550fd687e51bcae0befcd17c9ae26_cryptolocker.exe
Size

48KB
MD5

30e550fd687e51bcae0befcd17c9ae26
SHA1

62f503e9a5c166d9969e06161644c8812a463367
SHA256

838f02caae05ccd20dfee217a65c3ab28ce6068107f69d0d609d13e005c2ad61
SHA512

bfeb17c8147f13345c3495aeb1406fa270349c9099897639630b46b7fd2f5560526ece03e014be306b3eaa907cc761a56c07de4b5f56f24453b8ae99d57bbb84
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vaTjpPB:X6QFElP6n+gJBMOtEvwDpjBtECPB

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2396	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1712	2024-01-10_30e550fd687e51bcae0befcd17c9ae26_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 1712 wrote to memory of 2396	1712	2024-01-10_30e550fd687e51bcae0befcd17c9ae26_cryptolocker.exe	28
PID 1712 wrote to memory of 2396	1712	2024-01-10_30e550fd687e51bcae0befcd17c9ae26_cryptolocker.exe	28
PID 1712 wrote to memory of 2396	1712	2024-01-10_30e550fd687e51bcae0befcd17c9ae26_cryptolocker.exe	28
PID 1712 wrote to memory of 2396	1712	2024-01-10_30e550fd687e51bcae0befcd17c9ae26_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-10_30e550fd687e51bcae0befcd17c9ae26_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-10_30e550fd687e51bcae0befcd17c9ae26_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2396

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
48KB

MD5
875b3b7241a93843efee090f79e67e6f

SHA1
03d3ab5ffe881b2315ed986a23ef969549e97c79

SHA256
c869a989f462ed3a15c1104a8926a4af5595620857b1ed0fe77e3a8c67b6c3b9

SHA512
231a81ca42ee19d3ef3e816df9564d1b49a09b30165765fa49f95c8e07e5b9c46b8d5fd1915015d1d672d2d68dea80084be37b9e4ab06ea5a593109e0dd38a23

Download Submit
memory/1712-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1712-2-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1712-1-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2396-15-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2396-22-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download