5935b3dfca115502d40c54cf412cf27dcd1b77df2e6cb5039666b6cdab1ff780

Analysis

max time kernel
147s
max time network
149s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12/01/2024, 06:08

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General

Target

2024-01-11_fa29070621b1f433db0dd418d965384c_cryptolocker.exe
Size

44KB
MD5

fa29070621b1f433db0dd418d965384c
SHA1

663b8af6a11a3d9782406b98876b8f6f101aaf3c
SHA256

5935b3dfca115502d40c54cf412cf27dcd1b77df2e6cb5039666b6cdab1ff780
SHA512

0a5c1f80c1c3373289177a2c40197a197e7b5277f729678835b349dfcef64cfee3d5f72e1cf2bfee92c433c86c760ffb14fb06b3b65806d83d839e7954996cc8
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaaEqbIu556NPG:X6QFElP6n+gJQMOtEvwDpjB0GIWMPG

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2932	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1812	2024-01-11_fa29070621b1f433db0dd418d965384c_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 1812 wrote to memory of 2932	1812	2024-01-11_fa29070621b1f433db0dd418d965384c_cryptolocker.exe	16
PID 1812 wrote to memory of 2932	1812	2024-01-11_fa29070621b1f433db0dd418d965384c_cryptolocker.exe	16
PID 1812 wrote to memory of 2932	1812	2024-01-11_fa29070621b1f433db0dd418d965384c_cryptolocker.exe	16
PID 1812 wrote to memory of 2932	1812	2024-01-11_fa29070621b1f433db0dd418d965384c_cryptolocker.exe	16

C:\Users\Admin\AppData\Local\Temp\2024-01-11_fa29070621b1f433db0dd418d965384c_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-11_fa29070621b1f433db0dd418d965384c_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2932

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
45KB

MD5
34a5e4c3d2bca02747e5b878ffaf5571

SHA1
f60b7079b254953196bb3c8a9c4b5b3f3fbb28f7

SHA256
1f2b5197703dbfc828a7d20777d4eed5b35f0d4d61db4287e3bb1fd85b11cf4b

SHA512
43900e336dc4278a737f74ef3aa8a2d8779ae68df08575c9abda6199e022698b6caa2c0ae13bbefdbf19e7578827733528ecf1387fc99696690ad382031ea77e

Download Submit
memory/1812-8-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1812-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1812-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2932-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2932-15-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download