21c265146c6702b6b3ad39fdfbef3fd086cec84d16e4ea8e47a03c17dff937b8

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 15:27

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General

Target

2024-06-27_91d9a61da9c74832f1fda0d923eda472_cryptolocker.exe
Size

47KB
MD5

91d9a61da9c74832f1fda0d923eda472
SHA1

a0080f131506295c5dc261a75524da15b4abd00a
SHA256

21c265146c6702b6b3ad39fdfbef3fd086cec84d16e4ea8e47a03c17dff937b8
SHA512

b88192a581688e92f4454e79cf46a1e4e374bcea1313a038e4c322005ed5399622394d4ef4e93a11ad296975c85ea75245021899eebae9025db2fe7e06f4adec
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPlAs:P6QFElP6k+MRQMOtEvwDpjBQpVX8As

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2992	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1876	2024-06-27_91d9a61da9c74832f1fda0d923eda472_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 1876 wrote to memory of 2992	1876	2024-06-27_91d9a61da9c74832f1fda0d923eda472_cryptolocker.exe	28
PID 1876 wrote to memory of 2992	1876	2024-06-27_91d9a61da9c74832f1fda0d923eda472_cryptolocker.exe	28
PID 1876 wrote to memory of 2992	1876	2024-06-27_91d9a61da9c74832f1fda0d923eda472_cryptolocker.exe	28
PID 1876 wrote to memory of 2992	1876	2024-06-27_91d9a61da9c74832f1fda0d923eda472_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-27_91d9a61da9c74832f1fda0d923eda472_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-27_91d9a61da9c74832f1fda0d923eda472_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2992

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
47KB

MD5
351fc88cb5fb69e45d1c852cd0170088

SHA1
d57d49f7812676442dbf0fa1c49e9998d18daa3c

SHA256
922805496ece77d02ed8f82e67a3168a20db629ec4fda18bd27b5edd70a346fb

SHA512
f571b4677ad10a8418dd8e05d7ef645d74c475cdf6c4c3caba88e48e7a240f234b0e253f2988ed5a92bc57bcd725b6c32dddbd37dd2dbfaec907fe50646feee0

Download Submit
memory/1876-0-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1876-1-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/1876-9-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1876-8-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1876-13-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/2992-17-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2992-24-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2992-25-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download