0e8c51e0b0c476c7cffba46874fc667f1fc2abc18cfdd4bb49d7aec85fa6e7c5

Analysis

max time kernel
151s
max time network
155s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/04/2024, 17:07

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General

Target

202404143c931de139f47639707a91e7e0682d56cryptolocker.exe
Size

69KB
MD5

3c931de139f47639707a91e7e0682d56
SHA1

d130f833dd4141c5d8bc1a0ec452b98feb60c5e8
SHA256

0e8c51e0b0c476c7cffba46874fc667f1fc2abc18cfdd4bb49d7aec85fa6e7c5
SHA512

b3bcccb987673395005816208c6dc2e6d7e5e312c4061f4235fb4f6725f55d5e55cfe58f41f385f04f53278fbcbcbacf97efeb4e2b61d24b6295ff8a5be745da
SSDEEP

1536:Dk/xY0sllyGQMOtEvwDpjwycDtKkQZQRKb61vSbgZ3QzNKU50Y:DW60sllyWOtEvwDpjwF857

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3012	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1392	202404143c931de139f47639707a91e7e0682d56cryptolocker.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 1392 wrote to memory of 3012	1392	202404143c931de139f47639707a91e7e0682d56cryptolocker.exe	28
PID 1392 wrote to memory of 3012	1392	202404143c931de139f47639707a91e7e0682d56cryptolocker.exe	28
PID 1392 wrote to memory of 3012	1392	202404143c931de139f47639707a91e7e0682d56cryptolocker.exe	28
PID 1392 wrote to memory of 3012	1392	202404143c931de139f47639707a91e7e0682d56cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\202404143c931de139f47639707a91e7e0682d56cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\202404143c931de139f47639707a91e7e0682d56cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1392
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:3012

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
69KB

MD5
bdac14ce34d68dc9f7aea50730e92f6a

SHA1
4c4d0979970eaa7b624df6b24b4fd9f6ef0d9536

SHA256
f9c70936f30cb50e72e1a86cdd42cb577639c08a4c58986eddb420d7fe872287

SHA512
eccc734b0be7cebd0590e51342cd4cc5deb90045a5822c4a93b4eb9dbc3eb8afeaa4c9ca94aaa75fb587cf2f4eec38edf05d4e7c263b1d053f61d94eeb1660c0

Download Submit
memory/1392-1-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1392-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1392-3-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/1392-2-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1392-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1392-13-0x0000000002480000-0x000000000248B000-memory.dmp

Filesize
44KB

Download
memory/3012-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/3012-19-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/3012-20-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download