226f2891caa98f339ecf60a074f0a785ae2a53b76b941790f6a64192f2fdb0d7

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
20/08/2023, 16:31

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General

Target

5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.exe
Size

48KB
MD5

5b22da2ac0f4ba07b8a07861ddcd8768
SHA1

4404ce6a2c3d947d2463b3aed90635387b7aa905
SHA256

226f2891caa98f339ecf60a074f0a785ae2a53b76b941790f6a64192f2fdb0d7
SHA512

67c521613e11d00ff888bde61a8efda99facbd95d72c8e79434c245d3324c138177cfc9d4c1c8074e9b14a251b1569b05bf2deeb6d7c629b3bdf91b4299f444f
SSDEEP

1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6LvU:BbdDmjr+OtEvwDpjM0

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2376	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
824	5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.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 824 wrote to memory of 2376	824	5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.exe	28
PID 824 wrote to memory of 2376	824	5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.exe	28
PID 824 wrote to memory of 2376	824	5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.exe	28
PID 824 wrote to memory of 2376	824	5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\5b22da2ac0f4ba07b8a07861ddcd8768_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:824
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2376

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
48KB

MD5
931a8f1e970eed723ab7747eaf47a7c9

SHA1
2a6afdfab943962d1e837d1fd4a89564015b19f6

SHA256
6888815ae8cac0bad147e74162ea205ff993a8937d9ad2a6d5c1e16acf8952d1

SHA512
2073fbcfb122d00dcf8ef4694961b832a5a31f8073e219983070c68ac76764a8c78180b9e7913a893cdcffdf97075848027334db00baf60ffc55a1f2a8966d74

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

Filesize
48KB

MD5
931a8f1e970eed723ab7747eaf47a7c9

SHA1
2a6afdfab943962d1e837d1fd4a89564015b19f6

SHA256
6888815ae8cac0bad147e74162ea205ff993a8937d9ad2a6d5c1e16acf8952d1

SHA512
2073fbcfb122d00dcf8ef4694961b832a5a31f8073e219983070c68ac76764a8c78180b9e7913a893cdcffdf97075848027334db00baf60ffc55a1f2a8966d74

Download Submit
\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
48KB

MD5
931a8f1e970eed723ab7747eaf47a7c9

SHA1
2a6afdfab943962d1e837d1fd4a89564015b19f6

SHA256
6888815ae8cac0bad147e74162ea205ff993a8937d9ad2a6d5c1e16acf8952d1

SHA512
2073fbcfb122d00dcf8ef4694961b832a5a31f8073e219983070c68ac76764a8c78180b9e7913a893cdcffdf97075848027334db00baf60ffc55a1f2a8966d74

Download Submit
memory/824-68-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/824-57-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/824-70-0x0000000001DB0000-0x0000000001DC0000-memory.dmp

Filesize
64KB

Download
memory/824-54-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/824-56-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/824-55-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/824-80-0x0000000001DB0000-0x0000000001DC0000-memory.dmp

Filesize
64KB

Download
memory/2376-72-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2376-73-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2376-81-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download