22e08c009776bd4bf1904cc11324fda25fadf2dd0491907eae5963f6df52b15c

Analysis

max time kernel
134s
max time network
144s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
05/08/2023, 20:13

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General

Target

791b2fa88bbba4923c2d6705ea5f7dd5_cryptolocker_JC.exe
Size

55KB
MD5

791b2fa88bbba4923c2d6705ea5f7dd5
SHA1

530402bf97761037b81cba81252cd306ec8f1318
SHA256

22e08c009776bd4bf1904cc11324fda25fadf2dd0491907eae5963f6df52b15c
SHA512

4030be65b5214b4197231fb9459b4c4b9866dc0c827b97a0629ee3e02244078c703a69fa82543287a7ee213466ed587b40254ca6937990669e0e4251756fd95f
SSDEEP

1536:V6QFElP6n+gMQMOtEvwDpjyaLccCKdulcgO9uV68:V6a+pOtEvwDpjv9C

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2484	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2580	791b2fa88bbba4923c2d6705ea5f7dd5_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 2580 wrote to memory of 2484	2580	791b2fa88bbba4923c2d6705ea5f7dd5_cryptolocker_JC.exe	28
PID 2580 wrote to memory of 2484	2580	791b2fa88bbba4923c2d6705ea5f7dd5_cryptolocker_JC.exe	28
PID 2580 wrote to memory of 2484	2580	791b2fa88bbba4923c2d6705ea5f7dd5_cryptolocker_JC.exe	28
PID 2580 wrote to memory of 2484	2580	791b2fa88bbba4923c2d6705ea5f7dd5_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\791b2fa88bbba4923c2d6705ea5f7dd5_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\791b2fa88bbba4923c2d6705ea5f7dd5_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2484

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
55KB

MD5
40999e243b7af88659ccb3b3f986f6dd

SHA1
a9ac3492fc478fa5e245962215302884a3a8fd76

SHA256
c7769348063017dca95176ddc4961e366c24af2b323b5aa7b8a16b616990076e

SHA512
2b79923a3b756762279c90abbf6a38be2bb2bd76a6bf0661fbc932321ef0a1355afd5e36e3706b22e12cc521eea51dc372ef26db82f1c75c6447ce3b8069364a

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

Filesize
55KB

MD5
40999e243b7af88659ccb3b3f986f6dd

SHA1
a9ac3492fc478fa5e245962215302884a3a8fd76

SHA256
c7769348063017dca95176ddc4961e366c24af2b323b5aa7b8a16b616990076e

SHA512
2b79923a3b756762279c90abbf6a38be2bb2bd76a6bf0661fbc932321ef0a1355afd5e36e3706b22e12cc521eea51dc372ef26db82f1c75c6447ce3b8069364a

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

Filesize
55KB

MD5
40999e243b7af88659ccb3b3f986f6dd

SHA1
a9ac3492fc478fa5e245962215302884a3a8fd76

SHA256
c7769348063017dca95176ddc4961e366c24af2b323b5aa7b8a16b616990076e

SHA512
2b79923a3b756762279c90abbf6a38be2bb2bd76a6bf0661fbc932321ef0a1355afd5e36e3706b22e12cc521eea51dc372ef26db82f1c75c6447ce3b8069364a

Download Submit
memory/2484-69-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2580-54-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2580-55-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2580-56-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download