e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22/05/2024, 09:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe
Size

92KB
MD5

ae715d250c02a3a18b01540c90b1b557
SHA1

11f6b25c47750efa70aaa3fc42c386d402f8b0d1
SHA256

e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2
SHA512

2c0f5debee3f4f5c2932cca4dd78f53dbdcb132f9c60ff5d6ebbfcb4fdb1bd64db0b0895cbe997b896635d319c474cf271671d0987c5c547097c8b4cc191adcb
SSDEEP

1536:vj+jsMQMOtEvwDpj5H8u8rBN6nqEZNi1OkQNpZYrsN:vCjsIOtEvwDpj5H8zPszN

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000d00000001340c-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000d00000001340c-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2560	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1936	e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.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 1936 wrote to memory of 2560	1936	e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe	28
PID 1936 wrote to memory of 2560	1936	e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe	28
PID 1936 wrote to memory of 2560	1936	e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe	28
PID 1936 wrote to memory of 2560	1936	e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe	28

C:\Users\Admin\AppData\Local\Temp\e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe
"C:\Users\Admin\AppData\Local\Temp\e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2560

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
93KB

MD5
d6b0e6ebda15c5ce826685e7a399291e

SHA1
35d876d599cba46e294d11d597676b8738380083

SHA256
362727f6f0fb1f88312b6121a0e898ab97800d2bc69dcf8c45e1f5ed0a6ebca6

SHA512
abf9db7347ac6e0b261bc0ed1ceb69c2f50678d7591e600c7c4e2ddce3f508681e412022f33149d5b71226caa9c8f1439bf30c5d9f1ba33b7941936f5a77efc0

Download Submit
memory/1936-0-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1936-1-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/1936-8-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2560-15-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2560-21-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download