e3bfa9db35975555eb156f330f08522091f4f79c891e3fda7fffab820e68f09f

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
27/08/2023, 16:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b2afd702e179bbcc161c63966b0c901a_cryptolocker_JC.exe
Size

61KB
MD5

b2afd702e179bbcc161c63966b0c901a
SHA1

e45eca3b60a8b2237660e8a035f0535c07515bdd
SHA256

e3bfa9db35975555eb156f330f08522091f4f79c891e3fda7fffab820e68f09f
SHA512

ee235cb89db48a4916e4062d455a363434c3eb8e1e731c2bbdb7a5a8b9479730909252e5e098d5197281a1866b5bd27210927609d2ea93ab611654af548a02fe
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLZ/cMQGqTh:X6a+SOtEvwDpjBrOW

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2816	asih.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1256 wrote to memory of 2816	1256	b2afd702e179bbcc161c63966b0c901a_cryptolocker_JC.exe	82
PID 1256 wrote to memory of 2816	1256	b2afd702e179bbcc161c63966b0c901a_cryptolocker_JC.exe	82
PID 1256 wrote to memory of 2816	1256	b2afd702e179bbcc161c63966b0c901a_cryptolocker_JC.exe	82

C:\Users\Admin\AppData\Local\Temp\b2afd702e179bbcc161c63966b0c901a_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\b2afd702e179bbcc161c63966b0c901a_cryptolocker_JC.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1256
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2816

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

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

Filesize
61KB

MD5
59c2c5b05a84aa35b0d4126a59b660bb

SHA1
506832feba7cdf567c52ef2fb9b77d2f34d24d22

SHA256
4564c648a17d81ccf7485fb449f34a03fe39ba50237d11d44907d1235e7b90f3

SHA512
8dbb0ed1974ab78b04c6a4889e1c084581f926ef013f54c4bda74c2a41bb126c45003e3ff38d6f29d04953e3f18f5bb0adbfeab046eb725187b47fb304ae0568

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

Filesize
61KB

MD5
59c2c5b05a84aa35b0d4126a59b660bb

SHA1
506832feba7cdf567c52ef2fb9b77d2f34d24d22

SHA256
4564c648a17d81ccf7485fb449f34a03fe39ba50237d11d44907d1235e7b90f3

SHA512
8dbb0ed1974ab78b04c6a4889e1c084581f926ef013f54c4bda74c2a41bb126c45003e3ff38d6f29d04953e3f18f5bb0adbfeab046eb725187b47fb304ae0568

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

Filesize
61KB

MD5
59c2c5b05a84aa35b0d4126a59b660bb

SHA1
506832feba7cdf567c52ef2fb9b77d2f34d24d22

SHA256
4564c648a17d81ccf7485fb449f34a03fe39ba50237d11d44907d1235e7b90f3

SHA512
8dbb0ed1974ab78b04c6a4889e1c084581f926ef013f54c4bda74c2a41bb126c45003e3ff38d6f29d04953e3f18f5bb0adbfeab046eb725187b47fb304ae0568

Download Submit
memory/1256-0-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/1256-1-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/1256-2-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/2816-18-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2816-17-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download