d73641c6fdc0687155ea63878a2b3bccbf34487f6a18b12d020f120c294967f6

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
18-08-2023 15:31

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General

Target

318312251b0b5e0e5ce7ac7521bbe201_cryptolocker_JC.exe
Size

45KB
MD5

318312251b0b5e0e5ce7ac7521bbe201
SHA1

c02b3730e1e58d9c920babb6e697faf5cd9816c6
SHA256

d73641c6fdc0687155ea63878a2b3bccbf34487f6a18b12d020f120c294967f6
SHA512

95b25b511d4c4fa90861a0cd273fc19598b9560913e2f49a7b0a68ca466f246a8767f3965045a1476e4c4c0f1ccbccaabc117fb699a65afda925fc3736762502
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLa5VccPgZ2Tj71:V6QFElP6n+gMQMOtEvwDpjyaLccvR

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2528	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2680	318312251b0b5e0e5ce7ac7521bbe201_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 2680 wrote to memory of 2528	2680	318312251b0b5e0e5ce7ac7521bbe201_cryptolocker_JC.exe	28
PID 2680 wrote to memory of 2528	2680	318312251b0b5e0e5ce7ac7521bbe201_cryptolocker_JC.exe	28
PID 2680 wrote to memory of 2528	2680	318312251b0b5e0e5ce7ac7521bbe201_cryptolocker_JC.exe	28
PID 2680 wrote to memory of 2528	2680	318312251b0b5e0e5ce7ac7521bbe201_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\318312251b0b5e0e5ce7ac7521bbe201_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\318312251b0b5e0e5ce7ac7521bbe201_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2528

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
45KB

MD5
79c5c9874920d113003098336696e45a

SHA1
b1f1caa09129e70547208672c3c95eab0bbd16da

SHA256
1cae5742e9d712053574c36592b25941e6f881f4e2f5d1da511406308dae56ad

SHA512
e07a07b46157f2f71b0fe53ca8c7b80834afaeb53d7adc5510496fadc6410fb8137538663ab816e7e325c94883b4777bc31b17ed746af2055b13de5cfb81d6f0

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

Filesize
45KB

MD5
79c5c9874920d113003098336696e45a

SHA1
b1f1caa09129e70547208672c3c95eab0bbd16da

SHA256
1cae5742e9d712053574c36592b25941e6f881f4e2f5d1da511406308dae56ad

SHA512
e07a07b46157f2f71b0fe53ca8c7b80834afaeb53d7adc5510496fadc6410fb8137538663ab816e7e325c94883b4777bc31b17ed746af2055b13de5cfb81d6f0

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

Filesize
45KB

MD5
79c5c9874920d113003098336696e45a

SHA1
b1f1caa09129e70547208672c3c95eab0bbd16da

SHA256
1cae5742e9d712053574c36592b25941e6f881f4e2f5d1da511406308dae56ad

SHA512
e07a07b46157f2f71b0fe53ca8c7b80834afaeb53d7adc5510496fadc6410fb8137538663ab816e7e325c94883b4777bc31b17ed746af2055b13de5cfb81d6f0

Download Submit
memory/2528-69-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2528-68-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2680-53-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2680-55-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2680-54-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download