6220f68ee99b3a55eabde41d1fac1adc4053b3bbb904fe1a69f3cf89b679bd0c

Analysis

max time kernel
149s
max time network
156s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19/05/2024, 20:06

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General

Target

2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.exe
Size

390KB
MD5

d02c1cca41d25efe80a34ad8a4212289
SHA1

184261f99171d333a45f25132dec1fb58c0f0485
SHA256

6220f68ee99b3a55eabde41d1fac1adc4053b3bbb904fe1a69f3cf89b679bd0c
SHA512

0ce5ff8aa4d89815b9f3ce5b70bc8e722da683d41fdd431de30941905b56b9aadea2ea6311ebca0fe375a58148a170f6f9f980f2b28c82376855a32a9bbb9660
SSDEEP

6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXY:nnOflT/ZFIjBz3xjTxynGUOUhXY

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000d000000014909-10.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2884	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2212	2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.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 2212 wrote to memory of 2884	2212	2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.exe	28
PID 2212 wrote to memory of 2884	2212	2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.exe	28
PID 2212 wrote to memory of 2884	2212	2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.exe	28
PID 2212 wrote to memory of 2884	2212	2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-19_d02c1cca41d25efe80a34ad8a4212289_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2884

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

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

Filesize
391KB

MD5
1adc10b797371688df34befa4984319b

SHA1
5c17d74b1aca6160e3677efe0ff5f399709ff61d

SHA256
b478425bffe5b85763f0849afdad8ffbdff0809868a80d9766fbaa5537f9795a

SHA512
e5b4b7cdb4c9bc2bc71e4bbbbae2d81e6d9e19f5464b08be0cb1237e6d388e2d8c67ff7e095d81dbdd1c51a08963f331bc03998963bf036612f02c5c7d6772c6

Download Submit
memory/2212-0-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2212-1-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2212-8-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2884-15-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2884-22-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download