449c4c6bc033064687d3bc459f490ddcfea90e182403e7efabf28bd255c4c40f

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
11/01/2024, 05:55

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General

Target

2024-01-10_abd726cc29ca039c001194d14495d1d1_cryptolocker.exe
Size

45KB
MD5

abd726cc29ca039c001194d14495d1d1
SHA1

7cf2924d74468b69010bc6223c69f4a02de2b31b
SHA256

449c4c6bc033064687d3bc459f490ddcfea90e182403e7efabf28bd255c4c40f
SHA512

d1d2f1dae27ae3157ee420deecfa90a47945f91f183ff7b4b4841a70fcb6a179a08b081405ac79cb2611ff927886ed5cf7f7e0407c6066d59d3d061b5f9e5992
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5z/hQf:bgGYcA/53GAA6y37nbo

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2320	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2324	2024-01-10_abd726cc29ca039c001194d14495d1d1_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 2324 wrote to memory of 2320	2324	2024-01-10_abd726cc29ca039c001194d14495d1d1_cryptolocker.exe	23
PID 2324 wrote to memory of 2320	2324	2024-01-10_abd726cc29ca039c001194d14495d1d1_cryptolocker.exe	23
PID 2324 wrote to memory of 2320	2324	2024-01-10_abd726cc29ca039c001194d14495d1d1_cryptolocker.exe	23
PID 2324 wrote to memory of 2320	2324	2024-01-10_abd726cc29ca039c001194d14495d1d1_cryptolocker.exe	23

C:\Users\Admin\AppData\Local\Temp\2024-01-10_abd726cc29ca039c001194d14495d1d1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-10_abd726cc29ca039c001194d14495d1d1_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2320

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\hasfj.exe

Filesize
45KB

MD5
9525122100f99bcd9acc35aae9a9c123

SHA1
41b180fb25489e9b86a1671c5bbaf9dd561ae55f

SHA256
0d788f1ae22ff46bf41b8c7e31bf419d4beadef56c04897ae948fab0a17fce53

SHA512
78a642f0344a1a09b2c336ad07934d2743b90fe8c7a45ee8a0dc7faa1e3a8ac2eed0c80771493d948a9abe8591a583b44c8f45a29c36cf2bb84f3f175c701fff

Download Submit
memory/2320-16-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2320-15-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2324-0-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2324-1-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2324-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download