d456ac5d61224ec7b6bfbee76612338af7ae0f7f91a131370ce0fde06be5f0fc

Analysis

max time kernel
0s
max time network
152s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
09/01/2024, 06:37

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General

Target

2024-01-08_19df4e3828fffb4c996461e593d558dd_cryptolocker.exe
Size

44KB
MD5

19df4e3828fffb4c996461e593d558dd
SHA1

5e8b1b57cc4a3305629c2ee7b6386c520996e593
SHA256

d456ac5d61224ec7b6bfbee76612338af7ae0f7f91a131370ce0fde06be5f0fc
SHA512

911c130f082f7bdd7bac9bc5892d9135e81d6d6fcf7557cf3a8ebf4c71a5b655163a9292cb749bb8b84ed367034ff65b6be0bd6200add0e7222645b38576b436
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5z/hT:bgGYcA/53GAA6y37nbT

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2856	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2980	2024-01-08_19df4e3828fffb4c996461e593d558dd_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 2980 wrote to memory of 2856	2980	2024-01-08_19df4e3828fffb4c996461e593d558dd_cryptolocker.exe	17
PID 2980 wrote to memory of 2856	2980	2024-01-08_19df4e3828fffb4c996461e593d558dd_cryptolocker.exe	17
PID 2980 wrote to memory of 2856	2980	2024-01-08_19df4e3828fffb4c996461e593d558dd_cryptolocker.exe	17
PID 2980 wrote to memory of 2856	2980	2024-01-08_19df4e3828fffb4c996461e593d558dd_cryptolocker.exe	17

C:\Users\Admin\AppData\Local\Temp\2024-01-08_19df4e3828fffb4c996461e593d558dd_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-08_19df4e3828fffb4c996461e593d558dd_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2856

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
44KB

MD5
5239a696961702f4460fbccd75f66a5d

SHA1
5288da0882ef51f62d867e2679ab5e98c27979b6

SHA256
a022416bb9a44daef09729deef9264027358faf201f1786cf982aed9389fcecb

SHA512
57309642ca9fa73e29aa77a7bedd1f809d8bf0d7c2d472d4399978a3fab7502be70d64f418e3c6d1f06f0c939bf84a1a92e173162aede67227678b629a57a8df

Download Submit
memory/2856-22-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2856-15-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2980-1-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/2980-8-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2980-0-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download