aa1aed60565659c04fa4b04c3019af7f3e7e7e894dbb1cdc51de8577b424b8de

Analysis

max time kernel
150s
max time network
162s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
05/01/2024, 05:50

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General

Target

2024-01-01_c208962bda71c15eddeb577746346d3f_cryptolocker.exe
Size

58KB
MD5

c208962bda71c15eddeb577746346d3f
SHA1

040f00b536e78a597f9a6af61d83714d6ad755e4
SHA256

aa1aed60565659c04fa4b04c3019af7f3e7e7e894dbb1cdc51de8577b424b8de
SHA512

8b74721429b4d8043660dd3bd468bb4a57771c80ab451c0c9f8470aa9296c08a9cc1ade6fd7fd6c38bf84603c7eb2f8607bbb41cf147b962456f6e3acae96334
SSDEEP

1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMT7P:TCjsIOtEvwDpj5HE/OUHnSMo

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2552	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1640	2024-01-01_c208962bda71c15eddeb577746346d3f_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 1640 wrote to memory of 2552	1640	2024-01-01_c208962bda71c15eddeb577746346d3f_cryptolocker.exe	28
PID 1640 wrote to memory of 2552	1640	2024-01-01_c208962bda71c15eddeb577746346d3f_cryptolocker.exe	28
PID 1640 wrote to memory of 2552	1640	2024-01-01_c208962bda71c15eddeb577746346d3f_cryptolocker.exe	28
PID 1640 wrote to memory of 2552	1640	2024-01-01_c208962bda71c15eddeb577746346d3f_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-01_c208962bda71c15eddeb577746346d3f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-01_c208962bda71c15eddeb577746346d3f_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2552

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\misid.exe

Filesize
58KB

MD5
a678d617ac7cfa937faf78e73859e74a

SHA1
ee57264b5696a75afdc54e133aa865f053a3b643

SHA256
d54b2a3bd8d147a3533ef3b20645147d4c1ba4cfede6196c5c555a98a7e64e8a

SHA512
b18c555358c996176deca251ed73e5eeecf7982c9decfcc2dff69a42bb302a777b4345745b2a176a92a435cb58e196009257a5e78c118c6d10828e591fbfb40d

Download Submit
memory/1640-0-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/1640-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1640-2-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/1640-3-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1640-15-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2552-16-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2552-18-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2552-19-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2552-26-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download