6f07b0455ab08f1602ea757b731b7af5ff3b6ddb23561d41b44ae5a36d4b0fc7

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
26/04/2024, 04:12

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General

Target

2024-04-26_eec87765cd6b0e66688f93a62bc9258b_cryptolocker.exe
Size

60KB
MD5

eec87765cd6b0e66688f93a62bc9258b
SHA1

0a801a2ee12a521f75e45cdd94aac1f616484000
SHA256

6f07b0455ab08f1602ea757b731b7af5ff3b6ddb23561d41b44ae5a36d4b0fc7
SHA512

f81caad32bfdcacf6d610587f9bca3616baf0e7569db6e7e8dc5b9911a72fcc8c7a025e97011e39fb8b5cd2ef31c37a8e1faaa36c9278a83d3f7da273268ac71
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJT/EM:ZVxkGOtEvwDpjcOv

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000014825-10.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2512	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
3024	2024-04-26_eec87765cd6b0e66688f93a62bc9258b_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 3024 wrote to memory of 2512	3024	2024-04-26_eec87765cd6b0e66688f93a62bc9258b_cryptolocker.exe	28
PID 3024 wrote to memory of 2512	3024	2024-04-26_eec87765cd6b0e66688f93a62bc9258b_cryptolocker.exe	28
PID 3024 wrote to memory of 2512	3024	2024-04-26_eec87765cd6b0e66688f93a62bc9258b_cryptolocker.exe	28
PID 3024 wrote to memory of 2512	3024	2024-04-26_eec87765cd6b0e66688f93a62bc9258b_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-04-26_eec87765cd6b0e66688f93a62bc9258b_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-26_eec87765cd6b0e66688f93a62bc9258b_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2512

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
60KB

MD5
59ae548886d9fe2b31497390b3915d32

SHA1
2f17238ed1327af9669c3972223603346ab4826a

SHA256
0fd7a77d94eee2f6d43e2847228928723e1618f02972f8369fca5e3deb30f170

SHA512
b05e639cee72ddd531c6a34dce0daae8376b811c529ad340b554fadee078bffc291f6568dd095a78e923778fb6cd61651ba1274e146d37b248c579835ec81e28

Download Submit
memory/2512-15-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2512-22-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3024-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3024-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3024-2-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download