aabe306492500259607ed44009bc330e9ad55851ed8b4d8f73a22a476f29974d

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10-03-2024 09:33

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General

Target

2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_cryptolocker.exe
Size

37KB
MD5

48644209a6b1eca2cfdfce4f6b227e0f
SHA1

5b69d32ee0b1f13d104820bc389d41875ffac1f6
SHA256

aabe306492500259607ed44009bc330e9ad55851ed8b4d8f73a22a476f29974d
SHA512

0f22af2be062a80e801ca609b1701aca0132e1017c4f973428315bc78ee8111e8947d62d051f32de53bdb5b6a100eb7fe2ce51ae407d0dbe2bbbcb56b1d1c2dd
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLen7CDd:ZzFbxmLPWQMOtEvwDpjLeW5

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000012240-11.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2052	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2184	2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_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 2184 wrote to memory of 2052	2184	2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_cryptolocker.exe	28
PID 2184 wrote to memory of 2052	2184	2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_cryptolocker.exe	28
PID 2184 wrote to memory of 2052	2184	2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_cryptolocker.exe	28
PID 2184 wrote to memory of 2052	2184	2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-10_48644209a6b1eca2cfdfce4f6b227e0f_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2052

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
37KB

MD5
113171fcdd904bf8d7b60c79873c63b3

SHA1
f4b9cfd818d3ebb84a44309534ea925cc467bd85

SHA256
b661150ee3ac2e2ca2db7841cdbe3562aa9edfdd83d2cf596b311b54099f2ecd

SHA512
59af0c53c8a3d70a79bfe0182e645dc047c6b9a62583d0e6cefb532bdba2abd59c41d923ffdf6552beec8ca1d75de7904b86c0f73feea3a03f40d455452eed97

Download Submit
memory/2052-16-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2184-1-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2184-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2184-2-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2184-3-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download