8ccbf1d23f623bf98616bfa252138d572dfa2eab0cdcae8f651578be3e735d8a

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
31/10/2023, 23:03

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General

Target

NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.exe
Size

88KB
MD5

f45cd5071ef5d90b72e8a5cfa793d49b
SHA1

8ef225a043cb93677d5191f1860e3378e275aaed
SHA256

8ccbf1d23f623bf98616bfa252138d572dfa2eab0cdcae8f651578be3e735d8a
SHA512

0c65e10d8d30f2bfa5c22c5befa6ebd4805e7ee0796018a97d639e0a73338ca4767aa2006113ed6fd50bc9dcc6ba01ca819329fdff634ef00c36b5bf14d94f7b
SSDEEP

1536:V6QFElP6n+gMQMOtEvwDpjQGYQbNcqamvWHShl/3k:V6a+pOtEvwDpjtW

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2412	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
3068	NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.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 3068 wrote to memory of 2412	3068	NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.exe	28
PID 3068 wrote to memory of 2412	3068	NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.exe	28
PID 3068 wrote to memory of 2412	3068	NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.exe	28
PID 3068 wrote to memory of 2412	3068	NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.2023-09-08_f45cd5071ef5d90b72e8a5cfa793d49b_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2412

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\asih.exe

Filesize
89KB

MD5
887caa8f3b0ccb54820538367ab0efb4

SHA1
6e941264d5baee624db534b4e4999c7b55cf71e4

SHA256
cea30f74d746475f1f0daa243626dc83aa77cbde8b0ce1d939751ee35a2b6e64

SHA512
18a1ef751615bc6ba30ee19a246a12b69ae73bf5fa57d9d55f7e4d48042b92bbfad7816a826244b54209c71407b6cc609efab3bfb3f253116f4ec95c91b25829

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
89KB

MD5
887caa8f3b0ccb54820538367ab0efb4

SHA1
6e941264d5baee624db534b4e4999c7b55cf71e4

SHA256
cea30f74d746475f1f0daa243626dc83aa77cbde8b0ce1d939751ee35a2b6e64

SHA512
18a1ef751615bc6ba30ee19a246a12b69ae73bf5fa57d9d55f7e4d48042b92bbfad7816a826244b54209c71407b6cc609efab3bfb3f253116f4ec95c91b25829

Download Submit
\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
89KB

MD5
887caa8f3b0ccb54820538367ab0efb4

SHA1
6e941264d5baee624db534b4e4999c7b55cf71e4

SHA256
cea30f74d746475f1f0daa243626dc83aa77cbde8b0ce1d939751ee35a2b6e64

SHA512
18a1ef751615bc6ba30ee19a246a12b69ae73bf5fa57d9d55f7e4d48042b92bbfad7816a826244b54209c71407b6cc609efab3bfb3f253116f4ec95c91b25829

Download Submit
memory/2412-15-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2412-16-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/3068-0-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/3068-2-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/3068-1-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download