0e5e396a22957914a48dbbea24dd8d87e339d28a24f544fe87953ead21aa8218

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
23/08/2023, 16:22

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General

Target

77c1de68df7f5cc99be1ca491d99fa71_cryptolocker_JC.exe
Size

61KB
MD5

77c1de68df7f5cc99be1ca491d99fa71
SHA1

43c629eb69393380d5964be030ca536e0c412331
SHA256

0e5e396a22957914a48dbbea24dd8d87e339d28a24f544fe87953ead21aa8218
SHA512

25aa6bd45d7aa503be9e2048e06642949404443b2fa40ee2c7668dcb5c9c6bb78d7b8ee8e5165317ae76dfe1dfd19c80142f725d04402201a57c749b2e91f33b
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLZ/cMQGqTY:X6a+SOtEvwDpjBrOb

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2640	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2600	77c1de68df7f5cc99be1ca491d99fa71_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 2600 wrote to memory of 2640	2600	77c1de68df7f5cc99be1ca491d99fa71_cryptolocker_JC.exe	28
PID 2600 wrote to memory of 2640	2600	77c1de68df7f5cc99be1ca491d99fa71_cryptolocker_JC.exe	28
PID 2600 wrote to memory of 2640	2600	77c1de68df7f5cc99be1ca491d99fa71_cryptolocker_JC.exe	28
PID 2600 wrote to memory of 2640	2600	77c1de68df7f5cc99be1ca491d99fa71_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\77c1de68df7f5cc99be1ca491d99fa71_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\77c1de68df7f5cc99be1ca491d99fa71_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2640

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
61KB

MD5
aad02c5375a51abaf7f3a34e2ada2a8a

SHA1
6e050c17e498bf7f74e1d1e69d1e29b7cf89f505

SHA256
93c550811f0d45836b12d6bbdf349e16bc6647b9f6242f97e6f25c4750c9eee7

SHA512
1250973a05d36096c96da981c815e7a7feb7ded7f332059ad48948c549f1015fbcb53376d02ba0111e0a39f6d0ff410fcc2508477da60fa5dfb0d83b4ba8558b

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

Filesize
61KB

MD5
aad02c5375a51abaf7f3a34e2ada2a8a

SHA1
6e050c17e498bf7f74e1d1e69d1e29b7cf89f505

SHA256
93c550811f0d45836b12d6bbdf349e16bc6647b9f6242f97e6f25c4750c9eee7

SHA512
1250973a05d36096c96da981c815e7a7feb7ded7f332059ad48948c549f1015fbcb53376d02ba0111e0a39f6d0ff410fcc2508477da60fa5dfb0d83b4ba8558b

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

Filesize
61KB

MD5
aad02c5375a51abaf7f3a34e2ada2a8a

SHA1
6e050c17e498bf7f74e1d1e69d1e29b7cf89f505

SHA256
93c550811f0d45836b12d6bbdf349e16bc6647b9f6242f97e6f25c4750c9eee7

SHA512
1250973a05d36096c96da981c815e7a7feb7ded7f332059ad48948c549f1015fbcb53376d02ba0111e0a39f6d0ff410fcc2508477da60fa5dfb0d83b4ba8558b

Download Submit
memory/2600-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2600-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2600-2-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2640-16-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2640-15-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download