38b45baacd4792500bbcfc23426d5a27a89aea3ef903918e21459b19554010f8

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
08/08/2023, 17:22

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General

Target

9ca8ea35b691ee9478a9a831c48c5f20_cryptolocker_JC.exe
Size

55KB
MD5

9ca8ea35b691ee9478a9a831c48c5f20
SHA1

dc5ca0d3bc54ac4729ef129f9a1d2821c5f14195
SHA256

38b45baacd4792500bbcfc23426d5a27a89aea3ef903918e21459b19554010f8
SHA512

c9e6b5465bf541a05a6e3c9e6587261c78ea10476361b7800dd28b67acfcc57aee11d4dc7960f3daba71dd44bc0ed97bdf018d983559575fb445cc85707eebfb
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLZW:X6a+SOtEvwDpjBrOm

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1800	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2088	9ca8ea35b691ee9478a9a831c48c5f20_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 2088 wrote to memory of 1800	2088	9ca8ea35b691ee9478a9a831c48c5f20_cryptolocker_JC.exe	28
PID 2088 wrote to memory of 1800	2088	9ca8ea35b691ee9478a9a831c48c5f20_cryptolocker_JC.exe	28
PID 2088 wrote to memory of 1800	2088	9ca8ea35b691ee9478a9a831c48c5f20_cryptolocker_JC.exe	28
PID 2088 wrote to memory of 1800	2088	9ca8ea35b691ee9478a9a831c48c5f20_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\9ca8ea35b691ee9478a9a831c48c5f20_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\9ca8ea35b691ee9478a9a831c48c5f20_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1800

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
55KB

MD5
1f2515f1f0393a00bea8cf554e5c157e

SHA1
51ddc993582422a7fea862f1e558de4a286aeaff

SHA256
3b3a9a966859e3b72a9144381e830acc209bc9df3d1a70889dac6f2e3fe7b824

SHA512
28cbe21248f4794c6cf97c6ce51ea77691b41596ded48b3ebdfbb9e9699c0fc1045b8261860f6918cf08c2b235ca79c7673f7734af551dfe59f88bbef528a548

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

Filesize
55KB

MD5
1f2515f1f0393a00bea8cf554e5c157e

SHA1
51ddc993582422a7fea862f1e558de4a286aeaff

SHA256
3b3a9a966859e3b72a9144381e830acc209bc9df3d1a70889dac6f2e3fe7b824

SHA512
28cbe21248f4794c6cf97c6ce51ea77691b41596ded48b3ebdfbb9e9699c0fc1045b8261860f6918cf08c2b235ca79c7673f7734af551dfe59f88bbef528a548

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

Filesize
55KB

MD5
1f2515f1f0393a00bea8cf554e5c157e

SHA1
51ddc993582422a7fea862f1e558de4a286aeaff

SHA256
3b3a9a966859e3b72a9144381e830acc209bc9df3d1a70889dac6f2e3fe7b824

SHA512
28cbe21248f4794c6cf97c6ce51ea77691b41596ded48b3ebdfbb9e9699c0fc1045b8261860f6918cf08c2b235ca79c7673f7734af551dfe59f88bbef528a548

Download Submit
memory/1800-70-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1800-69-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2088-54-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2088-55-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2088-57-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download