48bcbc0bf946965fe9ac2e8febde594efc3b61dc64f27c9fc7f059e25cc645bd

Analysis

max time kernel
131s
max time network
143s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
06-08-2023 17:47

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General

Target

8e873fc4e0333cd7d7a4082e66f61125_cryptolocker_JC.exe
Size

74KB
MD5

8e873fc4e0333cd7d7a4082e66f61125
SHA1

1f26476e185634472004e146c70433d17e287c1c
SHA256

48bcbc0bf946965fe9ac2e8febde594efc3b61dc64f27c9fc7f059e25cc645bd
SHA512

d1d0d29e769739833797e07cf25abd6bfcb792a0ad85e89631749f63587fd74acb99d9a88f47ace5b9b9c8208bc7693ef6853235af91f82864006b29bbe4e6ae
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4wYPsED3VK2+ZtyOjgO4r9vFAg2rqk63Ygb:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBf+

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2500	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2780	8e873fc4e0333cd7d7a4082e66f61125_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 2780 wrote to memory of 2500	2780	8e873fc4e0333cd7d7a4082e66f61125_cryptolocker_JC.exe	28
PID 2780 wrote to memory of 2500	2780	8e873fc4e0333cd7d7a4082e66f61125_cryptolocker_JC.exe	28
PID 2780 wrote to memory of 2500	2780	8e873fc4e0333cd7d7a4082e66f61125_cryptolocker_JC.exe	28
PID 2780 wrote to memory of 2500	2780	8e873fc4e0333cd7d7a4082e66f61125_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\8e873fc4e0333cd7d7a4082e66f61125_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\8e873fc4e0333cd7d7a4082e66f61125_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2500

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\misid.exe

Filesize
74KB

MD5
3a1dbc47bf9903374ec90160a514670e

SHA1
8cad8f9aa2ad356ae5371aaa0adf366262aafd02

SHA256
f794f26f4d3c06cedaa25b37cf9b170db0c187f71d8a9f2d037918a5d4bef63d

SHA512
c9bce73cedfdc6048d019affaaa6e716c585ccaed18afe87a0baa5de6fa9529e532208639a3f4822e7a43c837875ac44e82fa754d80a595bdb045a0a2433aac1

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

Filesize
74KB

MD5
3a1dbc47bf9903374ec90160a514670e

SHA1
8cad8f9aa2ad356ae5371aaa0adf366262aafd02

SHA256
f794f26f4d3c06cedaa25b37cf9b170db0c187f71d8a9f2d037918a5d4bef63d

SHA512
c9bce73cedfdc6048d019affaaa6e716c585ccaed18afe87a0baa5de6fa9529e532208639a3f4822e7a43c837875ac44e82fa754d80a595bdb045a0a2433aac1

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

Filesize
74KB

MD5
3a1dbc47bf9903374ec90160a514670e

SHA1
8cad8f9aa2ad356ae5371aaa0adf366262aafd02

SHA256
f794f26f4d3c06cedaa25b37cf9b170db0c187f71d8a9f2d037918a5d4bef63d

SHA512
c9bce73cedfdc6048d019affaaa6e716c585ccaed18afe87a0baa5de6fa9529e532208639a3f4822e7a43c837875ac44e82fa754d80a595bdb045a0a2433aac1

Download Submit
memory/2500-69-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2500-70-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2780-54-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2780-55-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/2780-56-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download