f23a1a6479c501d434bb2efe4288cb6776b0ebaf072d81844dc246e52370a616

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
03/09/2023, 13:40

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General

Target

2023-08-22_e18c4f17dd8161c231d8723775dbed27_cryptolocker_JC.exe
Size

48KB
MD5

e18c4f17dd8161c231d8723775dbed27
SHA1

c9899d3cffbd2b801297a35b3da0de0cb4c02175
SHA256

f23a1a6479c501d434bb2efe4288cb6776b0ebaf072d81844dc246e52370a616
SHA512

5089b0a3d3c205d16bd1be4b4072ad1c0e69ba5124eff445c13192a68531ca6f5a4de0e6c17114adb5265f00edb9e39ae384cc2386b85ef65a8922f15d29244b
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjeJQ7suIlsw92KFXcTDpJs:V6QFElP6n+gMQMOtEvwDpjeJQ7pojaE

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2248	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2024	2023-08-22_e18c4f17dd8161c231d8723775dbed27_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 2024 wrote to memory of 2248	2024	2023-08-22_e18c4f17dd8161c231d8723775dbed27_cryptolocker_JC.exe	28
PID 2024 wrote to memory of 2248	2024	2023-08-22_e18c4f17dd8161c231d8723775dbed27_cryptolocker_JC.exe	28
PID 2024 wrote to memory of 2248	2024	2023-08-22_e18c4f17dd8161c231d8723775dbed27_cryptolocker_JC.exe	28
PID 2024 wrote to memory of 2248	2024	2023-08-22_e18c4f17dd8161c231d8723775dbed27_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\2023-08-22_e18c4f17dd8161c231d8723775dbed27_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-22_e18c4f17dd8161c231d8723775dbed27_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2248

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
48KB

MD5
f0ca1fa41db01b82d4bba812192f7a8c

SHA1
889d4327319deac6317bc5720819fb69ff40443e

SHA256
d624578dc6c22c57a21ea3b0bd7f907c54f927fd2cacd39f9b0085cd3c6bcd25

SHA512
7e4651a06eea5e1f32511ce8af829ed37171409a6dd0e6ba2ad193bd0d3543e94f76fcf37ede56cea750ff9d1299074e5030c6346eb49fcae50ec15dbbead5f3

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

Filesize
48KB

MD5
f0ca1fa41db01b82d4bba812192f7a8c

SHA1
889d4327319deac6317bc5720819fb69ff40443e

SHA256
d624578dc6c22c57a21ea3b0bd7f907c54f927fd2cacd39f9b0085cd3c6bcd25

SHA512
7e4651a06eea5e1f32511ce8af829ed37171409a6dd0e6ba2ad193bd0d3543e94f76fcf37ede56cea750ff9d1299074e5030c6346eb49fcae50ec15dbbead5f3

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

Filesize
48KB

MD5
f0ca1fa41db01b82d4bba812192f7a8c

SHA1
889d4327319deac6317bc5720819fb69ff40443e

SHA256
d624578dc6c22c57a21ea3b0bd7f907c54f927fd2cacd39f9b0085cd3c6bcd25

SHA512
7e4651a06eea5e1f32511ce8af829ed37171409a6dd0e6ba2ad193bd0d3543e94f76fcf37ede56cea750ff9d1299074e5030c6346eb49fcae50ec15dbbead5f3

Download Submit
memory/2024-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2024-2-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2024-1-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2248-15-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download