d7604e9d8d8731d00584194f3c6c8793cf290c949f4ddcbb103b64a0c47fa15c

Analysis

max time kernel
148s
max time network
151s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
05/08/2023, 20:43

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General

Target

7b480b5e1e4d6d5e8d3bfb095930353c_cryptolocker_JC.exe
Size

45KB
MD5

7b480b5e1e4d6d5e8d3bfb095930353c
SHA1

d5f06d8fe3f62180f35efc3c934c60f289beaa1c
SHA256

d7604e9d8d8731d00584194f3c6c8793cf290c949f4ddcbb103b64a0c47fa15c
SHA512

0a4c677aaee3982e57a6157a0b5e7ac24d8f1ba496cd4dd9cd0aa28836202e7978a867069c346eb83635893689e6805755ac4e2b6ae39ae134043d8944a431fe
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjeJQ7suIlsw92KFXcTA:V6QFElP6n+gMQMOtEvwDpjeJQ7pojac

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2856	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2424	7b480b5e1e4d6d5e8d3bfb095930353c_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 2424 wrote to memory of 2856	2424	7b480b5e1e4d6d5e8d3bfb095930353c_cryptolocker_JC.exe	1
PID 2424 wrote to memory of 2856	2424	7b480b5e1e4d6d5e8d3bfb095930353c_cryptolocker_JC.exe	1
PID 2424 wrote to memory of 2856	2424	7b480b5e1e4d6d5e8d3bfb095930353c_cryptolocker_JC.exe	1
PID 2424 wrote to memory of 2856	2424	7b480b5e1e4d6d5e8d3bfb095930353c_cryptolocker_JC.exe	1

C:\Users\Admin\AppData\Local\Temp\asih.exe
"C:\Users\Admin\AppData\Local\Temp\asih.exe"
1⤵
- Executes dropped EXE
PID:2856

C:\Users\Admin\AppData\Local\Temp\7b480b5e1e4d6d5e8d3bfb095930353c_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7b480b5e1e4d6d5e8d3bfb095930353c_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2424

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
46KB

MD5
0418290be62a0b7653cec59474305db8

SHA1
4dc98ada3a005a30d98a2dcb1ba783079e1c6173

SHA256
88fbc6ad1859e8495bb5c6d0cfadf56168b436f2d367c93eb5f3662abb48f969

SHA512
1c1f2b4593b7c16d022e8483ef2684d74842d027e43dfea9b4043603990810967e88037f7bb7bd8cd5030b26eb20303c288a0b0162cbafa2b3e69355b0a56891

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

Filesize
46KB

MD5
0418290be62a0b7653cec59474305db8

SHA1
4dc98ada3a005a30d98a2dcb1ba783079e1c6173

SHA256
88fbc6ad1859e8495bb5c6d0cfadf56168b436f2d367c93eb5f3662abb48f969

SHA512
1c1f2b4593b7c16d022e8483ef2684d74842d027e43dfea9b4043603990810967e88037f7bb7bd8cd5030b26eb20303c288a0b0162cbafa2b3e69355b0a56891

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

Filesize
46KB

MD5
0418290be62a0b7653cec59474305db8

SHA1
4dc98ada3a005a30d98a2dcb1ba783079e1c6173

SHA256
88fbc6ad1859e8495bb5c6d0cfadf56168b436f2d367c93eb5f3662abb48f969

SHA512
1c1f2b4593b7c16d022e8483ef2684d74842d027e43dfea9b4043603990810967e88037f7bb7bd8cd5030b26eb20303c288a0b0162cbafa2b3e69355b0a56891

Download Submit
memory/2424-56-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2424-55-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2424-54-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2856-70-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/2856-69-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download