d223ba3f46e2085a558c1ee3009dfa51dbec2683f500676611f92080fd3d7a2e

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
22-07-2021 11:19

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General

Target

5524836ccb59f40d628f0dd0d8895baa.exe
Size

233KB
MD5

5524836ccb59f40d628f0dd0d8895baa
SHA1

056fa6661b4a0df5e10fe88005bc95a02a15b424
SHA256

d223ba3f46e2085a558c1ee3009dfa51dbec2683f500676611f92080fd3d7a2e
SHA512

4669c17fd1f7789b53be864c5ef1794c0fec103e1309b9bfd2a282281d70c796ede97277b28fea306718827344faea0213b20a58732bd1c8f81c508d682ab973

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

SmartClock.exe

pid process

1936 SmartClock.exe

pid	process
1936	SmartClock.exe

Drops startup file 1 IoCs

Processes:

5524836ccb59f40d628f0dd0d8895baa.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SmartClock.lnk	5524836ccb59f40d628f0dd0d8895baa.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

SmartClock.exe

pid process

1936 SmartClock.exe

pid	process
1936	SmartClock.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

5524836ccb59f40d628f0dd0d8895baa.exe

description	pid	process	target process
PID 3908 wrote to memory of 1936	3908	5524836ccb59f40d628f0dd0d8895baa.exe	SmartClock.exe
PID 3908 wrote to memory of 1936	3908	5524836ccb59f40d628f0dd0d8895baa.exe	SmartClock.exe
PID 3908 wrote to memory of 1936	3908	5524836ccb59f40d628f0dd0d8895baa.exe	SmartClock.exe

C:\Users\Admin\AppData\Local\Temp\5524836ccb59f40d628f0dd0d8895baa.exe
"C:\Users\Admin\AppData\Local\Temp\5524836ccb59f40d628f0dd0d8895baa.exe"
1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:3908

C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
"C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: AddClipboardFormatListener
PID:1936

MITRE ATT&CK Enterprise v6

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\Roaming\Smart Clock\SmartClock.exe
MD5
5524836ccb59f40d628f0dd0d8895baa

SHA1
056fa6661b4a0df5e10fe88005bc95a02a15b424

SHA256
d223ba3f46e2085a558c1ee3009dfa51dbec2683f500676611f92080fd3d7a2e

SHA512
4669c17fd1f7789b53be864c5ef1794c0fec103e1309b9bfd2a282281d70c796ede97277b28fea306718827344faea0213b20a58732bd1c8f81c508d682ab973

Download Submit
C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
MD5
5524836ccb59f40d628f0dd0d8895baa

SHA1
056fa6661b4a0df5e10fe88005bc95a02a15b424

SHA256
d223ba3f46e2085a558c1ee3009dfa51dbec2683f500676611f92080fd3d7a2e

SHA512
4669c17fd1f7789b53be864c5ef1794c0fec103e1309b9bfd2a282281d70c796ede97277b28fea306718827344faea0213b20a58732bd1c8f81c508d682ab973

Download Submit
memory/1936-115-0x0000000000000000-mapping.dmp

Download
memory/1936-119-0x0000000002CD0000-0x0000000002E1A000-memory.dmp

Filesize
1.3MB

Download
memory/1936-120-0x0000000000400000-0x0000000002B7F000-memory.dmp

Filesize
39.5MB

Download
memory/3908-114-0x0000000004770000-0x0000000004796000-memory.dmp

Filesize
152KB

Download
memory/3908-118-0x0000000000400000-0x0000000002B7F000-memory.dmp

Filesize
39.5MB

Download