Analysis
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max time kernel
130s -
max time network
146s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:10
Static task
static1
Behavioral task
behavioral1
Sample
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe
Resource
win10v2004-en-20220113
General
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Target
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe
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Size
92KB
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MD5
9d0506a35ba60dd2a9cecf169239001c
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SHA1
f56ce5ffb5c427d87fb9941e7cd979d41a723137
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SHA256
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f
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SHA512
6370347f9b155cd4c3d74efec77911560033f446368144359d490f662e0943abdcbdfe31d216d3e352558781ec66d1147fdd407796c0e01152fea8b91d51469a
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1916 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1640 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exepid process 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exedescription pid process Token: SeIncBasePriorityPrivilege 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.execmd.exedescription pid process target process PID 1592 wrote to memory of 1916 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe MediaCenter.exe PID 1592 wrote to memory of 1916 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe MediaCenter.exe PID 1592 wrote to memory of 1916 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe MediaCenter.exe PID 1592 wrote to memory of 1916 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe MediaCenter.exe PID 1592 wrote to memory of 1640 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe cmd.exe PID 1592 wrote to memory of 1640 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe cmd.exe PID 1592 wrote to memory of 1640 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe cmd.exe PID 1592 wrote to memory of 1640 1592 15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe cmd.exe PID 1640 wrote to memory of 824 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 824 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 824 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 824 1640 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe"C:\Users\Admin\AppData\Local\Temp\15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1916 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15e76354b0a4ba78019e96bf7261bb57326e080e18cb5b0a494b34901c115e6f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:824
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
ca58340499b4d20fe8ebc758f1f7d673
SHA186fcef1cbf6f0a919894e42c10cb05e69f7a9d05
SHA2567014d8eb810a113fc3dde8947aa54b09625adaf3858342fa324b6dcc8790d3f0
SHA5127bcda1273f93c5dbdd5d94803afbbd650d336dcb9a90e0248e7cb857b83b7ab00967bb9aa88c39a6a3ae339ca72c4c9cdcc5ce1734128df3ad53893666900716
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MD5
ca58340499b4d20fe8ebc758f1f7d673
SHA186fcef1cbf6f0a919894e42c10cb05e69f7a9d05
SHA2567014d8eb810a113fc3dde8947aa54b09625adaf3858342fa324b6dcc8790d3f0
SHA5127bcda1273f93c5dbdd5d94803afbbd650d336dcb9a90e0248e7cb857b83b7ab00967bb9aa88c39a6a3ae339ca72c4c9cdcc5ce1734128df3ad53893666900716