dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7

General

Target

dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe
Size

181KB
MD5

92323da33e35ad7045645d7f149f41b3
SHA1

e2e28cd2c871233419197876763fcdad572e3058
SHA256

dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7
SHA512

f0f56ae2d90c7d2feb3f8faa29e3b544210da38cd9b69133ac69d7969d33c4c45be8299ec9efc22b9d60bd7584bd50b2fff2cfb086b8b69f035add91df29333b
SSDEEP

3072:6x5hOuzuyeopCG4Ly41G9KXs3xTlcmBvQdPSIjnAFHaKH2IZ4:6xj1F4vAKsh/YdainEHaKH2IZ

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Runtime Broker.exe

pid process

1972 Runtime Broker.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1248 netsh.exe

pid	process
1972	Runtime Broker.exe

pid	process
1248	netsh.exe

Drops startup file 2 IoCs

Processes:

Runtime Broker.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\90d6480e0796e5cce4867417157c2518.exe	Runtime Broker.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\90d6480e0796e5cce4867417157c2518.exe	Runtime Broker.exe

Loads dropped DLL 1 IoCs

Processes:

dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe

pid process

2008 dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe

pid	process
2008	dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Runtime Broker.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\90d6480e0796e5cce4867417157c2518 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Runtime Broker.exe\" .."	Runtime Broker.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\90d6480e0796e5cce4867417157c2518 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Runtime Broker.exe\" .."	Runtime Broker.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

Runtime Broker.exe

description	pid	process
Token: SeDebugPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe
Token: 33	1972	Runtime Broker.exe
Token: SeIncBasePriorityPrivilege	1972	Runtime Broker.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exeRuntime Broker.exe

description	pid	process	target process
PID 2008 wrote to memory of 1972	2008	dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe	Runtime Broker.exe
PID 2008 wrote to memory of 1972	2008	dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe	Runtime Broker.exe
PID 2008 wrote to memory of 1972	2008	dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe	Runtime Broker.exe
PID 2008 wrote to memory of 1972	2008	dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe	Runtime Broker.exe
PID 1972 wrote to memory of 1248	1972	Runtime Broker.exe	netsh.exe
PID 1972 wrote to memory of 1248	1972	Runtime Broker.exe	netsh.exe
PID 1972 wrote to memory of 1248	1972	Runtime Broker.exe	netsh.exe
PID 1972 wrote to memory of 1248	1972	Runtime Broker.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe
"C:\Users\Admin\AppData\Local\Temp\dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2008

C:\Users\Admin\AppData\Local\Temp\Runtime Broker.exe
"C:\Users\Admin\AppData\Local\Temp\Runtime Broker.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Runtime Broker.exe" "Runtime Broker.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1248

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Runtime Broker.exe
Filesize
181KB

MD5
92323da33e35ad7045645d7f149f41b3

SHA1
e2e28cd2c871233419197876763fcdad572e3058

SHA256
dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7

SHA512
f0f56ae2d90c7d2feb3f8faa29e3b544210da38cd9b69133ac69d7969d33c4c45be8299ec9efc22b9d60bd7584bd50b2fff2cfb086b8b69f035add91df29333b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Runtime Broker.exe
Filesize
181KB

MD5
92323da33e35ad7045645d7f149f41b3

SHA1
e2e28cd2c871233419197876763fcdad572e3058

SHA256
dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7

SHA512
f0f56ae2d90c7d2feb3f8faa29e3b544210da38cd9b69133ac69d7969d33c4c45be8299ec9efc22b9d60bd7584bd50b2fff2cfb086b8b69f035add91df29333b

Download Submit
\Users\Admin\AppData\Local\Temp\Runtime Broker.exe
Filesize
181KB

MD5
92323da33e35ad7045645d7f149f41b3

SHA1
e2e28cd2c871233419197876763fcdad572e3058

SHA256
dea2308dc87bbd9908b5b5d62f8bf025111e586ac13fd0e349b6fcd7c28de4d7

SHA512
f0f56ae2d90c7d2feb3f8faa29e3b544210da38cd9b69133ac69d7969d33c4c45be8299ec9efc22b9d60bd7584bd50b2fff2cfb086b8b69f035add91df29333b

Download Submit
memory/1248-63-0x0000000000000000-mapping.dmp

Download
memory/1972-57-0x0000000000000000-mapping.dmp

Download
memory/1972-62-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/1972-65-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2008-54-0x0000000075A81000-0x0000000075A83000-memory.dmp

Filesize
8KB

Download
memory/2008-55-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2008-61-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads