f4438cf27a37b3bf6be7e04cce6bc45e63eed86c95871142d35e3d27c036feef

General

Target

c6d7b92886b5c6151b0328e2e7be0aca.exe
Size

61KB
MD5

c6d7b92886b5c6151b0328e2e7be0aca
SHA1

f1d55d78b77ca248baedbc4367cc067d6899a096
SHA256

f4438cf27a37b3bf6be7e04cce6bc45e63eed86c95871142d35e3d27c036feef
SHA512

44b65cb6dcc699450432cb09f244b5989620e574933b9f3ee2e39505459f29cae15203cf5c63cf78f59c20c40eb5071027b8e1bafc31b8597713f37f3c267608
SSDEEP

1536:erj+8ZkVYa0tMId2MzdOTunQF+wyoCYNUOIyAFXZ/E9dzB4:ef+wkVYa+5/AanQVtYyAZZ/8dF4

Score

10^/10

evasion trojan

Malware Config

Signatures

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	aolsoftware.exe

Windows security bypass 2 TTPs 5 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	aolsoftware.exe

Looks for VMWare Tools registry key 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	c6d7b92886b5c6151b0328e2e7be0aca.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	aolsoftware.exe

Deletes itself 1 IoCs

pid	Process
2172	aolsoftware.exe

Executes dropped EXE 1 IoCs

pid	Process
2172	aolsoftware.exe

Windows security modification 2 TTPs 5 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	aolsoftware.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	aolsoftware.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	aolsoftware.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\aolsoftware.exe	c6d7b92886b5c6151b0328e2e7be0aca.exe
File created	C:\Windows\aolsoftware.exe	c6d7b92886b5c6151b0328e2e7be0aca.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	aolsoftware.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	aolsoftware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	aolsoftware.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	aolsoftware.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	aolsoftware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	aolsoftware.exe

C:\Users\Admin\AppData\Local\Temp\c6d7b92886b5c6151b0328e2e7be0aca.exe
"C:\Users\Admin\AppData\Local\Temp\c6d7b92886b5c6151b0328e2e7be0aca.exe"
1⤵
- Looks for VMWare Tools registry key
- Drops file in Windows directory
PID:1640

C:\Windows\aolsoftware.exe
"C:\Windows\aolsoftware.exe"
1⤵
- Modifies security service
- Windows security bypass
- Looks for VMWare Tools registry key
- Deletes itself
- Executes dropped EXE
- Windows security modification
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\aolsoftware.exe

Filesize
61KB

MD5
c6d7b92886b5c6151b0328e2e7be0aca

SHA1
f1d55d78b77ca248baedbc4367cc067d6899a096

SHA256
f4438cf27a37b3bf6be7e04cce6bc45e63eed86c95871142d35e3d27c036feef

SHA512
44b65cb6dcc699450432cb09f244b5989620e574933b9f3ee2e39505459f29cae15203cf5c63cf78f59c20c40eb5071027b8e1bafc31b8597713f37f3c267608

Download Submit
memory/1640-1-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/1640-0-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/1640-2-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/1640-8-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2172-7-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2172-9-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2172-12-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2172-15-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2172-18-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2172-21-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads