3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b

Analysis

max time kernel
174s
max time network
151s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 12:12

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General

Target

3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Size

364KB
MD5

0f8ab306c535b65fa32914b50d9daa02
SHA1

e81169faf5847994a09ad247c6a5cd39fc2c2109
SHA256

3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b
SHA512

66fc6eb7f1c0b2ab0c8e8edbecccd341321accbee64fe5ed295b3f78446ba0c30bfa6c1b785a74d4cfa522510234758d8cb79a40956fc81f0119d4ddce985824
SSDEEP

6144:uNyXMFWRPs8OW452Q0H2DjOnJm6Zy/ZPAQ9gBf:lMFOkbV5f0H2DeJxZaZPJ+

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Windows security bypass 2 TTPs 10 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	F4D55F6500014973000B4090B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	F4D55F6500014973000B4090B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	F4D55F6500014973000B4090B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	F4D55F6500014973000B4090B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	F4D55F6500014973000B4090B4EB2331.exe

Disables taskbar notifications via registry modification
evasion

Executes dropped EXE 1 IoCs

pid	Process
956	F4D55F6500014973000B4090B4EB2331.exe

Deletes itself 1 IoCs

pid	Process
956	F4D55F6500014973000B4090B4EB2331.exe

Loads dropped DLL 2 IoCs

pid	Process
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe

Windows security modification 2 TTPs 14 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	F4D55F6500014973000B4090B4EB2331.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	F4D55F6500014973000B4090B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	F4D55F6500014973000B4090B4EB2331.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	F4D55F6500014973000B4090B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	F4D55F6500014973000B4090B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	F4D55F6500014973000B4090B4EB2331.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	F4D55F6500014973000B4090B4EB2331.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\F4D55F6500014973000B4090B4EB2331 = "C:\\ProgramData\\F4D55F6500014973000B4090B4EB2331\\F4D55F6500014973000B4090B4EB2331.exe"	F4D55F6500014973000B4090B4EB2331.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
956	F4D55F6500014973000B4090B4EB2331.exe
956	F4D55F6500014973000B4090B4EB2331.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 956	1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe	27
PID 1736 wrote to memory of 956	1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe	27
PID 1736 wrote to memory of 956	1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe	27
PID 1736 wrote to memory of 956	1736	3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe	27

C:\Users\Admin\AppData\Local\Temp\3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe
"C:\Users\Admin\AppData\Local\Temp\3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe"
1⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1736
- C:\ProgramData\F4D55F6500014973000B4090B4EB2331\F4D55F6500014973000B4090B4EB2331.exe
  "C:\ProgramData\F4D55F6500014973000B4090B4EB2331\F4D55F6500014973000B4090B4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b.exe"
  2⤵
  - Windows security bypass
  - Executes dropped EXE
  - Deletes itself
  - Windows security modification
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\F4D55F6500014973000B4090B4EB2331\F4D55F6500014973000B4090B4EB2331.exe

Filesize
364KB

MD5
0f8ab306c535b65fa32914b50d9daa02

SHA1
e81169faf5847994a09ad247c6a5cd39fc2c2109

SHA256
3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b

SHA512
66fc6eb7f1c0b2ab0c8e8edbecccd341321accbee64fe5ed295b3f78446ba0c30bfa6c1b785a74d4cfa522510234758d8cb79a40956fc81f0119d4ddce985824

Download Submit
C:\ProgramData\F4D55F6500014973000B4090B4EB2331\F4D55F6500014973000B4090B4EB2331.exe

Filesize
364KB

MD5
0f8ab306c535b65fa32914b50d9daa02

SHA1
e81169faf5847994a09ad247c6a5cd39fc2c2109

SHA256
3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b

SHA512
66fc6eb7f1c0b2ab0c8e8edbecccd341321accbee64fe5ed295b3f78446ba0c30bfa6c1b785a74d4cfa522510234758d8cb79a40956fc81f0119d4ddce985824

Download Submit
\ProgramData\F4D55F6500014973000B4090B4EB2331\F4D55F6500014973000B4090B4EB2331.exe

Filesize
364KB

MD5
0f8ab306c535b65fa32914b50d9daa02

SHA1
e81169faf5847994a09ad247c6a5cd39fc2c2109

SHA256
3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b

SHA512
66fc6eb7f1c0b2ab0c8e8edbecccd341321accbee64fe5ed295b3f78446ba0c30bfa6c1b785a74d4cfa522510234758d8cb79a40956fc81f0119d4ddce985824

Download Submit
\ProgramData\F4D55F6500014973000B4090B4EB2331\F4D55F6500014973000B4090B4EB2331.exe

Filesize
364KB

MD5
0f8ab306c535b65fa32914b50d9daa02

SHA1
e81169faf5847994a09ad247c6a5cd39fc2c2109

SHA256
3a9cbf1b0e86c31955341fce6d95ec354dfe847e30ef9ffdcef5d467a5c3b37b

SHA512
66fc6eb7f1c0b2ab0c8e8edbecccd341321accbee64fe5ed295b3f78446ba0c30bfa6c1b785a74d4cfa522510234758d8cb79a40956fc81f0119d4ddce985824

Download Submit
memory/956-63-0x0000000000410000-0x000000000052D000-memory.dmp

Filesize
1.1MB

Download
memory/956-68-0x0000000000410000-0x000000000052D000-memory.dmp

Filesize
1.1MB

Download
memory/956-69-0x0000000000410000-0x000000000052D000-memory.dmp

Filesize
1.1MB

Download
memory/1736-54-0x0000000000410000-0x000000000052D000-memory.dmp

Filesize
1.1MB

Download
memory/1736-57-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

Filesize
8KB

Download
memory/1736-56-0x0000000000410000-0x000000000052D000-memory.dmp

Filesize
1.1MB

Download
memory/1736-67-0x0000000000410000-0x000000000052D000-memory.dmp

Filesize
1.1MB

Download
memory/1736-70-0x0000000000410000-0x000000000052D000-memory.dmp

Filesize
1.1MB

Download