f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

Analysis

max time kernel
157s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-10-2022 08:50

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General

Target

f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Size

136KB
MD5

fb9e829aa297d5563b52bd4c23cea20f
SHA1

507722663b4c12ea7749b50fe59bc53b0fbc74a1
SHA256

f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886
SHA512

cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae
SSDEEP

3072:4HXJr2sw7dtCkGdDYjWL1/jfAv6z1GUOH1wSMBGEbBsM27Pf:4HXh2sw7dtCkdwXz1G3HbB7

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

UAC bypass 3 TTPs 4 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	win32Runtime.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	win32Runtime.exe

Executes dropped EXE 5 IoCs

pid	Process
3724	win32Runtime.exe
3184	rundlll.exe
1520	AvProtector.exe
3156	scvhost.exe
3916	rundlll.exe

Modifies Windows Firewall 1 TTPs 2 IoCs

evasion

Modify Existing Service

T1031

pid	Process
3588	netsh.exe
1420	netsh.exe

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\*win32Runtime = "\"C:\\Users\\Admin\\AppData\\Roaming\\win32Runtime.exe\""	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\RunServices	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices\win32Runtime = "\"C:\\Users\\Admin\\AppData\\Roaming\\win32Runtime.exe\""	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\win32Runtime = "\"C:\\Users\\Admin\\AppData\\Roaming\\win32Runtime.exe\""	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\*win32Runtime = "\"C:\\Users\\Admin\\AppData\\Roaming\\win32Runtime.exe\""	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\win32Runtime = "\"C:\\Users\\Admin\\AppData\\Roaming\\win32Runtime.exe\""	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\win32Runtime = "\"C:\\Users\\Admin\\AppData\\Roaming\\win32Runtime.exe\""	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	win32Runtime.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
File opened for modification	C:\Windows\system.ini	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
3724	win32Runtime.exe
3724	win32Runtime.exe
3724	win32Runtime.exe
3724	win32Runtime.exe
3724	win32Runtime.exe
3724	win32Runtime.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
1520	AvProtector.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3156	scvhost.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe
3184	rundlll.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 4948	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	83
PID 4796 wrote to memory of 4948	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	83
PID 4796 wrote to memory of 4948	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	83
PID 4948 wrote to memory of 1420	4948	cmd.exe	84
PID 4948 wrote to memory of 1420	4948	cmd.exe	84
PID 4948 wrote to memory of 1420	4948	cmd.exe	84
PID 4796 wrote to memory of 3724	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	85
PID 4796 wrote to memory of 3724	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	85
PID 4796 wrote to memory of 3724	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	85
PID 4796 wrote to memory of 3184	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	86
PID 4796 wrote to memory of 3184	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	86
PID 4796 wrote to memory of 3184	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	86
PID 4796 wrote to memory of 1520	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	87
PID 4796 wrote to memory of 1520	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	87
PID 4796 wrote to memory of 1520	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	87
PID 4796 wrote to memory of 3156	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	88
PID 4796 wrote to memory of 3156	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	88
PID 4796 wrote to memory of 3156	4796	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe	88
PID 3724 wrote to memory of 3916	3724	win32Runtime.exe	91
PID 3724 wrote to memory of 3916	3724	win32Runtime.exe	91
PID 3724 wrote to memory of 3916	3724	win32Runtime.exe	91
PID 3724 wrote to memory of 3684	3724	win32Runtime.exe	92
PID 3724 wrote to memory of 3684	3724	win32Runtime.exe	92
PID 3724 wrote to memory of 3684	3724	win32Runtime.exe	92
PID 3684 wrote to memory of 3588	3684	cmd.exe	93
PID 3684 wrote to memory of 3588	3684	cmd.exe	93
PID 3684 wrote to memory of 3588	3684	cmd.exe	93

System policy modification 1 TTPs 6 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	win32Runtime.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	win32Runtime.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	win32Runtime.exe

C:\Users\Admin\AppData\Local\Temp\f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe
"C:\Users\Admin\AppData\Local\Temp\f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886.exe"
1⤵
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4796
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c netsh firewall set opmode mode=disable profile=all
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4948
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall set opmode mode=disable profile=all
    3⤵
    - Modifies Windows Firewall
    PID:1420
- C:\Users\Admin\AppData\Roaming\win32Runtime.exe
  "C:\Users\Admin\AppData\Roaming\win32Runtime.exe"
  2⤵
  - UAC bypass
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:3724
- - C:\Users\Admin\AppData\Roaming\rundlll.exe
    "C:\Users\Admin\AppData\Roaming\rundlll.exe"
    3⤵
    - Executes dropped EXE
    PID:3916
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c netsh firewall set opmode mode=disable profile=all
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3684
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall set opmode mode=disable profile=all
      4⤵
      Modifies Windows Firewall
      PID:3588
- C:\Users\Admin\AppData\Roaming\rundlll.exe
  "C:\Users\Admin\AppData\Roaming\rundlll.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:3184
- C:\Users\Admin\AppData\Roaming\AvProtector.exe
  "C:\Users\Admin\AppData\Roaming\AvProtector.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1520
- C:\Users\Admin\AppData\Roaming\scvhost.exe
  "C:\Users\Admin\AppData\Roaming\scvhost.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:3156

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

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\AvProtector.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\AvProtector.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\rundlll.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\rundlll.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\rundlll.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\scvhost.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\scvhost.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\win32Runtime.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit
C:\Users\Admin\AppData\Roaming\win32Runtime.exe

Filesize
136KB

MD5
fb9e829aa297d5563b52bd4c23cea20f

SHA1
507722663b4c12ea7749b50fe59bc53b0fbc74a1

SHA256
f26c9ffa3f9ba26a2403a8bf8949f88d7988482a3b7e2270f1e488ffc1df1886

SHA512
cd97a65902bf92da9a3552a0292a77fb1e517ea2c607333aa505e47a11227c3224a50a5a529af8c15b84dfe9b3e630bc8a02527c25dc3557da8bb0d9b12601ae

Download Submit