fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d

General

Target

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Size

329KB
MD5

0ba3d397fbc1925b85f6cea8686dab40
SHA1

0fd696ee44e5f78b8a52a309cb496934f1e8b6b8
SHA256

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d
SHA512

c552b14caaa149a961acf667c871efd8b9ed003fefa332d5ded665614762a17e577a1ea13d291ae2ec5135343290afba0d01e6cc91138d2c6b3032c1aee74c3b
SSDEEP

6144:MqpxvlACym6wGGWFGDwZyoJ3fzBeM6SpktqHQI6mVk8cL3/CzYjsHh:MqjvlA06wLBHAf9eMvHwmVkhL36zYwHh

Score

8^/10

adware discovery exploit persistence stealer

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

description ioc process

File created C:\Windows\SysWOW64\drivers\5e59d727.sys fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Possible privilege escalation attempt 4 IoCs
exploit

Processes:

takeown.exeicacls.exetakeown.exeicacls.exe

pid process

4948 takeown.exe
4856 icacls.exe
4692 takeown.exe
4476 icacls.exe

description	ioc	process
File created	C:\Windows\SysWOW64\drivers\5e59d727.sys	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

pid	process
4948	takeown.exe
4856	icacls.exe
4692	takeown.exe
4476	icacls.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\5e59d727\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\5e59d727.sys"	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

Modifies file permissions 1 TTPs 4 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exetakeown.exeicacls.exe

pid process

4948 takeown.exe
4856 icacls.exe
4692 takeown.exe
4476 icacls.exe

pid	process
4948	takeown.exe
4856	icacls.exe
4692	takeown.exe
4476	icacls.exe

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

Maps connected drives based on registry 3 TTPs 3 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

Drops file in System32 directory 4 IoCs

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

description	ioc	process
File created	C:\Windows\SysWOW64\ws2tcpip.dll	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
File opened for modification	C:\Windows\SysWOW64\ws2tcpip.dll	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
File created	C:\Windows\SysWOW64\wshtcpip.dll	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
File created	C:\Windows\SysWOW64\midimap.dll	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

Modifies registry class 4 IoCs

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\HOOK_ID\name = "fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe"	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\SYS_DLL	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\SYS_DLL\name = "fJTdufuew.dll"	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\HOOK_ID	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

pid	process
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

Suspicious behavior: LoadsDriver 2 IoCs

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

pid process

672
1780 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

pid	process
672
1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exetakeown.exetakeown.exe

description	pid	process
Token: SeDebugPrivilege	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Token: SeTakeOwnershipPrivilege	4948	takeown.exe
Token: SeTakeOwnershipPrivilege	4692	takeown.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.execmd.execmd.exe

description	pid	process	target process
PID 1780 wrote to memory of 3200	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 1780 wrote to memory of 3200	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 1780 wrote to memory of 3200	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 3200 wrote to memory of 4948	3200	cmd.exe	takeown.exe
PID 3200 wrote to memory of 4948	3200	cmd.exe	takeown.exe
PID 3200 wrote to memory of 4948	3200	cmd.exe	takeown.exe
PID 3200 wrote to memory of 4856	3200	cmd.exe	icacls.exe
PID 3200 wrote to memory of 4856	3200	cmd.exe	icacls.exe
PID 3200 wrote to memory of 4856	3200	cmd.exe	icacls.exe
PID 1780 wrote to memory of 4216	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 1780 wrote to memory of 4216	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 1780 wrote to memory of 4216	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 4216 wrote to memory of 4692	4216	cmd.exe	takeown.exe
PID 4216 wrote to memory of 4692	4216	cmd.exe	takeown.exe
PID 4216 wrote to memory of 4692	4216	cmd.exe	takeown.exe
PID 4216 wrote to memory of 4476	4216	cmd.exe	icacls.exe
PID 4216 wrote to memory of 4476	4216	cmd.exe	icacls.exe
PID 4216 wrote to memory of 4476	4216	cmd.exe	icacls.exe
PID 1780 wrote to memory of 5028	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 1780 wrote to memory of 5028	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe
PID 1780 wrote to memory of 5028	1780	fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
"C:\Users\Admin\AppData\Local\Temp\fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe"
1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Installs/modifies Browser Helper Object
- Maps connected drives based on registry
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c takeown /f C:\Windows\SysWOW64\wshtcpip.dll && icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
2⤵
- Suspicious use of WriteProcessMemory
PID:3200

C:\Windows\SysWOW64\takeown.exe
takeown /f C:\Windows\SysWOW64\wshtcpip.dll
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:4948

C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4856

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c takeown /f C:\Windows\SysWOW64\midimap.dll && icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
2⤵
- Suspicious use of WriteProcessMemory
PID:4216

C:\Windows\SysWOW64\takeown.exe
takeown /f C:\Windows\SysWOW64\midimap.dll
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:4692

C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4476

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
2⤵
PID:5028

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

File Permissions Modification

1

T1222

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
Filesize
181B

MD5
a960098b3c11dc3900189fe4d27abe62

SHA1
e1985c922ba7c2d57d74fd827a2ac09fef8b0ed9

SHA256
299efab2745e2fa0df2d81ebf3692c3f7f256121a639fb3fba52b1060caeb6d7

SHA512
007699433e5a83ab7b9dd6e434397271df420f57e89d46414215818c844c4d740701a6217bcbdab93720dff32b8a7667a56d2ad9ad82ef9954937e10d82c0da3

Download Submit
memory/1780-132-0x0000000001000000-0x0000000001168000-memory.dmp

Filesize
1.4MB

Download
memory/1780-133-0x0000000000BE0000-0x0000000000C00000-memory.dmp

Filesize
128KB

Download
memory/1780-134-0x0000000001000000-0x0000000001168000-memory.dmp

Filesize
1.4MB

Download
memory/1780-135-0x0000000000BE0000-0x0000000000C00000-memory.dmp

Filesize
128KB

Download
memory/1780-143-0x0000000001000000-0x0000000001168000-memory.dmp

Filesize
1.4MB

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memory/3200-136-0x0000000000000000-mapping.dmp

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memory/4216-139-0x0000000000000000-mapping.dmp

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memory/4476-141-0x0000000000000000-mapping.dmp

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memory/4692-140-0x0000000000000000-mapping.dmp

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memory/4856-138-0x0000000000000000-mapping.dmp

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memory/4948-137-0x0000000000000000-mapping.dmp

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memory/5028-142-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads