ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73

General

Target

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Size

350KB
MD5

6822f6f52fc026c121b2addec828b100
SHA1

9bb9100c807a26311100f7542657178ad13fbf36
SHA256

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73
SHA512

bae02889d7b218eb9647b82bb356a6bc596b27171b5fc6d469250845b12e7c37ebb53c36b83b53b9e95ed2e385c76742f2ef31ff994a19941ccc01d394c94ea9
SSDEEP

6144:WyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:W3BdQLL4BE93NGVYZX9BukJlwxSJdEm

Score

8^/10

adware discovery exploit persistence stealer upx

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

description	ioc	process
File created	C:\Windows\SysWOW64\drivers\726a4114.sys	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
File created	C:\Windows\SysWOW64\drivers\0ec17492.sys	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

1064 takeown.exe
792 icacls.exe

pid	process
1064	takeown.exe
792	icacls.exe

Sets service image path in registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\726a4114\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\726a4114.sys"	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\0ec17492\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\0ec17492.sys"	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1728-55-0x0000000001000000-0x000000000112D000-memory.dmp	upx
behavioral1/memory/1728-56-0x0000000001000000-0x000000000112D000-memory.dmp	upx
behavioral1/memory/1728-62-0x0000000001000000-0x000000000112D000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1632 cmd.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

1064 takeown.exe
792 icacls.exe

pid	process
1632	cmd.exe

pid	process
1064	takeown.exe
792	icacls.exe

Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3}	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

Drops file in System32 directory 5 IoCs

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

description	ioc	process
File created	C:\Windows\SysWOW64\wshtcpip.dll	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
File opened for modification	C:\Windows\SysWOW64\goodsb.dll	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
File created	C:\Windows\SysWOW64\goodsb.dll	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
File created	C:\Windows\SysWOW64\ws2tcpip.dll	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
File opened for modification	C:\Windows\SysWOW64\ws2tcpip.dll	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

Modifies registry class 4 IoCs

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\SYS_DLL	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\SYS_DLL\name = "afKw.dll"	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\HOOK_ID	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\HOOK_ID\name = "ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe"	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

pid	process
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

Suspicious behavior: LoadsDriver 5 IoCs

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

pid	process
460
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
460
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exetakeown.exe

description	pid	process
Token: SeDebugPrivilege	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
Token: SeTakeOwnershipPrivilege	1064	takeown.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.execmd.exe

description	pid	process	target process
PID 1728 wrote to memory of 2016	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe
PID 1728 wrote to memory of 2016	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe
PID 1728 wrote to memory of 2016	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe
PID 1728 wrote to memory of 2016	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe
PID 2016 wrote to memory of 1064	2016	cmd.exe	takeown.exe
PID 2016 wrote to memory of 1064	2016	cmd.exe	takeown.exe
PID 2016 wrote to memory of 1064	2016	cmd.exe	takeown.exe
PID 2016 wrote to memory of 1064	2016	cmd.exe	takeown.exe
PID 2016 wrote to memory of 792	2016	cmd.exe	icacls.exe
PID 2016 wrote to memory of 792	2016	cmd.exe	icacls.exe
PID 2016 wrote to memory of 792	2016	cmd.exe	icacls.exe
PID 2016 wrote to memory of 792	2016	cmd.exe	icacls.exe
PID 1728 wrote to memory of 1632	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe
PID 1728 wrote to memory of 1632	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe
PID 1728 wrote to memory of 1632	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe
PID 1728 wrote to memory of 1632	1728	ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe
"C:\Users\Admin\AppData\Local\Temp\ac6cd43b406c40e2b135c3aea427c817c4921befa84bbbadad17bbb1628eed73.exe"
1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728

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:2016

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:1064

C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:792

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
2⤵
- Deletes itself
PID:1632

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

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

MD5
19b2a393858fca1b348005d2e76dc027

SHA1
de3741d0dbc0873b6c159a5fe256c3e2bf714ac9

SHA256
85e6e31ffe936ccc44718d3cda0a61d2b6160b4ec6625c4e2669859c6acd66ea

SHA512
568e65fc83d84c604fa6938d528c45e4653989f7f47c18af9e2b26a834637b5746d7525a08100036c379b5eff4580bc696e8b5c4cc6eaea59046033e2f3d5490

Download Submit
memory/792-59-0x0000000000000000-mapping.dmp

Download
memory/1064-58-0x0000000000000000-mapping.dmp

Download
memory/1632-60-0x0000000000000000-mapping.dmp

Download
memory/1728-54-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

Download
memory/1728-55-0x0000000001000000-0x000000000112D000-memory.dmp

Filesize
1.2MB

Download
memory/1728-56-0x0000000001000000-0x000000000112D000-memory.dmp

Filesize
1.2MB

Download
memory/1728-62-0x0000000001000000-0x000000000112D000-memory.dmp

Filesize
1.2MB

Download
memory/2016-57-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads