55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb

General

Target

55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe
Size

560KB
MD5

2aff723ad8df4b75cc72e0886fc811da
SHA1

17dedb343cba91d36b10f2af7b23830fe4eb7d0d
SHA256

55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb
SHA512

bc70d6ea072a0557c992eaa50761b5557453ab772633a30bca7647e2f4a498d18857a20dd95fbee0aedafeea63c52bdc9bad19cf77e1955515bd627996b13b44
SSDEEP

12288:UKhykj00HzP0bQSQrQN9QLUwRGkt/x+MlhyIyNq:UKhyGRz8sSILUwRGSd9

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376004853"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3441798543"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30d00aeb84ffd801	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cd62b78ee8587e4dac88ae50a840a17f00000000020000000000106600000001000020000000dc9d6ed78f48ca038b2fafb2e340537b6019685bbd982f3dd4c8909301bcb6c8000000000e8000000002000020000000c0a063dda7dc98517bd0d0dec32e7b685f41bee99162815a40954a15591875592000000060015722b4f3c6d5609f18d68085ce52598c5f9e93fa4a5c9037acd1fae63310400000007d657e5f520703714d75c01eb7f7575fbafcf88d386c36de3df8d3f22349dc72bbc73f309c1ef6991a354a5da993ea2b55db557eb8eeaceab434cd58223975d9	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3441798543"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30998404"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cd62b78ee8587e4dac88ae50a840a17f00000000020000000000106600000001000020000000393b9923ffa4409cdd6724bade7b874ff2c68c68513f3ed7b556f7e38ca23d77000000000e80000000020000200000009e6efc524979c979c814f517c9175620367c8c7873920074356a4071c4f5ca0c200000008b52ab9de6e2c15fcb52258c4afbcc0fc4199f423753ca8ec7f069d9ddc744db40000000c1d437ce82b0c21a9d513444e4d834dd6999af5087c030b4582c39d556687558b461ced60215dc4fba3dd1f7d4678496318cc086171d408d3f9b215cefc465f4	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10980cf184ffd801	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F3423860-6B77-11ED-B8D8-4ECC57E31487} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30998404"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe

description pid process

Token: SeIncBasePriorityPrivilege 2692 55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

204 IEXPLORE.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2692	55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe

pid	process
204	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
2692	55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe
204	IEXPLORE.EXE
204	IEXPLORE.EXE
1036	IEXPLORE.EXE
1036	IEXPLORE.EXE
1036	IEXPLORE.EXE
1036	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exeIEXPLORE.EXE

description	pid	process	target process
PID 2692 wrote to memory of 204	2692	55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe	IEXPLORE.EXE
PID 2692 wrote to memory of 204	2692	55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe	IEXPLORE.EXE
PID 204 wrote to memory of 1036	204	IEXPLORE.EXE	IEXPLORE.EXE
PID 204 wrote to memory of 1036	204	IEXPLORE.EXE	IEXPLORE.EXE
PID 204 wrote to memory of 1036	204	IEXPLORE.EXE	IEXPLORE.EXE
PID 2692 wrote to memory of 4564	2692	55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe	cmd.exe
PID 2692 wrote to memory of 4564	2692	55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe	cmd.exe
PID 2692 wrote to memory of 4564	2692	55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe
"C:\Users\Admin\AppData\Local\Temp\55a9dc3894a107d2dc68e82294ec0e3f7e01d11521ed802f8ac12475af9b26eb.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692

C:\Program Files\Internet Explorer\IEXPLORE.EXE
"C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://down.97199.com/install2/?sl3
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:204

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:204 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1036

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\55A9DC~1.EXE
2⤵
PID:4564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2692-132-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2692-136-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4564-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads