3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e

Analysis

max time kernel
91s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
11/03/2024, 20:44

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General

Target

3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe
Size

137KB
MD5

41f36b7364ae75a23d53115e25242e11
SHA1

dec728ce00c78eb5aada2d908453864284f2a871
SHA256

3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e
SHA512

ff21c60cc550f12d605693641ed298b4479997134d6eaa0946a756efec45108fab3b6c86b806457f7ccf57c6a295c4279aaa4dcc618ff691d0b767478c81f72a
SSDEEP

3072:r1i/NU8bOMYcYYcmy5d048g3nan3vx9kGSYng7+s5YmMOMYcYY51i/NU81:Ji/NjO5x0Xg+UGSYnuy3Oai/Nd

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{A0XC6A98-A14C-J35H-46UD-F5AR862J2AH5}	sys.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A0XC6A98-A14C-J35H-46UD-F5AR862J2AH5}\StubPath = "file:\\\\C:\\sys.exe"	sys.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	sys.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe

Executes dropped EXE 1 IoCs

pid	Process
2024	sys.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\ie.bat	sys.exe
File created	C:\WINDOWS\SysWOW64\qx.bat	sys.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\WINDOWS\sys.exe	sys.exe
File opened for modification	C:\WINDOWS\sys.exe	sys.exe
File opened for modification	C:\WINDOWS\sys.exe	attrib.exe
File created	C:\WINDOWS\sys.exe	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe
File opened for modification	C:\WINDOWS\sys.exe	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Kills process with taskkill 2 IoCs

evasion

pid	Process
3328	taskkill.exe
3884	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 40 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4173300109"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4199393534"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31093748"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000046600867cea8cb4995f7301d78886de600000000020000000000106600000001000020000000be314b02192f307fd31838e754ee30d0f401c0fad714f59f8e0974881e4955c1000000000e800000000200002000000078a674f06e66805c4364d841b55bb2a852c644f66970b9d8edc8aa57dd18d49520000000693bfa19a523f235a6a78b1a3551f10bf6664b5591d0b16c7304b23a1fb48f474000000042629d2b564e06e4ba732d9e9c2c05db6be81281aacfc59bb041923ce976f0fa692923ff7ae4a92dc34b93247bc0f206e925da7b1cd7a62f288457a54493c5ae	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4199393534"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31093748"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "416954838"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31093748"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000046600867cea8cb4995f7301d78886de600000000020000000000106600000001000020000000eed6b9b83c49218cc6e5ad63043b72d5906827b67e0dbff1d5543c732a13119f000000000e8000000002000020000000d1279fe3df9e25959d709daa5e084620cf0f9b0f758ffa90b3e9229b6a82793a20000000b580569da4475ef9b1c90b0fe7a2d24284207395a03e2133c4fb7c91ab276f5540000000c290f6854fcef3a8b0b8e42ff4ee7babd2954be4f9cd2a4b0144feaab12c443bf6c2198e6a8d5d654fc117fab581973f4110192ca985a138fa9e8dcbf59bb921	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31093748"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{23DC5D40-DFE8-11EE-BD28-C6E29C351F1E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main	sys.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4173300109"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e06b2ff9f473da01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d09736f9f473da01	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://dhku.com"	sys.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2024	sys.exe
2024	sys.exe
2024	sys.exe
2024	sys.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3328	taskkill.exe
Token: SeDebugPrivilege	3884	taskkill.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1520	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe
2024	sys.exe
1520	iexplore.exe
1520	iexplore.exe
4464	IEXPLORE.EXE
4464	IEXPLORE.EXE
4464	IEXPLORE.EXE
4464	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 3328	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	84
PID 2244 wrote to memory of 3328	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	84
PID 2244 wrote to memory of 3328	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	84
PID 2244 wrote to memory of 2024	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	87
PID 2244 wrote to memory of 2024	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	87
PID 2244 wrote to memory of 2024	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	87
PID 2244 wrote to memory of 3100	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	88
PID 2244 wrote to memory of 3100	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	88
PID 2244 wrote to memory of 3100	2244	3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe	88
PID 2024 wrote to memory of 3884	2024	sys.exe	90
PID 2024 wrote to memory of 3884	2024	sys.exe	90
PID 2024 wrote to memory of 3884	2024	sys.exe	90
PID 2024 wrote to memory of 1520	2024	sys.exe	92
PID 2024 wrote to memory of 1520	2024	sys.exe	92
PID 1520 wrote to memory of 4464	1520	iexplore.exe	93
PID 1520 wrote to memory of 4464	1520	iexplore.exe	93
PID 1520 wrote to memory of 4464	1520	iexplore.exe	93
PID 2024 wrote to memory of 3608	2024	sys.exe	94
PID 2024 wrote to memory of 3608	2024	sys.exe	94
PID 2024 wrote to memory of 3608	2024	sys.exe	94
PID 3608 wrote to memory of 4328	3608	cmd.exe	96
PID 3608 wrote to memory of 4328	3608	cmd.exe	96
PID 3608 wrote to memory of 4328	3608	cmd.exe	96
PID 2024 wrote to memory of 1476	2024	sys.exe	97
PID 2024 wrote to memory of 1476	2024	sys.exe	97
PID 2024 wrote to memory of 1476	2024	sys.exe	97
PID 1476 wrote to memory of 2856	1476	cmd.exe	99
PID 1476 wrote to memory of 2856	1476	cmd.exe	99
PID 1476 wrote to memory of 2856	1476	cmd.exe	99
PID 2024 wrote to memory of 2900	2024	sys.exe	100
PID 2024 wrote to memory of 2900	2024	sys.exe	100
PID 2024 wrote to memory of 2900	2024	sys.exe	100
PID 2900 wrote to memory of 1144	2900	cmd.exe	102
PID 2900 wrote to memory of 1144	2900	cmd.exe	102
PID 2900 wrote to memory of 1144	2900	cmd.exe	102
PID 2024 wrote to memory of 5068	2024	sys.exe	103
PID 2024 wrote to memory of 5068	2024	sys.exe	103
PID 2024 wrote to memory of 5068	2024	sys.exe	103
PID 5068 wrote to memory of 2976	5068	cmd.exe	105
PID 5068 wrote to memory of 2976	5068	cmd.exe	105
PID 5068 wrote to memory of 2976	5068	cmd.exe	105
PID 2024 wrote to memory of 1088	2024	sys.exe	106
PID 2024 wrote to memory of 1088	2024	sys.exe	106
PID 2024 wrote to memory of 1088	2024	sys.exe	106
PID 1088 wrote to memory of 1812	1088	cmd.exe	108
PID 1088 wrote to memory of 1812	1088	cmd.exe	108
PID 1088 wrote to memory of 1812	1088	cmd.exe	108
PID 2024 wrote to memory of 1392	2024	sys.exe	109
PID 2024 wrote to memory of 1392	2024	sys.exe	109
PID 2024 wrote to memory of 1392	2024	sys.exe	109
PID 1392 wrote to memory of 2784	1392	cmd.exe	111
PID 1392 wrote to memory of 2784	1392	cmd.exe	111
PID 1392 wrote to memory of 2784	1392	cmd.exe	111
PID 2024 wrote to memory of 624	2024	sys.exe	112
PID 2024 wrote to memory of 624	2024	sys.exe	112
PID 2024 wrote to memory of 624	2024	sys.exe	112
PID 624 wrote to memory of 4112	624	cmd.exe	114
PID 624 wrote to memory of 4112	624	cmd.exe	114
PID 624 wrote to memory of 4112	624	cmd.exe	114

Views/modifies file attributes 1 TTPs 7 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2784	attrib.exe
4112	attrib.exe
4328	attrib.exe
2856	attrib.exe
1144	attrib.exe
2976	attrib.exe
1812	attrib.exe

C:\Users\Admin\AppData\Local\Temp\3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe
"C:\Users\Admin\AppData\Local\Temp\3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\SysWOW64\taskkill.exe
  taskkill.exe /im KSafeTray.exe /f
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3328
- C:\WINDOWS\sys.exe
  "C:\WINDOWS\sys.exe"
  2⤵
  - Modifies Installed Components in the registry
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Modifies Internet Explorer settings
  - Modifies Internet Explorer start page
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill.exe /im KSafeTray.exe /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3884
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" http://www.ymtuku.com/xg/?tan
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1520
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1520 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4464
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\All Users\桌面\Internet Explorer.lnk"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3608
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Documents and Settings\All Users\桌面\Internet Explorer.lnk"
      4⤵
      Views/modifies file attributes
      PID:4328
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\桌面\Internet Explorer.lnk"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1476
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Documents and Settings\Admin\桌面\Internet Explorer.lnk"
      4⤵
      Views/modifies file attributes
      PID:2856
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\启动 Internet Explorer 浏览器.lnk"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2900
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\启动 Internet Explorer 浏览器.lnk"
      4⤵
      Views/modifies file attributes
      PID:1144
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.lnk"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5068
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.lnk"
      4⤵
      Views/modifies file attributes
      PID:2976
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\「开始」菜单\程序\Internet Explorer.lnk"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1088
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Documents and Settings\Admin\「开始」菜单\程序\Internet Explorer.lnk"
      4⤵
      Views/modifies file attributes
      PID:1812
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c attrib +h "C:\WINDOWS\sys.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1392
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\WINDOWS\sys.exe"
      4⤵
      Drops file in Windows directory
      Views/modifies file attributes
      PID:2784
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c attrib +h "c:\sys.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:624
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "c:\sys.exe"
      4⤵
      Views/modifies file attributes
      PID:4112
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del 3ca83d3d6900587f9823eda0ea431e4e9012b7179d53974798e3b4821d2b348e.exe
  2⤵
  PID:3100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
09dac099269a055f9f0ca2bceb8f801e

SHA1
f92a3b7a1dd6db63c162e4029f96d8ff157450e1

SHA256
db4e4e9c1bcbf08fead4e43095a289e2390e0c689668c5e0685166ea4b6488ee

SHA512
33e13bc0919c8f5977b65f097ca769fe91b8f1d8e0077e5055507dad27c5274fa1f7613d5af4904bf6c9f9b1dbdfd3163572e51e2d46b520597af63b1e4d6507

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
012e5bc4e2b630d3df6e2af43ede2c4a

SHA1
624a7ad12dea09d945fe01b74c3668b215a85b5a

SHA256
2eeefe8a7d0c4ab2eabae5864e90fa7c8cd2f0bc0e3a0f327834d7e5e0d4f46b

SHA512
ef89079ae052cd47b8948e9912823b9d588501610610471b4f92ca63d5c298b91bcf8b5959ca269b9bf5480d381c6d5dc4c3f89534c3dcfe954a80a8038aec39

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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verD34E.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\UG0DPB4T\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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C:\Windows\sys.exe

Filesize
137KB

MD5
df8bc00f0649adb4c2d8d405e1f86022

SHA1
2c92b3f1e81d1531c77b006915d13becd83f73b1

SHA256
8d74cb3357e421fdd4dc42b2503ff1e8351b4614cc7bc70bf433a3d33d8f4122

SHA512
38906304976237b4ec1a83e143e69524207992dfa6ede95b0358db61cdd55b71f426bcb5c219a5a1af60639370db0f4ea4cbcbd1ee8b5c5aafe1912df2fb4e40

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\??\c:\sys.exe

Filesize
137KB

MD5
7b2886ff634eb9dda0e8b5bd43f61d61

SHA1
fe259ee1ab9e6f1ff02c4bcde37cefa8de84dcb7

SHA256
7d3a262eed530f22d3f83577db46335556c32ad35b4fa2d7f381faf516ec7300

SHA512
84277030ea552e10ef698f57e4d21c0ff80235b6afaf6c0cc1f12ac70f7aca98e8c7d3a0c93be076d85419d3eff7f7efb0484cbaf6e61caaf969ca76b5fab290

Download Submit