hxxp://62[.]182[.]86[.]140/main/29000/b5776f46333ce948a82372c1cfd78ac1/Xiaodong Wang, H[.] Vincent Poor - Wireless Communication Systems_ Advanced Techniques for Signal Reception-Prentice Hall (2009)[.]chm

Analysis

max time kernel
158s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02/05/2023, 01:29

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General

Target

http://62.182.86.140/main/29000/b5776f46333ce948a82372c1cfd78ac1/Xiaodong Wang, H. Vincent Poor - Wireless Communication Systems_ Advanced Techniques for Signal Reception-Prentice Hall (2009).chm

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\PhishingFilter	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = d42e80ebae45d901	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1603275486"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000016b1b6fc7cfc59429b2ebf78760d5fe3000000000200000000001066000000010000200000004e69e32209290b1dfde628977a528e7a0eb13014ec115687c2bbfc432bebf856000000000e8000000002000020000000337f6777e07863f3b99676a7e87e2d54ee8072474583c815452a5dcda4c53f8020000000ff57e130e9c915c3d94152884c8ee2857bcd145073c179241eff99a3cca0d8ec40000000e1811fabcbc47276f9d20a0b134aa1aca9e133d9df512ac77005a74fcc8511c702f312f7df40dbc7937d0b23e7e6ee8b1f44bad82830cfa50d29ff391ab5d185	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31030438"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{87EEDA83-E899-11ED-9EF6-E2BD7878EA51} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\RepId\PublicId = "{5F3BD8DC-1ECF-4601-91EE-6BA88AC334F8}"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1564055331"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a011785fa67cd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "389763141"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\RepId	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31030438"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1564055331"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000016b1b6fc7cfc59429b2ebf78760d5fe3000000000200000000001066000000010000200000001a2f584a5521aabce3c05954094e6315e66c9865a8d5278054be251270a53bed000000000e8000000002000020000000c79c1362701a9039fb1380404be64cd25acd8bc78aa274db9094543637db627d2000000081a4b8aea7a69111d909fd4fb7bcfba62e7ec0f20afb087252290203cd31dade40000000890c2a2bed591b8edd925bf32da60a58562a504827f1ffebfc35a91432f35796783b0c98a62327ee4b61f79f28a2db87d382331d8dbbb9c6a17f6e783c3ce2f4	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60c1945fa67cd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31030438"	iexplore.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000_Classes\Local Settings	iexplore.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2284	iexplore.exe
2284	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2284	iexplore.exe
2284	iexplore.exe
1612	IEXPLORE.EXE
1612	IEXPLORE.EXE
1120	hh.exe
1120	hh.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 1612	2284	iexplore.exe	81
PID 2284 wrote to memory of 1612	2284	iexplore.exe	81
PID 2284 wrote to memory of 1612	2284	iexplore.exe	81
PID 2284 wrote to memory of 1120	2284	iexplore.exe	90
PID 2284 wrote to memory of 1120	2284	iexplore.exe	90

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" "http://62.182.86.140/main/29000/b5776f46333ce948a82372c1cfd78ac1/Xiaodong Wang, H. Vincent Poor - Wireless Communication Systems_ Advanced Techniques for Signal Reception-Prentice Hall (2009).chm"
1⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2284 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1612
- C:\Windows\hh.exe
  "C:\Windows\hh.exe" C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WPCK8CWE\Xiaodong Wang, H. Vincent Poor - Wireless Communication Systems_ Advanced Techniques for Signal Reception-Prentice Hall (2009).chm
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1120

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

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
1e391ce24e7ed996e412d5edf310ccda

SHA1
4f23a6cca7e719ca6df97b491aa421f4c9770f7d

SHA256
5276eca80f733056a477e1a10b8d91d4d2292ba2bfc424e1638af80301aefa8f

SHA512
2e78d95590e77b91ead8ab8ce6568243684eb56af7facf1e646207fb767dc1d54f3aae3872506bca59de886e5e2a689892c8a6cd5d9a32b1b64e183d10e27e48

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

Filesize
434B

MD5
133e12ca81dc0771352995ed8f9c9a93

SHA1
cbdb7f644642aba3984bdb8dc08ee80daf8345cd

SHA256
e292eb5e6a9c9545ad5411e4352f16d2f9fca97380d9fa748e3c71320b093302

SHA512
b2f1af925219c3ca61a45688179b96a1ec8d433d5bb188d7d70b2b9bda2aaee80b529e9498d23fd07f8b72099e8c4ec54bceaa2246c239db325b413db7c00315

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WPCK8CWE\Xiaodong Wang, H. Vincent Poor - Wireless Communication Systems_ Advanced Techniques for Signal Reception-Prentice Hall (2009).chm.uv211w2.partial

Filesize
12.0MB

MD5
b5776f46333ce948a82372c1cfd78ac1

SHA1
0c746f21df63bc3f7b847be1b492ef8ad3e58a0c

SHA256
9b79425f33465636b1da21a3d1b28d4013ba5d8f2e2e54dc907b5d55bcdd04b4

SHA512
c5ff2902f42a7ce19eeb86e243a13caa24c9b2e0ba9d92148cd937488608adf22503d620aab1e2d5f21501d6962ba79257da9fba655931ca31fc3d848b68ede2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WPCK8CWE\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1120-168-0x000002766D7B0000-0x000002766EE27000-memory.dmp

Filesize
22.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads