hxxps://rv[.]furaffinity[.]net/live/www/delivery/cl[.]php?bannerid=12797&zoneid=9&sig=4544344a4652942fa2e25cdfacb0d0154150efcb1b0dcaa231ce9f4d588468b5&oadest=https%3A%2F%2Fwww[.]furaffinity[.]net%2Fuser%2Fdeadishwolf%2F

Analysis

max time kernel
19s
max time network
22s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
03-05-2023 21:07

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General

Target

https://rv.furaffinity.net/live/www/delivery/cl.php?bannerid=12797&zoneid=9&sig=4544344a4652942fa2e25cdfacb0d0154150efcb1b0dcaa231ce9f4d588468b5&oadest=https%3A%2F%2Fwww.furaffinity.net%2Fuser%2Fdeadishwolf%2F

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 15 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{4603D254-EA07-11ED-ABF7-5E730FDCBF57} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3980	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3980	iexplore.exe
3980	iexplore.exe
4624	IEXPLORE.EXE
4624	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 4624	3980	iexplore.exe	85
PID 3980 wrote to memory of 4624	3980	iexplore.exe	85
PID 3980 wrote to memory of 4624	3980	iexplore.exe	85

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://rv.furaffinity.net/live/www/delivery/cl.php?bannerid=12797&zoneid=9&sig=4544344a4652942fa2e25cdfacb0d0154150efcb1b0dcaa231ce9f4d588468b5&oadest=https%3A%2F%2Fwww.furaffinity.net%2Fuser%2Fdeadishwolf%2F
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3980 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4624

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\dcpq11e\imagestore.dat

Filesize
3KB

MD5
4ecf418b3e154d5ed44900fb89d2d963

SHA1
ad1995e358377157b1f9839ebb4e2eb78117f330

SHA256
a46d1a7993ce71ba57842b5c85f88faedfb94d92ac3ab5ca093388e76c4d18bc

SHA512
4c7bc209046febca357695a0ed9fc886a0b3b56a84c06cfa3e2e1983b78b78a0771eab276e1582565f21aba46b0b66127b81debf420fd18aae9e6291b4a2bd8c

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4HAJQ22Y\favicon[1].ico

Filesize
3KB

MD5
6787bc73345a5cf89b60823f9aab9185

SHA1
c70dd5da78b19dc592eb60915e17637d543c16b3

SHA256
4c03df1f0b572ad0852a32d1da31d389f058278a5fd6211ebe42adf6c412386b

SHA512
e274f5fdc455cb7860a4586bcc2fb7e150f5aa282674264ecd5e243626b5c205d2cffa912883196e657648d373a5ce48ed36db36749d95037f7e08df7620c407

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