hxxps://click[.]convertkit-mail3[.]com/lmu08qrewrimh0o393vtx/3ohphkh76x7q02cr/aHR0cHM6Ly9hcHAucHJlbWlvaWJlc3QuY29tL3ZvdGFjYW8vY29udGV1ZG8tZWR1Y2FjaW9uYWw_YWN0aW9uPXZvdGU=__;!!Ot-Ko5wnKoHzUzQBWQ!9UNcWvCUP_B2iFr5CDYpuCa8aLbp8sDjX272QmYoE_FSyxKxvds2hcXOgVO25tQmNWxIcwu3n03um9qxd3E2PpJo$

Analysis

max time kernel
30s
max time network
24s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2023 08:53

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General

Target

https://click.convertkit-mail3.com/lmu08qrewrimh0o393vtx/3ohphkh76x7q02cr/aHR0cHM6Ly9hcHAucHJlbWlvaWJlc3QuY29tL3ZvdGFjYW8vY29udGV1ZG8tZWR1Y2FjaW9uYWw_YWN0aW9uPXZvdGU=__;!!Ot-Ko5wnKoHzUzQBWQ!9UNcWvCUP_B2iFr5CDYpuCa8aLbp8sDjX272QmYoE_FSyxKxvds2hcXOgVO25tQmNWxIcwu3n03um9qxd3E2PpJo$

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-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B4A30587-EE57-11ED-BDA1-E2BD7878EA51} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4560	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4560	iexplore.exe
4560	iexplore.exe
2884	IEXPLORE.EXE
2884	IEXPLORE.EXE
2884	IEXPLORE.EXE
2884	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4560 wrote to memory of 2884	4560	iexplore.exe	84
PID 4560 wrote to memory of 2884	4560	iexplore.exe	84
PID 4560 wrote to memory of 2884	4560	iexplore.exe	84

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://click.convertkit-mail3.com/lmu08qrewrimh0o393vtx/3ohphkh76x7q02cr/aHR0cHM6Ly9hcHAucHJlbWlvaWJlc3QuY29tL3ZvdGFjYW8vY29udGV1ZG8tZWR1Y2FjaW9uYWw_YWN0aW9uPXZvdGU=__;!!Ot-Ko5wnKoHzUzQBWQ!9UNcWvCUP_B2iFr5CDYpuCa8aLbp8sDjX272QmYoE_FSyxKxvds2hcXOgVO25tQmNWxIcwu3n03um9qxd3E2PpJo$
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4560
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4560 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2884

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\q7s3h6i\imagestore.dat

Filesize
12KB

MD5
a5b72f29576dd5b20f7eabd57c9197e7

SHA1
e3ae390c8247e1d0ea024da35f44644e83a0f907

SHA256
ee9112b19a7cb0a56e17b4feed2a5a0c11868f9c6a08211f9bb5873a551c1c0d

SHA512
23461d6f4664a33c5982b357bfca41adf8f8b88f2f64457d1ee2698de10975796ca2fbdc7ad03dc8a20fbc2e1646ad8f909a5e4703ab740014128dd68137d67c

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\K941J8ND\android-icon-192x192[1].png

Filesize
12KB

MD5
94c8aab5b0c4f6d6e2a14099336debca

SHA1
83db58b6134d30ce539ae002144ec07ad5c85b82

SHA256
b92b6e57162c2916b8a070dd8146553ee5c95093eee8eac83da5d7231da0babd

SHA512
9b57d1402dbef0e3f8a021194ea2360a13bf8b97592906a232a134ac9767011ebb61ddd1f79ff257f7eab4839ffd05c802bfa1e742359de994e85772a8b3e619

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