c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5

Analysis

max time kernel
35s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 06:49

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General

Target

c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.dll
Size

171KB
MD5

17393b3b820e1bdea9577dd182cbc3d3
SHA1

4d80d461502ffa0ad6ceefa34ea2fd7c2b2bb92c
SHA256

c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5
SHA512

d122a685ef85ae51c7ae46e31c9944ecf20f67cec61a77d230694de710c907ffdd78d1b8b30cfdd1a73ee1717cfbdca02da265f1f29691a194558495a053e0b9
SSDEEP

3072:uELWj64Z/6tS96qJbff1j4BuiofWHoyBpmY5MupmlHlBCR9E+TTJ:Ps6gD96qN+BuJ8VpCD+9nt

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\SOFTWARE\Microsoft\Internet Explorer\UrlSearchHooks	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\URLSearchHooks\{2399DF90-F3B7-45F5-9FE5-86970F375E17}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2399DF90-F3B7-45F5-9FE5-86970F375E17}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.msiess	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.msiess\Clsid\ = "{2399DF90-F3B7-45F5-9FE5-86970F375E17}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2399DF90-F3B7-45F5-9FE5-86970F375E17}\ProgID\ = "c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.msiess"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2399DF90-F3B7-45F5-9FE5-86970F375E17}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2399DF90-F3B7-45F5-9FE5-86970F375E17}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2399DF90-F3B7-45F5-9FE5-86970F375E17}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2399DF90-F3B7-45F5-9FE5-86970F375E17}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.msiess\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.msiess\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2399DF90-F3B7-45F5-9FE5-86970F375E17}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 808	1108	regsvr32.exe	27
PID 1108 wrote to memory of 808	1108	regsvr32.exe	27
PID 1108 wrote to memory of 808	1108	regsvr32.exe	27
PID 1108 wrote to memory of 808	1108	regsvr32.exe	27
PID 1108 wrote to memory of 808	1108	regsvr32.exe	27
PID 1108 wrote to memory of 808	1108	regsvr32.exe	27
PID 1108 wrote to memory of 808	1108	regsvr32.exe	27

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\c2322a9a5df073787881f12e32cff915a1d42a1951517018b4dfa7f21ad416c5.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:808

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

memory/808-56-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download
memory/1108-54-0x000007FEFBF71000-0x000007FEFBF73000-memory.dmp

Filesize
8KB

Download