a6a0cf55d8736aa6210c1d2c8616c748323c7bd53a9c5dd7cdd228403ee988e7

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27/03/2024, 12:14

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General

Target

$EXEDIR/CCleaner Professional/CCleaner.exe
Size

3.5MB
MD5

e62ed5a7a2f21c5f377f924a33e12792
SHA1

6c3a1155aaee92c07a7f27dd64441c491ce733c2
SHA256

0199f5db10554a6138d7caf3d9d8a4b6ebfb49746b9523616406a4ed471ff39f
SHA512

38332209c797ecde26fa9cf9617b6a2daa2735f1ac08a1ae07384f487fb03c0bea4be1ef4159a7157456ec32e61ba386b23736cd4223e8840bbb555f70f190f0
SSDEEP

49152:HCvqo9q6j2zeKp4xJJVD68j+AfnL5d6z9CY7Jx34mo1xohq/n5tjS+7:HCFjW4jD68j++deskTJoToG7

Score

6^/10

Malware Config

Signatures

Checks for any installed AV software in registry 1 TTPs 7 IoCs

Security Software Discovery

T1518.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Avira	CCleaner64.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Avira\AntiVir Desktop	CCleaner64.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Avira\AntiVir Desktop	CCleaner64.exe
Key opened	\REGISTRY\MACHINE\Software\Avast Software\Avast	CCleaner64.exe
Key opened	\REGISTRY\MACHINE\Software\Wow6432Node\Avast Software\Avast	CCleaner64.exe
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Avast Software\Avast	CCleaner64.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Avira	CCleaner64.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor	CCleaner64.exe
Key queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	CCleaner64.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	CCleaner64.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	CCleaner64.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2240	2216	CCleaner.exe	28
PID 2216 wrote to memory of 2240	2216	CCleaner.exe	28
PID 2216 wrote to memory of 2240	2216	CCleaner.exe	28
PID 2216 wrote to memory of 2240	2216	CCleaner.exe	28

C:\Users\Admin\AppData\Local\Temp\$EXEDIR\CCleaner Professional\CCleaner.exe
"C:\Users\Admin\AppData\Local\Temp\$EXEDIR\CCleaner Professional\CCleaner.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\$EXEDIR\CCleaner Professional\CCleaner64.exe
  "C:\Users\Admin\AppData\Local\Temp\$EXEDIR\CCleaner Professional\CCleaner.exe"
  2⤵
  - Checks for any installed AV software in registry
  - Checks processor information in registry
  PID:2240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Software Discovery

T1518

Security Software Discovery

T1518.001

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\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\$EXEDIR\CCleaner Professional\ccleaner.ini

Filesize
76B

MD5
ccda851bcadf1a521e6392541f464960

SHA1
303e4d6504721c843f3e21ba4c558fa799af0e55

SHA256
4157f1be6d006d9e8dc913f73b96e6f540774b4a4811ff5b050ea93c5c7ee2ca

SHA512
8128846d890ff45489efa91704bd94cd666c2510f3b6e1c369e3d01b482387ac46ce498436c735b529427ce7f3009a3e49a8957683ceb671d1c16817f6622cc1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar61D6.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
memory/2240-38-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

Filesize
4KB

Download
memory/2240-300-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

Filesize
4KB

Download