02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c

Analysis

max time kernel
168s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 15:36

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General

Target

02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe
Size

24KB
MD5

0b427dbaf40afeb9adfc4ab17833f4d7
SHA1

b0fde89600438daaceac853953aa0e8c54ad19eb
SHA256

02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c
SHA512

05da037b7e581d5853c919c12cf7b240c6951deae17bc9ff48300f1755e8ce438c7892c4d7aa17da2e8370996d4c87b81be0ef3db35e9a1dabc39a21d5a7a214
SSDEEP

384:VYVF8MzzsrpP2/hvIx0tLbt1cqyHDOKP3RMFuEwqnW22XzRn6WybPdoOOuK+f:IFLzqpKpIxO3yjAFxwX22jR9ybPH

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3440	putpue.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\putpue.exe	02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe
File opened for modification	C:\Windows\SysWOW64\putpue.exe	02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe

Checks processor information in registry 2 TTPs 2 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\0	putpue.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	putpue.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2024	02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 3096	2024	02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe	81
PID 2024 wrote to memory of 3096	2024	02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe	81
PID 2024 wrote to memory of 3096	2024	02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe	81

C:\Users\Admin\AppData\Local\Temp\02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe
"C:\Users\Admin\AppData\Local\Temp\02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\02661E~1.EXE > nul
  2⤵
  PID:3096

C:\Windows\SysWOW64\putpue.exe
C:\Windows\SysWOW64\putpue.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:3440

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\putpue.exe

Filesize
24KB

MD5
0b427dbaf40afeb9adfc4ab17833f4d7

SHA1
b0fde89600438daaceac853953aa0e8c54ad19eb

SHA256
02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c

SHA512
05da037b7e581d5853c919c12cf7b240c6951deae17bc9ff48300f1755e8ce438c7892c4d7aa17da2e8370996d4c87b81be0ef3db35e9a1dabc39a21d5a7a214

Download Submit
C:\Windows\SysWOW64\putpue.exe

Filesize
24KB

MD5
0b427dbaf40afeb9adfc4ab17833f4d7

SHA1
b0fde89600438daaceac853953aa0e8c54ad19eb

SHA256
02661ec88b960660a8dc9d8ff40874450b64e17bb12ad9a9131f9c7470d0d97c

SHA512
05da037b7e581d5853c919c12cf7b240c6951deae17bc9ff48300f1755e8ce438c7892c4d7aa17da2e8370996d4c87b81be0ef3db35e9a1dabc39a21d5a7a214

Download Submit