026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9

Analysis

max time kernel
147s
max time network
181s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 02:57

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General

Target

026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9.exe
Size

380KB
MD5

fafde24964baa607df550e6c0b69606a
SHA1

8205755fa88be0262289732c316ef515e49f788e
SHA256

026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9
SHA512

602e507c579c6f2ae76eee39f101c32cd36e94b4ea9e696fed8a589c9bbb5fb929fe23284f608bd590be496ea1b259a0adbb6a5633e9f519496d55211b219a0a
SSDEEP

6144:A7gB1ZRiwyU/nr7jqd/hhdH5E4iGJjRJ2WHFEg1Af0XbJwqcP8ha7dBby:AMCmOZFWg1M020hcBb

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1480	vcflye.exe
1712	vcflye.exe

Creates a Windows Service
persistence

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\vcflye.exe	026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9.exe
File opened for modification	C:\Windows\vcflye.exe	026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9.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	vcflye.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	vcflye.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum	vcflye.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7"	vcflye.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	vcflye.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	vcflye.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft	vcflye.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie	vcflye.exe

Suspicious behavior: EnumeratesProcesses 51 IoCs

pid	Process
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe
1712	vcflye.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
872	026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 1712	1480	vcflye.exe	28
PID 1480 wrote to memory of 1712	1480	vcflye.exe	28
PID 1480 wrote to memory of 1712	1480	vcflye.exe	28
PID 1480 wrote to memory of 1712	1480	vcflye.exe	28

C:\Users\Admin\AppData\Local\Temp\026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9.exe
"C:\Users\Admin\AppData\Local\Temp\026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
PID:872

C:\Windows\vcflye.exe
C:\Windows\vcflye.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Windows\vcflye.exe
  C:\Windows\vcflye.exe Win7
  2⤵
  - Executes dropped EXE
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:1712

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\vcflye.exe

Filesize
380KB

MD5
fafde24964baa607df550e6c0b69606a

SHA1
8205755fa88be0262289732c316ef515e49f788e

SHA256
026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9

SHA512
602e507c579c6f2ae76eee39f101c32cd36e94b4ea9e696fed8a589c9bbb5fb929fe23284f608bd590be496ea1b259a0adbb6a5633e9f519496d55211b219a0a

Download Submit
C:\Windows\vcflye.exe

Filesize
380KB

MD5
fafde24964baa607df550e6c0b69606a

SHA1
8205755fa88be0262289732c316ef515e49f788e

SHA256
026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9

SHA512
602e507c579c6f2ae76eee39f101c32cd36e94b4ea9e696fed8a589c9bbb5fb929fe23284f608bd590be496ea1b259a0adbb6a5633e9f519496d55211b219a0a

Download Submit
C:\Windows\vcflye.exe

Filesize
380KB

MD5
fafde24964baa607df550e6c0b69606a

SHA1
8205755fa88be0262289732c316ef515e49f788e

SHA256
026afe8c0c6da4d8c654db281f45c68acf5446567363277d546c3479b610f6e9

SHA512
602e507c579c6f2ae76eee39f101c32cd36e94b4ea9e696fed8a589c9bbb5fb929fe23284f608bd590be496ea1b259a0adbb6a5633e9f519496d55211b219a0a

Download Submit
memory/872-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download
memory/872-55-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download