b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed

Analysis

max time kernel
34s
max time network
39s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 15:14

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General

Target

b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe
Size

54KB
MD5

a2b3ecbc0e24649389143edda113ff9a
SHA1

130ef89435bc2c7c8cbe21211d9bbaa108d67ffa
SHA256

b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed
SHA512

630d700769aa2d3b56143fd7fca9957d73eb1e0f56078967fa066a4d85961b0939bc5b35f7bd7972ff1fc1862069f6d198ea2ec284c9a71f0e8bd86a880710e9
SSDEEP

1536:3nLvs+iVqGJi+X9cgydqfTP7q0qPYNIFJyW:3DmsAi+X9byrpV3yW

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{958C8EE3-16D5-D9AA-67C0-4045623214AA}	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{958C8EE3-16D5-D9AA-67C0-4045623214AA}\stubpath = "%SystemRoot%\\system32\\GoogleUpdate.exe"	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe

Deletes itself 1 IoCs

pid	Process
1700	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GoogleUpdate.exe	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe
File opened for modification	C:\Windows\SysWOW64\GoogleUpdate.exe	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 1964	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	27
PID 1144 wrote to memory of 1964	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	27
PID 1144 wrote to memory of 1964	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	27
PID 1144 wrote to memory of 1964	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	27
PID 1144 wrote to memory of 1700	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	31
PID 1144 wrote to memory of 1700	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	31
PID 1144 wrote to memory of 1700	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	31
PID 1144 wrote to memory of 1700	1144	b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe	31

C:\Users\Admin\AppData\Local\Temp\b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe
"C:\Users\Admin\AppData\Local\Temp\b03e462f748c34d97a6c77dca24101f933ee914d151f41743bdbbded0da3d8ed.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{958C8EE3-16D5-D9AA-67C0-4045623214AA}" /f
  2⤵
  PID:1964
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\B03E46~1.EXE > nul
  2⤵
  - Deletes itself
  PID:1700

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1144-54-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1144-56-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

Filesize
8KB

Download
memory/1144-58-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download