b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a

Analysis

max time kernel
90s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2022 06:30

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General

Target

b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe
Size

53KB
MD5

d5fae33e1ae2bd8a67ef332dbb089992
SHA1

85d80e796b8843d3151172d358ab7e3e7c9ae1c1
SHA256

b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a
SHA512

0eb50d2de21bf9ac9e2d9ecf0b584b674b179e8fab119ef4fc2774565515f89bb23cd4ec7248ea76234fdf7fb350e6fb5351b8a2ef4d5a87fc0b1760fa91a5d8
SSDEEP

768:3wPTxLgx8EKs+i9xWElGGeaFlJsD+jzWee3Wp/tZNh9+HjRuDJTQAkQpHUK1ruZZ:3ILvs+iVqGJi+XHe3ifzKjkV3pB1uCO

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\{22CD1F4C-C486-AD28-A004-FF6D78986734}	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{22CD1F4C-C486-AD28-A004-FF6D78986734}\stubpath = "%SystemRoot%\\system32\\GoogleUpdate.exe"	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GoogleUpdate.exe	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe
File opened for modification	C:\Windows\SysWOW64\GoogleUpdate.exe	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2824	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 5016	2824	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe	80
PID 2824 wrote to memory of 5016	2824	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe	80
PID 2824 wrote to memory of 5016	2824	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe	80
PID 2824 wrote to memory of 2252	2824	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe	82
PID 2824 wrote to memory of 2252	2824	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe	82
PID 2824 wrote to memory of 2252	2824	b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe	82

C:\Users\Admin\AppData\Local\Temp\b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe
"C:\Users\Admin\AppData\Local\Temp\b9d445850f389a2538a6b4e7671af74ee08d0b1b44437f0adec7ae53096d2d4a.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{22CD1F4C-C486-AD28-A004-FF6D78986734}" /f
  2⤵
  PID:5016
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\B9D445~1.EXE > nul
  2⤵
  PID:2252

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/2252-134-0x0000000000000000-mapping.dmp

Download
memory/2824-132-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

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memory/2824-135-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5016-133-0x0000000000000000-mapping.dmp

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