1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e

Analysis

max time kernel
148s
max time network
79s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23/11/2022, 21:03

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General

Target

1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe
Size

120KB
MD5

04f464fcc77f199f0678f77f3b1a4620
SHA1

64434b89eba0b5330bb6b1f57e484d94e0ab79f8
SHA256

1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e
SHA512

9e966ebb6ea73b59cf18513b672585c3a77018f3c8378e0c308801ab6b60c1e28e9bec165c2e7ce613387087df17cdaa6a583ab155b71adc832a8e204ad13ae7
SSDEEP

3072:8+l+0ibSwLDTDqlY2BQlSnBSzVmPiYkRI8MTt4UeRn:HliBPTGN+lSBS1pCtz8

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1952	kernels32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	kernels32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Service System = "\"c:\\windows\\kernels32.exe\""	kernels32.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\kernels32.exe	1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe
File created	C:\Windows\ieupdate.dat	kernels32.exe
File created	\??\c:\windows\kernels32.exe	1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
848	1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe
1952	kernels32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 1952	848	1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe	27
PID 848 wrote to memory of 1952	848	1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe	27
PID 848 wrote to memory of 1952	848	1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe	27
PID 848 wrote to memory of 1952	848	1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe	27

C:\Users\Admin\AppData\Local\Temp\1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe
"C:\Users\Admin\AppData\Local\Temp\1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:848
- \??\c:\windows\kernels32.exe
  c:\windows\kernels32.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:1952

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

Replay Monitor

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Downloads

C:\Windows\kernels32.exe

Filesize
120KB

MD5
04f464fcc77f199f0678f77f3b1a4620

SHA1
64434b89eba0b5330bb6b1f57e484d94e0ab79f8

SHA256
1eface64047109fef44943535a1a9ab8d1d40eb2b93e98e913dffcd7f734659e

SHA512
9e966ebb6ea73b59cf18513b672585c3a77018f3c8378e0c308801ab6b60c1e28e9bec165c2e7ce613387087df17cdaa6a583ab155b71adc832a8e204ad13ae7

Download Submit
memory/848-61-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/848-62-0x0000000001EE0000-0x0000000002098000-memory.dmp

Filesize
1.7MB

Download
memory/848-64-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/1952-60-0x0000000074C91000-0x0000000074C93000-memory.dmp

Filesize
8KB

Download
memory/1952-63-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/1952-65-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download