534b2f21a17b6710422eddfb78d11e07c99abe086af0895d694869c1ca24b000

Analysis

max time kernel
97s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 13:11

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General

Target

3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
Size

9KB
MD5

3941108bc21b6b7568b058ad3a00026d
SHA1

fd1729d9bf72d8a6cff97d9f5ce35da53d9de6b4
SHA256

534b2f21a17b6710422eddfb78d11e07c99abe086af0895d694869c1ca24b000
SHA512

d47c9f77c7ff857f6d608606162a97cc46ad26724239feb334f61d1a8ffdd150f0b8b46a3f304daea905b2efbbecfb50837a402fb6691a2716e0cd00fdc0c7e4
SSDEEP

192:YCoui32kFeiIve13FHiZbLZD/V6fvx8x/otVHh7aa:0ui32FiI2tFCbzIXOx/67j

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\midimaptl = "{4F4F0064-71E0-4f0d-0017-708476C7815F}"	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1568	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\midimaptl.tmp	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\midimaptl.dat	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\midimaptl.tmp	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F}	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F}\InProcServer32	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F}\InProcServer32\ = "C:\\Windows\\SysWow64\\midimaptl.dll"	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4F4F0064-71E0-4f0d-0017-708476C7815F}\InProcServer32\ThreadingModel = "Apartment"	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1568	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
1568	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1568	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 1932	1568	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe	86
PID 1568 wrote to memory of 1932	1568	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe	86
PID 1568 wrote to memory of 1932	1568	3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3941108bc21b6b7568b058ad3a00026d_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\EB89.tmp.bat
  2⤵
  PID:1932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\EB89.tmp.bat

Filesize
207B

MD5
682701616b98132e7694cfdf1470ad61

SHA1
7c0d41fc5c1190d6e9e52b82da006a3b930616f7

SHA256
57754eb2ace60dbbec4f5e7a8e928769c1e1241d5dbb6083d14bd334b71423c1

SHA512
85b3b34ef91f95dec22fe6ccb94a1c3d5497306127928492a74ce565422e455b3e01c323d7eff5a85d6d5c52f8bdbb233c1515071bc78cf9ddf51d1d8307a660

Download Submit
C:\Windows\SysWOW64\midimaptl.tmp

Filesize
20KB

MD5
9f0863a5ce140e40feb250e6677f001c

SHA1
47ac82dbefd05deb18164c0ace329af56a9d1c53

SHA256
f05052bcd7aaf44520c03548708c323c43be9bf4bf08f2ff262881950c625893

SHA512
cc9a8a9d29cd90a7b03cb6362a569d617a626c03c58f6301807c0401a7dd6e1c61ed12063036440bd47291af3fd80ad0726a1082793b85134f9257c5cd03a977

Download Submit