00d69c89ab209265413134b2a67a37d7f3b9bf9a1655e08778dfdcba07009f14

Analysis

max time kernel
93s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2024, 00:34

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General

Target

4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe
Size

39KB
MD5

4775a25c5c3ce0bf858208c9af616c80
SHA1

71bcafaf55dff2b5d69b36a69d3858f742b9d028
SHA256

00d69c89ab209265413134b2a67a37d7f3b9bf9a1655e08778dfdcba07009f14
SHA512

0f13851525731f9a06993f627487a12a5db67944d9c8a71401cde303ac249e98f3c32f5438500b442153cfdddc69f334239068e17a7aef687c5b07defed01fa1
SSDEEP

768:XV4nYirIVEYEE7CMiVBUmpibSRvqF9i5Ht6ukWRUjvkIFwz:FsYgIVP7diVBUBtikfWwkPz

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2344-0-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2344-5-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2344-6-0x0000000000400000-0x0000000000426000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DvdPlayer.exe	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\DvdPlayer.exe	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe

Kills process with taskkill 2 IoCs

evasion

pid	Process
1328	taskkill.exe
3264	taskkill.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000_Classes\Local Settings	rundll32.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeSystemtimePrivilege	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe
Token: SeDebugPrivilege	3264	taskkill.exe
Token: SeDebugPrivilege	1328	taskkill.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 1100	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	83
PID 2344 wrote to memory of 1100	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	83
PID 2344 wrote to memory of 1100	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	83
PID 2344 wrote to memory of 1328	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	84
PID 2344 wrote to memory of 1328	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	84
PID 2344 wrote to memory of 1328	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	84
PID 2344 wrote to memory of 3264	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	85
PID 2344 wrote to memory of 3264	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	85
PID 2344 wrote to memory of 3264	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	85
PID 2344 wrote to memory of 740	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	86
PID 2344 wrote to memory of 740	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	86
PID 2344 wrote to memory of 740	2344	4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe	86
PID 1100 wrote to memory of 2700	1100	net.exe	93
PID 1100 wrote to memory of 2700	1100	net.exe	93
PID 1100 wrote to memory of 2700	1100	net.exe	93
PID 740 wrote to memory of 2712	740	net.exe	94
PID 740 wrote to memory of 2712	740	net.exe	94
PID 740 wrote to memory of 2712	740	net.exe	94

C:\Users\Admin\AppData\Local\Temp\4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\net.exe
  net stop "Norton Antivirus Auto Protect Service"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1100
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop "Norton Antivirus Auto Protect Service"
    3⤵
    PID:2700
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im NOD32KRN.EXE
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1328
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im NOD32KUI.EXE
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3264
- C:\Windows\SysWOW64\net.exe
  net stop "mcshield"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:740
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop "mcshield"
    3⤵
    PID:2712

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\FirewallControlPanel.dll,ShowWarningDialog "C:\Users\Admin\AppData\Local\Temp\4775a25c5c3ce0bf858208c9af616c80_JaffaCakes118.exe"
1⤵
- Modifies registry class
PID:3244

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2344-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2344-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2344-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download