ae82443c75b3fa9562cbca7eedd64f119da4ebf354b0818895fab444db1ee192

Analysis

max time kernel
54s
max time network
63s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 14:00

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General

Target

1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe
Size

1.0MB
MD5

1b9234a7ee3ce4bd4892d7c973ae880b
SHA1

98c5885fa2164b7351f7422c40194672aeb20b1a
SHA256

ae82443c75b3fa9562cbca7eedd64f119da4ebf354b0818895fab444db1ee192
SHA512

d89c82e002e7ef438cfe0a739176d3f2b90650633e6aa0378bf9c7d6c2f1517893aeefed99e0ee14100572f0d1ce58def82ec5b433fef0dc87d62956158f802a
SSDEEP

24576:pCS77qIpYuAyckuvMOWd05nK6nf1CbFzWqQJX2rgyOgOemCns1/w:z77qIHNckucYnK6nf1CbFzWqQJXLzgOi

Score

7^/10

persistence vmprotect

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Output.exe

pid process

3856 Output.exe

pid	process
3856	Output.exe

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral2/memory/2956-0-0x0000000001000000-0x00000000011D8000-memory.dmp	vmprotect
behavioral2/memory/2956-2-0x0000000001000000-0x00000000011D8000-memory.dmp	vmprotect
behavioral2/memory/2956-11-0x0000000001000000-0x00000000011D8000-memory.dmp	vmprotect

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

4128 3856 WerFault.exe Output.exe
4272 3856 WerFault.exe Output.exe

pid	pid_target	process	target process
4128	3856	WerFault.exe	Output.exe
4272	3856	WerFault.exe	Output.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe

description	pid	process	target process
PID 2956 wrote to memory of 3856	2956	1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe	Output.exe
PID 2956 wrote to memory of 3856	2956	1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe	Output.exe
PID 2956 wrote to memory of 3856	2956	1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe	Output.exe

C:\Users\Admin\AppData\Local\Temp\1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1b9234a7ee3ce4bd4892d7c973ae880b_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2956

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Output.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Output.exe
2⤵
- Executes dropped EXE
PID:3856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3856 -s 600
3⤵
- Program crash
PID:4128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3856 -s 604
3⤵
- Program crash
PID:4272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3856 -ip 3856
1⤵
PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3856 -ip 3856
1⤵
PID:4948

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Output.exe
Filesize
769KB

MD5
4e4097692b9714eae6a632cebf45bd73

SHA1
8c8efdb0cb0490f9e443dac66542ccba72d0b773

SHA256
a07dd4b72456c4518bc7098661af7d9cbc2773fe6c6fb1a3dde65f4481f444ab

SHA512
f326b5e4f794a418c3b2c221dde04b43789d92197a02757af7a1515b6ec59611ded7f38ed5fb0f0a62490d96f960d05502ec2867654aa8680cf0f65ae8b7ec5a

Download Submit
memory/2956-0-0x0000000001000000-0x00000000011D8000-memory.dmp

Filesize
1.8MB

Download
memory/2956-1-0x00000000011BF000-0x00000000011C0000-memory.dmp

Filesize
4KB

Download
memory/2956-2-0x0000000001000000-0x00000000011D8000-memory.dmp

Filesize
1.8MB

Download
memory/2956-11-0x0000000001000000-0x00000000011D8000-memory.dmp

Filesize
1.8MB

Download
memory/3856-8-0x0000000000010000-0x00000000000D7000-memory.dmp

Filesize
796KB

Download
memory/3856-9-0x0000000000018000-0x0000000000019000-memory.dmp

Filesize
4KB

Download
memory/3856-10-0x0000000000010000-0x00000000000D7000-memory.dmp

Filesize
796KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads