29ded82c5acf51f2f114af607a404fb3a4f818ad11e1d22fe0f4e9adffc74e92

Analysis

max time kernel
92s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05-07-2024 16:49

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General

Target

270ae38bca32a17689b20bd2587e8050_JaffaCakes118.exe
Size

512KB
MD5

270ae38bca32a17689b20bd2587e8050
SHA1

a9aada322c43fbced023a0ac8090a6433f321e8b
SHA256

29ded82c5acf51f2f114af607a404fb3a4f818ad11e1d22fe0f4e9adffc74e92
SHA512

601b5daa0ec79620528c8a898239898893da8dbc103e063fcf78ff46f1e8f405e6a9f150eb10224479e72110a5c95e9b5d8e342fee4fdff0b7e71d6f259ae32d
SSDEEP

12288:IS3c815S2lR0zVjVJG4P6403f9jr8mpUoj0Cx5B:Vc05sz1G4CJ3f9lUoj

Score

7^/10

persistence upx vmprotect

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2352	VX_1_S~1.EXE

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a0000000234ad-6.dat	upx
behavioral2/memory/2352-8-0x0000000000400000-0x0000000000528000-memory.dmp	upx

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/2992-0-0x0000000001000000-0x00000000010F9000-memory.dmp	vmprotect
behavioral2/memory/2992-1-0x0000000001000000-0x00000000010F9000-memory.dmp	vmprotect
behavioral2/memory/2992-10-0x0000000001000000-0x00000000010F9000-memory.dmp	vmprotect

Adds Run key to start application 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\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	270ae38bca32a17689b20bd2587e8050_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3236	2352	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2352	2992	270ae38bca32a17689b20bd2587e8050_JaffaCakes118.exe	82
PID 2992 wrote to memory of 2352	2992	270ae38bca32a17689b20bd2587e8050_JaffaCakes118.exe	82
PID 2992 wrote to memory of 2352	2992	270ae38bca32a17689b20bd2587e8050_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\270ae38bca32a17689b20bd2587e8050_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\270ae38bca32a17689b20bd2587e8050_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VX_1_S~1.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VX_1_S~1.EXE
  2⤵
  - Executes dropped EXE
  PID:2352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 548
    3⤵
    - Program crash
    PID:3236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2352 -ip 2352
1⤵
PID:2356

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\IXP000.TMP\VX_1_S~1.EXE

Filesize
411KB

MD5
036a94a011bc624c10e2e6df3fe5a5ad

SHA1
c0fd668932331e7dc9728deaf4ea2297ce422aa2

SHA256
bd6a88f8ac00f2f012efd8f5c86191a3deea761c3b21814732d93e53b76a6ec5

SHA512
50a8ac486d9fbf331d3ed15bea12ce1415f893fc62d548e11a98bb1d6441a1933a41d0fd31a9fdc5a0bd903c2bb6c3c10a30b424cf066976c3db8721adc59290

Download Submit
memory/2352-8-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2992-0-0x0000000001000000-0x00000000010F9000-memory.dmp

Filesize
996KB

Download
memory/2992-2-0x00000000010F2000-0x00000000010F3000-memory.dmp

Filesize
4KB

Download
memory/2992-1-0x0000000001000000-0x00000000010F9000-memory.dmp

Filesize
996KB

Download
memory/2992-10-0x0000000001000000-0x00000000010F9000-memory.dmp

Filesize
996KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads