56378abacf178280185c747b192d33a13d4998731238d9d826349ea52f018061

Analysis

max time kernel
142s
max time network
156s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10/07/2024, 17:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe
Size

16KB
MD5

35ca4d6b86212c48c53d710e611d3e6e
SHA1

b8b87f0b352e81a5057a233dff3cad97d6a5bf03
SHA256

56378abacf178280185c747b192d33a13d4998731238d9d826349ea52f018061
SHA512

a999a5003e0174625cc6d258844865c7a8c4f112e6b96777c0e3c322334839239ff8de461ece3e445e2aaa00fb40fb68dbad477b0dc23db814765a57ef247bcb
SSDEEP

384:MTSFnRYFUux9foIR4QjfXZmQYtRAh43mq8IaEZnjO:vRYdxquXRmlmhE

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2752	jkhgvwu9.exe

Executes dropped EXE 1 IoCs

pid	Process
2752	jkhgvwu9.exe

Loads dropped DLL 2 IoCs

pid	Process
1892	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe
1892	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1892-1-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/1892-3-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2752-15-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2752-16-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2752-19-0x0000000000400000-0x0000000000407000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\jkhgvwu9 = "C:\\Windows\\SysWOW64\\jkhgvwu9.exe"	jkhgvwu9.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\jkhgvwu9 = "C:\\Windows\\SysWOW64\\jkhgvwu9.exe"	jkhgvwu9.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\jkhgvwu9.exe	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\jkhgvwu9.exe	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 2752	1892	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2752	1892	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2752	1892	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2752	1892	35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\jkhgvwu9.exe
  *C:\Users\Admin\AppData\Local\Temp\35ca4d6b86212c48c53d710e611d3e6e_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  PID:2752

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

Replay Monitor

Loading Replay Monitor...

Downloads

\Windows\SysWOW64\jkhgvwu9.exe

Filesize
16KB

MD5
35ca4d6b86212c48c53d710e611d3e6e

SHA1
b8b87f0b352e81a5057a233dff3cad97d6a5bf03

SHA256
56378abacf178280185c747b192d33a13d4998731238d9d826349ea52f018061

SHA512
a999a5003e0174625cc6d258844865c7a8c4f112e6b96777c0e3c322334839239ff8de461ece3e445e2aaa00fb40fb68dbad477b0dc23db814765a57ef247bcb

Download Submit
memory/1892-0-0x0000000000510000-0x0000000000519000-memory.dmp

Filesize
36KB

Download
memory/1892-1-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1892-3-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1892-11-0x0000000000510000-0x0000000000519000-memory.dmp

Filesize
36KB

Download
memory/2752-13-0x0000000000510000-0x0000000000519000-memory.dmp

Filesize
36KB

Download
memory/2752-15-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2752-16-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2752-19-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads