c5dc42c9db5463ecacd6b6ca0f031b530f1f43c163a2fc3b27af6845d4426fb6

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/06/2024, 22:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe
Size

866KB
MD5

17b4904b0e6088dcd336c803c275eefd
SHA1

61c17663874971dd7a69071ee61ef3b3525ff6a5
SHA256

c5dc42c9db5463ecacd6b6ca0f031b530f1f43c163a2fc3b27af6845d4426fb6
SHA512

df65fd449626ce5cfae0e4f16b518def718c14a97f28ce67ba5efc18fb5781576465c5385068a867bc59eb92b48fa403f0aac911bbbda9bad576c1ce730a6b2d
SSDEEP

12288:rbpHYUKy5U1bo9t8DMRSW9vbciUiLuAvOxMt11i27QitjQHANUTN0:r5sJo6YrFUiyAak11Ltjx

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4992	svchest425075242507520.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1856-0-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral2/memory/1856-1-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral2/files/0x000800000002341d-7.dat	upx
behavioral2/memory/4992-10-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral2/memory/4992-11-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral2/memory/4992-13-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral2/memory/1856-14-0x0000000000400000-0x0000000000597000-memory.dmp	upx

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\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe"	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1856	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe
4992	svchest425075242507520.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	\??\c:\Windows\svchest425075242507520.exe	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest425075242507520.exe	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe
File created	\??\c:\Windows\BJ.exe	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\BJ.exe	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 4992	1856	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe	81
PID 1856 wrote to memory of 4992	1856	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe	81
PID 1856 wrote to memory of 4992	1856	17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\17b4904b0e6088dcd336c803c275eefd_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1856
- \??\c:\Windows\svchest425075242507520.exe
  c:\Windows\svchest425075242507520.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:4992

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

C:\Windows\svchest425075242507520.exe

Filesize
866KB

MD5
17b4904b0e6088dcd336c803c275eefd

SHA1
61c17663874971dd7a69071ee61ef3b3525ff6a5

SHA256
c5dc42c9db5463ecacd6b6ca0f031b530f1f43c163a2fc3b27af6845d4426fb6

SHA512
df65fd449626ce5cfae0e4f16b518def718c14a97f28ce67ba5efc18fb5781576465c5385068a867bc59eb92b48fa403f0aac911bbbda9bad576c1ce730a6b2d

Download Submit
memory/1856-0-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/1856-1-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/1856-14-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/4992-10-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/4992-11-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/4992-13-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads