d24b2b7f9e420fa4462c7479ff9b35ec8990dbe552195eed194db3b540a4ebb9

Analysis

max time kernel
140s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 05:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe
Size

64KB
MD5

eab1398452187ca8dd88465c5447b54d
SHA1

49739489a4f24323c885ccc94d9b3ee7b5fe97c8
SHA256

d24b2b7f9e420fa4462c7479ff9b35ec8990dbe552195eed194db3b540a4ebb9
SHA512

48fec043abaa59a0b3d981a2eeb3b1d5a3aecb09645c9a730ebe88de769c106b8d9a1def3926dea6e4d8069de00562f21d710b7b8322ce62e6cb3d78fbfeaa9c
SSDEEP

768:p+jQbpOhCU/JefrPjHgYaO/CSCMC0rWIAbpAtxUr6UXFZrwohHn8lX3PinPlo8h1:p+jQbU4fHXHCMWX5XP5GXqquusal4y8l

Score

10^/10

discovery persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe"	eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4228-2-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral2/memory/4228-4-0x0000000000400000-0x0000000000420000-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\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\S6899100 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe"	eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2760	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2760	taskkill.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 2760	4228	eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe	82
PID 4228 wrote to memory of 2760	4228	eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe	82
PID 4228 wrote to memory of 2760	4228	eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eab1398452187ca8dd88465c5447b54d_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /F /IM explorer.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2760

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

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4228-1-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4228-0-0x0000000000412000-0x0000000000416000-memory.dmp

Filesize
16KB

Download
memory/4228-2-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4228-3-0x0000000000412000-0x0000000000416000-memory.dmp

Filesize
16KB

Download
memory/4228-4-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads