dec109b879e2ce39464d7deab798eb8aceb3f58c9583052c87dc693c97652409

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19-08-2024 07:13

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General

Target

aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe
Size

432KB
MD5

aa132ef10f213a83b8edfde6546ca3af
SHA1

e5bc652a0d468677e7e4edceb75a8b9c458acdbf
SHA256

dec109b879e2ce39464d7deab798eb8aceb3f58c9583052c87dc693c97652409
SHA512

1391a67cd80151ad54129a5c0271c658dad6bc15f47cea9024bb43cd1bf4bfde3289fa2041ef366d3e58d6dac67304b6de193b163bc9a8682911e259436bcbd5
SSDEEP

12288:QkCdyiaajRf8EQ9TfTL+VWmQYeFe68ID/B3Se:Q9R+Q2e6jh9

Score

10^/10

discovery persistence

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "userinit.exe,C:\\Windows\\system32\\ntos.exe,"	aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ntos.exe	aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2560	aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe
2560	aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2560	aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aa132ef10f213a83b8edfde6546ca3af_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

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

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Downloads

memory/2560-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2560-2-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2560-1-0x0000000000410000-0x0000000000412000-memory.dmp

Filesize
8KB

Download
memory/2560-7-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2560-8-0x0000000000410000-0x0000000000412000-memory.dmp

Filesize
8KB

Download