8227f747e2e8a8c6aa0a0adc41b5531bc4938c5f84632e5a4a44f31cbcbe34c8

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-08-2024 06:36

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General

Target

895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
Size

53KB
MD5

895d5e746da41e0688e4ffc3a12c69c1
SHA1

e76de2f65fce3bd02b80fb876951655b4ae59799
SHA256

8227f747e2e8a8c6aa0a0adc41b5531bc4938c5f84632e5a4a44f31cbcbe34c8
SHA512

879a725dce69902da35ce1c52b89c120360d9dd0e9d55992214d356eb95f17b000c1fd92db74a67d8f8a80f3532d4c01c4f84d4825d44bb4acbfa098b3083513
SSDEEP

1536:VMBN7SPiGtBoREbHIy4iQTMj1Zl3m9TZ8//1GeJ:KBN7ai0Bo2ky41wJb3XF

Score

10^/10

discovery persistence spyware stealer

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.exeC:\\Users\\Admin\\AppData\\Roaming\\appconf32.exe,"	TSTheme.exe

Deletes itself 1 IoCs

pid	Process
2700	TSTheme.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

System Location Discovery: System Language Discovery 1 TTPs 3 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	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TSTheme.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies Internet Explorer Protected Mode 1 TTPs 1 IoCs

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	TSTheme.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	TSTheme.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main	TSTheme.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe
2700	TSTheme.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2700	2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe	30
PID 2252 wrote to memory of 2700	2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe	30
PID 2252 wrote to memory of 2700	2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe	30
PID 2252 wrote to memory of 2700	2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe	30
PID 2252 wrote to memory of 2700	2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe	30
PID 2252 wrote to memory of 2700	2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe	30
PID 2252 wrote to memory of 2700	2252	895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe	30
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31
PID 2700 wrote to memory of 2984	2700	TSTheme.exe	31

C:\Users\Admin\AppData\Local\Temp\895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\895d5e746da41e0688e4ffc3a12c69c1_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\SysWOW64\TSTheme.exe
  C:\Windows\system32\TSTheme.exe
  2⤵
  - Modifies WinLogon for persistence
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer Protected Mode
  - Modifies Internet Explorer Protected Mode Banner
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2984

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2252-8-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2252-1-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2252-2-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2252-4-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2252-0-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2700-12-0x0000000000170000-0x000000000017D000-memory.dmp

Filesize
52KB

Download
memory/2700-5-0x0000000000170000-0x000000000017D000-memory.dmp

Filesize
52KB

Download
memory/2700-11-0x0000000000170000-0x000000000017D000-memory.dmp

Filesize
52KB

Download
memory/2700-6-0x0000000000170000-0x000000000017D000-memory.dmp

Filesize
52KB

Download
memory/2700-14-0x00000000771BF000-0x00000000771C0000-memory.dmp

Filesize
4KB

Download
memory/2700-18-0x0000000000170000-0x000000000017D000-memory.dmp

Filesize
52KB

Download
memory/2700-34-0x0000000000170000-0x000000000017D000-memory.dmp

Filesize
52KB

Download
memory/2984-30-0x0000000076B57000-0x0000000076B58000-memory.dmp

Filesize
4KB

Download
memory/2984-29-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2984-31-0x0000000076B40000-0x0000000076C50000-memory.dmp

Filesize
1.1MB

Download
memory/2984-33-0x00000000000C0000-0x00000000000CD000-memory.dmp

Filesize
52KB

Download
memory/2984-35-0x0000000076B40000-0x0000000076C50000-memory.dmp

Filesize
1.1MB

Download
memory/2984-41-0x0000000076B40000-0x0000000076C50000-memory.dmp

Filesize
1.1MB

Download