8e166da15bf37026228a96d96de5f140bc6b77250fb647af78a427344ca69616

Analysis

max time kernel
150s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
02/05/2024, 00:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Size

3.1MB
MD5

0cfc9f28a31755aacf0dc7cf29de6042
SHA1

b2d3be71da6f3cdd1311d4f34f681c21de0a7156
SHA256

8e166da15bf37026228a96d96de5f140bc6b77250fb647af78a427344ca69616
SHA512

69e50203a91390dd80c8d5486eea13d8148d23b6d96dcd94d4fa09bf546336d07b31f888057dd2ec397d7756932e3f6c2607bde382f5b9fae01d8e7a543f8de2
SSDEEP

49152:ZUuBTOjZwS1Ihk+hy7iHuaRZnt+NTNLiG97g:ZXRO0hkr2Rxt+ep

Score

10^/10

evasion persistence spyware stealer trojan

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 4 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe, cmd.exe /c start c:\\windows\\wininit.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe"	wininit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe, cmd.exe /c start c:\\windows\\wininit.exe"	wininit.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	wininit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	svchost.exe

UAC bypass 3 TTPs 9 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	wininit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	wininit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wininit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2172	wininit.exe
1100	svchost.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

Checks whether UAC is enabled 1 TTPs 6 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	wininit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wininit.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\wininit.exe	wininit.exe
File created	\??\c:\windows\wininit.exe	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
File opened for modification	\??\c:\windows\wininit.exe	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
File opened for modification	\??\c:\windows\RCX39DC.tmp	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
1100	svchost.exe
1100	svchost.exe
2172	wininit.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
1100	svchost.exe
2172	wininit.exe
2172	wininit.exe
2172	wininit.exe
1100	svchost.exe
1100	svchost.exe
2172	wininit.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
2172	wininit.exe
1100	svchost.exe
1100	svchost.exe
2172	wininit.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
1100	svchost.exe
2172	wininit.exe
1100	svchost.exe
2172	wininit.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2172	wininit.exe
1100	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2172	wininit.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2768 wrote to memory of 2172	2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe	84
PID 2768 wrote to memory of 2172	2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe	84
PID 2768 wrote to memory of 2172	2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe	84
PID 2768 wrote to memory of 1100	2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe	85
PID 2768 wrote to memory of 1100	2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe	85
PID 2768 wrote to memory of 1100	2768	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe	85

System policy modification 1 TTPs 9 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	wininit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	wininit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wininit.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	svchost.exe

C:\Users\Admin\AppData\Local\Temp\0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0cfc9f28a31755aacf0dc7cf29de6042_JaffaCakes118.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2768
- \??\c:\windows\wininit.exe
  c:\windows\wininit.exe
  2⤵
  - Modifies WinLogon for persistence
  - Modifies visiblity of hidden/system files in Explorer
  - UAC bypass
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - System policy modification
  PID:2172
- \??\c:\users\admin\appdata\local\svchost.exe
  c:\users\admin\appdata\local\svchost.exe
  2⤵
  - Modifies WinLogon for persistence
  - Modifies visiblity of hidden/system files in Explorer
  - UAC bypass
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - System policy modification
  PID:1100

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\RCX39DC.tmp

Filesize
3.1MB

MD5
cfa8e4c2a8be38cd7eb3f12344ed771f

SHA1
13bef75ca1f550db86820d31f4ff234108b75b3c

SHA256
f98c9a40b559438b3eb63c750d8f345d88233dfec6a399928a66a20adf9d8e09

SHA512
7349bec73c36821193bdf38fe3fa5c5ca8933a78ea8440816594af74f0c39638e905e6da327e08e4a29a53d0f437d645d9316f1c418dde01bd166a38ef5cc1ef

Download Submit
C:\Windows\wininit.exe

Filesize
3.1MB

MD5
0cfc9f28a31755aacf0dc7cf29de6042

SHA1
b2d3be71da6f3cdd1311d4f34f681c21de0a7156

SHA256
8e166da15bf37026228a96d96de5f140bc6b77250fb647af78a427344ca69616

SHA512
69e50203a91390dd80c8d5486eea13d8148d23b6d96dcd94d4fa09bf546336d07b31f888057dd2ec397d7756932e3f6c2607bde382f5b9fae01d8e7a543f8de2

Download Submit
memory/1100-40-0x0000000002790000-0x0000000002791000-memory.dmp

Filesize
4KB

Download
memory/1100-43-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/1100-46-0x0000000002790000-0x0000000002791000-memory.dmp

Filesize
4KB

Download
memory/1100-54-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2172-36-0x0000000002540000-0x0000000002541000-memory.dmp

Filesize
4KB

Download
memory/2172-42-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2172-53-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2172-65-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2768-0-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/2768-39-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download