d08cb2f87e76595a39ad0fa9997781f58b671a755f7bb836f35da7c829a5faec

Analysis

max time kernel
150s
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, 04:41

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General

Target

ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
Size

3.1MB
MD5

ea9b02a02619b71a43d24f75e5191cb5
SHA1

55a9e0ffaafcbe392f81354f0d8b0b266d422867
SHA256

d08cb2f87e76595a39ad0fa9997781f58b671a755f7bb836f35da7c829a5faec
SHA512

976ba233f4e52e1841fd1ad0b8b1bd4240d7ee00f51ec787a55dba487d5048bc29e43c6c4db80d520cad3fd4b797b86ce495b7888eb3743442239a0ebbaa8420
SSDEEP

49152:ZUuBTOjZwS1Ihk+hy7iHuaRZnt+NTNLiG97U:ZXRO0hkr2Rxt+ep

Score

10^/10

credential_access discovery 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"	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
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

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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	wininit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\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\ConsentPromptBehaviorAdmin = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	ea9b02a02619b71a43d24f75e5191cb5_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\PromptOnSecureDesktop = "0"	wininit.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\EnableLUA = "0"	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Executes dropped EXE 2 IoCs

pid	Process
4908	wininit.exe
2332	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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ea9b02a02619b71a43d24f75e5191cb5_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
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	\??\c:\windows\wininit.exe	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
File opened for modification	\??\c:\windows\wininit.exe	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
File opened for modification	\??\c:\windows\RCXBA47.tmp	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
File opened for modification	\??\c:\windows\wininit.exe	wininit.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wininit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
4908	wininit.exe
4908	wininit.exe
4908	wininit.exe
4908	wininit.exe
4908	wininit.exe
4908	wininit.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe
2332	svchost.exe
2332	svchost.exe
4908	wininit.exe
4908	wininit.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
4908	wininit.exe
2332	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4908	wininit.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 8 wrote to memory of 4908	8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe	82
PID 8 wrote to memory of 4908	8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe	82
PID 8 wrote to memory of 4908	8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe	82
PID 8 wrote to memory of 2332	8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe	83
PID 8 wrote to memory of 2332	8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe	83
PID 8 wrote to memory of 2332	8	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe	83

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"	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	ea9b02a02619b71a43d24f75e5191cb5_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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	wininit.exe

C:\Users\Admin\AppData\Local\Temp\ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea9b02a02619b71a43d24f75e5191cb5_JaffaCakes118.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:8
- \??\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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - System policy modification
  PID:4908
- \??\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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - System policy modification
  PID:2332

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

System Information Discovery

T1082

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

C:\Windows\RCXBA47.tmp

Filesize
3.1MB

MD5
cfa8e4c2a8be38cd7eb3f12344ed771f

SHA1
13bef75ca1f550db86820d31f4ff234108b75b3c

SHA256
f98c9a40b559438b3eb63c750d8f345d88233dfec6a399928a66a20adf9d8e09

SHA512
7349bec73c36821193bdf38fe3fa5c5ca8933a78ea8440816594af74f0c39638e905e6da327e08e4a29a53d0f437d645d9316f1c418dde01bd166a38ef5cc1ef

Download Submit
C:\Windows\wininit.exe

Filesize
3.1MB

MD5
ea9b02a02619b71a43d24f75e5191cb5

SHA1
55a9e0ffaafcbe392f81354f0d8b0b266d422867

SHA256
d08cb2f87e76595a39ad0fa9997781f58b671a755f7bb836f35da7c829a5faec

SHA512
976ba233f4e52e1841fd1ad0b8b1bd4240d7ee00f51ec787a55dba487d5048bc29e43c6c4db80d520cad3fd4b797b86ce495b7888eb3743442239a0ebbaa8420

Download Submit
memory/8-0-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/8-39-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2332-44-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2332-40-0x0000000002750000-0x0000000002751000-memory.dmp

Filesize
4KB

Download
memory/2332-45-0x0000000002750000-0x0000000002751000-memory.dmp

Filesize
4KB

Download
memory/2332-57-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/4908-42-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/4908-43-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/4908-38-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/4908-54-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/4908-66-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download