70e076b6426c9435eaa5286efdf1ea67af5c3ac77e90db8af231b36fd2fa1def

General

Target

835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe
Size

188KB
MD5

835e7f7414efc9565c4ce211b8d05474
SHA1

edf19a5cbb4c5bac1dad3481c6e0ff5d44a02497
SHA256

70e076b6426c9435eaa5286efdf1ea67af5c3ac77e90db8af231b36fd2fa1def
SHA512

1b54ba1e9284480f608ff26e3868aec392f3fe631b93cd630539de5cc2c02e4113758860f40765eadda121d63d74d898c1aa986407025a0d9c8c304fc79436c8
SSDEEP

1536:R9dqIsocGHi+jMKwuizj23PDEQ9EmumCE0kD:HsccGHiu9wuizUp

Score

10^/10

discovery evasion persistence trojan

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "3"	svchost.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	svchost.exe

UAC bypass 3 TTPs 1 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\EnableLUA = "0"	svchost.exe

Windows security bypass 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "1"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2272	winlogon.exe

Loads dropped DLL 2 IoCs

pid	Process
2616	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe
2616	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\NVIDIA Media Center Library = "C:\\Users\\Admin\\Admin1\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NVIDIA Media Center Library = "C:\\Users\\Admin\\Admin1\\winlogon.exe"	winlogon.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2272 set thread context of 2856	2272	winlogon.exe	30

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	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies Internet Explorer settings 1 TTPs 10 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Local Page = "http://www.nuevaq.fm"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Search_URL = "http://www.nuevaq.fm"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Page_URL = "http://www.nuevaq.fm"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Search Page = "http://www.nuevaq.fm"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://www.nuevaq.fm"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.nuevaq.fm"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Main	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Main	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Main\Local Page = "http://www.nuevaq.fm"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://www.nuevaq.fm"	svchost.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.nuevaq.fm"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://www.nuevaq.fm"	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeBackupPrivilege	2856	svchost.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2616	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe
2272	winlogon.exe
2856	svchost.exe
2856	svchost.exe
2856	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2272	2616	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2272	2616	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2272	2616	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2272	2616	835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe	29
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30
PID 2272 wrote to memory of 2856	2272	winlogon.exe	30

C:\Users\Admin\AppData\Local\Temp\835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\835e7f7414efc9565c4ce211b8d05474_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Users\Admin\Admin1\winlogon.exe
  "C:\Users\Admin\Admin1\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2272
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Modifies visibility of file extensions in Explorer
    - Modifies visiblity of hidden/system files in Explorer
    - UAC bypass
    - Windows security bypass
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Modifies Internet Explorer start page
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Hide Artifacts

2

T1564

Hidden Files and Directories

2

T1564.001

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\Admin1\winlogon.exe

Filesize
188KB

MD5
835e7f7414efc9565c4ce211b8d05474

SHA1
edf19a5cbb4c5bac1dad3481c6e0ff5d44a02497

SHA256
70e076b6426c9435eaa5286efdf1ea67af5c3ac77e90db8af231b36fd2fa1def

SHA512
1b54ba1e9284480f608ff26e3868aec392f3fe631b93cd630539de5cc2c02e4113758860f40765eadda121d63d74d898c1aa986407025a0d9c8c304fc79436c8

Download Submit
memory/2856-17-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-19-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-25-0x0000000003EA0000-0x00000000041E7000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads