2c628a9437c3a4d9fbf70343493707676573644b40fac8faa39c7f9cadf40b00

General

Target

ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe
Size

124KB
MD5

ea81e7b33ee9ace5b45a611fb6c2a93d
SHA1

0f1e4d9505761e52a9c50e2f77d7d5d1bb5e0db6
SHA256

2c628a9437c3a4d9fbf70343493707676573644b40fac8faa39c7f9cadf40b00
SHA512

80ec87c5a8b5474df1077689d8ffe01274b0c980affab900d63871f9a0c4000548d380ca50d9ffad93c4751393ff7c7f60609590135105edcca1d525a5c580ba
SSDEEP

1536:iSi+1N33RGm//kOSpvzUJEC9frrIEQgBs4QH6uMS98RrRqZ:m+1roAJXfnsgBsrl98Lg

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-1-5-21-1488793075-819845221-1497111674-1000\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-1-5-21-1488793075-819845221-1497111674-1000\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
2760	winlogon.exe

Loads dropped DLL 2 IoCs

pid	Process
2228	ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe
2228	ea81e7b33ee9ace5b45a611fb6c2a93d_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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\NVIDIA Media Center Library = "C:\\Users\\Admin\\Admin1\\winlogon.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NVIDIA Media Center Library = "C:\\Users\\Admin\\Admin1\\winlogon.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2760 set thread context of 2752	2760	winlogon.exe	31

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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe

Modifies Internet Explorer settings 1 TTPs 10 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Main	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main\Local Page = "http://z-8-h-3-5-7-r-d-5-0-p-6-o-0-2-7-v-r-h-c-g-.a-l-v-d-z-o0-n-x-6-v-0-q-q-m-7-g-d-z-7-7-o-b-m-7-z-4-a-q-0.info"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://q-1-o-.u-l-c-6-e-p-a-a-0-z-m-s-m-00-v-2-i-7-5-f-l-7-7-l-t-j-h-h-9.info"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Page_URL = "http://2-.a-l-v-d-z-o0-n-x-6-v-0-q-q-m-7-g-d-z-7-7-o-b-m-7-z-4-a-q-0.info"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Local Page = "http://3-8-8-0-3-b-b-l-u-8-i-8-z-z-d-2-.5-b-e-n-t-f-p-p-7-1-1-0-7-c-q-0-3-00-6-u-7-t-1-n-y-q-u-f-u.info"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://o-d-9-8-0-s-2-5-4-o-g-0-y-1-.a-l-v-d-z-o0-n-x-6-v-0-q-q-m-7-g-d-z-7-7-o-b-m-7-z-4-a-q-0.info"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Search Page = "http://7-k-9-v-7-3-4-4-2-s-s-1-b-7-9-l-3-d-.j-z-0-3-0-u-u-x-f-1l-3-l-h-w-b-q-z-u-5-n-l-l-m-s-5-v-s-z-g.info"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Search_URL = "http://h-4-k-4-2-x-9-w-u-4-9-0-d-4-8-a-o-g-j-1-8-.a-l-v-d-z-o0-n-x-6-v-0-q-q-m-7-g-d-z-7-7-o-b-m-7-z-4-a-q-0.info"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://y-8-d-8-u-o-p-6-m-d-b-6-2-0-8-x-c-7-4-s-l-a-o-9-2-l-.i-k-r-g-1-0-u-5-1-f-3-g-li-9-p-1-x-t-6-g-l-8-m-q-y-s-k-6-l.info"	svchost.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://2-.a-l-v-d-z-o0-n-x-6-v-0-q-q-m-7-g-d-z-7-7-o-b-m-7-z-4-a-q-0.info"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://s-g-b-5-v-6-j-2-j-c-t-0-e-9-l-5-5-3-n-0-x-n-2-2-1-l-7-x-.a-l-v-d-z-o0-n-x-6-v-0-q-q-m-7-g-d-z-7-7-o-b-m-7-z-4-a-q-0.info"	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeBackupPrivilege	2752	svchost.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2228	ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe
2760	winlogon.exe
2752	svchost.exe
2752	svchost.exe
2752	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2760	2228	ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2760	2228	ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2760	2228	ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2760	2228	ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe	30
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31
PID 2760 wrote to memory of 2752	2760	winlogon.exe	31

C:\Users\Admin\AppData\Local\Temp\ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea81e7b33ee9ace5b45a611fb6c2a93d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Users\Admin\Admin1\winlogon.exe
  "C:\Users\Admin\Admin1\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\svchost.exe
    0
    3⤵
    - Modifies visibility of file extensions in Explorer
    - Modifies visiblity of hidden/system files in Explorer
    - UAC bypass
    - Windows security bypass
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Modifies Internet Explorer start page
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2752

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

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Downloads

\Users\Admin\Admin1\winlogon.exe

Filesize
124KB

MD5
ea81e7b33ee9ace5b45a611fb6c2a93d

SHA1
0f1e4d9505761e52a9c50e2f77d7d5d1bb5e0db6

SHA256
2c628a9437c3a4d9fbf70343493707676573644b40fac8faa39c7f9cadf40b00

SHA512
80ec87c5a8b5474df1077689d8ffe01274b0c980affab900d63871f9a0c4000548d380ca50d9ffad93c4751393ff7c7f60609590135105edcca1d525a5c580ba

Download Submit
memory/2752-18-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2752-15-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2752-13-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2752-19-0x0000000003B20000-0x0000000004B82000-memory.dmp

Filesize
16.4MB

Download
memory/2752-23-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads