8aa8f46111e6a173c05717f8125adde2e0bc523ef3011be4d7b15eadcfd7aa55

General

Target

cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe
Size

112KB
MD5

cddaa7179541238b2b55ce629d374c13
SHA1

f4efc0e96736c2081a93917e5bff4d4bc2e6739c
SHA256

8aa8f46111e6a173c05717f8125adde2e0bc523ef3011be4d7b15eadcfd7aa55
SHA512

7b2de1677a4846d4599efe00ef76f91b97508beb9a0b8e5aa1964c578b526a5e96a1f219d2c5ed13f55d275dfc87e9e0f949bee65da6aa5bb6b98238ac8e6227
SSDEEP

1536:dIly2lGtgJmKIY1F4b13WP/4oxllB00pj5rs:dOy2ldQbZWPAoLM0pjts

Score

10^/10

discovery persistence

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 = "C:\\Windows\\system32\\userinit.exe,"	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\protect_autorun = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe /start"	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\F:	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe

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	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 2 IoCs

evasion

pid	Process
2352	taskkill.exe
2264	taskkill.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2352	taskkill.exe
Token: SeDebugPrivilege	2264	taskkill.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe
2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe
2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2352	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	31
PID 2848 wrote to memory of 2352	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	31
PID 2848 wrote to memory of 2352	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	31
PID 2848 wrote to memory of 2352	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	31
PID 2848 wrote to memory of 2264	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	33
PID 2848 wrote to memory of 2264	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	33
PID 2848 wrote to memory of 2264	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	33
PID 2848 wrote to memory of 2264	2848	cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cddaa7179541238b2b55ce629d374c13_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /F /T /IM toy.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2352
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /F /T /IM wscript.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

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

memory/2848-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2848-1-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads