8d02a8dc22fb90f5ae20f9b2147ca14b5f06a5c6ee80a458c5ca066c7087712d

General

Target

bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
Size

9KB
MD5

bf99bd02663cf41ebca939228361a510
SHA1

decd84f279d896ecb077ed364192c369d1fa70a5
SHA256

8d02a8dc22fb90f5ae20f9b2147ca14b5f06a5c6ee80a458c5ca066c7087712d
SHA512

b8d39137aba1aeb24fc971f2cb21b072ebad38a02fb1dffc6d7709bb21c69d9cf7a7d692af65cb5a8082b93f929abeb075147c4e11fe0bf129355f69411a0e97
SSDEEP

192:sjfO4JtTSaX7T/bOvP2hOXEqMcmCoxN2OyzvoXcnUL5ad:sjxJ11nbKPzycmCoYToXcnUl0

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\midimapjr = "{4F4F0064-71E0-4f0d-0012-708476C7815F}"	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2316	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2272	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\midimapjr.tmp	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\midimapjr.dat	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\midimapjr.tmp	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0012-708476C7815F}\InProcServer32\ = "C:\\Windows\\SysWow64\\midimapjr.dll"	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0012-708476C7815F}\InProcServer32\ThreadingModel = "Apartment"	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0012-708476C7815F}	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4F4F0064-71E0-4f0d-0012-708476C7815F}\InProcServer32	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2272	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2272	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2316	2272	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe	31
PID 2272 wrote to memory of 2316	2272	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe	31
PID 2272 wrote to memory of 2316	2272	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe	31
PID 2272 wrote to memory of 2316	2272	bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bf99bd02663cf41ebca939228361a510_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\D182.tmp.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2316

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

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\D182.tmp.bat

Filesize
207B

MD5
283b7c9132034dbd8a668c231092e34f

SHA1
9c8250c422e1c9b14d6e9282d3efd60070f59642

SHA256
c2fe98aa287ac29483d2c26a100f14885125ec08458ae1a80d1035e0ba1721e1

SHA512
90ddeb34976023fe5f653df6d72c10368819736fefc2f755db0882913fe1493791aae91ac7b612517aea969293eab9f8ff1f4b8bda9db5188bcac6d90b19cc53

Download Submit
C:\Windows\SysWOW64\midimapjr.dll

Filesize
1.0MB

MD5
672dfa6ddf88b45ce86233ff01d5bd7d

SHA1
4911d14955df8b1f9a27038522c73d3c802324ea

SHA256
0621a750bb1d157a3cc5a64c37503466624369080121268168531b7a3655dd2f

SHA512
d19a448cde8ac6e426b0a9cc1712c30da1d21f28f6bb13078ed8812c93ebb446c1978c81073eac2d768c72de218f834f08ff9007b63eed2125f67bc2fdc4a8f0

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads