a446e51d8195dc2b80af24830710d45081cfd6446108245f798f6875e3579165

General

Target

b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
Size

11KB
MD5

b8caabee63a6d72483b43bdbcf1a7cdf
SHA1

3191677755990183c06da8f8c4b484eb9f5b0297
SHA256

a446e51d8195dc2b80af24830710d45081cfd6446108245f798f6875e3579165
SHA512

5add13234b7b7b6c674e238f8e9a7be6cd190dc9368182934fadbd3227548603719d3cd778a5465473b2fbcf486893ec9f58b5352f0ada42a7a420ad3774bed4
SSDEEP

192:X04MI5KLKb434No3CCJWSgtJeqq+ML/0tUECgr3MPrqxwgKs278aV:uI5KL/4NoLYSg3eiq+9Cgr3MPWmgKz7t

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\drivers\kisawids.sys	rundll32.exe
File created	C:\Windows\SysWOW64\drivers\kisawids.sys	rundll32.exe

Deletes itself 1 IoCs

pid	Process
2940	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2868	systemIdle.exe

Loads dropped DLL 2 IoCs

pid	Process
2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
2556	b8caabee63a6d72483b43bdbcf1a7cdf_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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\360Tary = "C:\\Windows\\system32\\systemIdle.exe"	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\360Tary = "C:\\Windows\\system32\\systemIdle.exe"	systemIdle.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\systemIdle.exe	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\systemIdle.exe	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Winxp.dll	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
File created	C:\Windows\Winxp.dll	systemIdle.exe

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 6 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	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systemIdle.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
2588	rundll32.exe
2868	systemIdle.exe
2868	systemIdle.exe
2868	systemIdle.exe
2244	rundll32.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 2588	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	30
PID 2556 wrote to memory of 2588	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	30
PID 2556 wrote to memory of 2588	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	30
PID 2556 wrote to memory of 2588	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	30
PID 2556 wrote to memory of 2588	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	30
PID 2556 wrote to memory of 2588	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	30
PID 2556 wrote to memory of 2588	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	30
PID 2556 wrote to memory of 2868	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	32
PID 2556 wrote to memory of 2868	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	32
PID 2556 wrote to memory of 2868	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	32
PID 2556 wrote to memory of 2868	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	32
PID 2868 wrote to memory of 2244	2868	systemIdle.exe	33
PID 2868 wrote to memory of 2244	2868	systemIdle.exe	33
PID 2868 wrote to memory of 2244	2868	systemIdle.exe	33
PID 2868 wrote to memory of 2244	2868	systemIdle.exe	33
PID 2868 wrote to memory of 2244	2868	systemIdle.exe	33
PID 2868 wrote to memory of 2244	2868	systemIdle.exe	33
PID 2868 wrote to memory of 2244	2868	systemIdle.exe	33
PID 2868 wrote to memory of 2716	2868	systemIdle.exe	34
PID 2868 wrote to memory of 2716	2868	systemIdle.exe	34
PID 2868 wrote to memory of 2716	2868	systemIdle.exe	34
PID 2868 wrote to memory of 2716	2868	systemIdle.exe	34
PID 2556 wrote to memory of 2940	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	35
PID 2556 wrote to memory of 2940	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	35
PID 2556 wrote to memory of 2940	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	35
PID 2556 wrote to memory of 2940	2556	b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe	35

C:\Users\Admin\AppData\Local\Temp\b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\Winxp.dll MyEntryPoint
  2⤵
  - Drops file in Drivers directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2588
- C:\Windows\SysWOW64\systemIdle.exe
  C:\Windows\system32\systemIdle.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\Winxp.dll MyEntryPoint
    3⤵
    - Drops file in Drivers directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2244
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del C:\Windows\system32\systemIdle.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2716
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\b8caabee63a6d72483b43bdbcf1a7cdf_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2940

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

Indicator Removal

1

T1070

File Deletion

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

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Downloads

C:\Windows\SysWOW64\drivers\kisawids.sys

Filesize
1KB

MD5
1505b6a86a818a4ed1cb28d6079335b7

SHA1
ef43718496081c58bd0e2b950884975fbe176e78

SHA256
52d82040b051f633ecfaf49fef3f9a5b3b55b39834e44af2176a8534b35dd9ca

SHA512
9db99e89b9d4dbacd73d53bb713444cd4f9626f211acf2b59f1a740649e8c3f80bcdc61acea842d8cab2ad37c5815f87a7a56990ef4fa8caeba8e80b64d38996

Download Submit
C:\Windows\Winxp.dll

Filesize
13KB

MD5
7938ed1405b1547a2e6984ab80e32b73

SHA1
648dcdd4dad0bb604c721c6e1085d6d55240bd66

SHA256
03405b18e8d3d74134577d5e257a4e02cae8bbb24493bba9284438d751158fa4

SHA512
f6d41a82ed0fea32144e30655931d02547d46e9db2fe19ca14429d70d7ea733d0ee46e0c51b8963a14b2bba477ba954375507dff2b54c454f1666a2793a11632

Download Submit
\Windows\SysWOW64\systemIdle.exe

Filesize
11KB

MD5
b8caabee63a6d72483b43bdbcf1a7cdf

SHA1
3191677755990183c06da8f8c4b484eb9f5b0297

SHA256
a446e51d8195dc2b80af24830710d45081cfd6446108245f798f6875e3579165

SHA512
5add13234b7b7b6c674e238f8e9a7be6cd190dc9368182934fadbd3227548603719d3cd778a5465473b2fbcf486893ec9f58b5352f0ada42a7a420ad3774bed4

Download Submit
memory/2244-18-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download
memory/2556-4-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2588-3-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads