c6c4a148fd11dfba881b1e04509b229af378c4bc15c7c4ef8435fb7d23fa8966

General

Target

b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe
Size

1.5MB
MD5

b36a25a7f0b92dfba3a2d6320938c6b8
SHA1

09698030231078824f10e40e475e7d8d9abc4b63
SHA256

c6c4a148fd11dfba881b1e04509b229af378c4bc15c7c4ef8435fb7d23fa8966
SHA512

d076cbf50b8981b8e1155c7de6bab5dc3c780ca0c8514609ed4865d1774df4bcc10cf7374ac5a1fadba6b4db11d22ced0068df83168de73b4c9bb8b582f3f613
SSDEEP

24576:cQbz+mcdH5sY0DOMLiMXSspgE1vIXLYGXmRhzPchYUhER58q06jysYGKY9bCs6vB:J4dH58LLSspgE1v0LpQzPNdD06ofWCeA

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2140	WRAR38~1.EXE

Loads dropped DLL 1 IoCs

pid	Process
3020	b36a25a7f0b92dfba3a2d6320938c6b8_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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2420 set thread context of 3020	2420	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	31

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	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WRAR38~1.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Main	WRAR38~1.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2140	WRAR38~1.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2140	WRAR38~1.EXE
2140	WRAR38~1.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 3020	2420	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	31
PID 2420 wrote to memory of 3020	2420	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	31
PID 2420 wrote to memory of 3020	2420	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	31
PID 2420 wrote to memory of 3020	2420	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	31
PID 2420 wrote to memory of 3020	2420	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	31
PID 2420 wrote to memory of 3020	2420	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2140	3020	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	32
PID 3020 wrote to memory of 2140	3020	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	32
PID 3020 wrote to memory of 2140	3020	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	32
PID 3020 wrote to memory of 2140	3020	b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Users\Admin\AppData\Local\Temp\b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b36a25a7f0b92dfba3a2d6320938c6b8_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\WRAR38~1.EXE
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\WRAR38~1.EXE
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2140

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

2

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\IXP000.TMP\WRAR38~1.EXE

Filesize
1.2MB

MD5
9ac5a4d6dc9b18c9b580f7c8b0bac5f5

SHA1
fe2b35cf87fcadbff5576d817c3741fb4f4a492d

SHA256
f2d7c6dabd00eac6ea8f7b82df217faefdeb690f6b8bd6488c89433e1dddbebd

SHA512
84b409237f7e0109e4b7f0050e832dda4ed95fdf9178db1fde46f1eaf3a8861236c29b2fbabb688e4bd4f40a604555dab5b690adba484c3b576bd2e656bcf335

Download Submit
memory/2140-23-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3020-0-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3020-3-0x0000000001000000-0x000000000117B000-memory.dmp

Filesize
1.5MB

Download
memory/3020-5-0x0000000001000000-0x000000000117B000-memory.dmp

Filesize
1.5MB

Download
memory/3020-2-0x0000000001000000-0x000000000117B000-memory.dmp

Filesize
1.5MB

Download
memory/3020-10-0x0000000001000000-0x000000000117B000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads