738cbb5e4c08c9e0384206c297ebb207dd8a64cce51ffaba62cce84053a92b75

General

Target

884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe
Size

51KB
MD5

884fa6f68ebc37e897c4a7d7bb32a75f
SHA1

011601fcb414846d72e7bcf3973ce0248e7ed35e
SHA256

738cbb5e4c08c9e0384206c297ebb207dd8a64cce51ffaba62cce84053a92b75
SHA512

61b33063b2673f5bd700b9c32aa0c3204002670ebb24b202fec5226650b23741db27e24a073894accb572417eb655d8cf43ca6bbce3b375119b5c7ac0b5a8c18
SSDEEP

1536:E5urmX2eZwS2N6XG9IgTwHZ6ioZWZ3um4:B5yw6XG9fwXoZWt54

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\umwpj.sys	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\drivers\umwpj.sys	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\kpvlfl\ImagePath = "system32\\drivers\\umwpj.sys"	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2948	cmd.exe

Loads dropped DLL 8 IoCs

pid	Process
1512	rundll32.exe
1512	rundll32.exe
1512	rundll32.exe
1512	rundll32.exe
2888	Rundll32.exe
2888	Rundll32.exe
2888	Rundll32.exe
2888	Rundll32.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2876-0-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral1/memory/2876-24-0x0000000000400000-0x0000000000419000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\cPip.dll	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\cPip.dll	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Hf0j9s.bat	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.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 5 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	Rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2600	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2600	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
480	Process not Found

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2888	Rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2888	Rundll32.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 1512	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	30
PID 2876 wrote to memory of 1512	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	30
PID 2876 wrote to memory of 1512	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	30
PID 2876 wrote to memory of 1512	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	30
PID 2876 wrote to memory of 1512	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	30
PID 2876 wrote to memory of 1512	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	30
PID 2876 wrote to memory of 1512	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	30
PID 1512 wrote to memory of 2888	1512	rundll32.exe	31
PID 1512 wrote to memory of 2888	1512	rundll32.exe	31
PID 1512 wrote to memory of 2888	1512	rundll32.exe	31
PID 1512 wrote to memory of 2888	1512	rundll32.exe	31
PID 1512 wrote to memory of 2888	1512	rundll32.exe	31
PID 1512 wrote to memory of 2888	1512	rundll32.exe	31
PID 1512 wrote to memory of 2888	1512	rundll32.exe	31
PID 2876 wrote to memory of 2948	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	32
PID 2876 wrote to memory of 2948	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	32
PID 2876 wrote to memory of 2948	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	32
PID 2876 wrote to memory of 2948	2876	884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe	32
PID 2948 wrote to memory of 2600	2948	cmd.exe	34
PID 2948 wrote to memory of 2600	2948	cmd.exe	34
PID 2948 wrote to memory of 2600	2948	cmd.exe	34
PID 2948 wrote to memory of 2600	2948	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\884fa6f68ebc37e897c4a7d7bb32a75f_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Windows\SysWOW64\rundll32.exe
  C:\Windows\system32\rundll32.exe C:\Windows\system32\cPip.dll,DllRegisterServer
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1512
- - C:\Windows\SysWOW64\Rundll32.exe
    C:\Windows\system32\Rundll32.exe C:\Windows\system32\cPip.dll,DllUnregisterServer
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    PID:2888
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\Hf0j9s.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2948
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2600

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

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Hf0j9s.bat

Filesize
249B

MD5
caa3b942e5f256e0e5d5e391eba60c77

SHA1
494e330f34949425c05677b7c3f40eba00fd67b1

SHA256
1f478625c0d307ace713724f213febce675522e28f31674f2668913dc72ada9c

SHA512
a0a34e2021e4ce7858e0941dde7d21f465aceb6b1cf9151242f35e70ce12ef1a4ba6438a4caaf78c8b662822c0e41721930d52a8994093bcb890a65cf6a46051

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

Filesize
32KB

MD5
3dc1d366a1761cb7ac93bf018f62ebe3

SHA1
6089904e3c6a70655a6be2550521e401952e7946

SHA256
4f1856de5e068c8be20580f338027210571de4c470e77eabc8246637f6651ed2

SHA512
c8dbf0dcb65b3de5fa2a229e606c09acdb1811c38ab8963b1e85a1cb816db1ea6bfa0416e5e09102656af9cc6c95157ddeb97934f2516ae6aea7bb6b99f562a0

Download Submit
memory/2876-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2876-24-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads