171e26fa2f5b5480ad9beaea154e5edc4ac63cbb57b780eb2395ba4dab4ddc95

General

Target

f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
Size

13KB
MD5

f681a7dd40872dc0e8f861e50321fd0e
SHA1

4840a52590ea04e03f1e0af5d2d01185c42a9112
SHA256

171e26fa2f5b5480ad9beaea154e5edc4ac63cbb57b780eb2395ba4dab4ddc95
SHA512

5aba653a3e34e79be43a8da6067098fc8ee336b585e52478f66eabf3f5f1b6b6a8c4a9f81b79102a45b03bedb1061a3cc1d2d3ce4ba356dc72d3e584aff99544
SSDEEP

384:n+x69znFy+97GCwKSAURiMnPBS0BZHETf8YBynFCT1a:nk6JnE+lf/SzS6H28/nFV

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\dpvvoxmh.dll = "{2876D76C-CAAA-4313-AF97-8D1D9A2A1087}"	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2744	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dpvvoxmh.tmp	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dpvvoxmh.tmp	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dpvvoxmh.nls	f681a7dd40872dc0e8f861e50321fd0e_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	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2876D76C-CAAA-4313-AF97-8D1D9A2A1087}	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2876D76C-CAAA-4313-AF97-8D1D9A2A1087}\InProcServer32	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2876D76C-CAAA-4313-AF97-8D1D9A2A1087}\InProcServer32\ = "C:\\Windows\\SysWow64\\dpvvoxmh.dll"	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2876D76C-CAAA-4313-AF97-8D1D9A2A1087}\InProcServer32\ThreadingModel = "Apartment"	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 2744	2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe	31
PID 2052 wrote to memory of 2744	2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe	31
PID 2052 wrote to memory of 2744	2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe	31
PID 2052 wrote to memory of 2744	2052	f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f681a7dd40872dc0e8f861e50321fd0e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f681a7dd40872dc0e8f861e50321fd0e_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:2052
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\316C.tmp.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2744

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\316C.tmp.bat

Filesize
207B

MD5
a82d0a715d6e441eb8ac5faa513c443e

SHA1
d54d8038dd36d26331ad4ead6aee7f2af805be74

SHA256
80b6a24676dccfc535656fa444169e4e4a041662ad6832340eaf1094e5bd9d96

SHA512
5dceb294f7dd54dd2bde6b93dc4121f1ffd295b1469038503099c793f510105bd47205b12ac696c3b5de2f7d3ee42d20de72101abd69cb061259b50031a6f754

Download Submit
C:\Windows\SysWOW64\dpvvoxmh.tmp

Filesize
1011KB

MD5
d429df875c6e6fb58b698f5bd4b8ce13

SHA1
262e7c931705fb93b5759cb683781d2d046ab8ab

SHA256
b43426b9553085085dd8c66cab9f638a509c1716a784374f91a208fbf9485bb9

SHA512
c2b69b32757111fac43f7b34c386bfa1b07bbf2d8b66e53db1cd6bffa5387b68aa6cd8df99d0f0b11d90a6471646175581999f66bc193cf2fb873bc6ecb3dace

Download Submit
memory/2052-8-0x0000000020000000-0x000000002000A000-memory.dmp

Filesize
40KB

Download
memory/2052-17-0x0000000020000000-0x000000002000A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads