ae80fe20cedaccd273736df0bbdbc309863b14188afb80fb48eb76c030d4c9fa

General

Target

142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
Size

73KB
MD5

142b66659e3ef99b7cbfdd375524921a
SHA1

168c0087432d5f4ef58e3ba1fbad4e8344e13ec9
SHA256

ae80fe20cedaccd273736df0bbdbc309863b14188afb80fb48eb76c030d4c9fa
SHA512

681c6769629af97c53facba051fcc9f0037883e29ad880304ad7f0d380b39714d89555d6383237c4febb4dbf73ffc9531c23a50b660de5bd9eb776ba4aa3c6f2
SSDEEP

1536:XwMBMzYieREn2V/dD0Nguj3AYUpgpMPP/aOWKIcPC4wKvm2N1m:A4rRo2V/dD0Nga3A9gpQPqb4wYms4

Score

8^/10

discovery persistence upx

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9B71D88C-C598-4935-C5D1-43AA4DB90836}	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9B71D88C-C598-4935-C5D1-43AA4DB90836}\stubpath = "C:\\Windows\\system32\\msbsds.exe s"	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\SOFTWARE\Microsoft\Active Setup\Installed Components	142b66659e3ef99b7cbfdd375524921a_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\ActiveX Cache = "C:\\Windows\\system32\\msbsds.exe"	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\ActiveX Cache = "C:\\Windows\\system32\\msbsds.exe"	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\plugin1.dat	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msbsds.exe	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msbsds.exe	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1252-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/1252-15-0x0000000000400000-0x000000000040E000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 1200	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	21
PID 1252 wrote to memory of 1200	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	21
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1276	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	30
PID 1252 wrote to memory of 1200	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	21
PID 1252 wrote to memory of 1200	1252	142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\142b66659e3ef99b7cbfdd375524921a_JaffaCakes118.exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1252
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:1276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

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

memory/1200-3-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

Filesize
4KB

Download
memory/1252-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1252-15-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads