f6e5fa25486fceb905f3ddde4f9221aebbba7545d2f9b302bff36e1897f73ee8

General

Target

00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
Size

130KB
MD5

00b3cc65cadd79766ce2351380458734
SHA1

94f84a3fa9475baaf4e2738791b39d1aa06c93e6
SHA256

f6e5fa25486fceb905f3ddde4f9221aebbba7545d2f9b302bff36e1897f73ee8
SHA512

a9f70bcec9e38ff7d43f1ba1ee4026925376db5978df59f8db2f0ea3a5e11cda629db4664efd4391969938bcb18cbbd28e40396f8bce812ba214d10e576caa9b
SSDEEP

3072:yJ3+HVRKw27/zdG/1lOpb3WF+ojPu5PkPxQiHQFh26WY7/HAgb:yJeUhm18bs7PTPqiHU2KHP

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1020	Lsas.exe

Loads dropped DLL 2 IoCs

pid	Process
2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\Lsas.exe	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\SysWOW64\Lsas.exe	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
File created	C:\WINDOWS\SysWOW64\win23.txt	Lsas.exe
File opened for modification	C:\WINDOWS\SysWOW64\win23.txt	Lsas.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	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Lsas.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Lsas.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Lsas.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1020	Lsas.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
1020	Lsas.exe
1020	Lsas.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 1020	2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe	31
PID 2128 wrote to memory of 1020	2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe	31
PID 2128 wrote to memory of 1020	2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe	31
PID 2128 wrote to memory of 1020	2128	00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\00b3cc65cadd79766ce2351380458734_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2128
- C:\WINDOWS\SysWOW64\Lsas.exe
  C:\WINDOWS\system32\Lsas.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:1020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

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\win23.txt

Filesize
27B

MD5
709191d3408d179db0aff8bbbca7e249

SHA1
407ef9fff2bbeb2b85738a39c8bbbaa2dcf9b2fd

SHA256
ed8f9de65ce3dc77975224b9d88a38dc6f211b6d9bd9ac1659260f92232fc109

SHA512
f7b4087507e3fcf834da069cb97db034be549af8d78874166e990a164f7f9a39baa6492906ac56c3c23d0e2a11d8a2634e1c455ac2facded7c8011244f1e1529

Download Submit
\Windows\SysWOW64\Lsas.exe

Filesize
130KB

MD5
00b3cc65cadd79766ce2351380458734

SHA1
94f84a3fa9475baaf4e2738791b39d1aa06c93e6

SHA256
f6e5fa25486fceb905f3ddde4f9221aebbba7545d2f9b302bff36e1897f73ee8

SHA512
a9f70bcec9e38ff7d43f1ba1ee4026925376db5978df59f8db2f0ea3a5e11cda629db4664efd4391969938bcb18cbbd28e40396f8bce812ba214d10e576caa9b

Download Submit
memory/1020-24-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1020-37-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1020-49-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1020-61-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1020-72-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1020-84-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1020-96-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2128-0-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2128-12-0x00000000028D0000-0x0000000002955000-memory.dmp

Filesize
532KB

Download
memory/2128-19-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download

Analysis

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