936b5bf63eb87156d9c2c9f78d09e4fb9542ca169e83758b3c0c1227a77dda30

General

Target

c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe
Size

64KB
MD5

c21000134df04c571bd59dfeda6c7bc9
SHA1

89a550617449715b5dc0e31aa05ab28687d29e22
SHA256

936b5bf63eb87156d9c2c9f78d09e4fb9542ca169e83758b3c0c1227a77dda30
SHA512

1a0881ec94c3b10a316ef9318a6b46d05862f830bf97cab301a61a327b7f3da435e50634c12c6eb5d2aeecc65229014af11bbeb13d81df571845162d44a1760f
SSDEEP

1536:3NZHB5seNUhAZqLK4ZXJGtIWopVNZ1EFWVpl:3NZJ2HLBXotIL1mor

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1320	Sys32.exe

Drops file in System32 directory 25 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File opened for modification	C:\Windows\SysWOW64\Sys32.exe	c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.exe
File created	C:\Windows\SysWOW64\Sys32.exe	c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe\Sys32.exe	Sys32.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	c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sys32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 1320	2488	c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe	92
PID 2488 wrote to memory of 1320	2488	c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe	92
PID 2488 wrote to memory of 1320	2488	c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c21000134df04c571bd59dfeda6c7bc9_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Windows\SysWOW64\Sys32.exe
  C:\Windows\system32\Sys32.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:1320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\Sys32.exe

Filesize
64KB

MD5
c21000134df04c571bd59dfeda6c7bc9

SHA1
89a550617449715b5dc0e31aa05ab28687d29e22

SHA256
936b5bf63eb87156d9c2c9f78d09e4fb9542ca169e83758b3c0c1227a77dda30

SHA512
1a0881ec94c3b10a316ef9318a6b46d05862f830bf97cab301a61a327b7f3da435e50634c12c6eb5d2aeecc65229014af11bbeb13d81df571845162d44a1760f

Download Submit
memory/1320-6-0x0000000000400000-0x000000000046C313-memory.dmp

Filesize
432KB

Download
memory/2488-0-0x0000000000400000-0x000000000046C313-memory.dmp

Filesize
432KB

Download
memory/2488-5-0x0000000000400000-0x000000000046C313-memory.dmp

Filesize
432KB

Download

Analysis

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