7e311919c17ad057138fa75d8a32bce0c1e8f4779c82834a5731ecbb5fc863cf

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 04:15

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General

Target

ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe
Size

7KB
MD5

ea90a441dccf90ed71019a7d29fb114a
SHA1

2382bfd923a989dd2aa6a75682b534da3d56e8b4
SHA256

7e311919c17ad057138fa75d8a32bce0c1e8f4779c82834a5731ecbb5fc863cf
SHA512

6c300be8f58e002dd23b361c30bb71da235df951712be7dfb6ba5ad253067f7d4cc2ac491986200ba1e86f862709e1c58c56c8841d7877047fbd8e2f99e630d9
SSDEEP

192:YCKZVHHuI1debnp+waY0AYPA48j93WImcFG72j1IyYwFhXYap:Wnx1deTp+waY0AYPejRvTM7k1IyYwrIY

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2760	cmd.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\delete_wan.bat	attrib.exe
File created	C:\Windows\SysWOW64\sysexp.dat	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\syssx.dat	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\delete_wan.bat	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ACADABAE-1000-0010-8000-00AA006D2EA8}\InProcServer32	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ACADABAE-1000-0010-8000-00AA006D2EA8}\InProcServer32\ = "C:\\Windows\\system32\\sysexp.dat"	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ACADABAE-1000-0010-8000-00AA006D2EA8}	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2160	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2760	2160	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2760	2160	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2760	2160	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2760	2160	ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe	30
PID 2760 wrote to memory of 2752	2760	cmd.exe	32
PID 2760 wrote to memory of 2752	2760	cmd.exe	32
PID 2760 wrote to memory of 2752	2760	cmd.exe	32
PID 2760 wrote to memory of 2752	2760	cmd.exe	32

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2752	attrib.exe

C:\Users\Admin\AppData\Local\Temp\ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea90a441dccf90ed71019a7d29fb114a_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\delete_wan.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\attrib.exe
    attrib -h -s -r -a C:\Windows\system32\delete_wan.bat
    3⤵
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\delete_wan.bat

Filesize
144B

MD5
37017d9b22af8158a9147e8e9547de20

SHA1
fd8dee32641dd8920c1a2a8a9354373d6a36d743

SHA256
ddef15cff19b5d0400ecb204e1e70e0a2c304523a6595ea89162082af4beb7d0

SHA512
38e65d4ec9122f6fac1a4f8da498642eb690545e7721eca8da88169a2a2d129b8830cd00daa7ddf3b41acc1dabbbbf14a481de00ed9ffe5e89451e20dccc6700

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