39d6879b202b57f3f652b9dfddee128c892530310b6c5e9bbaec40c822c6cbef

Analysis

max time kernel
150s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
31/03/2025, 15:19

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General

Target

JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
Size

34KB
MD5

99a7c4a190dc17e0bab7bc249c47682d
SHA1

f85eacf08527f929d89b149badc6508c50bec218
SHA256

39d6879b202b57f3f652b9dfddee128c892530310b6c5e9bbaec40c822c6cbef
SHA512

b9f53820e5eab9c1da0c087a47e5c914bdf93820a5ff4505776f8586a0ac69eca0ae85549cc0d31a9187c564282ed3569f483702285297297cb9fb26e417ae64
SSDEEP

768:VdRznZg/qGzA2Tm4VJvSk/ozg15gEgLa1EFuYd8CbMX3:Vd1dGzA2C4VFSk/ozg15glLaHYMH

Score

8^/10

discovery persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\explorer\run	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\ishost.exe = "ishost.exe"	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe

Executes dropped EXE 1 IoCs

pid	Process
1704	ismini.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ismini.exe	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
File created	C:\Windows\SysWOW64\components\flx0.dll	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.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	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ismini.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
1704	ismini.exe
1704	ismini.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 1704	4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe	86
PID 4624 wrote to memory of 1704	4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe	86
PID 4624 wrote to memory of 1704	4624	JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99a7c4a190dc17e0bab7bc249c47682d.exe"
1⤵
- Adds policy Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4624
- C:\Windows\SysWOW64\ismini.exe
  C:\Windows\system32\ismini.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\ismini.exe

Filesize
5KB

MD5
f3c2afd546fd647edd8d685fb4ed488f

SHA1
22e5b402a2be62428aad26aea70a85b2a66eb498

SHA256
0bc0661922ac18c4e59b6d693dbf55527668ed000a3edaecad33ba16df4dfb6f

SHA512
7400370ee7c800c132347c99697c76cd3de05b91e822a6bf0a55a07cb6308bc57c2ad51bcba64e1a5643736c1c13e20baa4ad8309b3db1f8fae99e8e2381a254

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